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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1721026Generated: October 31, 2026

Hydrochloric Acid → Methyl alpha-(hydroxy methylene)-2-isopropyl-4-[(E)-styryl]-5-thiazolacetate

https://huagongshe.com/reaction/1721026

Reaction equation

Participants

RoleNameHCIDCharge
ReactantHydrochloric AcidHCID 313—
ReactantTetrahydrofuranHCID 8028—
ReactantHCID 67766585HCID 67766585—
ProductMethyl alpha-(hydroxy methylene)-2-isopropyl-4-[(E)-styryl]-5-thiazolacetateHCID 67766718—

Reaction Steps

2 g of the enamine of Step F, 20 ml of tetrahydrofuran and 5 ml of a 2N hydrochloric acid solution were mixed together under nitrogen and left for 5 hours at 20° to 21° C. The tetrahydrofuran was evaporated off and the product was used as is for the following step.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS05508414
Source datasetuspto-grants-1996_04
ORD IDord-34c0981ed9824859acc40564af7ecf9a
Source noteuspto-grants-1996_04