午夜插插,噜噜噜影院,啪啪伊人网,欧美熟夫,景甜吻戏视频,男人强操性感蕾丝美女视频在线网站,日本美女跳舞视频

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 2-(TERT-BUTYL)PHENYL ISOCYANATE
56309-60-5

2-(TERT-BUTYL)PHENYL ISOCYANATE synthesis

2synthesis methods
32315-10-9 Synthesis
Triphosgene

32315-10-9
424 suppliers
$10.00/1g

6310-21-0 Synthesis
2-tert-Butylaniline

6310-21-0
218 suppliers
$6.00/1g

-

Yield:-

Reaction Conditions:

with triethylamine in 1,2-dichloro-ethane; for 4 h;Reflux;Inert atmosphere;

Steps:

72

General procedure: 0 ° C triphosgene (2 · 97g, 1 (λ Ommol, (λ 5equiv) was dissolved in dry DCE (50mL), was added triethylamine (0. 03mL, 0. Olequiv), stirred 5min, the aromatic amine (20. Ommol) was dissolved in dry DCE (50mL) was added dropwise after, 2h completion of the dropwise, and the reaction was stirred at reflux under nitrogen for 4h, cooled to room temperature, the mixture was evaporated under reduced pressure to give a yellow solid S1.

References:

CN105330608,2016,A Location in patent:Paragraph 0376; 0377: 0378; 0379

2-(TERT-BUTYL)PHENYL ISOCYANATE Related Search: