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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 202884Generated: October 31, 2026

Ammonium → 2-Amino-4-ethynyl-thiophene-3-carboxylic acid ethyl ester

https://huagongshe.com/reaction/202884

Reaction equation

Participants

RoleNameHCIDCharge
ReactantAmmoniumHCID 223—
ReactantChlorideHCID 312—
ReactantDichloromethaneHCID 6344—
Reactant2,6-LutidineHCID 7937—
ReactantTetrabutylammoniumHCID 16028—
ReactantFluoride IonHCID 28179—
Reactanttert-Butyldimethylsilyl trifluoromethanesulphonateHCID 123564—
Reactant2-t-Butoxycarbonylamino-4-ethynyl-thiophene-3-carboxylic acid ethyl esterHCID 86596547—
Product2-Amino-4-ethynyl-thiophene-3-carboxylic acid ethyl esterHCID 86030821—

Provenance & Evidence

DOI10.1039/C8SC04228D
Source datasetTraining data from https://doi.org/10.1039/C8SC04228D (6/10)
ORD IDord-3f3612888563476f9380cfc599aae791
Source noteTraining data from https://doi.org/10.1039/C8SC04228D (6/10)