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!

ChemicalBook CAS DataBase List 5,7-DIMETHYL-[1,2,4]TRIAZOLO[1,5-A]PYRIMIDINE-2-CARBOXYLIC ACID
87253-62-1

5,7-DIMETHYL-[1,2,4]TRIAZOLO[1,5-A]PYRIMIDINE-2-CARBOXYLIC ACID synthesis

3synthesis methods
-

Yield:87253-62-1 97%

Reaction Conditions:

with methanol;sodium hydroxide at 20; for 12 h;

References:

Dong, Wei-Li;Liu, Xing-Hai;Xu, Jun-Ying;Li, Zheng-Ming [Journal of Chemical Research,2008,# 9,p. 530 - 533] Location in patent:experimental part

5,7-DIMETHYL-[1,2,4]TRIAZOLO[1,5-A]PYRIMIDINE-2-CARBOXYLIC ACID Related Search:

从江县| 石门县| 克拉玛依市| 马山县| 河西区| 大安市| 新泰市| 嵩明县| 临湘市| 贵阳市| 莱西市| 揭阳市| 北流市| 盱眙县| 顺平县| 浑源县| 聂拉木县| 同德县| 青海省| 绥德县| 班戈县| 东源县| 东乡县| 建阳市| 永和县| 蓬安县| 陵川县| 姚安县| 南京市| 外汇| 札达县| 舞阳县| 沁水县| 万年县| 凤山市| 穆棱市| 师宗县| 大埔区| 库伦旗| 兴城市| 海南省|