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Simplified molecular-input line-entry system

Index Simplified molecular-input line-entry system

The simplified molecular-input line-entry system (SMILES) is a specification in form of a line notation for describing the structure of chemical species using short ASCII strings. [1]

109 relations: Aflatoxin, Alanine, Aliphatic compound, Amino acid, Ammonium, Aromaticity, ASCII, Atom, Bark beetle, Benzene, Bergenin, Beta-Carotene, Bicyclohexyl, Biphenyl, Blue Obelisk, Bromochlorodifluoromethane, Canonicalization, Carbon dioxide, Carbon-14, Cephalodiscus, ChemAxon, Chemical bond, Chemical Computing Group, Chemical database, Chemical element, Chemical file format, Chemical species, Chemistry Development Kit, Cis–trans isomerism, Cobalt, Copper(II) sulfate, Corwin Hansch, Cuneane, Cyclohexane, Cyclohexane-1,2-diol, Cyclopropene, Decalin, Depth-first search, Deuterated chloroform, Dimension, Duluth, Minnesota, Empirical formula, Enantiomer, Ethanol, Ethylene, Fluoroform, Furan, Gallium arsenide, Glucose, Gold, ..., Graph theory, Hemichordate, Hydrogen cyanide, Hydronium, Hydroxide, Imidazole, Indian Ocean, International Chemical Identifier, International Union of Pure and Applied Chemistry, Ion, Isomorphism, Isotope, JOELib, Line notation, Melatonin, Methyl isocyanate, Molecular configuration, Molecular graph, Molecular Query Language, Molecule editor, Nicotine, Nitrogen, OELib, Oenanthotoxin, Open Babel, Open standard, Open-chain compound, OpenEye Scientific Software, Pheromone, Propane, Propionic acid, Pyrazine, Pyrethrin, Pyridine, Pyrrole, Query language, Resin, Scale insect, Smiles arbitrary target specification, Sodium chloride, Spanning tree, Stereocenter, Stereoisomerism, String (computer science), SYBYL line notation, Thiamine, Thujone, Titanium, Toluene, Tree traversal, Trigonal bipyramidal molecular geometry, Two-dimensional space, United States Environmental Protection Agency, Vanillin, Water, Wildcard character, Wiswesser line notation, 1,2-Difluoroethylene, 1,4-Dioxane. Expand index (59 more) »

Aflatoxin

Aflatoxins are poisonous carcinogens that are produced by certain molds (Aspergillus flavus and Aspergillus parasiticus) which grow in soil, decaying vegetation, hay, and grains.

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Alanine

Alanine (symbol Ala or A) is an α-amino acid that is used in the biosynthesis of proteins.

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Aliphatic compound

In organic chemistry, hydrocarbons (compounds composed of carbon and hydrogen) are divided into two classes: aromatic compounds and aliphatic compounds (G. aleiphar, fat, oil) also known as non-aromatic compounds.

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Amino acid

Amino acids are organic compounds containing amine (-NH2) and carboxyl (-COOH) functional groups, along with a side chain (R group) specific to each amino acid.

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Ammonium

The ammonium cation is a positively charged polyatomic ion with the chemical formula.

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Aromaticity

In organic chemistry, the term aromaticity is used to describe a cyclic (ring-shaped), planar (flat) molecule with a ring of resonance bonds that exhibits more stability than other geometric or connective arrangements with the same set of atoms.

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ASCII

ASCII, abbreviated from American Standard Code for Information Interchange, is a character encoding standard for electronic communication.

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Atom

An atom is the smallest constituent unit of ordinary matter that has the properties of a chemical element.

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Bark beetle

A bark beetle is one of about 220 genera with 6,000 species of beetles in the subfamily Scolytinae.

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Benzene

Benzene is an important organic chemical compound with the chemical formula C6H6.

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Bergenin

Bergenin, alias cuscutin, is trihydroxybenzoic acid glycoside.

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Beta-Carotene

β-Carotene is an organic, strongly colored red-orange pigment abundant in plants and fruits.

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Bicyclohexyl

Bicyclohexyl, also known as dicyclohexyl or bicyclohexane, is an organic chemical with the formula C12H22 and a molecular mass of 166.303 g mol−1.

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Biphenyl

Biphenyl (or diphenyl or phenylbenzene or 1,1′-biphenyl or lemonene) is an organic compound that forms colorless crystals.

