Merck
CN

30120

Sigma-Aldrich

L-半胱氨酸 盐酸盐

anhydrous, ≥99.0% (RT)

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别名:
L-Cysteine hydrochloride (1:1)
线性分子式:
HSCH2CH(NH2)COOH · HCl
CAS号:
分子量:
157.62
Beilstein:
3560277
EC 号:
MDL编号:
PubChem化学物质编号:
NACRES:
NA.77

质量水平

检测方案

≥99.0% (RT)

形式

powder or crystals

旋光性

[α]20/D +6.4±0.3°, c = 5% in 5 M HCl

杂质

≤0.5% foreign amino acids

灼烧残渣

≤0.1% (as SO4)

缺失

≤1.0% loss on drying

颜色

white

mp

174.1-174.7 °C

溶解性

H2O: 1 g/10 mL, clear, colorless

痕量阴离子

sulfate (SO42-): ≤100 mg/kg

痕量阳离子

Ca: ≤10 mg/kg
Cd: ≤5 mg/kg
Co: ≤5 mg/kg
Cr: ≤5 mg/kg
Cu: ≤5 mg/kg
Fe: ≤5 mg/kg
K: ≤50 mg/kg
Mg: ≤5 mg/kg
Mn: ≤5 mg/kg
NH4+: ≤500 mg/kg
Na: ≤50 mg/kg
Ni: ≤5 mg/kg
Pb: ≤5 mg/kg
Zn: ≤5 mg/kg

应用

peptide synthesis

SMILES字符串

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

InChI

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

InChI key

IFQSXNOEEPCSLW-DKWTVANSSA-N

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生化/生理作用

NMDA谷氨酸受体激动剂也是AMPA谷氨酸受体在高浓度时的激动剂。

储存分类代码

11 - Combustible Solids

WGK

WGK 1

闪点(°F)

Not applicable

闪点(°C)

Not applicable

个人防护装备

dust mask type N95 (US), Eyeshields, Gloves


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