Cookies disclaimer

I agree Our site saves small pieces of text information (cookies) on your device in order to deliver better content and for statistical purposes. You can disable the usage of cookies by changing the settings of your browser. By browsing our website without changing the browser settings you grant us permission to store that information on your device.

7048-04-6 - L-Cysteine hydrochloride monohydrate, 99% - H-Cys-OH.HCl.H<sub>2</sub>O - A10389 - Alfa Aesar

A10389 L-Cysteine hydrochloride monohydrate, 99%

CAS Number
7048-04-6
Synonyms
H-Cys-OH.HCl.H2O

Size Price ($) Quantity Availability
25g 19.67
100g 50.77
500g 189.44
Add to Cart Add to Quote Request View Item

L-Cysteine hydrochloride monohydrate, 99%

MDL
MFCD00065606
EINECS
200-157-7

Chemical Properties

Formula
C3H7NO2S•HCl•H2O
Formula Weight
175.64 (157.62anhy)
Melting point
ca 175° dec.
Sensitivity
Air Sensitive
Solubility
Soluble in cold water.

Applications

L-Cysteine hydrochloride monohydrate is used as a precursor in food, pharmaceutical and personal care products. It is actively involved in the production of flavors such as meat flavor obtained by reacting with sugars. It plays an important role as a key raw material for the manufacture of N-acetyl-L-cysteine, S-carboxymethyl-L-cysteine and L-cysteine base. It is involved in the treatment of liver disease as an antioxidant and antidote. Being an essential amino acid, it used as animal feed especially for sheep, which is responsible the growth of wool.

Notes

Air and light sensitive. Hygroscopic. Keep container tightly closed in a dry and well-ventilated place. Incompatible with strong oxidizing agents, metals and hydrogen chloride.

Literature References

Prasad, P. V.; Rao, T. V.; Rao, K. R.; Kamal, C. S.; Samuel, T. Studies on influence of Cd 2+ ions in unidirectional growth and characterization of l-Cysteine hydrochloride monohydrate single crystals. Spectrochim. Acta, Part A 2015, 136, 1950-1954.

Koohyar, F.; Rostami, A. A.; Chaichi, M. J.; Kiani, F. Refractive indices, viscosities, and densities for l-cysteine hydrochloride monohydrate+ D-sorbitol+ water, and glycerol+ D-sorbitol+ water in the temperature range between T= 303.15 K and T= 323.15 K. 2011, 40 (7), 1361-1370.

GHS Hazard and Precautionary Statements

Hazard Statements: H315-H319-H335

Causes skin irritation. Causes serious eye irritation. May cause respiratory irritation.

Precautionary Statements: P261-P280-P305+P351+P338-P304+P340-P362-P312-P321-P405-P403+P233-P501a

Avoid breathing dust/fume/gas/mist/vapours/spray. Wear protective gloves/protective clothing/eye protection/face protection. IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. IF INHALED: Remove to fresh air and keep at rest in a position comfortable for breathing. Take off contaminated clothing and wash before reuse. Call a POISON CENTER or doctor/physician if you feel unwell. Specific treatment (see label). Store locked up. Store in a well-ventilated place. Keep container tightly closed. Dispose of contents/container in accordance with local/regional/national/international regulations.

Other References

Merck
14,2781
Beilstein
5158059
Harmonized Tariff Code
2930.90
TSCA
Yes
RTECS
HA2285000

Recommended

Recently Viewed

Chemicals

Life Science

Metals & Materials

Catalysts

Analytical & Labware