Synthesis and Some Pigment Properties of 7, 15-Dihydropyrido[2, 1-b] PYrido[1', 2': 1, 2]pyrimido [4, 5-g]quinazoline-7, 15-dionet

Yasukazu YOKOYAMA, Fumio ARAI, Eiji IWAMOTO
1977 NIPPON KAGAKU KAISHI  
doi:10.1246/nikkashi.1977.382 fatcat:dbhzqdlnvfdp5bko4cevqtfbwu