Introduction：Basic information about CAS 7048-04-6|L-Cysteine hydrochloride hydrate, including its chemical name, molecular formula, synonyms, physicochemical properties, and safety information, etc.
| Common Name | L-Cysteine hydrochloride hydrate |
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| CAS Number | 7048-04-6 | Molecular Weight | 175.634 |
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| Density | / | Boiling Point | 293.9ºC at 760 mmHg |
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| Molecular Formula | C3H10ClNO3S | Melting Point | 175°C |
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| MSDS | ChineseUSA | Flash Point | 131.5ºC |
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Names
| Name | L-Cysteine hydrochloride monohydrate |
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| Synonym | More Synonyms |
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L-Cysteine hydrochloride hydrate BiologicalActivity
| 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]. |
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| Related Catalog | Research Areas >>Metabolic Disease |
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| 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. |
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Chemical & Physical Properties
| Boiling Point | 293.9ºC at 760 mmHg |
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| Melting Point | 175°C |
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| Molecular Formula | C3H10ClNO3S |
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| Molecular Weight | 175.634 |
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| Flash Point | 131.5ºC |
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| Exact Mass | 175.006989 |
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| PSA | 111.35000 |
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| LogP | 0.76610 |
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| Index of Refraction | 6 ° (C=8, 1mol/L HCl) |
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| InChIKey | QIJRTFXNRTXDIP-JIZZDEOASA-N |
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| SMILES | Cl.NC(CS)C(=O)O.O |
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| Storage condition | Store at RT. |
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| Stability | Stable. Incompatible with strong oxidizing agents, most common metals, hydrogen chloride. |
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| Water Solubility | H2O: 1 M at 20 °C, clear, colorless |
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Toxicological Information
CHEMICAL IDENTIFICATION - RTECS NUMBER :
- HA2285000
- CHEMICAL NAME :
- L-Cysteine, hydrochloride, monohydrate
- CAS REGISTRY NUMBER :
- 7048-04-6
- LAST UPDATED :
- 199504
- DATA ITEMS CITED :
- 2
- MOLECULAR FORMULA :
- C3-H7-N-O2-S.Cl-H.H2-O
- MOLECULAR WEIGHT :
- 175.65
HEALTH HAZARD DATAACUTE TOXICITY DATA - TYPE OF TEST :
- LD50 - Lethal dose, 50 percent kill
- ROUTE OF EXPOSURE :
- Subcutaneous
- SPECIES OBSERVED :
- Rodent - mouse
- DOSE/DURATION :
- 3564 mg/kg
- 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)
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Safety Information
| Personal Protective Equipment | dust mask type N95 (US);Eyeshields;Gloves |
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| Hazard Codes | Xi:Irritant |
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| Risk Phrases | R36/37/38 |
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| Safety Phrases | S26-S36 |
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| RIDADR | NONH for all modes of transport |
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| WGK Germany | 3 |
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| RTECS | HA2285000 |
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| HS Code | 29309013 |
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Customs
| HS Code | 2930909090 |
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| Summary | 2930909090. other organo-sulphur compounds. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:30.0% |
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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 |
