S-Carboxymethyl-L-cysteine

Base Information

• Chemical Name: S-Carboxymethyl-L-cysteine
• CAS No.: 2387-59-9
• Molecular Formula: C5H9NO4S
• Molecular Weight: 179.19
• Hs Code.: 2930909090
• Mol file: 2387-59-9.mol

Synonyms:Mucodyne;S-Carboxymethyl-L-cysteine;Loviscol;Mucofan;

Chemical Property of S-Carboxymethyl-L-cysteine

Chemical Property:

• Appearance/Colour: Carbocysteine occurs as a white crystalline powder
• Vapor Pressure: 2.74E-07mmHg at 25°C
• Melting Point: 205-207℃
• Refractive Index: 1.559
• Boiling Point: 417.3 °C at 760 mmHg
• Flash Point: 206.2 °C
• PSA: 125.92000
• Density: 1.514 g/cm³
• LogP: -0.08360
• Water Solubility.: SOLUBLE IN COLD WATER

Purity/Quality:

99% ^*data from raw suppliers

S-Carboxymethyl-L-cysteine ^*data from reagent suppliers

Safty Information:

• Safety Statements: S24/25:

MSDS Files:

SDS file from LookChem

Useful:

• Uses: Mucolytic.

Technology Process of S-Carboxymethyl-L-cysteine

There total 22 articles about S-Carboxymethyl-L-cysteine 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: 100.0%

DL-cysteine hydrochloride (10318-18-0) → carbocisteine (638-23-3,2387-59-9,29433-95-2)

Guidance literature:

With Iodoacetic acid;

Reference yield: 96.7%

L-cysteine hydrochloride + chloroacetic acid (79-11-8) → carbocisteine (638-23-3,2387-59-9,29433-95-2)

Guidance literature:

With ammonia; sodium carbonate; sodium sulfite; In water; at 55 ℃; for 0.5h; pH=3 - 7.3; pH-value; Concentration; Reagent/catalyst; Temperature;

Reference yield: 96.0%

l-cysteine hydrochloride (52-89-1) + chloroacetic acid (79-11-8) → carbocisteine (638-23-3,2387-59-9,29433-95-2)

Guidance literature:

With ammonia; ammonium bicarbonate; In water; at 20 - 50 ℃; for 0.5h; pH=7.5; Reagent/catalyst; Temperature; pH-value; Large scale;

upstream raw materials:

L-Cysteine

Iodoacetic acid

chloroacetic acid

L-cystine

Downstream raw materials:

S-Carboxymethyl-L-cysteine-sulfoxide

S-Carboxymethyl-L-cysteine-(4S)-sulfoxide

S-Carboxymethyl-L-cysteine-(4R)-sulfoxide

L-5-oxo-thiomorpholine-3-carboxylic acid

Refernces

• 1、 -. "Preparation method of carbocisteine". Paragraph 0022; 0023; 0024; 0025; 0026; 0027; 0028-0040. . Retrieved 2017/06/02.
• 2、 -. "A process for preparing carbocysteine (by machine translation)". Paragraph 0025; 0026. . Retrieved 2017/01/12.