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D-Cysteine

CAT: 1596-AR-C08884-06Size: 250 UnitsDry Ice: NoHazardous: No
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CAT#:1596-AR-C08884-06Size:250 Units
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CAS Number
921-01-7
Molecular Formula
C3H7NO2S
Molecular Weight
121.15
API Name
Cysteine

Chemical Information

D-Cysteine

D-cysteine is an optically active form of cysteine having D-configuration. It is a cysteine and a D-alpha-amino acid. It is a conjugate base of a D-cysteinium. It is a conjugate acid of a D-cysteinate(1-). It is an enantiomer of a L-cysteine. It is a tautomer of a D-cysteine zwitterion.

CAS Number921-01-7
PubChem CID92851
IUPAC Name(2S)-2-amino-3-sulfanylpropanoic acid
Molecular FormulaC3H7NO2S
Molecular Weight121.16
XLogP-2.5
Topological Polar Surface Area64.3
Hydrogen Bond Donor Count3
Hydrogen Bond Acceptor Count4
Rotatable Bond Count2
Heavy Atom Count7
Formal Charge0
Complexity75
SMILES
C([C@H](C(=O)O)N)S
InChI
InChI=1S/C3H7NO2S/c4-2(1-7)3(5)6/h2,7H,1,4H2,(H,5,6)/t2-/m1/s1
InChIKey
XUJNEKJLAYXESH-UWTATZPHSA-N
Chemical Structure
2D Structure
2D structure of D-Cysteine
CAS: 921-01-7
CID: 92851
Formula: C3H7NO2S
MW: 121.16
Interactive 3D Structure
Loading 3D structure...
View on PubChemRaw 3D data
Computed Properties
PropertyValue
Molecular Weight121.16
XLogP3-2.5
Hydrogen Bond Donor Count3
Hydrogen Bond Acceptor Count4
Rotatable Bond Count2
Exact Mass121.01974964
Monoisotopic Mass121.01974964
Topological Polar Surface Area64.3 Ų
Heavy Atom Count7
Formal Charge0
Complexity75.3
Isotope Atom Count0
Defined Atom Stereocenter Count1
Undefined Atom Stereocenter Count0
Defined Bond Stereocenter Count0
Undefined Bond Stereocenter Count0
Covalently-Bonded Unit Count1
Compound Is CanonicalizedYes

Related Products

CatalogName
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AR-C08840-01L-Cysteine-D-Xylose Adduct (Amadori)
AR-C08853-01Cysteine Impurity 13 (Fmoc-D-Cys (Acm) -OH)
AR-C08911-01L-Cysteinyl-L-Cysteine Trifluoroacetate
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AR-C08848-01Cysteine Impurity 10
AR-C08891-01Cysteine Impurity 4
AR-C08890-01Cysteine Impurity 3

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HY-W018555-01D-Cysteine
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237139-01D-Cysteine 99+%
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