1: Trimethylene glycol With pyridinium chlorochromate in dichloromethane
1 h;
2: 2-amino-benzenethiol in methanol; dichloromethane
0.5 h;
3: With 2,3-dicyano-5,6-dichloro-p-benzoquinone in methanol; dichloromethane
1 h;
参考文献
JERINI AG
Patent: WO2005/80406 A2, 2005 ;
Location in patent: Page/Page column 58 ;