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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 133284Generated: October 26, 2026

3,5-Difluoromandelic acid → 3-[N'-(3,5-Difluorophenyl-a-hydroxyacetyl)-L-alaninyl]amino-2,4-dioxo-1-phenyl-5-methyl-2,3,4,5-tetrahydro-1H-1,5-benzodiazepine

https://huagongshe.com/reaction/133284

Reaction equation

Participants

RoleNameHCIDCharge
Reactant3,5-Difluoromandelic acidHCID 588648—
Reactant3-(L-alaninyl)amino-2,4-dioxo-1-phenyl-5-methyl-2,3,4,5-tetrahydro-1H-1,5-benzodiazepineHCID 23552786—
Product3-[N'-(3,5-Difluorophenyl-a-hydroxyacetyl)-L-alaninyl]amino-2,4-dioxo-1-phenyl-5-methyl-2,3,4,5-tetrahydro-1H-1,5-benzodiazepineHCID 22984129—

Reaction Steps

Following General Procedure D above using 3,5-difluoromandelic acid (Fluorochem) and 3-(L-alaninyl)amino-2,4-dioxo-1-phenyl-5-methyl-2,3,4,5-tetrahydro-1H-1,5-benzodiazepine (Example 8-N), the title compound was prepared as a solid. The product was purified by LC 2000 chromatography, eluting with hexanes/ethyl acetate (30:70).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07390801B2
Source datasetuspto-grants-2008_06
ORD IDord-6b3b60e8f7674f54b451e9c9f27abd52
Source noteuspto-grants-2008_06