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778451

L-Cysteine hydrochloride monohydrate

Wacker Chemie AG, 98.5-101.0%

Synonym(s):

Cysteine hydrochloride monohydrate, Cysteine monohydrate hydrochloride

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About This Item

Linear Formula:
HSCH2CH(NH2)COOH · HCl · H2O
CAS Number:
7048-04-6
Molecular Weight:
175.63
UNSPSC Code:
12352209
NACRES:
NA.22
PubChem Substance ID:
329767969
EC Number:
200-157-7
Beilstein/REAXYS Number:
5158059
MDL number:
MFCD00065606
eCl@ss:
32160406
Assay:
98.5-101.0%
Form:
powder or crystals
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Quality Segment

200

assay

98.5-101.0%

form

powder or crystals

optical activity

[α]/D 5.7 to 6.8°

reaction suitability

reaction type: solution phase peptide synthesis

manufacturer/tradename

Wacker Chemie AG

impurities

≤0.2% any ninhydrin positive substance each (total ≤1.0%), ≤0.5% ninhydrin positive substances: impurity A, ≤200 ppm ammonium

ign. residue

≤0.1%

loss

8-12% loss on drying

solubility

water: 100 mg/mL at 25 °C

anion traces

sulfate (SO42-): ≤0.030%

cation traces

Fe: ≤10 ppm

suitability

clear, colorless for appearance of solution

application(s)

peptide synthesis

SMILES string

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

InChI

1S/C3H7NO2S.ClH.H2O/c4-2(1-7)3(5)6;;/h2,7H,1,4H2,(H,5,6);1H;1H2/t2-;;/m0../s1

InChI key

QIJRTFXNRTXDIP-JIZZDEOASA-N

General description

This product is supplied from Wacker FERMOPURE® material, but is sold for R&D use only, not for drug, household or other uses.

Application

L-Cysteine hydrochloride monohydrate can be used in the synthesis of protein photo-cross-linkers based on 2-aryl-5-carboxytetrazole , and Zn2+-doped non-linear optical crystal by conventional slow evaporation solution technique.

Biochem/physiol Actions

NMDA glutamatergic receptor antagonist.

Legal Information

FERMOPURE is a registered trademark of Wacker Chemie AG

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Storage Class

11 - Combustible Solids

flash_point_f

Not applicable

flash_point_c

Not applicable

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