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Key Documents

270881

Sigma-Aldrich

L-Cysteinesulfinic acid monohydrate

99%

Synonym(s):

3-sulfino-L-alanine

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About This Item

Linear Formula:
HO2SCH2CH(NH2)CO2H·H2O
CAS Number:
Molecular Weight:
171.17
EC Number:
MDL number:
UNSPSC Code:
12352209
eCl@ss:
32160406
PubChem Substance ID:
NACRES:
NA.22

Assay

99%

form

solid

optical activity

[α]25/D +24°, c = 1 in 1 M HCl

reaction suitability

reaction type: solution phase peptide synthesis

mp

163 °C (dec.) (lit.)

application(s)

peptide synthesis

storage temp.

2-8°C

SMILES string

[H]O[H].N[C@@H](CS(O)=O)C(O)=O

InChI

1S/C3H7NO4S.H2O/c4-2(3(5)6)1-9(7)8;/h2H,1,4H2,(H,5,6)(H,7,8);1H2/t2-;/m0./s1

InChI key

YQIXTMZYGQXTCZ-DKWTVANSSA-N

Pictograms

Exclamation mark

Signal Word

Warning

Hazard Statements

Hazard Classifications

Eye Irrit. 2 - Skin Irrit. 2 - STOT SE 3

Target Organs

Respiratory system

Storage Class Code

11 - Combustible Solids

WGK

WGK 3

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Certificates of Analysis (COA)

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