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Blue Obelisk

Blue Obelisk is an informal group of chemists who promote open data, open source, and open standards; it was initiated by Peter Murray-Rust and others in 2005.

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Bromochlorodifluoromethane

Bromochlorodifluoromethane, also known by the trade name Halon 1211, or BCF, or Halon 1211 BCF, or Freon 12B1, is a haloalkane with the chemical formula CF2ClBr.

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Canonicalization

In computer science, canonicalization (sometimes standardization or normalization) is a process for converting data that has more than one possible representation into a "standard", "normal", or canonical form.

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Carbon dioxide

Carbon dioxide (chemical formula) is a colorless gas with a density about 60% higher than that of dry air.

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Carbon-14

Carbon-14, 14C, or radiocarbon, is a radioactive isotope of carbon with an atomic nucleus containing 6 protons and 8 neutrons.

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Cephalodiscus

Cephalodiscus is a genus of hemichordates in the order Cephalodiscida.

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ChemAxon

ChemAxon is a software company specializing in application programming interfaces and end user applications for cheminformatics and life science research with headquarters in Budapest, Hungary and Cambridge, Massachusetts.

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Chemical bond

A chemical bond is a lasting attraction between atoms, ions or molecules that enables the formation of chemical compounds.

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Chemical Computing Group

Chemical Computing Group is a software company specializing in research software for computational chemistry, bioinformatics, cheminformatics, docking, pharmacophore searching and molecular simulation.

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Chemical database

A chemical database is a database specifically designed to store chemical information.

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Chemical element

A chemical element is a species of atoms having the same number of protons in their atomic nuclei (that is, the same atomic number, or Z).

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Chemical file format

This article discusses some common molecular file formats, including usage and converting between them.

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Chemical species

A chemical species is a chemical substance or ensemble composed of chemically identical molecular entities that can explore the same set of molecular energy levels on a characteristic or delineated time scale.

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Chemistry Development Kit

The Chemistry Development Kit (CDK) is computer software, a library in the programming language Java, for chemoinformatics and bioinformatics.

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Cis–trans isomerism

Cis–trans isomerism, also known as geometric isomerism or configurational isomerism, is a term used in organic chemistry.

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Cobalt

Cobalt is a chemical element with symbol Co and atomic number 27.

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Copper(II) sulfate

Copper(II) sulfate, also known as cupric sulfate, or copper sulphate, is the inorganic compound with the chemical formula CuSO4(H2O)x, where x can range from 0 to 5.

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Corwin Hansch

Corwin Herman Hansch (October 6, 1918 – May 8, 2011) was a Professor of Chemistry at Pomona College in California.

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Cuneane

Cuneane (C8H8, Pentacyclooctane) is a saturated hydrocarbon.

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Cyclohexane

Cyclohexane is a cycloalkane with the molecular formula C6H12 (the alkyl is abbreviated Cy).

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Cyclohexane-1,2-diol

Cyclohexane-1,2-diol is a chemical compound found in castoreum.

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Cyclopropene

Cyclopropene is an organic compound with the formula 34.

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Decalin

Decalin (decahydronaphthalene, also known as bicyclodecane), a bicyclic organic compound, is an industrial solvent.

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Depth-first search

Depth-first search (DFS) is an algorithm for traversing or searching tree or graph data structures.

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Deuterated chloroform

Deuterated chloroform (CDCl3), also known as chloroform-d, is an isotopologue of chloroform (CHCl3) in which the hydrogen atom ("H") is replaced with a deuterium (heavy hydrogen) isotope ("D").

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Dimension

In physics and mathematics, the dimension of a mathematical space (or object) is informally defined as the minimum number of coordinates needed to specify any point within it.

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Duluth, Minnesota

Duluth is a major port city in the U.S. state of Minnesota and the county seat of Saint Louis County.

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Empirical formula

In chemistry, the empirical formula of a chemical compound is the simplest positive integer ratio of atoms present in a compound.

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Enantiomer

In chemistry, an enantiomer, also known as an optical isomer (and archaically termed antipode or optical antipode), is one of two stereoisomers that are mirror images of each other that are non-superposable (not identical), much as one's left and right hands are the same except for being reversed along one axis (the hands cannot be made to appear identical simply by reorientation).

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Ethanol

Ethanol, also called alcohol, ethyl alcohol, grain alcohol, and drinking alcohol, is a chemical compound, a simple alcohol with the chemical formula.

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Ethylene

Ethylene (IUPAC name: ethene) is a hydrocarbon which has the formula or H2C.

