ChemicalBook--->CAS DataBase List--->498-40-8

498-40-8

498-40-8 Structure

498-40-8 Structure
IdentificationMore
[Name]

L-CYSTEIC ACID
[CAS]

498-40-8
[Synonyms]

2-AMINOSULPHOPROPIONIC ACID
CYSTEIC ACID, L-
L-2-AMINO-3-SULFOPROPIONIC ACID
L-(+)-CYSTEIC ACID
L-CYSTEIC ACID
Cysteicacid
L-Cysteic acid anhydrous
2-amino-3-sulfo-propanoic acid
(2R)-2-Amino-3-sulfopropionic acid
(R)-2-Amino-3-sulfopropanoic acid
3-Sulfo-L-alanine
Cysteine sulfonic acid
L-Cystein sulfonic acid
[EINECS(EC#)]

207-861-3
[Molecular Formula]

C3H7NO5S
[MDL Number]

MFCD00007524
[Molecular Weight]

169.16
[MOL File]

498-40-8.mol
Chemical PropertiesBack Directory
[Melting point ]

260℃ (dec.)
[alpha ]

[α]D20 +7.5~+9.5° (c=7.4, H2O)
[density ]

1.775±0.06 g/cm3(Predicted)
[refractive index ]

8 ° (C=5, H2O)
[storage temp. ]

Keep in dark place,Inert atmosphere,Room temperature
[solubility ]

Methanol (Slightly), Water (Slightly)
[form ]

Powder or Crystalline Powder
[pka]

1.3(at 25℃)
[color ]

White to off-white
[Optical Rotation]

+8.66 (H2O)
[Water Solubility ]

almost transparency
[Merck ]

2780
[Cosmetics Ingredients Functions]

SKIN CONDITIONING
[CAS DataBase Reference]

498-40-8(CAS DataBase Reference)
[EPA Substance Registry System]

L-Alanine, 3-sulfo- (498-40-8)
Safety DataBack Directory
[Symbol(GHS) ]

Exclamation Mark (GHS07)
GHS07
[Signal word ]

Warning
[Hazard statements ]

H302-H315-H319-H332-H335
[Precautionary statements ]

P280-P305+P351+P338-P310
[Risk Statements ]

R36/38:Irritating to eyes and skin .
[Safety Statements ]

S26:In case of contact with eyes, rinse immediately with plenty of water and seek medical advice .
S36:Wear suitable protective clothing .
[HS Code ]

2930909899
Hazard InformationBack Directory
[Uses]

L-Cysteic Acid is a major metabolite of non-essential amino acid L-Cysteine.
[Definition]

ChEBI: The L-enantiomer of cysteic acid.
[IC 50]

Human Endogenous Metabolite
Spectrum DetailBack Directory
[Spectrum Detail]

L-CYSTEIC ACID(498-40-8)MS
L-CYSTEIC ACID(498-40-8)1HNMR
L-CYSTEIC ACID(498-40-8)13CNMR
L-CYSTEIC ACID(498-40-8)IR1
L-CYSTEIC ACID(498-40-8)IR2
Well-known Reagent Company Product InformationBack Directory
[Sigma Aldrich]

498-40-8(sigmaaldrich)
[TCI AMERICA]

L-Cysteic Acid,>98.0%(T)(498-40-8)
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