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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1731078Generated: November 2, 2026

Phthalimide → HCID 21494828, compound

https://huagongshe.com/reaction/1731078

Reaction equation

Participants

RoleNameHCIDCharge
ReactantPhthalimideHCID 6809—
ReactantTriphenylphosphineHCID 11776—
Reactantethyl N-ethoxycarbonyliminocarbamateHCID 220568—
ReactantHCID 21494813HCID 21494813—
Solvent1,4-DioxaneHCID 31275—
ProductHCID 21494828HCID 21494828—

Reaction Steps

In the manner given in Example 2, 8-nitro-1-(2-hydroxyethyl)-6-(o-chlorophenyl)-4H-s-triazolo[4,3-a]-[1,4]benzodiazepine in dioxane is treated with phthalimide, triphenylphosphine and subsequently with diethyl azodicarboxylate to give 8-nitro-1-(2-phthalimidoethyl)-6-(o-chlorophenyl)-4H-s-triazolo[4,3-a][1,4]benzodiazepine.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS03994941
Source datasetuspto-grants-1976_11
ORD IDord-c1b206c44b8d4032bc7c98404ea6b032
Source noteuspto-grants-1976_11