p-Methoxybenzyl 7-amino-3(E)-(4-methylthiazol-5-yl)vinyl-3-cephem-4-carboxylate

Base Information

Chemical Name:p-Methoxybenzyl 7-amino-3(E)-(4-methylthiazol-5-yl)vinyl-3-cephem-4-carboxylate
CAS No.:104146-12-5
Molecular Formula:C₂₁H₂₁N₃O₄S₂
Molecular Weight:443.547
Hs Code.:

Synonyms:p-Methoxybenzyl 7-amino-3(E)-(4-methylthiazol-5-yl)vinyl-3-cephem-4-carboxylate

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Chemical Property of p-Methoxybenzyl 7-amino-3(E)-(4-methylthiazol-5-yl)vinyl-3-cephem-4-carboxylate

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Technology Process of p-Methoxybenzyl 7-amino-3(E)-(4-methylthiazol-5-yl)vinyl-3-cephem-4-carboxylate

There total 4 articles about p-Methoxybenzyl 7-amino-3(E)-(4-methylthiazol-5-yl)vinyl-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:

: 104146-11-4
p-Methoxybenzyl 7-phenylacetamido-3(E)-(4-methylthiazol-5-yl)vinyl-3-cephem-4-carboxylate

: 104146-12-5
p-Methoxybenzyl 7-amino-3(E)-(4-methylthiazol-5-yl)vinyl-3-cephem-4-carboxylate

Guidance literature:: With pyridine; methanol; trichlorophosphate; Yield given. Multistep reaction; 1) CH₂Cl₂, 0-5 deg C, 2 h, 2) 0-5 deg C, 1 h;
DOI:10.1248/cpb.39.2433

Reference yield:

: 82294-70-0
4-methyl-1,3-thiazole-5-carbaldehyde

: 104146-12-5
p-Methoxybenzyl 7-amino-3(E)-(4-methylthiazol-5-yl)vinyl-3-cephem-4-carboxylate

Guidance literature:: Multi-step reaction with 2 steps

1: NaHCO₃ / CH₂Cl₂; H₂O / 17 h / Ambient temperature

2: 1) POCl₃, pyridine, 2) MeOH / 1) CH₂Cl₂, 0-5 deg C, 2 h, 2) 0-5 deg C, 1 h

With pyridine; methanol; sodium hydrogencarbonate; trichlorophosphate; In dichloromethane; water;
DOI:10.1248/cpb.39.2433

Reference yield:

: 104146-10-3
(6R,7R)-3-Chloromethyl-8-oxo-7-phenylacetylamino-5-thia-1-aza-bicyclo[4.2.0]oct-2-ene-2-carboxylic acid 4-methoxy-benzyl ester

: 104146-12-5
p-Methoxybenzyl 7-amino-3(E)-(4-methylthiazol-5-yl)vinyl-3-cephem-4-carboxylate

Guidance literature:: Multi-step reaction with 3 steps

1: NaI / acetone / 2 h / Ambient temperature

2: NaHCO₃ / CH₂Cl₂; H₂O / 17 h / Ambient temperature

3: 1) POCl₃, pyridine, 2) MeOH / 1) CH₂Cl₂, 0-5 deg C, 2 h, 2) 0-5 deg C, 1 h

With pyridine; methanol; sodium hydrogencarbonate; sodium iodide; trichlorophosphate; In dichloromethane; water; acetone;
DOI:10.1248/cpb.39.2433