Ethanol → 5,7-Dimethyl-1,2,3,7-tetrahydroimidazolo[1,2-a]pyridine-6,8-dicarboxylic acid diethyl ester

Beteiligte Stoffe

Rolle	Name	HCID	Einwaage
Edukt	Ethanol	HCID 702	—
Edukt	Ethyl (imidazolidin-2-ylidene)acetate	HCID 12377942	—
Edukt	Ethylideneacetoacetic acid ethyl ester	HCID 53428592	—
Produkt	5,7-Dimethyl-1,2,3,7-tetrahydroimidazolo[1,2-a]pyridine-6,8-dicarboxylic acid diethyl ester	HCID 12377954	58%

Reaktionsschritte

Upon heating a solution of 6 g of ethylideneacetoacetic acid ethyl ester and 6 g of 2-carbethoxymethylideneimidazolidine in 50 ml of ethanol for 10 hours, 5,7-dimethyl-1,2,3,7-tetrahydroimidazolo[1,2-a]pyridine-6,8-dicarboxylic acid diethyl ester of melting point 138° (ethanol) is obtained.

Herkunft & Nachweise

DOI	10.6084/m9.figshare.5104873.v1
Patentnummer	US04053614
Quelldatensatz	uspto-grants-1977_10
ORD ID	ord-b49af5ec155c4fb39558919372a64ef7
Quellennotiz	uspto-grants-1977_10