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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1700997Generated: October 31, 2026

tert-butyl (3R,5E)-3-({[(1S)-2,2-dimethyl-1-(benzyloxycarbonyl)propyl]amino}carbonyl)-6-(3'-methoxy-2-methylbiphen-4-yl)hex-5-enoate → tert-butyl (3r)-3-({[(1S)-2,2-dimethyl-1-(carboxy)propyl]amino}carbonyl)-6-(3'-methoxy-2-methylbiphen-4-yl)hexanoate

https://huagongshe.com/reaction/1700997

Reaction equation

Participants

RoleNameHCIDCharge
Reactanttert-butyl (3R,5E)-3-({[(1S)-2,2-dimethyl-1-(benzyloxycarbonyl)propyl]amino}carbonyl)-6-(3'-methoxy-2-methylbiphen-4-yl)hex-5-enoateHCID 59875766—
CatalystPalladiumHCID 23938—
Producttert-butyl (3r)-3-({[(1S)-2,2-dimethyl-1-(carboxy)propyl]amino}carbonyl)-6-(3'-methoxy-2-methylbiphen-4-yl)hexanoateHCID 5987574074,741.703%

Reaction Steps

According to the method of Preparation 19 c), tert-butyl (3R,5E)-3-({[(1S)-2,2-dimethyl-1-(benzyloxycarbonyl)propyl]amino}carbonyl)-6-(3′-methoxy-2-methylbiphen-4-yl]hex-5-enoate (1.040 g, 1.69 mmol) was hydrogenated over 10% palladium on charcoal to give tert-butyl (3R)-3-({[(1S)-2,2-dimethyl-1-(carboxy)propyl]amino}carbonyl)-6-(3′-methoxy-2-methylbiphen-4-yl)hexanoate (664 g, 75%) as a colourless foam.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS06350907B1
Source datasetuspto-grants-2002_02
ORD IDord-fdb9bfcf3b4f4afeb180eb2a68130878
Source noteuspto-grants-2002_02