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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 2205346Generated: November 1, 2026

Triphenylphosphine → 2-((2-(1H-pyrazol-4-yl)ethyl)thio)-5-chloroaniline

https://huagongshe.com/reaction/2205346

Reaction equation

Participants

RoleNameHCIDCharge
ReactantTriphenylphosphineHCID 11776—
Reactant2-Amino-4-chlorobenzenethiolHCID 12000—
Reactant2-(1H-Pyrazol-4-yl)ethanolHCID 4293604—
ReactantDi-tert-butyl diazene-1,2-dicarboxylateHCID 6034084—
SolventDichloromethaneHCID 6344—
Product2-((2-(1H-pyrazol-4-yl)ethyl)thio)-5-chloroanilineHCID 67972877—

Reaction Steps

Following the General Procedure J, the title intermediate was prepared from 2-(1H-pyrazol-4-yl)ethanol (472 mg, 4.218 mmol), 2-amino-4-chlorobenzenethiol (1.01 g, 6.327 mmol), PPh3 (2.21 g, 8.436 mmol) and di-tert-butylazodicarboxylate (1.9 g, 8.436 mmol) in CH2Cl2 (20 ml).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS09371278B2
Source datasetuspto-grants-2016_06
ORD IDord-8986406f471f41edbb6bf0951a0ad844
Source noteuspto-grants-2016_06