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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1094311Generated: October 27, 2026

5-Propylthiophene-2-carboxylic acid → 2-Ethyl-6-methyl-4-[5-(5-propyl-thiophen-2-yl)-[1,3,4]oxadiazol-2-yl]-phenol

https://huagongshe.com/reaction/1094311

Reaction equation

Participants

RoleNameHCIDCharge
Reactant5-Propylthiophene-2-carboxylic acidHCID 3164314—
Reactant4-Benzyloxy-3-ethyl-5-methyl-benzoic acid hydrazideHCID 59202026—
Product2-Ethyl-6-methyl-4-[5-(5-propyl-thiophen-2-yl)-[1,3,4]oxadiazol-2-yl]-phenolHCID 136029939—

Reaction Steps

2-Ethyl-6-methyl-4-[5-(5-propyl-thiophen-2-yl)-[1,3,4]oxadiazol-2-yl]-phenol is prepared in analogy to Example 29 starting from 4-benzyloxy-3-ethyl-5-methyl-benzoic acid hydrazide and 5-propyl-thiophene-2-carboxylic acid; LC-MS: tR=0.99 min, [M+1]+=329.13.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08133910B2
Source datasetuspto-grants-2012_03
ORD IDord-090ca7c5f60e460fb0bd14d6f95763c3
Source noteuspto-grants-2012_03