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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1450401Generated: November 2, 2026

Thiourea → HCID 178436981, compound

https://huagongshe.com/reaction/1450401

Reaction equation

Participants

RoleNameHCIDCharge
ReactantThioureaHCID 2723790—
Reactant7-Chloro-5-ethylpyrazolo[1,5-a]pyrimidineHCID 10535410—
SolventEthanolHCID 702—
ProductHCID 178436981HCID 178436981—

Reaction Steps

5.0 g (27.5 mmol) of the chloride from Example 1, Step B and 4.2 g (55.2 mmol) thiourea were heated in 100 ml dry ethanol for 5 h. The solvent was distilled off in vacuo and the residue crystallized from ethanol/water to give the title compound in yellow crystals,

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS05602136
Source datasetuspto-grants-1997_02
ORD IDord-f4df42861a5447629868a283c96c8978
Source noteuspto-grants-1997_02