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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 255577Generated: October 25, 2026

Pyridinium chloride → 3-(4-Phenyl-1,2,3,6-tetrahydro-1-pyridylmethyl)-6-hydroxy-1,2,3,4-tetrahydrocarbazole

https://huagongshe.com/reaction/255577

Reaction equation

Participants

RoleNameHCIDCharge
ReactantPyridinium chlorideHCID 10176127—
Reactant3-(4-Phenyl-1,2,3,6-tetrahydro-1-pyridylmethyl)-6-methoxy-1,2,3,4-tetrahydrocarbazole hydrochlorideHCID 20183759—
SolventToluene triethylamineHCID 22504574—
Product3-(4-Phenyl-1,2,3,6-tetrahydro-1-pyridylmethyl)-6-hydroxy-1,2,3,4-tetrahydrocarbazoleHCID 20183697—

Reaction Steps

A mixture of 4.19 g of 3-(4-phenyl-1,2,3,6-tetrahydro-1-pyridylmethyl)-6-methoxy-1,2,3,4-tetrahydrocarbazole hydrochloride and 3.5 g of pyridine hydrochloride is stirred at 160° for 3 hours. After the usual work-up, 3-(4-phenyl-1,2,3,6-tetrahydro-1-pyridylmethyl)-6-hydroxy-1,2,3,4-tetrahydrocarbazole, Rf 0.2 (toluene/triethylamine 9:1), is obtained.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS04698351
Source datasetuspto-grants-1987_10
ORD IDord-f5ff682afab84db69d5075a4d35e2c49
Source noteuspto-grants-1987_10