201230-82-2
carbon monoxide
+
15448-47-2
(R)-(+)-环氧丙烷
→
~98%
6973-20-2
1-Pyrotartaric anhydride
2174-58-5
(S)-(-)-甲基丁二酸
~97%
32082-74-9
(4R)-4-methyloxetan-2-one
~92%
2170-03-8
衣康酸酐
211682-21-2
(3S)-1,3-dimethylpyrrolidine-2,5-dione