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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1111104Generated: October 30, 2026

Hydrochloric Acid → HCID 19807226, compound

https://huagongshe.com/reaction/1111104

Reaction equation

Participants

RoleNameHCIDCharge
ReactantHydrochloric AcidHCID 313—
ReactantGlyoxylic AcidHCID 760—
Reactant7-MethyltryptamineHCID 26714—
ProductHCID 19807226HCID 19807226—

Reaction Steps

7-Methyltryptamine (free base, Sigma) was dissolved in aqueous hydrochloric acid and condensed with glyoxylic acid as described in part B. The product was decarboxylated according to part C to yield 8-methyl-1,2,3,4-tetrahydro-beta-carboline hydrochloride, which was recrystallized from ethanol:water R1-7 =R9 =H; R8 =Me).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS04978669
Source datasetuspto-grants-1990_12
ORD IDord-0c66309870014f0cb7ccac5a7ac4d146
Source noteuspto-grants-1990_12