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

4,4'-DI(????)-2,2'-????

4,4'-DI(????)-2,2'-????
4,4'-DI(????)-2,2'-???? ??? ???
?? ??:
101028-38-0
???:
4,4'-DI(????)-2,2'-????
???(??):
4,4'-DI(????)-2,2'-????
???:
4,4'-DI(METHYLTHIO)-2,2'-BIPYRIDINE
???(??):
4,4'-Di(methylthio)-2,2'-bipyridine;4,4'-DI(METHYLTHIO)-2,2'-BIPYRIDINE;2,2'-Bipyridine,4,4'-bis(methylthio)-;2,2'-Bipyridine, 4,4'-bis(methylthio)-
CBNumber:
CB0834892
???:
C12H12N2S2
??? ??:
248.37
MOL ??:
101028-38-0.mol

4,4'-DI(????)-2,2'-???? ??

???
155-156 °C
?? ?
421.8±45.0 °C(Predicted)
??
1.26±0.1 g/cm3(Predicted)
?? ?? (pKa)
5.17±0.30(Predicted)

??

4,4'-DI(????)-2,2'-???? C??? ??, ??, ??

4,4'-DI(????)-2,2'-???? ?? ?? ? ???

???

?? ??

4,4'-DI(????)-2,2'-???? ?? ??

???( 7)?? ??
??? ?? ??? ?? ?? ? ??
Alfa Chemistry
Info@alfa-chemistry.com United States 24072 58
Henan Lien Chemical Products Co., Ltd. 0371-63357898 15378766539
 535046669@qq.com China 3960 58
Jilin Chinese Academy of Sciences-yanshen Technology 18143011203
 ET-market@chemextension.com China 25936 58
Carbosynth --
 sales@carbosynth.com United Kingdom 6005 58
Copyright 2019 ? ChemicalBook. All rights reserved