Back
HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1853211Generated: November 1, 2026

Triethylamine → HCID 44818221, compound

https://huagongshe.com/reaction/1853211

Reaction equation

Participants

RoleNameHCIDCharge
ReactantTriethylamineHCID 8471—
ReactantCyclopropanecarbonyl chlorideHCID 77637—
ReactantRibociclibHCID 44631912—
SolventDichloromethaneHCID 6344—
ProductHCID 44818221HCID 4481822171.6%

Reaction Steps

To a solution of 7-cyclopentyl-2-(5-piperazin-1-yl-pyridin-2-ylamino)-7H-pyrrolo[2,3-d]pyrimidine-6-carboxylic acid dimethylamide (100 mg, 0.230 mmol) and cyclopropanecarbonyl chloride (22 mL, 0.690 mmol) in 5 mL of CH2Cl2 is added a solution of Et3N (64 mL, 0.459 mmol) and stirred at rt for 18 h. The resulting mixture is concentrated and diluted with saturated NaHCO3 and extracted with ethyl acetate (3×100 mL). The combine organics are dried over Na2CO3 and preparative HPLC to give 2-[5-(4-carbamoylmethyl-piperazin-1-yl)-pyridin-2-ylamino]-7-cyclopentyl-7H-pyrrolo[2,3-d]pyrimidine-6-carboxylic acid dimethylamide (81 mg, 68%). MS (ESI) m/z 503.3 (M+H)+

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08962630B2
Source datasetuspto-grants-2015_02
ORD IDord-971d8bd505894a04b7b88402aad63e2c
Source noteuspto-grants-2015_02