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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 615080Generated: October 30, 2026

Acetone → 1,3,5-Triazino(1,2-a)benzimidazol-4(1H)-one, 3-butyl-2,3-dihydro-2,2-dimethyl-

https://huagongshe.com/reaction/615080

Reaction equation

Participants

RoleNameHCIDCharge
ReactantAcetoneHCID 180—
ReactantButyl isocyanateHCID 8110—
Reactant2-AminobenzimidazoleHCID 13624—
Product1,3,5-Triazino(1,2-a)benzimidazol-4(1H)-one, 3-butyl-2,3-dihydro-2,2-dimethyl-HCID 159105—

Reaction Steps

The title compound was prepared from 2-aminobenzimidazole, acetone, and n-butyl isocyanate, conducting the initial condensation and subsequent base hydrolysis of the intermediate 10-N-butylcarbamoyl precursor as described in Example 1. The solid product had mp 142°-149° C. (dec.). The confirmatory elemental analysis is shown in Table III.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS04497650
Source datasetuspto-grants-1985_02
ORD IDord-eee999fe21f34536a60d2ea9cf83b867
Source noteuspto-grants-1985_02