天堂网亚洲,天天操天天搞,91视频高清,菠萝蜜视频在线观看入口,美女视频性感美女视频,95丝袜美女视频国产,超高清美女视频图片

Welcome to chemicalbook!
Chinese English Japanese Germany Korea
400-158-6606
Try our best to find the right business for you.
Do not miss inquiry messages Please log in to view all inquiry messages.

Welcome back!

ChemicalBook CAS DataBase List 3-pyrazinecarboxaMide 1-oxide
768-36-5

3-pyrazinecarboxaMide 1-oxide synthesis

2synthesis methods
-

Yield:768-36-5 66%

Reaction Conditions:

with dihydrogen peroxide in formic acid;1) 40-50 deg C, 4 h, 2) 40 deg C, 1 h;

References:

Sato, Nobuhiro [Journal of Heterocyclic Chemistry,1989,vol. 26,p. 817 - 819]