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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1434693Generated: October 31, 2026

Hydrochloric Acid → HCID 178512758, compound

https://huagongshe.com/reaction/1434693

Reaction equation

Participants

RoleNameHCIDCharge
ReactantHydrochloric AcidHCID 313—
ReactantSodium cyanoborohydrideHCID 5003444—
ReactantHCID 178512757HCID 178512757—
SolventTetrahydrofuranHCID 8028—
ProductHCID 178512758HCID 17851275823.3%

Reaction Steps

A solution of 4-(thiazol-2-ylsulfamoyl)-N-(3,4-dichloro-benzylideneamino)-benzamidine (0.387 mmol) and NaCNBH3 (large excess) was stirred in THF (5 mL) at room temperature. To the solution was added 6 N HCl drop wise until all starting material is consumed. The solution was quenched with sat NaHCO3 and extracted with ethyl acetate. The organic phase was collected and concentrated in vacuo. The crude product was purification by reverse phase chromatography to yield 4-(thiazol-2-ylsulfamoyl)-N-(3,4-dichlorobenzylamino)-benzamidine (0.09 mmol).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07615569B2
Source datasetuspto-grants-2009_11
ORD IDord-79dd3fddefec4826a7aaa60bd4da24b4
Source noteuspto-grants-2009_11