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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 707921Generated: October 28, 2026

Betahistine → HCID 58204250, compound

https://huagongshe.com/reaction/707921

Reaction equation

Participants

RoleNameHCIDCharge
ReactantBetahistineHCID 2366—
Reactant8-(1H-Pyrazol-4-yl)-4,5-dihydro-6-oxa-3-thia-1-aza-benzo[e]azulene-2-carboxylic acidHCID 58203883—
ProductHCID 58204250HCID 58204250—

Reaction Steps

Following the procedure for 103, 8-(1H-Pyrazol-4-yl)-4,5-dihydro-6-oxa-3-thia-1-aza-benzo[e]azulene-2-carboxylic acid (50.0 mg, 0.2 mmol) was reacted with N-methyl-2-(pyridine-2-yl)ethanamine (1.2 equiv) to give 169 (14.4 mg, M+1 432.1)

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS09175009B2
Source datasetuspto-grants-2015_11
ORD IDord-630b5a40b5c34d7594f4c8add6046982
Source noteuspto-grants-2015_11