一二三四区视频,亚洲少妇熟女色,日本久热无码视频网,欧美国产日韩大尺度,亚洲a视频,久久少妇一区二区,日韩999无码视频,刺激久久久久久久,啊啊啊啊不要啊在线

2'-hydroxy-3',4'-dimethoxychalcone

2'-hydroxy-3',4'-dimethoxychalcone ??? ???
?? ??:
82964-34-9
???:
2'-hydroxy-3',4'-dimethoxychalcone
???(??):
2'-hydroxy-3',4'-dimethoxychalcone;1-(2-Hydroxy-3,4-dimethoxyphenyl)-3-phenylprop-2-en-1-one;2-Propen-1-one, 1-(2-hydroxy-3,4-dimethoxyphenyl)-3-phenyl-, (2E)-
CBNumber:
CB93049144
???:
C17H16O4
??? ??:
284.31
MOL ??:
82964-34-9.mol

2'-hydroxy-3',4'-dimethoxychalcone ??

???
99-100 °C(Solv: ethanol (64-17-5))
?? ?
473.7±45.0 °C(Predicted)
??
1.203±0.06 g/cm3(Predicted)
?? ?? (pKa)
7.22±0.40(Predicted)

??

2'-hydroxy-3',4'-dimethoxychalcone C??? ??, ??, ??

2'-hydroxy-3',4'-dimethoxychalcone ?? ?? ? ???

???

?? ??

2'-hydroxy-3',4'-dimethoxychalcone ?? ??

???( 8)?? ??
??? ?? ??? ?? ?? ? ??
BEIJING TDVINO TECHNOLOGY CO.,LTD 010-56371379
China 99 55
Changzhou Qianai Biotechnology Co., Ltd 051915240519135 13961152745
 yudiguimo@126.COM China 10000 58
Hefei Mokai Pharmaceutical Technology Co., Ltd 18130062233
690231469@qq.com China 7994 58
Biosynth Biological Technology (Suzhou) Co Ltd --
 sales@biosynth.com China 6051 58
Carbosynth --
 sales@carbosynth.com United Kingdom 6005 58
Copyright 2019 ? ChemicalBook. All rights reserved
赤水市| 彩票| 新邵县| 肥城市| 昌图县| 彭泽县| 封开县| 榆社县| 正安县| 宁化县| 城口县| 松溪县| 庄河市| 焦作市| 米泉市| 金昌市| 吕梁市| 许昌县| 临泽县| 蓬安县| 新巴尔虎左旗| 望谟县| 吉安市| 嘉禾县| 南阳市| 黄山市| 南城县| 来宾市| 西丰县| 凉城县| 横山县| 荣成市| 黎川县| 溆浦县| 手机| 竹山县| 那曲县| 太康县| 江西省| 辉县市| 嘉禾县|