L-Cysteine hydrochloride monohydrate Produkt Beschreibung
- CAS-Nr.7048-04-6
- Bezeichnung:L-Cysteine hydrochloride monohydrate
- Englisch Name:L-Cysteine hydrochloride monohydrate
- Synonyma:
L-Cys-OH HCl;L-Cys.HCl.H2O;H-Cys-OH¤HCl¤H;CYSTEINE HCL H2O;H-CYS-OH HCL H2O;L-Cys-OH·HCl·H2O;H-L-CYS-OH HCL H2O;L-CYSTEINE HCL H2O;L-Cysteine.HCI.H2O;L-CYSTEINE-HCL-H20 - CBNumber:CB9694981
- Summenformel:C3H10ClNO3S
- Molgewicht:175.63
- MOL-Datei:7048-04-6.mol
L-Cysteine hydrochloride monohydrate physikalisch-chemischer Eigenschaften
- Schmelzpunkt: :175°C
- alpha :+6.0~+7.5゜ (20℃/D)(c=8,6mol/l HCl)(calculated on the dried basis)
- Dichte :1.54 g/cm3
- Dampfdruck :<0.1 hPa (20 °C)
- Brechungsindex :6 ° (C=8, 1mol/L HCl)
- storage temp. :Store at RT.
- Löslichkeit :H2O: 1 M at 20 °C, clear, colorless
- Aggregatzustand :Solid
- Farbe :White
- PH :0.8-1.2 (100g/l, H2O, 20℃)
- Säure-Base-Indikators(pH-Indikatoren) :1 - 2
- Optische Aktivität :[α]20/D +5.6±0.3°, c = 5% in 5 M HCl
- Wasserlöslichkeit :Soluble in cold water.
- maximale Wellenlänge (λmax) :λ: 260 nm Amax: 1.0
λ: 280 nm Amax: 0.3 - Sensitive :Hygroscopic
- Merck :14,2781
- BRN :5158059
- Stabilität: :Stable. Incompatible with strong oxidizing agents, most common metals, hydrogen chloride.
- CAS Datenbank :7048-04-6(CAS DataBase Reference)
Sicherheit
L-Cysteine hydrochloride monohydrate Chemische Eigenschaften,Einsatz,Produktion Methoden
- R-Sätze Betriebsanweisung: R36/37/38:Reizt die Augen, die Atmungsorgane und die Haut.
-
S-Sätze Betriebsanweisung:
S26:Bei Berührung mit den Augen sofort gründlich mit Wasser abspülen und Arzt konsultieren.
S36:DE: Bei der Arbeit geeignete Schutzkleidung tragen. -
Chemische Eigenschaften
white crystalline powder
- Verwenden 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 use d 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.
- Definition ChEBI: A hydrate that is the monohydrate form of L-cysteine hydrochloride.
- läuterung methode Likely impurities are cystine and tyrosine. Crystallise the salt from MeOH by adding diethyl ether, or from hot 20% HCl. Dry it under vacuum over P2O5. Hygroscopic. [Beilstein 4 III 1580, 1600.]
L-Cysteine hydrochloride monohydrate Upstream-Materialien And Downstream Produkte
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7048-04-6, L-Cysteine hydrochloride monohydrate Verwandte Suche:
- (R)-(+)-CYSTEINE HYDROCHLORIDE HYDRATE
- H-L-CYS-OH HCL H2O
- H-CYS-OH HCL H2O
- CYSTEINI HYDROCHLORIDUM MONOHYDRICUM
- CYSTEINE HYDROCHLORIDE MONOHYDRATE
- CYSTEINE HCL H2O
- 3-MERCAPTO-2-AMINOPROPIONIC ACID HYDROCHLORIDE
- 3-MERCAPTO-2-AMINOPROPIONIC ACID HYDROCHLORIDE MONOHYDRATE
- alpha-amino-beta-mercapto-propionic acid hydrochloride monohydrate
- (R)-(+)-Cysteine hydrate hydrochloride
- L-Cysteine hydrate hydrochloride
- L-2-AMINO-3-MERCAPTOPROPANOIC ACID HYDROCHLORIDE, MONOHYDRATE
- L-2-AMINO-3-MERCAPTOPROPIONIC ACID MONOHYDROCHLORIDE
- L-CYSTEINE HYDROCHLORIDE
- L-CYSTEINE HYDROCHLORIDE 1-HYDRATE
- L-CYSTEINE HYDROCHLORIDE HYDRATE
- L-(+)-CYSTEINE HYDROCHLORIDE, MONOHYDRATE
- L-CYSTEINE HYDROCHLORIDE MONOHYDRATE
- L-CYSTEINE HYDROCHLORIDE SALT H2O
- L-CYSTEINE HYDROCHLORIDE SALT MONOHYDRATE
- L-CYSTEINE MONOHYDRATE HYDROCHLORIDE
- L-CYSTEINE MONOHYDROCHLORIDE H2O
- L-CYSTEINE HCL H2O
- L-CYSTEINE HCL HYDRATE
- L-CYSTEINE HCL MONOHYDRATE
- L(+)-AMino-α-Mercaptopropionic acid hydrochloride
- L(+)-α-AMino-β-thiopropionic acid hydrochloride
- L-Cysteine.HCI.H2O
- L-Cysteine Hydrochloride 
- L-α-amino-β-merocaptopropanic acid hydrochloride
- alpha-Amino-beta-mercapto-propionic acid hydrochloride
- L-Cystene hydrochloride monohydrate
- L-Cysteine Hydrochloride (200 mg)
- 2-AMino-3-Mercaptopropionic Acid Hydrochloride Hydrate
- 3-Mercapto-L-alanine Hydrochloride Hydrate
- Cystein Hydrochloride Hydrate
- Cysteine Hydrochloride Hydrate
- E 920 Hydrochloride Hydrate
- Half-cystine Hydrochloride Hydrate
- L-Cys Hydrochloride Hydrate
- NSC 8746 Hydrochloride Hydrate
- R)-2-AMino-3-Mercaptopropanoic Acid Hydrochloride Hydrate
- Thioserine Hydrochloride Hydrate
- H-CYS-OH HCL H2O (LOW IR
- 2-amino-3-mercaptopropanoic acid hydrate hydrochloride
- L(+)-β-Mercaptoalanine hydrochloride
- CYSTEINE HYDROCHLORIDE MONOHYDRATE, PH EUR
- L-CYSTEINE-HCL-H20
- L-CysteineHydrochlorideForBiochemistry
- L-Cys-OH HCl
- H-Cys-OH·HCl·H 2 O (Fe≤1 PPM)
- LowIronL-CysteineHydrochlorideMonohydrate
- H-CYS-OH HCL H2O (LOW IRON)
- L-Cysteine hydrochloride monohydrate >99.5%
- L-CYSTEINE HCL MONOHYDRATE, NATURAL
- L-Cysteine HCL Monohydrous
- Cysteine Hydrochloride, Monohydrate, L-
- Cysteine Hydrochloride, L-(+), Monohydrate