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Fluoroform

Fluoroform is the chemical compound with the formula CHF3.

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Furan

Furan is a heterocyclic organic compound, consisting of a five-membered aromatic ring with four carbon atoms and one oxygen.

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Gallium arsenide

Gallium arsenide (GaAs) is a compound of the elements gallium and arsenic.

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Glucose

Glucose is a simple sugar with the molecular formula C6H12O6.

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Gold

Gold is a chemical element with symbol Au (from aurum) and atomic number 79, making it one of the higher atomic number elements that occur naturally.

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Graph theory

In mathematics, graph theory is the study of graphs, which are mathematical structures used to model pairwise relations between objects.

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Hemichordate

Hemichordata is a phylum of marine deuterostome animals, generally considered the sister group of the echinoderms.

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Hydrogen cyanide

Hydrogen cyanide (HCN), sometimes called prussic acid, is a chemical compound with the chemical formula HCN.

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Hydronium

In chemistry, hydronium is the common name for the aqueous cation, the type of oxonium ion produced by protonation of water.

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Hydroxide

Hydroxide is a diatomic anion with chemical formula OH−.

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Imidazole

Imidazole is an organic compound with the formula C3N2H4.

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Indian Ocean

The Indian Ocean is the third largest of the world's oceanic divisions, covering (approximately 20% of the water on the Earth's surface).

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International Chemical Identifier

The IUPAC International Chemical Identifier (InChI or) is a textual identifier for chemical substances, designed to provide a standard way to encode molecular information and to facilitate the search for such information in databases and on the web.

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International Union of Pure and Applied Chemistry

The International Union of Pure and Applied Chemistry (IUPAC) is an international federation of National Adhering Organizations that represents chemists in individual countries.

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Ion

An ion is an atom or molecule that has a non-zero net electrical charge (its total number of electrons is not equal to its total number of protons).

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Isomorphism

In mathematics, an isomorphism (from the Ancient Greek: ἴσος isos "equal", and μορφή morphe "form" or "shape") is a homomorphism or morphism (i.e. a mathematical mapping) that can be reversed by an inverse morphism.

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Isotope

Isotopes are variants of a particular chemical element which differ in neutron number.

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JOELib

JOELib is computer software, a chemical expert system used mainly to interconvert chemical file formats.

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Line notation

Line notation is a typographical notation system using ASCII characters, most often used for chemical nomenclature.

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Melatonin

Melatonin, also known as N-acetyl-5-methoxy tryptamine, is a hormone that is produced by the pineal gland in animals and regulates sleep and wakefulness.

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Methyl isocyanate

Methyl isocyanate (MIC) is an organic compound with the molecular formula CH3NCO.

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Molecular configuration

The molecular configuration of a molecule is the permanent geometry that results from the spatial arrangement of its bonds.

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Molecular graph

In chemical graph theory and in mathematical chemistry, a molecular graph or chemical graph is a representation of the structural formula of a chemical compound in terms of graph theory.

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Molecular Query Language

The Molecular Query Language (MQL) was designed to allow more complex, problem-specific search methods in chemoinformatics.

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Molecule editor

A molecule editor is a computer program for creating and modifying representations of chemical structures.

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Nicotine

Nicotine is a potent parasympathomimetic stimulant and an alkaloid found in the nightshade family of plants.

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Nitrogen

Nitrogen is a chemical element with symbol N and atomic number 7.

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OELib

OELib was an Open Source Cheminformatics library.

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Oenanthotoxin

Oenanthotoxin is a toxin extracted from hemlock water dropwort (Oenanthe crocata) and other plants of the genus Oenanthe.

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Open Babel

Open Babel is computer software, a chemical expert system mainly used to interconvert chemical file formats.

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Open standard

An open standard is a standard that is publicly available and has various rights to use associated with it, and may also have various properties of how it was designed (e.g. open process).

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Open-chain compound

In chemistry, an open-chain compound (also spelled as open chain compound) or acyclic compound (Greek prefix "α", without and "κύκλος", cycle) is a compound with a linear structure, rather than a cyclic one.

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OpenEye Scientific Software

OpenEye Scientific Software is an American software company which develops large-scale molecular modelling applications and toolkits.

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Pheromone

A pheromone (from Ancient Greek φέρω phero "to bear" and hormone, from Ancient Greek ὁρμή "impetus") is a secreted or excreted chemical factor that triggers a social response in members of the same species.

