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

2',2,2,5'-TETRAMETHYLBUTYROPHENONE

2',2,2,5'-TETRAMETHYLBUTYROPHENONE ??? ???
?? ??:
898765-58-7
???:
2',2,2,5'-TETRAMETHYLBUTYROPHENONE
???(??):
2',2,2,5'-TETRAMETHYLBUTYROPHENONE;1-(2,5-Dimethylphenyl)-2,2-dimethyl-1-butanone;1-Butanone, 1-(2,5-dimethylphenyl)-2,2-dimethyl-
CBNumber:
CB4463553
???:
C14H20O
??? ??:
204.31
MOL ??:
898765-58-7.mol

2',2,2,5'-TETRAMETHYLBUTYROPHENONE ??

?? ?
290.7±9.0 °C(Predicted)
??
0.930±0.06 g/cm3(Predicted)

??

2',2,2,5'-TETRAMETHYLBUTYROPHENONE C??? ??, ??, ??

2',2,2,5'-TETRAMETHYLBUTYROPHENONE ?? ?? ? ???

???

?? ??


2',2,2,5'-TETRAMETHYLBUTYROPHENONE ?? ??

???( 5)?? ??
??? ?? ??? ?? ?? ? ??
J & K SCIENTIFIC LTD. 010-82848833 400-666-7788
jkinfo@jkchemical.com China 96815 76
Shenzhen Polymeri Biochemical Technology Co., Ltd. +86-400-002-6226 +86-13028896684;
sales@rrkchem.com China 57423 58

Copyright 2019 ? ChemicalBook. All rights reserved