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Merck
CN

W326305

L-半胱氨酸

≥97%, FG

别名:

(R)-2-氨基-3-巯基丙酸

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关于此项目

线性分子式:
HSCH2CH(NH2)CO2H
化学文摘社编号:
分子量:
121.16
FEMA Number:
3263
UNSPSC Code:
12164502
eCl@ss:
32160406
PubChem Substance ID:
Flavis number:
17.033
EC Number:
200-158-2
NACRES:
NA.21
MDL number:
Beilstein/REAXYS Number:
1721408
Organoleptic:
sulfurous
Grade:
Halal, FG
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grade

Halal, FG

Quality Level

reg. compliance

EU Regulation 1334/2008 & 872/2012, FDA 21 CFR 172.320, FDA 21 CFR 184.1271

assay

≥97%

optical activity

[α]26/D +8.0 to +9.5°, c = 2 in 5 M HCl

mp

240 °C (dec.) (lit.)

solubility

H2O: 25 mg/mL

application(s)

flavors and fragrances

documentation

see Safety & Documentation for available documents

organoleptic

sulfurous

SMILES string

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

InChI

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

InChI key

XUJNEKJLAYXESH-REOHCLBHSA-N

General description

L-半胱氨酸是一种含硫氨基酸。它可以与还原糖进行美拉德反应,生成挥发性肉味化合物。

Biochem/physiol Actions

NMDA 谷氨酸受体激动剂。


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存储类别

13 - Non Combustible Solids

wgk

WGK 1

ppe

dust mask type N95 (US), Eyeshields, Gloves



历史批次信息供参考:

分析证书(COA)

Lot/Batch Number

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商品

Antioxidants protect biological systems from oxidative damage produced by oxygen-containing free radicals and from redoxactive transition metal ions such as iron, copper, and cadmium.

抗氧化剂可保护生物系统免受含氧自由基和氧化还原过渡金属离子(如铁、铜和镉)引起的氧化损伤。

相关内容


Volatile compounds produced by the reaction of L-cysteine or L-cystine with carbonyl compounds.
Kato S, et al.
Agricultural and Biological Chemistry, 37(3), 539-544 (1973)
Antioxidant effects of sulfur-containing amino acids
Atmaca G
Yonsei Medical Journal, 45, 776-788 (2004)
Takeshi Annoura et al.
FASEB journal : official publication of the Federation of American Societies for Experimental Biology, 28(5), 2158-2170 (2014-02-11)
The 10 Plasmodium 6-Cys proteins have critical roles throughout parasite development and are targets for antimalaria vaccination strategies. We analyzed the conserved 6-cysteine domain of this family and show that only the last 4 positionally conserved cysteine residues are diagnostic



全球贸易项目编号

货号GTIN
W326305-1KG04061835566839
W326305-100G04061837528651
W326305-SAMPLE04061835566846
W326305-5KG04061834397441