L-Cysteine hydrochloride monohydrate
Grundinformationen
- CAS
345909-32-2- Standard-SMILES
Cl.N[C@@H](CS)C(=O)O.O- InChIKey
QIJRTFXNRTXDIP-JIZZDEOASA-N- Summenformel
- C3H7NO2S.ClH.H2O
- Durchschnittliche Molmasse
- 175,64 g/mol
- Monoisotopische Masse
- 175,006992
Überblick
L-cysteine hydrochloride hydrate is a hydrate that is the monohydrate form of L-cysteine hydrochloride. It has a role as a flour treatment agent, an EC 4.3.1.3 (histidine ammonia-lyase) inhibitor and a human metabolite. It contains a L-cysteine hydrochloride.
Namen und Bezeichner
- Bevorzugter Name
- L-Cysteine hydrochloride monohydrate
- IUPAC
- (2R)-2-amino-3-sulfanylpropanoic acid;hydrate;hydrochloride
- Englischer Name
- L-Cysteine hydrochloride hydrate, 98.5-101.5%
- Summenformel
- C3H10ClNO3S
- Molmasse
- 175.6344
Namen und Synonyme
L-Cysteine hydrochloride monohydrate7048-04-6L-Cysteine hydrochloride hydrate345909-32-2H-Cys-OH.HCl.H2O(R)-2-Amino-3-mercaptopropanoic acid hydrochloride hydrateL-Cysteine (hydrochloride hydrate)L-Cysteine monohydrate monochloride(R)-2-Amino-3-mercaptopropanoic acid hydrochloride xhydrateCysteine HClL-CYSTEINE HCl MONOHYDRATEL-Cysteine HCl hydrate
Weitere Namen anzeigen
(2r)-2-Azaniumyl-3-Sulfanyl-PropanoateL-Cysteine hydrochloride hydrate, 98.5%L-Cysteine hydrochloride hydrate, 98.5-101.0%L-Cysteine hydrochloride hydrate, 98.5-101.5% 5GRL-CYSTEINE HYDROCHLORIDE HYDRATE, 98.5-101.5% USP/EP/BP
L-CYSTEINE, HYDROCHLORIDE, HYDRATE (1:1:1)(2R)-2-amino-3-sulfanylpropanoic acid;hydrate;hydrochlorideMFCD00065606L-CYSTEINE HYDROCHLORIDE HYDRATE, 98.5-101.5%L-cysteine monohydrochloride monohydrateCysteine, hydrochloride, hydrate (1:1:1)L-CYSTEINE, HYDROCHLORIDE, MONOHYDRATEL-Cysteine hydrochloride monohydrate, USP grade
Eigenschaften
Berechnete Struktureigenschaften
- Polarare Oberfläche (TPSA)
- 65,3 Ų
- H-Brücken-Donoren
- 5
- H-Brücken-Akzeptoren
- 5
- Frei drehbare Bindungen
- 2
- Schwere Atome
- 9
- Formalladung
- 0
- Komplexität
- 75,3
Experimentelle und physikochemische Eigenschaften
Cosmetics
Cosmetic ingredients (Cysteine HCl) -> CIR (Cosmetic Ingredient Review)
Antioxidant; Reducing
Physikochemische Eigenschaften
- storage temp.
- 2 · 2-8°C
- Aggregatzustand
- solid
- Farbe
- white
- Major Application
- peptide synthesis
- InChI
- 1S/C3H7NO2S.ClH.H2O/c4-2(1-7)3(5)6;;/h2,7H,1,4H2,(H,5,6);1H;1H2/t2-;;/m0../s1
- InChIKey
- QIJRTFXNRTXDIP-JIZZDEOASA-N
- SMILES
- Cl[H].[H]O[H].N[C@@H](CS)C(O)=O
Sicherheit und Regulatorisches
Sicherheitsangaben dienen nur zur Orientierung und ersetzen weder das Sicherheitsdatenblatt (SDB) des Lieferanten noch geltende Vorschriften oder eine fachliche Bewertung.
GHS-Klassifizierung
GHS Classification
Warning
H315 (100%): Causes skin irritation [Warning Skin corrosion/irritation]
P261, P264, P264+P265, P271, P280, P302+P352, P304+P340, P305+P351+P338, P319, P321, P332+P317, P337+P317, P362+P364, P403+P233, P405, and P501 (click each P-code to see the statement)
Aggregated GHS information provided per 39 reports by companies from 2 notifications to the ECHA C&L Inventory. Each notification may be associated with multiple companies.
Warning
H302: Harmful if swallowed [Warning Acute toxicity, oral]
Gefahrenhinweise
Regulatory Information
Chemical: L-Cysteine, hydrochloride, monohydrate
Regulation (EC) No 1831/2003 (amended)
Other Safety InformationIMAP assessments - Cysteine and its salts: Human health tier II assessment
Hazard Classes and Categories
Skin Irrit. 2 (100%)
Acute toxicity (ingestion) - category 4
Toxikologische Informationen
Toxicity SummarySafe in the present practices of use and concentration. Ingredient, concentration, and use information are available in documents discoverable at https://cir-reports.cir-safety.org
Sicherheitsdaten
- wgk
- 3
- hs_code
- 29309090
Chemie und Industrie
Verwendung und Herstellung
UsesCIR ingredient: Cysteine HCl
Household ProductsInformation on 1 consumer products that contain Cysteine Hcl in the following categories is provided:
Use ClassificationCosmetics -> Antioxidant; Reducing
Anwendungen
Verwendenis the Hydrated form of L-Cysteine(C995000). L-Cysteine is a non-essential amino acid that can be synthesized by the human body under normal physiological conditions if a sufficient quantity of methionine is available. L-Cysteine is commonly used as a precursor in the food and pharmaceutical industries. L-Cysteine is used as a processing aid for baking, as an additive in cigarettes, as well as in the preparation of meat flavours. Acetylcysteine EP Impurity B
Zugehörige Reaktionen
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