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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 2117397Generated: October 26, 2026

2-(trifluoromethyl)-5H,6H,7H,8H-pyrido[4,3-d]pyrimidine → [5-Methanesulfonyl-2-((R)-2,2,2-trifluoro-1-methyl-ethoxy)-phenyl]-(2-trifluoromethyl-7,8-dihydro-5H-pyrido[4,3-d]pyrimidin-6-yl)-methanone

https://huagongshe.com/reaction/2117397

Reaction equation

Participants

RoleNameHCIDCharge
Reactant2-(trifluoromethyl)-5H,6H,7H,8H-pyrido[4,3-d]pyrimidineHCID 53471483—
Reactant5-Methylsulfonyl-2-[((R)-2,2,2-trifluoro-1-methylethyl)oxy]benzoic acidHCID 58863354—
Product[5-Methanesulfonyl-2-((R)-2,2,2-trifluoro-1-methyl-ethoxy)-phenyl]-(2-trifluoromethyl-7,8-dihydro-5H-pyrido[4,3-d]pyrimidin-6-yl)-methanoneHCID 58677892—

Reaction Steps

Prepared in analogy to example 1.1 from 2-trifluoromethyl-5,6,7,8-tetrahydro-pyrido[4,3-d]pyrimidine (CA [74737-17-7]; WO2004069162) and 5-methanesulfonyl-2-((R)-2,2,2-trifluoro-1-methyl-ethoxy)-benzoic acid (example 2.3). MS (m/e): 498.4 (M+H+).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07442710B2
Source datasetuspto-grants-2008_10
ORD IDord-c7c49c80504447dd94748d94fe7f08bc
Source noteuspto-grants-2008_10