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L-Cysteine ​​Hydrochloride Monohydrate (CAS # 7048-04-6)

Chemical Property:

Molecular Formula C3H10ClNO3S
Molar Mass 175.63 Nws
Qhov ntom 1.54 g / cm3
Melting Point 175 ° C
Boling Point 293.9 ° C ntawm 760 mmHg
Kev sib hloov tshwj xeeb (α) +6.0~ +7.5゜ (20 ℃ / D) (c = 8,6mol / l HCl) (xws li lub hauv paus qhuav)
Flash Point 131.5°C dej
Dej Solubility Soluble nyob rau hauv dej txias.
Solubility H2O: 1M ntawm 20 ° C, ntshiab, tsis muaj xim
Vapor Siab 0.1 hPa (20 ° C)
Qhov tshwm sim Crystallization
Xim Dawb
Qhov siab tshaj plaws wavelength (λmax) ['λ: 260 nm Amax: 1.0',
, 'λ: 280 nm Amax: 0.3']
Merck 14 Ib., 2781
BRN 5158059 ib
PH 0.8-1.2 (100g / l, H2O, 20 ℃)
Kev cia khoom Khaws nyob rau hauv qhov chaw tsaus, inert cua, chav tsev kub
Kev ruaj ntseg ruaj khov. Incompatible nrog muaj zog oxidizing neeg sawv cev, feem ntau cov hlau, hydrogen chloride.
rhiab heev Hygroscopic
Refractive Index 6 ° C = 8, 1 mol / L HCl
MDL TIAB SA 00065606

Product Detail

Khoom cim npe

Risk thiab Safety

Hazard Cov Cim Xi-xaj
Risk Codes 36/37/38 – Khaus qhov muag, ua pa thiab tawv nqaij.
Kev nyab xeeb piav qhia S26 - Thaum sib cuag nrog lub qhov muag, yaug tam sim ntawd nrog dej txaus thiab nrhiav kev kho mob.
S36 - Hnav khaub ncaws tiv thaiv zoo.
WGK Germany 3
RTECS TIAB SA 2285000
FLUKA BRAND F CODE 3-10-23 : kuv
TSCA Yog lawm
HS Code 29309013 ib

 

L-Cysteine ​​hydrochloride monohydrate (CAS # 7048-04-6) Kev taw qhia

L-cysteine ​​hydrochloride monohydrate yog cov hmoov dawb crystalline uas yog hydrate ntawm hydrochloride ntawm L-cysteine.

L-cysteine ​​hydrochloride monohydrate feem ntau siv hauv biochemistry thiab biomedical teb. Raws li lub ntuj amino acid, L-cysteine ​​hydrochloride monohydrate plays lub luag haujlwm tseem ceeb hauv antioxidant, detoxification, daim siab tiv thaiv thiab kev tiv thaiv kab mob.

Kev npaj ntawm L-cysteine ​​hydrochloride monohydrate tuaj yeem tau txais los ntawm cov tshuaj tiv thaiv cysteine ​​nrog hydrochloric acid. Dissolve cysteine ​​​​hauv cov kuab tshuaj tsim nyog, ntxiv hydrochloric acid thiab do cov tshuaj tiv thaiv. Crystallization ntawm L-cysteine ​​hydrochloride monohydrate tuaj yeem tau los ntawm khov-drying lossis crystallization.

Cov ntaub ntawv kev nyab xeeb: L-cysteine ​​hydrochloride monohydrate yog ib qho kev nyab xeeb zoo. Thaum khaws cia, L-cysteine ​​hydrochloride monohydrate yuav tsum khaws cia rau hauv qhov chaw qhuav, qhov kub thiab txias, kom deb ntawm hluav taws thiab oxidants.


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