diphenylmethyl (6R,7S)-7-carboxycarbonylamino-7-methoxy-3-carbamoyloxymethyl-3-cephem-4-carboxylate

Base Information

Chemical Name:diphenylmethyl (6R,7S)-7-carboxycarbonylamino-7-methoxy-3-carbamoyloxymethyl-3-cephem-4-carboxylate
CAS No.:66893-40-1
Molecular Formula:C₂₅H₂₃N₃O₉S
Molecular Weight:541.538
Hs Code.:

Synonyms:diphenylmethyl (6R,7S)-7-carboxycarbonylamino-7-methoxy-3-carbamoyloxymethyl-3-cephem-4-carboxylate

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Chemical Property of diphenylmethyl (6R,7S)-7-carboxycarbonylamino-7-methoxy-3-carbamoyloxymethyl-3-cephem-4-carboxylate

Chemical Property:

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MSDS Files:: SDS file from LookChem

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Technology Process of diphenylmethyl (6R,7S)-7-carboxycarbonylamino-7-methoxy-3-carbamoyloxymethyl-3-cephem-4-carboxylate

There total 5 articles about diphenylmethyl (6R,7S)-7-carboxycarbonylamino-7-methoxy-3-carbamoyloxymethyl-3-cephem-4-carboxylate 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: 87.0%

: 68318-53-6
(6R)-7t-hydroxyoxalylamino-3-(hydroxyoxalylcarbamoyloxy-methyl)-7c-methoxy-8-oxo-(6rH)-5-thia-1-aza-bicyclo[4.2.0]oct-2-ene-2-carboxylic acid benzhydryl ester

: 66893-40-1
diphenylmethyl (6R,7S)-7-carboxycarbonylamino-7-methoxy-3-carbamoyloxymethyl-3-cephem-4-carboxylate

Guidance literature:: With hydrogenchloride; water; In acetone; for 72h; Ambient temperature;
DOI:10.1016/0040-4020(80)80149-9

Reference yield:

: 35664-28-9
(6R)-7t-[(R)-5-benzhydryloxycarbonyl-5-(2,2,2-trichloro-ethoxycarbonylamino)-pentanoylamino]-3-carbamoyloxymethyl-7c-methoxy-8-oxo-(6rH)-5-thia-1-aza-bicyclo[4.2.0]oct-2-ene-2-carboxylic acid benzhydryl ester

: 66893-40-1
diphenylmethyl (6R,7S)-7-carboxycarbonylamino-7-methoxy-3-carbamoyloxymethyl-3-cephem-4-carboxylate

Guidance literature:: Multi-step reaction with 2 steps

1: 1.) Na₂CO₃, 2.) H₂O / 1.) dioxane, 5 deg C, then 20 deg C, 12 h, 2.) 1 h

2: 87 percent / H₂O, conc. HCl / acetone / 72 h / Ambient temperature

With hydrogenchloride; water; sodium carbonate; In acetone;
DOI:10.1016/0040-4020(80)80149-9

Reference yield:

: 32178-84-0
cephamycin C

: 66893-40-1
diphenylmethyl (6R,7S)-7-carboxycarbonylamino-7-methoxy-3-carbamoyloxymethyl-3-cephem-4-carboxylate

Guidance literature:: Multi-step reaction with 2 steps

1: 1.) N-trichloroethoxycarbonylation, 2.) benzhydryl esterification

2: 1.) Na₂CO₃, 2.) H₂O / 1.) dioxane, 5 deg C, then 20 deg C, 12 h, 2.) 1 h

With water; sodium carbonate;
DOI:10.1016/0040-4020(80)80149-9