ethyl cysteine hydrochloride

Base Information

• Chemical Name: ethyl cysteine hydrochloride
• CAS No.: 75521-14-1
• Molecular Formula: C5H11 N O2 S . Cl H
• Molecular Weight: 0
• Mol file: 75521-14-1.mol

Synonyms:D-Cysteine, ethylester, hydrochloride (9CI)

Chemical Property of ethyl cysteine hydrochloride

Chemical Property:

• PSA: 91.12000
• LogP: 1.30890

Purity/Quality:

99% ^*data from raw suppliers

D-CysteineEthylEsterHydrochloride ^*data from reagent suppliers

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

SDS file from LookChem

Useful:

• Uses: D-Cysteine Ethyl Ester Hydrochloride is a salt of D-Cysteine Ethyl Ester, a non-essential amino acid commonly used as a precursor in the food and pharmaceutical industries

Technology Process of ethyl cysteine hydrochloride

There total 1 articles about ethyl cysteine hydrochloride which guide to synthetic route it. The literature collected by LookChem mainly comes from the sharing of users and the free literature resources found by Internet computing technology. We keep the original model of the professional version of literature to make it easier and faster for users to retrieve and use. At the same time, we analyze and calculate the most feasible synthesis route with the highest yield for your reference as below:

synthetic route:

Reference yield: 87.5%

ethanol (64-17-5) + D-cysteine (921-01-7) → D-cysteine ethyl ester hydrochloride (75521-14-1)

Guidance literature:

ethanol; With thionyl chloride; at -5 - 20 ℃; for 1.5h;

D-cysteine; at 50 ℃; for 4h;

Reference yield: 99.0%

triphenylmethyl alcohol (76-84-6) + chlorhydrate du L-cysteinate d'ethyle (868-59-7,7319-36-0,75521-14-1,93964-73-9) → S-trityl-L-cysteinate d'ethyle (27486-86-8)

Guidance literature:

With trifluoroacetic acid; for 0.25h;

DOI:10.1016/S0040-4020(01)97938-4

Reference yield: 92.0%

(5-nitrobenzene-1,3-diyl)bis(1H-benzotriazol-1-ylmethanone) (349409-17-2) + D-cysteine ethyl ester hydrochloride (75521-14-1) → diethyl (2S,2′S)-3,3′-[5-nitrobenzene-1,2-diylbis(carbonylsulfanediyl)]bis(2-aminopropanoate) dihydrochloride

Guidance literature:

In tetrahydrofuran; water; at 20 ℃; for 3h;

DOI:10.1055/s-0032-1318148

upstream raw materials:

ethanol

D-cysteine

Downstream raw materials:

5-phenyl-2,3-dihydro-thiazolo[3,2-c]quinazoline-3,10b-dicarboxylic acid 3-ethyl ester

C₃₀H₃₇NO₄PS⁽¹⁺⁾*ClH*I^(1-)

(R,S)-N-(tert-butoxycarbonyl)-S-(carbethoxymethyl)-cysteine, ethyl ester

2,5-dimethyl-(3'-ethylcarboxylate N-ethanethiol) pyrrole

Refernces