Isoxazolium, 3-[(2-ethoxy-2-oxoethyl)thio]-5-phenyl-2-(phenylmethyl)-, bromide

Base Information

• Chemical Name: Isoxazolium, 3-[(2-ethoxy-2-oxoethyl)thio]-5-phenyl-2-(phenylmethyl)-, bromide
• CAS No.: 66196-38-1
• Molecular Formula: C20H20NO3S.Br
• Molecular Weight: 434.354
• Mol file: 66196-38-1.mol

Synonyms:

Chemical Property of Isoxazolium, 3-[(2-ethoxy-2-oxoethyl)thio]-5-phenyl-2-(phenylmethyl)-, bromide

Chemical Property:

Purity/Quality:

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

Useful:

Technology Process of Isoxazolium, 3-[(2-ethoxy-2-oxoethyl)thio]-5-phenyl-2-(phenylmethyl)-, bromide

There total 2 articles about Isoxazolium, 3-[(2-ethoxy-2-oxoethyl)thio]-5-phenyl-2-(phenylmethyl)-, bromide 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:

2-benzyl-5-phenhyl-4-isoxazolin-3-thione (66181-88-2) + ethyl bromoacetate (105-36-2) → 2-benzyl-3-ethoxycarbonylmethylsulfanyl-5-phenyl-isoxazolium; bromide (66196-38-1)

Guidance literature:

In acetone; for 4h;

Reference yield:

2-Benzyl-3-(1-ethoxycarbonyl-2-oxo-propylsulfanyl)-5-phenyl-isoxazol-2-ium; bromide → 2-benzyl-3-ethoxycarbonylmethylsulfanyl-5-phenyl-isoxazolium; bromide (66196-38-1)

Guidance literature:

Multi-step reaction with 2 steps

1: 59 percent / NaBH₄ / ethanol; CHCl₃ / 0.5 h / -78 °C

2: CH₂Cl₂ / 30 °C

With sodium tetrahydroborate; In ethanol; dichloromethane; chloroform;

DOI:10.1016/S0040-4039(00)91968-3

Reference yield: 82.0%

2-benzyl-3-ethoxycarbonylmethylsulfanyl-5-phenyl-isoxazolium; bromide (66196-38-1) → 2-Benzyl-5-phenyl-2,3-dihydro-isoxazole

Guidance literature:

With sodium tetrahydroborate; In ethanol; chloroform; at -78 ℃; for 0.5h;

DOI:10.1016/S0040-4039(00)91968-3

upstream raw materials:

2-benzyl-5-phenhyl-4-isoxazolin-3-thione

ethyl bromoacetate

Downstream raw materials:

ethyl β-(5-phenyl-3-isoxazolylthio)propionate

3-benzylsulfanyl-5-phenyl-isoxazole

(5-phenyl-isoxazol-3-ylsulfanyl)-acetic acid ethyl ester

(5-phenyl-isoxazol-3-ylsulfanyl)-acetic acid