Properties: Fine dark purple needles from methanol + ether or toluene, mp 210-212° (vac, some decompn). Absorption max in CS2: 582, 541, 502 nm; in methanol: 529, 493, 460 nm. Freely sol in carbon disulfide, chloroform, pyridine; less sol in ether, benzene, hot ethanol; sparingly sol in methanol. Practically insol in petr ether.
Melting point: mp 210-212° (vac, some decompn)
Absorption maximum: Absorption max in CS2: 582, 541, 502 nm; in methanol: 529, 493, 460 nm
Derivative Type: Methyl ester
Percent Composition: C 85.07%, H 9.40%, O 5.53%
Properties: Dark red needles from benzene + methanol, mp 172-173°.
Melting point: mp 172-173°
产品链接: 514-92-1››