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 Pentachloropyridine
2176-62-7

Pentachloropyridine synthesis

7synthesis methods
Pentachloropyridine can be produced through a direct electrophilic substitution reaction between pyridine and chlorine.
-

Yield:-

Steps:

Multi-step reaction with 2 steps
1: C2Cl6; nBu4NBr; aq. NaOH / 4 h / 50 °C
2: 71 percent / C2Cl6; nBu4NBr; aq. NaOH / CH2Cl2 / 55 °C

References:

Joshi, Ashutosh V.;Baidossi, Mubeen;Qafisheh, Nida;Chachashvili, Elsa;Sasson, Yoel [Tetrahedron Letters,2004,vol. 45,# 26,p. 5061 - 5063]

Pentachloropyridine Related Search:

疏勒县| 渭南市| 凉山| 临西县| 婺源县| 论坛| 文安县| 平泉县| 文昌市| 南通市| 上林县| 旬阳县| 乐安县| 平江县| 湖北省| 辰溪县| 贵阳市| 乐至县| 互助| 黔西| 台南县| 鲜城| 昌平区| 阜平县| 墨玉县| 昭觉县| 漯河市| 双辽市| 和龙市| 如东县| 西吉县| 荥经县| 农安县| 揭东县| 西城区| 天长市| 万宁市| 正镶白旗| 巫山县| 新巴尔虎右旗| 蒲江县|