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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1602313Generated: October 30, 2026

Sodium Hydroxide → HCID 178489642, compound

https://huagongshe.com/reaction/1602313

Reaction equation

Participants

RoleNameHCIDCharge
ReactantSodium HydroxideHCID 14798—
Reactant1,2-Ethanedione, 1,2-bis(3-methoxyphenyl)-HCID 123493—
Reactant1-(1H-benzimidazol-2-yl)guanidineHCID 178512594—
SolventMethanolHCID 887—
SolventWaterHCID 962—
ProductHCID 178489642HCID 178489642—

Reaction Steps

Following the procedure of Example 1, 3,3'-dimethoxybenzil (1.0 g, 3.69 mmol) and 2-guanidinobenzimidazole (540 mg, 3.08 mmol) in methanol (40 mL) was treated with a solution of sodium hydroxide (200 mg, 5 mmol) in 5 mL of water. The title compound was isolated as pale yellow crystals (655 mg, 73% yield). mp: 276-278 ° C. (dec);MS (ESI) m/z 585 [M+H]+.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS05981551
Source datasetuspto-grants-1999_11
ORD IDord-af483b70fff34a01b8a3c06ad504894e
Source noteuspto-grants-1999_11