13337-33-2
1-二氯磷基-3-甲基-丁-1,2-二烯
→
1831-37-4
3-methylbuta-1,2-dienylphosphonic acid
115-19-5
2-甲基-3-丁炔-2-醇
59474-16-7
2-hydroxy-5,5-dimethyl-1,2λ5-oxaphosphole 2-oxide