7 β - aMino - 3 - [4 - pyridyl - 2 - thiazole sulfur radical ] - 3 - cepheM - 4 - carboxylic acid ·2HCl

Base Information

• Chemical Name: 7 β - aMino - 3 - [4 - pyridyl - 2 - thiazole sulfur radical ] - 3 - cepheM - 4 - carboxylic acid ·2HCl
• CAS No.: 400827-64-7
• Molecular Formula: C16H16Cl2N4O3S3
• Molecular Weight: 479.42424
• Mol file: 400827-64-7.mol

Synonyms:7 β - aMino - 3 - [4 - pyridyl - 2 - thiazole sulfur radical ] - 3 - cepheM - 4 - carboxylic acid ·2HCl;4-[2-[[(6R,7R)-7-Amino-2-carboxy-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-en-3-yl]thio]-4-thiazolyl]-1-methyl-pyridinium chloride monohydrochloride;7 β - aMino - 3 - [4 - pyridyl - 2 - thiazole sulfur radical ] - 3 - cepheM;Pyridinium,4-[2-[[(6R,7R)-7-amino-2-carboxy-8-oxo-5-thia-1- azabicyclo[4.2.0]oct-2-en-3-yl]thio]-4-thiazolyl]-1-methyl- ,chloride, hydrochloride (1:1:1);4-(2-(((6R,7R)-7-Amino-2-carboxy-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-en-3-yl)thio)thiazol-4-yl)-1-methylpyridin-1-ium chloride hydrochloride

Chemical Property of 7 β - aMino - 3 - [4 - pyridyl - 2 - thiazole sulfur radical ] - 3 - cepheM - 4 - carboxylic acid ·2HCl

Chemical Property:

• PSA: 179.24000
• LogP: -0.29050
• Storage Temp.: Inert atmosphere,Room Temperature

Purity/Quality:

99.0% Min ^*data from raw suppliers

4-(2-(((6R,7R)-7-Amino-2-carboxy-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-en-3-yl)thio)thiazol-4-yl)-1-methylpyridin-1-iumchloridehydrochloride 97% ^*data from reagent suppliers

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

SDS file from LookChem

Useful:

• Uses: 4-[2-[[(6R,7R)-7-Amino-2-carboxy-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-en-3-yl]thio]-4-thiazolyl]-1-methyl-pyridinium Chloride Monohydrochloride is a useful chemical reagent.

Technology Process of 7 β - aMino - 3 - [4 - pyridyl - 2 - thiazole sulfur radical ] - 3 - cepheM - 4 - carboxylic acid ·2HCl

There total 3 articles about 7 β - aMino - 3 - [4 - pyridyl - 2 - thiazole sulfur radical ] - 3 - cepheM - 4 - carboxylic acid ·2HCl 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: 82.0%

4-[2-(7-amino-2-benzhydryloxycarbonyl-8-oxo-5-thia-1-aza-bicyclo[4.2.0]oct-2-en-3-ylsulfanyl)-thiazol-4-yl]-1-methyl-pyridinium → 4-[2-[[(6R,7R)-7-amino-2-carboxy-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-en-3-yl]-thio]-4-thiazolyl]-1-methylpyridiniumchloride hydrochloride (400827-64-7)

Guidance literature:

With hydrogenchloride; In water; acetonitrile; at 40 - 42 ℃; for 0.333333h; Time;

Reference yield: 74.3%

methyl p-toluene sulfonate (80-48-8) + 4-(2-{[(6R,7R)-2-[(diphenylmethoxy)carbonyl]-8-oxo-7-(2-phenylacetamido)-5-thia-1-azabicyclo[4.2.0]oct-2-en-3-yl]sulfanyl}-1,3-thiazol-4-yl)pyridine (400827-68-1) → 4-[2-[[(6R,7R)-7-amino-2-carboxy-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-en-3-yl]-thio]-4-thiazolyl]-1-methylpyridiniumchloride hydrochloride (400827-64-7)

Guidance literature:

methyl p-toluene sulfonate; 4-(2-{[(6R,7R)-2-[(diphenylmethoxy)carbonyl]-8-oxo-7-(2-phenylacetamido)-5-thia-1-azabicyclo[4.2.0]oct-2-en-3-yl]sulfanyl}-1,3-thiazol-4-yl)pyridine; In dichloromethane; for 12h; Reflux;

With pyridine; phosphorus pentachloride; In dichloromethane; at -10 - -5 ℃; for 2h;

With hydrogenchloride; In dichloromethane; 2-methyl-propan-1-ol; acetone; at 25 - 30 ℃;

Reference yield: 73.0%

4-[2-[[(6R,7R)-7-amino-2-[(diphenylmethoxy)carbonyl]-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-en-3-yl]-thio]-4-thiazolyl]-1-methyl-pyridiniumchloride hydrochloride → 4-[2-[[(6R,7R)-7-amino-2-carboxy-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-en-3-yl]-thio]-4-thiazolyl]-1-methylpyridiniumchloride hydrochloride (400827-64-7)

Guidance literature:

With hydrogenchloride; In ethyl acetate; acetonitrile; at 20 ℃; for 5.5h;

upstream raw materials:

methyl p-toluene sulfonate

4-(2-{[(6R,7R)-2-[(diphenylmethoxy)carbonyl]-8-oxo-7-(2-phenylacetamido)-5-thia-1-azabicyclo[4.2.0]oct-2-en-3-yl]sulfanyl}-1,3-thiazol-4-yl)pyridine

Refernces

• 1、 -. "CEPHALOSPORIN INTERMEDIATE AND PROCESS FOR ITS PREPARATION". Page/Page column 21. . Retrieved 2016/09/22.