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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 565387Generated: October 29, 2026

Fumaric Acid → HCID 21268360, compound

https://huagongshe.com/reaction/565387

Reaction equation

Participants

RoleNameHCIDCharge
ReactantFumaric AcidHCID 444972—
ReactantFumarateHCID 5460307—
ReactantHCID 15411835HCID 15411835—
SolventDiethyl EtherHCID 3283—
ProductHCID 21268360HCID 21268360—

Reaction Steps

Oxidation of 8-(decahydro-azulen-2-yl)-1-phenyl-1,8-diaza-spiro[4.5]decan-4-ol (mixture of diastereoisomers) according to the general method of example 20 and formation of the fumarate with fumaric acid in diethyl ether yielded the title compound, pale brown solid, m.p. 219° C. and MS: m/e=367.3 (M+H+).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS06172075B2
Source datasetuspto-grants-2001_01
ORD IDord-c118da31ddc747bc9674c100eb310e89
Source noteuspto-grants-2001_01