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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 618511Generated: November 1, 2026

Hydrochloric Acid → HCID 135725112, compound

https://huagongshe.com/reaction/618511

Reaction equation

Participants

RoleNameHCIDCharge
ReactantHydrochloric AcidHCID 313—
ReactantDimethylamineHCID 674—
ReactantSodium cyanoborohydrideHCID 5003444—
ReactantHCID 135725069HCID 135725069—
SolventDichloromethaneHCID 6344—
ProductHCID 135725112HCID 13572511280%

Reaction Conditions

Temperature60 °C

Reaction Steps

Title compound was prepared substantially in accordance with the procedure in Example 1E above using the compound of Step A, 1.23 g (19.5 mmole) of sodium cyanoborohydride and dimethylamine (19.4 ml, 293 mmole), heating to 60° C. for 24 hours. The organic layer was chromatographed on silica gel using a methylene chloride/methanol gradient to give the free base which was dissolved in methylene chloride, treated with hydrogen chloride gas, and evaporated to give 8.31 g (80%) of the title product.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS05952360
Source datasetuspto-grants-1999_09
ORD IDord-1bef4bc7f57b488f84999cc1f8c0d5fc
Source noteuspto-grants-1999_09