成人免费xx,国产又黄又湿又刺激不卡网站,成人性视频app菠萝网站,色天天天天

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 2,4-DINITRO-5-FLUOROACETANILIDE
1548-18-1

2,4-DINITRO-5-FLUOROACETANILIDE synthesis

2synthesis methods
-

Yield:1548-18-1 140 g

Reaction Conditions:

with sulfuric acid;nitric acid at -5 - 5; for 1 h;

Steps:



137.9 g (0.9 Mol) of Intermediate 1 are added slowly to a mixture of 259 g HNO3 and 630 g of H2SO4 at - 5 to 0 °C. The mixture is stirred at 0 to 5 °C for 1 h and then added to a stirred mix of 4 I ice/water, isolated by filtration and dried under vacuum conditions to deliver 140 g of Intermediate 2

References:

WO2016/41849,2016,A1 Location in patent:Page/Page column 14

2,4-DINITRO-5-FLUOROACETANILIDE Related Search: