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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 355041Generated: October 27, 2026

Sodium hydride → 11-(2-Oxo-3-phenyl-benzimidazolin-1-yl)-undecanoic acid methyl ester

https://huagongshe.com/reaction/355041

Reaction equation

Participants

RoleNameHCIDCharge
ReactantSodium hydrideHCID 24758—
Reactant2H-Benzimidazol-2-one, 1,3-dihydro-1-phenyl-HCID 84657—
ReactantMethyl 11-bromoundecanoateHCID 223913—
SolventDimethylformamideHCID 6228—
Product11-(2-Oxo-3-phenyl-benzimidazolin-1-yl)-undecanoic acid methyl esterHCID 12961187—

Reaction Steps

The product is produced as described in example 1 from 1.3 g. of NaH (80% suspension in mineral oil), 10 g. of 1-phenylbenzimidazolin-2-one, 200 cc. of DMF, 13.3 g. of 11-bromoundecanoic acid methyl ester and 1.3 g. of NaJ. Eluant in chromatographic purification: hexane/ethylacetate.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS04377695
Source datasetuspto-grants-1983_03
ORD IDord-133a1494065746b1ad3399c84cba163e
Source noteuspto-grants-1983_03