Back
HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 491482Generated: October 27, 2026

Trifluoroacetic acid → 7-(2-Cyclohexyl-ethyl)-6-(2,8-diaza-spiro[4.5]dec-8-ylmethyl)-7h-pyrrolo[2,3-d]pyrimidine-2-carbonitrile trifluoroacetic acid salt

https://huagongshe.com/reaction/491482

Reaction equation

Participants

RoleNameHCIDCharge
ReactantTrifluoroacetic acidHCID 6422—
Reactant8-[2-cyano-7-(2-cyclohexyl-ethyl)-7H-pyrrolo[2,3-d]pyrimidin-6-ylmethyl]-2,8-diaza-spiro[4.5]decane-2-carboxylic acid tert-butyl esterHCID 68980615—
SolventDichloromethaneHCID 6344—
Product7-(2-Cyclohexyl-ethyl)-6-(2,8-diaza-spiro[4.5]dec-8-ylmethyl)-7h-pyrrolo[2,3-d]pyrimidine-2-carbonitrile trifluoroacetic acid saltHCID 68979220—

Reaction Steps

To a solution of 8-[2-cyano-7-(2-cyclohexyl-ethyl)-7H-pyrrolo[2,3-d]pyrimidin-6-ylmethyl]-2,8-diaza-spiro[4.5]decane-2-carboxylic acid tert-butyl ester (300 mg, 0.59 mmol) in dichloromethane (5 ml), trifluoroacetic acid (3 ml) is added. After stirring for 1.5 h at room temperature, solvent is evaporated down to give 7-(2-cyclohexyl-ethyl)-6-(2,8-diaza-spiro[4.5]dec-8-ylmethyl)-7H-pyrrolo[2,3-d]pyrimidine-2-carbonitrile trifluoroacetic acid salt in quant yield.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07531546B2
Source datasetuspto-grants-2009_05
ORD IDord-f92f7b48a5a44de990361b4b84e095bf
Source noteuspto-grants-2009_05