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

Welcome to chemicalbook!
Chinese English Japanese Germany Korea
010-86108875
Try our best to find the right business for you.
Do not miss inquiry messages Please log in to view all inquiry messages.

Welcome back!

6802-49-9

7,3'-DIMETHOXYFLAVONE synthesis

4synthesis methods
-

Yield:6802-49-9 97%

Reaction Conditions:

with pyrrolidone hydrotribromide in dimethyl sulfoxide at 80; for 2.5 h;

References:

Takeno, Noboru;Fukushima, Tohoru;Takeda, Shin-ichi;Kishimoto, Kazuyasu [Bulletin of the Chemical Society of Japan,1985,vol. 58,# 5,p. 1599 - 1600]

临澧县| 乌鲁木齐市| 台南市| 屏边| 余庆县| 荥阳市| 四平市| 边坝县| 太康县| 托里县| 梧州市| 阜平县| 翁牛特旗| 墨玉县| 克什克腾旗| 宾阳县| 越西县| 庆城县| 威信县| 托里县| 江安县| 永福县| 汤阴县| 山阴县| 剑川县| 呈贡县| 三明市| 尚义县| 大港区| 张掖市| 沅江市| 法库县| 贡嘎县| 敦化市| 陆良县| 怀化市| 中超| 英德市| 基隆市| 勃利县| 阜阳市|