Title: Corydaldine
CAS Registry Number: 493-49-2
CAS Name: 3,4-Dihydro-6,7-dimethoxy-1(2
H)-isoquinolinone
Synonyms: 3,4-dihydro-6,7-dimethoxyisocarbostyril; 1,2,3,4-tetrahydro-6,7-dimethoxy-1(2
H)-1-isoquinolone
Molecular Formula: C11H13NO3
Molecular Weight: 207.23
Percent Composition: C 63.75%, H 6.32%, N 6.76%, O 23.16%
Literature References: Synthesis: Sp?th, Dobrowsky,
Ber. 58, 1274 (1925); Mohunta, Ray,
J. Chem. Soc. 1934, 1263; Wiesner
et al., J. Am. Chem. Soc. 77, 675 (1955); Brossi
et al., Helv. Chim. Acta 43, 1459 (1960); Mahuzier, Hamon,
Bull. Soc. Chim. Fr. 1969, 684.
Properties: Monoclinic prisms from water or alcohol, mp 175°. Sol in water, alcohol, ether, benzene, chloroform. Practically insol in petr ether.
Melting point: mp 175°