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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 362028Generated: October 30, 2026

Pivaloyl chloride → HCID 86751994, compound

https://huagongshe.com/reaction/362028

Reaction equation

Participants

RoleNameHCIDCharge
ReactantPivaloyl chlorideHCID 62493—
Reactant(2S,4S)-4-(4-methoxybenzyl)thio-1-(4-nitrobenzyloxycarbonyl)-L-prolineHCID 15297071—
Reactanttrans-2,5-Dimethyl-1-(4-nitrobenzyloxycarbonyl)piperazineHCID 67586047—
SolventTriethylamineHCID 8471—
ProductHCID 86751994HCID 8675199423.9%

Reaction Steps

Following a procedure similar to that described in Preparation 8, but using 1.79 g of (2S,4S)-4-(4-methoxybenzylthio)-1-(4-nitrobenzyloxycarbonyl)-2-pyrrolidinecarboxylic acid, 0.54 ml of pivaloyl chloride, 0.61 ml of triethylamine and 1.29 g of trans-2,5-dimethyl-1-(4-nitrobenzyloxycarbonyl)piperazine, 577 mg of the title compound were obtained as an amorphous solid.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS05866564
Source datasetuspto-grants-1999_02
ORD IDord-e1ecb8764e9348d29b94c61f0e9743c3
Source noteuspto-grants-1999_02