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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 2050400Generated: November 1, 2026

Benzyl chloroformate → cis-3-Benzyloxycarbonylamino-4-oxo-2-p-toluenesulfonyloxymethylazetidine

https://huagongshe.com/reaction/2050400

Reaction equation

Participants

RoleNameHCIDCharge
ReactantBenzyl chloroformateHCID 10387—
ReactantPhenoxyacetyl chlorideHCID 69703—
ReactantMethyl cis-1-(2,4-dimethoxybenzyl)-3-azido-4-oxoazetidine-2-carboxylateHCID 86734328—
Reactantcis-3-Amino-4-oxo-2-p-toluenesulfonyloxymethylazetidineHCID 86734334—
Productcis-3-Benzyloxycarbonylamino-4-oxo-2-p-toluenesulfonyloxymethylazetidineHCID 86736961—

Reaction Steps

Reaction of cis-3-amino-4-oxo-2-p-toluenesulfonyloxymethylazetidine with benzyl chloroformate according to the procedure described in Preparation 2 for reaction of methyl cis-3-azido-1-(2,4-dimethoxybenzyl)-4-oxoazetidine-2-carboxylate and phenoxyacetyl chloride gives cis-3-benzyloxycarbonylamino-4-oxo-2-p-toluenesulfonyloxymethylazetidine.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS04200572
Source datasetuspto-grants-1980_04
ORD IDord-fc1b09b81c364fcda19e9b16304d3c16
Source noteuspto-grants-1980_04