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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 326115Generated: October 29, 2026

Hydrochloric Acid → HCID 12733982, compound

https://huagongshe.com/reaction/326115

Reaction equation

Participants

RoleNameHCIDCharge
ReactantHydrochloric AcidHCID 313—
ReactantEthanolHCID 702—
ReactantHCID 12831682HCID 12831682—
SolventWaterHCID 962—
ProductHCID 12733982HCID 12733982—

Reaction Steps

The mixture consisting of 10.6 g of the compound G, 175 ml of ethanol and 35 ml of concentrated hydrochloric acid was heated with reflux for 21/2 hours, 300 ml of water were added, the mixture was again heated to boiling point and filtered to eliminate a small insoluble fraction. To the cooled filtrate was added a N sodium hydroxide solution to bring the pH to 9 and the precipitate formed was filtered off then recrystallised from ethanol to give 7.35 g (85%) of cream flakes corresponding to the amine of formula H, melting point 242° C.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS04444776
Source datasetuspto-grants-1984_04
ORD IDord-fabec6d837e64ab5a8f8113481a8db97
Source noteuspto-grants-1984_04