1709-25-7
dimethyl 3-(cyanomethylidene)pentanedioate
→
~92%
141807-51-4
3-(cyanomethylidene)pentanedioic acid
1830-54-2
1,3-丙酮二羧酸二甲酯
141807-55-8
methyl 2-(2-bromo-6-oxo-1-prop-2-ynylpyridin-4-yl)acetate
141807-52-5
6-溴-1,2-二氢-2-氧代-4-吡啶乙酸甲酯
50906-88-2
Homocamptothein