diphenylmethyl 4-methylbenzenesulfinate

Base Information

• Chemical Name: diphenylmethyl 4-methylbenzenesulfinate
• CAS No.: 17447-59-5
• Molecular Formula: C₂₀H₁₈O₂S
• Molecular Weight: 322.428
• Mol file: 17447-59-5.mol

Synonyms:p-Toluenesulfinicacid, diphenylmethyl ester (6CI,7CI,8CI);Benzhydrol, p-toluenesulfinate (8CI);NSC 150804;diphenylmethyl 4-methylbenzenesulfinate;

Chemical Property of diphenylmethyl 4-methylbenzenesulfinate

Chemical Property:

• Vapor Pressure: 4.12E-09mmHg at 25°C
• Refractive Index: 1.661
• Boiling Point: 485.6 °C at 760 mmHg
• Flash Point: 247.5 °C
• Density: 1.24 g/cm³

Purity/Quality:

99% ^*data from raw suppliers

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

SDS file from LookChem

Useful:

Technology Process of diphenylmethyl 4-methylbenzenesulfinate

There total 6 articles about diphenylmethyl 4-methylbenzenesulfinate 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: 86.0%

1,1-Diphenylmethanol (91-01-0) + [(p-methylphenyl)sulfonylmethyl]isonitrile (38622-91-2,36635-61-7) → benzhydryl 4-methylbenzenesulfinate (17447-59-5,20555-99-1)

Guidance literature:

With di-isopropyl azodicarboxylate; triphenylphosphine; In tetrahydrofuran; at 0 - 20 ℃;

DOI:10.1002/adsc.201600997

Reference yield: 85.0%

1,1-Diphenylmethanol (91-01-0) + sodium 4-methylbenzenesulfinate (824-79-3) → benzhydryl 4-methylbenzenesulfinate (17447-59-5,20555-99-1)

Guidance literature:

With boron trifluoride diethyl etherate; In dichloromethane; at 50 ℃; for 3h;

DOI:10.1039/c5gc02846a

Reference yield: 64.0%

1,1-Diphenylmethanol (91-01-0) + p-toluenesulfinylimidazole → benzhydryl 4-methylbenzenesulfinate (17447-59-5,20555-99-1)

Guidance literature:

In dichloromethane; for 1.25h; Time;

DOI:10.1055/a-1472-7578

upstream raw materials:

1,1-Diphenylmethanol

sodium 4-methylbenzenesulfinate

[(p-methylphenyl)sulfonylmethyl]isonitrile

benzophenone tosylhydrazone

Refernces

• 1、 Choudhary, Deepika,Khatri, Vineeta,Basak, Ashok K.. "Wittig Ylide Mediated Decomposition of N -Sulfonylhydrazones to Sulfinates". supporting information. p. 1703 - 1706. Retrieved 2018/04/14.
• 2、 Huang, Mingming,Hu, Liangzhen,Shen, Hang,Liu, Qing,Hussain, Muhammad Ijaz,Pan, Jing,Xiong, Yan. "Sulfination of alcohols with sodium sulfinates promoted by BF3·OEt2: An unexpected access". supporting information. p. 1874 - 1879. Retrieved 2016/04/19.