午夜插插,噜噜噜影院,啪啪伊人网,欧美熟夫,景甜吻戏视频,男人强操性感蕾丝美女视频在线网站,日本美女跳舞视频

2'-Hydroxy-4-nitrochalcone

2'-Hydroxy-4-nitrochalcone ??? ???
?? ??:
38270-09-6
???:
2'-Hydroxy-4-nitrochalcone
???(??):
2'-Hydroxy-4-nitrochalcone;2'-Hydroxy-4-nitrochalcone;1-(2-Hydroxyphenyl)-3-(4-nitrophenyl)-2-propen-1-one;2-Propen-1-one, 1-(2-hydroxyphenyl)-3-(4-nitrophenyl)-
CBNumber:
CB52284540
???:
C15H11NO4
??? ??:
269.25
MOL ??:
38270-09-6.mol

2'-Hydroxy-4-nitrochalcone ??

???
209 °C
?? ?
447.3±45.0 °C(Predicted)
??
1.345±0.06 g/cm3(Predicted)
?? ?? (pKa)
7?+-.0.30(Predicted)

??

2'-Hydroxy-4-nitrochalcone C??? ??, ??, ??

2'-Hydroxy-4-nitrochalcone ?? ?? ? ???

???

?? ??


2'-Hydroxy-4-nitrochalcone ?? ??

???( 2)?? ??
??? ?? ??? ?? ?? ? ??
BEIJING TDVINO TECHNOLOGY CO.,LTD 010-56371379
China 99 55
Tianjin Rongshen Chemical Co., Ltd 18317763565 18317763565
18317763565@163.com China 10024 58

2'-Hydroxy-4-nitrochalcone ?? ??:

Copyright 2019 ? ChemicalBook. All rights reserved