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Merck

W326305

L-Cysteine

≥97%, FG

동의어(들):

(R)-2-Amino-3-mercaptopropionic acid

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크기 선택

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제품정보 (DICE 배송 시 비용 별도)

Linear Formula:
HSCH2CH(NH2)CO2H
CAS 번호:
Molecular Weight:
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:
FG, Halal
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Quality Level

grade

FG, Halal

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-cysteine is a sulfur-containing amino acid. It can undergo Maillard reaction with reducing sugars to form volatile meat flavored compounds.

Biochem/physiol Actions

NMDA glutamatergic receptor agonist.


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저장 등급

13 - Non Combustible Solids

wgk

WGK 1

ppe

dust mask type N95 (US), Eyeshields, Gloves



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시험 성적서(COA)

Lot/Batch Number

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문서 라이브러리 방문


문서

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.

관련 콘텐츠


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)
Nicholas Kwiatkowski et al.
Nature, 511(7511), 616-620 (2014-07-22)
Tumour oncogenes include transcription factors that co-opt the general transcriptional machinery to sustain the oncogenic state, but direct pharmacological inhibition of transcription factors has so far proven difficult. However, the transcriptional machinery contains various enzymatic cofactors that can be targeted