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کیتین

File:Chitin.svg · Wikimedia Commons · See Wikimedia Commons

EntityQ161219· pop 72· linked from 834 articles

کیتین

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thumb|250px|right|Structure of the chitin molecule, showing two of the N-Acetylglucosamine|N-acetylglucosamine units that repeat to form long chains in β-(1→4)-linkage. thumb|250px|right|Haworth projection of the chitin molecule. thumb|A close-up of the wing of a leafhopper; the wing is composed of chitin. thumb|right|A cicada emerges from its nymphal exoskeleton; the shed exoskeleton is mostly modified chitin ([[sclerotin) but the wings and much of the adult body are still unsclerotized chitin at this stage]]

OverviewAI-generated

Chitin is a chemical compound with the IUPAC name N-[(2R)-2,4,5-trihydroxy-6-(hydroxymethyl)oxan-3-yl]acetamide. Its molecular structure is represented by the SMILES notation CC(=O)NC1[C@@H](OC(C(C1O)O)CO)O. The substance has a mass of 203.1925 and a weight of 221.21.

Chemical properties of chitin include an xlogp value of -1.7 and a topological polar surface area of 119. The molecule contains five hydrogen bond donors and six hydrogen bond acceptors, with a charge of 0. It is identified in the PubChem database by the CID 6857375 and the InChIKey OVRNDRQMDRJTHS-WTZNIHQSSA-N.

Chitin is the subject of 53,360 entries in the PubMed database. It is also referenced by 834 other encyclopedia articles.

Synthesized by Vinony from 15 facts across 4 sources: Wikidata, PubChem, PubMed, Vinony graph. Generated from structured data (not the Wikipedia text) and checked against those facts — may still contain errors.

Chemical data

Formula
C8H15NO6
Molecular weight
221.21 g/mol
IUPAC name
N-[(2R)-2,4,5-trihydroxy-6-(hydroxymethyl)oxan-3-yl]acetamide
SMILES
CC(=O)NC1[C@@H](OC(C(C1O)O)CO)O
InChIKey
OVRNDRQMDRJTHS-WTZNIHQSSA-N
XLogP
-1.7
Polar surface area
119 Ų
H-bond donors
5
H-bond acceptors
6
Formal charge
0

via PubChem

Research

53,360 papers

via PubMed

Wikidata facts

Instance of
polysaccharide
Has part
nitrogen
Mass
203.1925
Show 4 more facts
Commons category
Chitin
CXSMILES
[*]O[C@H]1[C@H](O)[C@@H](NC(=O)C)[C@@H](O[C@@H]1CO)O[C@@H]1[C@@H](CO)O[C@H]([C@H](NC(=O)C)[C@H]1O)[*] |Sg:n:1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20,21,22,23,24,25,26,27,28::ht|
on focus list of Wikimedia project
Wikipedia:Vital articles/Level/4
isomeric SMILES
N([C@@H]1[C@H](O[C@@H]([C@@H]([C@H]1O)O)CO)*O*[C@@H]1[C@@H](O)[C@H](NC(C)=O)[C@H](O[C@@H]1CO)*O*[C@@H]1[C@@H](O)[C@H](NC(C)=O)[C@H](O[C@@H]1CO)O)C(C)=O
Sources (4)

via Wikidata · CC0

Gallery (16)

Available in 71 languages

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via Wikidata sitelinks · CC0