3-methylbut-2-en-2-yl trifluoromethanesulfonate

Base Information

• Chemical Name: 3-methylbut-2-en-2-yl trifluoromethanesulfonate
• CAS No.: 28143-80-8
• Molecular Formula: C6H9 F3 O3 S
• Molecular Weight: 218.1941
• Mol file: 28143-80-8.mol

Synonyms:Methanesulfonicacid, trifluoro-, 1,2-dimethyl-1-propenyl ester (9CI); Methanesulfonic acid,trifluoro-, 1,2-dimethylpropenyl ester (8CI); 2-Buten-2-ol, 3-methyl-,trifluoromethanesulfonate (8CI); 1,2-Dimethyl-1-propenyl triflate;3-Methyl-2-buten-2-yl triflate; NSC 266189

Chemical Property of 3-methylbut-2-en-2-yl trifluoromethanesulfonate

Chemical Property:

• Vapor Pressure: 0.358mmHg at 25°C
• Boiling Point: 205.4°Cat760mmHg
• Flash Point: 78.1°C
• Density: 1.325g/cm³

Purity/Quality:

99%min ^*data from raw suppliers

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

SDS file from LookChem

Useful:

Technology Process of 3-methylbut-2-en-2-yl trifluoromethanesulfonate

There total 4 articles about 3-methylbut-2-en-2-yl trifluoromethanesulfonate which guide to synthetic route it. The literature collected by LookChem mainly comes from the sharing of users and the free literature resources found by Internet computing technology. We keep the original model of the professional version of literature to make it easier and faster for users to retrieve and use. At the same time, we analyze and calculate the most feasible synthesis route with the highest yield for your reference as below:

synthetic route:

Reference yield: 18.0%

3-methyl-butan-2-one (563-80-4) + trifluoromethylsulfonic anhydride (358-23-6) → Trifluoro-methanesulfonic acid 1,2-dimethyl-propenyl ester (28143-80-8)

Guidance literature:

In neat (no solvent); equiv. amts. of educts, at -15 - 0°C, 2 h;

Reference yield:

3-methyl-butan-2-one (563-80-4) + trifluoromethylsulfonic anhydride (358-23-6) → Trifluoro-methanesulfonic acid 1,2-dimethyl-propenyl ester (28143-80-8) + 3-methylbut-1-en-2-yl trifluoromethanesulfonate (52149-29-8)

Guidance literature:

With 2,6-dimethylpyridine; In pentane;

DOI:10.1021/ja00811a026

Reference yield:

trifluorormethanesulfonic acid (1493-13-6) + 2-methylbut-1-en-3-yne (78-80-8) → Trifluoro-methanesulfonic acid 1,2-dimethyl-propenyl ester (28143-80-8)

Guidance literature:

With HW(CO)3(C₅H₅); In dichloromethane-d2; at 22 ℃; for 0.166667h; Product distribution; other time; without Cp(CO)3WH;

DOI:10.1021/jo00127a023

upstream raw materials:

3-methyl-butan-2-one

trifluoromethylsulfonic anhydride

trifluorormethanesulfonic acid

2-methylbut-1-en-3-yne

Downstream raw materials:

2,3-dimethyl-1-phenyl-2-butene-1-one

(3-methyl-2-buten-2-yl)triphenylphosphonium triflate

Refernces

• 1、 Luan, Li,Song, Jeong-Sup,Bullock, R. Morris. "Ionic Hydrogenation of Alkynes by HOTf and Cp(CO)3WH". . p. 7170 - 7176. Retrieved 2007/10/03.