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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 971211Generated: October 30, 2026

Diisopropylethylamine → N-(4-(Difluoromethoxy)phenyl)-5,6,7,8-tetrahydro-7-(3-(methylsulfonyl)pyridin-2-yl)pyrido[3,4-d]pyrimidin-4-amine

https://huagongshe.com/reaction/971211

Reaction equation

Participants

RoleNameHCIDCharge
ReactantDiisopropylethylamineHCID 81531—
Reactant2-Chloro-3-(methanesulfonyl)pyridineHCID 12513746—
ReactantN-(4-(Difluoromethoxy)phenyl)-5,6,7,8-tetrahydropyrido[3,4-d]pyrimidin-4-amineHCID 59021531—
ProductN-(4-(Difluoromethoxy)phenyl)-5,6,7,8-tetrahydro-7-(3-(methylsulfonyl)pyridin-2-yl)pyrido[3,4-d]pyrimidin-4-amineHCID 1200415863.3%

Reaction Steps

The title compound was prepared according to the procedure given for Example 9 using N-(4-(difluoromethoxy)phenyl)-5,6,7,8-tetrahydropyrido[3,4-d]pyrimidin-4-amine (0.088 g, 0.30 mmol), 2-chloro-3-(methylsulfonyl)pyridine (Ponticello et al, J. Org. Chem., 44(17), 1979) (0.115 mg, 0.60 mmol) and N,N-diisopropylethylamine (0.079 mL, 0.45 mmol) to obtain 0.085 g of title compound as a light yellow solid.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07312330B2
Source datasetuspto-grants-2007_12
ORD IDord-44bacbd1c3424704b0c67e797fd83149
Source noteuspto-grants-2007_12