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 ISOPROPYLDIPHENYLPHOSPHINE
6372-40-3

ISOPROPYLDIPHENYLPHOSPHINE synthesis

6synthesis methods
-

Yield: 98 %Chromat.

Reaction Conditions:

in tetrahydrofuran at 0 - 25; for 6 h;

Steps:

Synthesis of iso-propyldiphenylphosphine from 2-chloropropane by sodium diphenylphosphide.
Under nitrogen, to a mixture of Ph2PNa (0.2 mmol in 0.5 mL THF), 2-chloropropane (22 mL, 0.24 mmol) was added at 0 °C. After stirred for 6 hours, the mixture was analyzed by GC and 31P NMR. δ = 1.88 (s, 99%).

References:

Ye, Jing-Jing;Han, Li-Biao [Tetrahedron Letters,2021,vol. 65,art. no. 152796] Location in patent:supporting information

ISOPROPYLDIPHENYLPHOSPHINE Related Search:

大邑县| 苏州市| 香河县| 双柏县| 衡山县| 萍乡市| 洞头县| 平罗县| 怀安县| 松滋市| 怀集县| 泰安市| 平果县| 南开区| 通河县| 兰坪| 江源县| 海口市| 五大连池市| 肥乡县| 池州市| 柏乡县| 彰化县| 墨玉县| 县级市| 临洮县| 伊吾县| 来凤县| 化德县| 凌海市| 沙河市| 普格县| 四子王旗| 陇南市| 余姚市| 张掖市| 永寿县| 丰城市| 象州县| 中西区| 商洛市|