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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1730397Generated: November 1, 2026

Sulfuric Acid → HCID 21497534, compound

https://huagongshe.com/reaction/1730397

Reaction equation

Participants

RoleNameHCIDCharge
ReactantSulfuric AcidHCID 1118—
ReactantHCID 178521283HCID 178521283—
ProductHCID 21497534HCID 21497534—

Reaction Steps

In the manner given in Example 20, 7-trifluoromethyl-5-phenyl-2-[(3-phthalimidoacetonyl)amino]-3H-1,4-benzodiazepine, ethylene ketal is treated with concentrated sulfuric acid, then quenched to give after neutralization, 8-trifluoromethyl-1-(phthalimidomethyl)-6-phenyl-4H-imidazo-[1,2-a][1,4]benzodiazepine.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS03992408
Source datasetuspto-grants-1976_11
ORD IDord-b49c3fcb13db45e7925a1b6788f673a0
Source noteuspto-grants-1976_11