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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1033051Generated: October 25, 2026

Hydrochloric Acid → HCID 178485075, compound

https://huagongshe.com/reaction/1033051

Reaction equation

Participants

RoleNameHCIDCharge
ReactantHydrochloric AcidHCID 313—
ReactantMethanolHCID 887—
ReactantHCID 178485037HCID 178485037—
ProductHCID 178485075HCID 178485075—

Reaction Conditions

Temperature50 °C

Reaction Steps

A mixture of 2-(diaminomethyleneamino)-4-[5-(2-cyano-3-methylguanidino)methylfuran-2-yl]thiazole (2.28 g) and 4M-dioxanic hydrogen chloride (10 ml) in methanol (20 ml) was stirred at ambient temperature for 19 hours and further at 50° C. for 5 hours. The resulting precipitate was collected by filtration, washed with methanol, and recrystallized from a mixture of methanol and water to afford 2-(diaminomethyleneamino)-4-[5-(2-carbamoyl-3-methylguanidino)methylfuran-2-yl]thiazole dihydrochloride (1.65 g).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS05308857
Source datasetuspto-grants-1994_05
ORD IDord-f5d20f5f019741d7a383e4a6e0992f30
Source noteuspto-grants-1994_05