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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1900933Generated: October 30, 2026

Methanol → HCID 131719678, compound

https://huagongshe.com/reaction/1900933

Reaction equation

Participants

RoleNameHCIDCharge
ReactantMethanolHCID 887—
ReactantOxalic AcidHCID 971—
Reactant4,4-DiphenylpiperidineHCID 2823239—
Reactant(2s)-Glycidyl indol-4-yl etherHCID 10943254—
SolventEthyl AcetateHCID 8857—
ProductHCID 131719678HCID 131719678—

Reaction Steps

The title compound was prepared in similar fashion from (S)-(+)-4-(oxiranylmethoxy)-1H-indole and 4,4-diphenylpiperidine. The resulting free base was dissolved in ethyl acetate, and precipitated with one equivalent of oxalic acid in ethyl acetate in 60% overall yield. mp 198°-199°. FDMS m/e=426 (M+ of free base). α[D]589 =-17.80 (c=0.66, methanol).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS05576321
Source datasetuspto-grants-1996_11
ORD IDord-399fc42e9fd7478087621684a52a0f83
Source noteuspto-grants-1996_11