7048-04-6

7048-04-6 structure

Name: L-Cysteine hydrochloride hydrate
Chemical Name: L-Cysteine hydrochloride monohydrate
CAS Number: 7048-04-6
Molecular Formula: C₃H₁₀ClNO₃S
Molecular Weight: 175.634
Catalog: Biochemical Amino acids and their derivatives Cysteine derivative
Create Date: 2018-09-07 12:22:34
Modify Date: 2025-08-20 08:11:27
L-Cysteine hydrochloride hydrate is a conditionally essential amino acid, which acts as a precursor for biologically active molecules such as hydrogen sulphide (H2S), glutathione and taurine. L-Cysteine hydrochloride hydrate suppresses ghrelin and reduces appetite in rodents and humans[1].

Name	L-Cysteine hydrochloride monohydrate
Synonyms	L-cysteine monohydrate hydrochloride (1R)-1-Carboxy-2-sulfanylethanaminium chloride hydrate (1:1:1) D,L-cis-2-Aminocyclopentanol-Hydrochlorid H-Cys-OH.HCl.H2O L-(+)-cysteine hydrochloride hydrate (1R,2S)-CIS-2-AMINOCYCLOPENTANOL HYDROCHLORIDE L-cysteine monohydrochloride monohydrate (R)-cysteine hydrochloride monohydrate MFCD00065606 L-Cysteine hydrochloride hydrate (2R)-2-Amino-3-sulfanylpropanoic acid hydrate hydrochloride (R)-2-Amino-3-mercaptopropanoic acid hydrochloride hydrate Trans-(1R,2S)-2-Aminocyclopentanol Hydrochloride EINECS 200-157-7 D,L-cysteine hydrochloride monohydrate SH1YZVQ &&HCl H2O L-cysteine HCl monohydrate L-Cysteine, hydrochloride, hydrate (1:1:1) (R)-(+)-Cysteine hydrochloride hydrate (1R,2S)-2-aMinocyclopentan-1-ol hydrochloride L-Cysteine hydrochloride monohydrate L-Cysteine monohydrate monochloride L-Cysteinehydrochloridemonohydrate H-Cys-OH·HCl·H2O (+-)-cis-2-amino-cyclopentanol,hydrochloride L-Cysteine Hydrochloride

Description	L-Cysteine hydrochloride hydrate is a conditionally essential amino acid, which acts as a precursor for biologically active molecules such as hydrogen sulphide (H2S), glutathione and taurine. L-Cysteine hydrochloride hydrate suppresses ghrelin and reduces appetite in rodents and humans[1].
Related Catalog	Research Areas >> Metabolic Disease
References	[1]. McGavigan AK, et al. L-cysteine suppresses ghrelin and reduces appetite in rodents and humans. Int J Obes (Lond). 2015 Mar;39(3):447-55.

Boiling Point	293.9ºC at 760 mmHg
Melting Point	175°C
Molecular Formula	C₃H₁₀ClNO₃S
Molecular Weight	175.634
Flash Point	131.5ºC
Exact Mass	175.006989
PSA	111.35000
LogP	0.76610
Index of Refraction	6 ° (C=8, 1mol/L HCl)
Storage condition	Store at RT.
Stability	Stable. Incompatible with strong oxidizing agents, most common metals, hydrogen chloride.
Water Solubility	H2O: 1 M at 20 °C, clear, colorless

TOXIC EFFECTS :: Details of toxic effects not reported other than lethal dose value

REFERENCE :: JJANAX Japanese Journal of Antibiotics. (Japan Antibiotics Research Assoc., 2-20-8 Kamiosaki, Shinagawa-ku, Tokyo 141, Japan) V.21- 1968- Volume(issue)/page/year: 41,105,1988 *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA *** NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA : NOES - National Occupational Exposure Survey (1983) NOES Hazard Code - X9440 No. of Facilities: 196 (estimated) No. of Industries: 2 No. of Occupations: 6 No. of Employees: 1414 (estimated) No. of Female Employees: 879 (estimated)

Personal Protective Equipment	dust mask type N95 (US);Eyeshields;Gloves
Hazard Codes	Xi:Irritant
Risk Phrases	R36/37/38
Safety Phrases	S26-S36
RIDADR	NONH for all modes of transport
WGK Germany	3
RTECS	HA2285000
HS Code	29309013

Precursor 0
DownStream 2
56-89-3 62305-89-9

HS Code	2930909090
Summary	2930909090. other organo-sulphur compounds. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:30.0%