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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1179343Generated: October 31, 2026

[5-(2-tert-Butoxy-2-oxoethyl)-1-oxo-1,3,4,5-tetrahydro-2H-2-benzazepin-2-yl]acetic acid → Tert-butyl [2-(2-{[4-(1h-benzimidazol-2-ylamino)butyl]amino}-2-oxoethyl)-1-oxo-2,3,4,5-tetrahydro-1h-2-benzazepin-5-yl]acetate

https://huagongshe.com/reaction/1179343

Reaction equation

Participants

RoleNameHCIDCharge
Reactant[5-(2-tert-Butoxy-2-oxoethyl)-1-oxo-1,3,4,5-tetrahydro-2H-2-benzazepin-2-yl]acetic acidHCID 69434194—
Reactantn1-(1h-Benzimidazol-2-yl)butane-1,4-diamine(trifluoroacetate)HCID 85797825—
ProductTert-butyl [2-(2-{[4-(1h-benzimidazol-2-ylamino)butyl]amino}-2-oxoethyl)-1-oxo-2,3,4,5-tetrahydro-1h-2-benzazepin-5-yl]acetateHCID 91112216—

Reaction Steps

Analogously to Example IX, compound 3 was reacted with 1.0 g (3.1 mmol) of compound 9 and the reaction product was purified by column chromatography (eluent: diethyl ether/MeOH/ammonia, 40/10/2.5), 0.78 g of white amorphous powder; ESI-MS [M+H+]: 520.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07279468B2
Source datasetuspto-grants-2007_10
ORD IDord-c3784d840340426899717fca663c1026
Source noteuspto-grants-2007_10