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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1156915Generated: November 1, 2026

Phosphorus oxide (P4O10) → 1-Cyclohexyl-5-chloro-3,4-dihydroisoquinoline

https://huagongshe.com/reaction/1156915

Reaction equation

Participants

RoleNameHCIDCharge
ReactantPhosphorus oxide (P4O10)HCID 14812—
ReactantPhosphorus oxychlorideHCID 24813—
Reactant1-Cyclohexylcarbonylamino-2-(2-chlorophenyl)ethaneHCID 12851819—
Product1-Cyclohexyl-5-chloro-3,4-dihydroisoquinolineHCID 20533881—

Reaction Steps

1-Cyclohexylcarbonylamino-2-(2-chlorophenyl)-ethane, phosphorus oxychloride and phosphorus pentoxide were reacted in the same was as in step (b) of Example 13 to afford 1-cyclohexyl-5-chloro-3,4-dihydroisoquinoline as an oil.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS04337256
Source datasetuspto-grants-1982_06
ORD IDord-f6f36ae2e2e44af59a73630a27a5a07d
Source noteuspto-grants-1982_06