共 20 条
- [8] (5R/5S)-2,5-Diphenyl-7-[trans- (1R/1S,2S/2R)-2-phenylcyclo hexyloxy]-2, 3,5,8-tetrahydro-1H-1,2,4-triazolo[ 1,2-a]pyridazine-1, 3-dione-water (1/1): A face-selective Diels-Alder reaction of 2-alkoxy-1,3-butadiene Acta Crystallogr Sect C Cryst Struct Commun, pt 12 (1941-1943):