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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1111211Generated: November 2, 2026

1,1'-Carbonyldiimidazole → HCID 22153707, compound

https://huagongshe.com/reaction/1111211

Reaction equation

Participants

RoleNameHCIDCharge
Reactant1,1'-CarbonyldiimidazoleHCID 68263—
ReactantHCID 15079765HCID 15079765—
ReactantHCID 22153736HCID 22153736—
Solventtetrahydrofuran N,N-dimethylformamideHCID 21974620—
ProductHCID 22153707HCID 22153707—

Reaction Steps

In the manner given in Example 21, carbonyldiimidazole, 6-diethylamino-2-hexynoic acid and 2-amino-7-nitro5-(2,6-difluorophenyl)-3H-1,4-benzodiazepine was stirred in tetrahydrofuran-dimethylformamide to give 9-nitro-1-(3-diethylaminopropyl)-7-(2,6-difluorophenyl)pyrimido[1,2-a][1,4]benzodiazepin-3(5H)-one.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS04978753
Source datasetuspto-grants-1990_12
ORD IDord-45bbab8da65448d7be87bd22ea71504f
Source noteuspto-grants-1990_12