成人免费xx,国产又黄又湿又刺激不卡网站,成人性视频app菠萝网站,色天天天天

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 2,4-DIMETHYLPHENYL ISOCYANATE
51163-29-2

2,4-DIMETHYLPHENYL ISOCYANATE synthesis

5synthesis methods
-

Yield:-

Reaction Conditions:

in 1,4-dioxane;Reflux;

Steps:

3.4. General Procedure for Preparation of Aromatic Isocyanates (6a-n)

General procedure: Appropriate aromatic amine (0.02 mol) was added slowly to a stirred solution of BTC (3.0 g,0.01 mol) in 1,4-dioxane (30 mL) at room temperature. After refluxing for 8-12 h, excess 1,4-dioxanewas evaporated. The residue was distilled under reduced pressure to afford compounds 6a-n.

References:

Jiang, Nan;Bu, Yanxin;Wang, Yu;Nie, Minhua;Zhang, Dajun;Zhai, Xin [Molecules,2016,vol. 21,# 11,art. no. 1572]

2,4-DIMETHYLPHENYL ISOCYANATE Related Search: