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

2-Pyridin-4-ylmethylene-malonic acid diethyl ester

2-Pyridin-4-ylmethylene-malonic acid diethyl ester ??? ???
?? ??:
52601-17-9
???:
2-Pyridin-4-ylmethylene-malonic acid diethyl ester
???(??):
2-Pyridin-4-ylmethylene-malonic acid diethyl ester;Propanedioic acid, 2-(4-pyridinylmethylene)-, 1,3-diethyl ester
CBNumber:
CB63747586
???:
C13H15NO4
??? ??:
249.26
MOL ??:
52601-17-9.mol

2-Pyridin-4-ylmethylene-malonic acid diethyl ester ??

?? ?
162-164 °C(Press: 5 Torr)
??
1.170±0.06 g/cm3(Predicted)
?? ?? (pKa)
4.05±0.26(Predicted)

??

2-Pyridin-4-ylmethylene-malonic acid diethyl ester C??? ??, ??, ??

2-Pyridin-4-ylmethylene-malonic acid diethyl ester ?? ?? ? ???

???

?? ??


2-Pyridin-4-ylmethylene-malonic acid diethyl ester ?? ??

???( 5)?? ??
??? ?? ??? ?? ?? ? ??
Shanxi Tihondan Pharmaceutical Technology Co., Ltd
+8618235132063
sales@tihondan.com China 3767 58
Alinda Chemical Ltd. +7 (495) 672-17-08
sale@alinda.ru Russia 68136 55
SuZhou Medinoah Co.,LTD. 0512-69561983 13914027025
zhang_q@medinoah.com China 3638 58
Abosyn 0512-69561983 13914027025
he_qf@medinoah.com China 3001 58

Copyright 2019 ? ChemicalBook. All rights reserved