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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 2282437Generated: October 30, 2026

2,2,2-Trichloroethyl chloroformate → (5-tert-Butyl-2-{3-[2-(tetrahydro-pyran-2-yloxy)-ethoxy]-phenyl}-2H-pyrazol-3-yl)-carbamic acid 2,2,2-trichloro-ethyl ester

https://huagongshe.com/reaction/2282437

Reaction equation

Participants

RoleNameHCIDCharge
Reactant2,2,2-Trichloroethyl chloroformateHCID 87063—
Reactant3-tert-butyl-1-(3-(2-(tetrahydro-2H-pyran-2-yloxy)ethoxy)phenyl)-1H-pyrazol-5-amineHCID 57925659—
Reactant{5-tert-Butyl-2-[3-(2-hydroxy-ethylsulfanyl)-phenyl]-2H-pyrazol-3-yl}-carbamic acid 2,2,2-trichloro-ethyl esterHCID 86686677—
Product(5-tert-Butyl-2-{3-[2-(tetrahydro-pyran-2-yloxy)-ethoxy]-phenyl}-2H-pyrazol-3-yl)-carbamic acid 2,2,2-trichloro-ethyl esterHCID 86686679—

Reaction Steps

The title compound was prepared starting from 2,2,2-trichloroethylchloroformate and Intermediate 39a by using an analogous procedure to that described for Intermediate 35c. LCMS (Method 4): Rt 3.85, m/z 536 [MH+].

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS09139584B2
Source datasetuspto-grants-2015_09
ORD IDord-cb3c66f8396a49b1a2251253bed9255d
Source noteuspto-grants-2015_09