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Propane

Propane is a three-carbon alkane with the molecular formula C3H8.

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Propionic acid

Propionic acid (from the Greek words protos, meaning "first", and pion, meaning "fat"; also known as propanoic acid) is a naturally occurring carboxylic acid with chemical formula C2H5COOH.

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Pyrazine

Pyrazine is a heterocyclic aromatic organic compound with the chemical formula C4H4N2.

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Pyrethrin

The pyrethrins are a class of organic compounds normally derived from Chrysanthemum cinerariifolium that have potent insecticidal activity by targeting the nervous systems of insects.

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Pyridine

Pyridine is a basic heterocyclic organic compound with the chemical formula C5H5N.

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Pyrrole

Pyrrole is a heterocyclic aromatic organic compound, a five-membered ring with the formula C4H4NH.

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Query language

Query languages or data query languages (DQLs) are computer languages used to make queries in databases and information systems.

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Resin

In polymer chemistry and materials science, resin is a "solid or highly viscous substance" of plant or synthetic origin that is typically convertible into polymers.

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Scale insect

The scale insects are small insects of the order Hemiptera, suborder Sternorrhyncha.

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Smiles arbitrary target specification

SMiles ARbitrary Target Specification (SMARTS) is a language for specifying substructural patterns in molecules.

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Sodium chloride

Sodium chloride, also known as salt, is an ionic compound with the chemical formula NaCl, representing a 1:1 ratio of sodium and chloride ions.

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Spanning tree

In the mathematical field of graph theory, a spanning tree T of an undirected graph G is a subgraph that is a tree which includes all of the vertices of G, with minimum possible number of edges.

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Stereocenter

In a molecule, a stereocenter is a particular instance of a stereogenic element that is geometrically a point.

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Stereoisomerism

In stereochemistry, stereoisomers are isomeric molecules that have the same molecular formula and sequence of bonded atoms (constitution), but differ in the three-dimensional orientations of their atoms in space.

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String (computer science)

In computer programming, a string is traditionally a sequence of characters, either as a literal constant or as some kind of variable.

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SYBYL line notation

The SYBYL line notation or SLN is a specification for unambiguously describing the structure of chemical molecules using short ASCII strings.

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Thiamine

Thiamine, also known as thiamin or vitamin B1, is a vitamin found in food, and manufactured as a dietary supplement and medication.

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Thujone

No description.

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Titanium

Titanium is a chemical element with symbol Ti and atomic number 22.

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Toluene

Toluene, also known as toluol, is an aromatic hydrocarbon.

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Tree traversal

In computer science, tree traversal (also known as tree search) is a form of graph traversal and refers to the process of visiting (checking and/or updating) each node in a tree data structure, exactly once.

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Trigonal bipyramidal molecular geometry

In chemistry a trigonal bipyramid formation is a molecular geometry with one atom at the center and 5 more atoms at the corners of a triangular dipyramid.

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Two-dimensional space

Two-dimensional space or bi-dimensional space is a geometric setting in which two values (called parameters) are required to determine the position of an element (i.e., point).

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United States Environmental Protection Agency

The Environmental Protection Agency is an independent agency of the United States federal government for environmental protection.

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Vanillin

Vanillin is a phenolic aldehyde, which is an organic compound with the molecular formula C8H8O3.

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Water

Water is a transparent, tasteless, odorless, and nearly colorless chemical substance that is the main constituent of Earth's streams, lakes, and oceans, and the fluids of most living organisms.

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Wildcard character

In software, a wildcard character is a kind of placeholder represented by a single character, such as an asterisk, which can be interpreted as a number of literal characters or an empty string.

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Wiswesser line notation

Wiswesser line notation, also referred to as WLN, invented by William J. Wiswesser in 1949, was the first line notation capable of precisely describing complex molecules.

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1,2-Difluoroethylene

1,2-Difluoroethylene, also known as 1,2-difluoroethene, is an organofluoride with the molecular formula C2H2F2.

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1,4-Dioxane

1,4-Dioxane is a heterocyclic organic compound, classified as an ether.

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Redirects here:

SMILES, Simplified Molecular Input Line Entry Specification, Simplified input line entry specification, Simplified molecular Input line entry specification, Simplified molecular input line entry specification, Simplified molecular input line entry system, Simplified molecular-input line-entry specification.

References

[1] https://en.wikipedia.org/wiki/Simplified_molecular-input_line-entry_system

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