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 2,2',4,4',5,5'-HEXACHLOROBIPHENYL
35065-27-1

2,2',4,4',5,5'-HEXACHLOROBIPHENYL synthesis

6synthesis methods
-

Yield:15862-07-4 52% ,92-52-4 16% ,35065-27-1 4%

Reaction Conditions:

Stage #1:bromobenzene with n-butyllithium in tetrahydrofuran;hexane for 0.333333 h;cooling;
Stage #2: with zinc(II) chloride in tetrahydrofuran;hexane at 20; for 0.333333 h;
Stage #3:1,2,4,5-tetrachlorobenzene;tetrakis(triphenylphosphine) palladium(0) in tetrahydrofuran;hexane for 24 h;Heating;Negishi coupling;

References:

Burukin;Vasil'ev;Chizhov;Zlotin [Russian Chemical Bulletin,2005,vol. 54,# 4,p. 970 - 974]

FullText

2,2',4,4',5,5'-HEXACHLOROBIPHENYL Related Search: