天堂网亚洲,天天操天天搞,91视频高清,菠萝蜜视频在线观看入口,美女视频性感美女视频,95丝袜美女视频国产,超高清美女视频图片

Welcome to chemicalbook!
Chinese English Japanese Germany Korea
400-158-6606
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 DIPHENYLETHYLPHOSPHINE OXIDE
1733-57-9

DIPHENYLETHYLPHOSPHINE OXIDE synthesis

13synthesis methods
-

Yield: 95%

Reaction Conditions:

with trimethylsilyl iodide at 120; for 12 h;Inert atmosphere;

Steps:

11 Preparation of ethyldiphenylphosphine oxide from diphenylphosphine oxide and ethanol
Diphenylphosphine (101.0 mg, 0.50 mmol) was sequentially added to a 10 mL tubular reactor under nitrogen atmosphere.Ethanol (27.6 mg, 0.60 mmol, 1.2 equiv.) andTrimethylsilyl iodide (50.0 mg, 0.25 mmol, 50 mol%),It was then heated to 120 ° C for 12 h without solvent.The product was purified by column chromatography, and the isolated yield was 95%.

References:

Xinyang Normal University;Yu Jing;Ma Xiantao;Yan Ran;Xu Qing CN109678901, 2019, A Location in patent:Paragraph 0030

DIPHENYLETHYLPHOSPHINE OXIDE Related Search: