ethyl 2-(isocyanatosulfonyl)benzoate

Base Information

• Chemical Name: ethyl 2-(isocyanatosulfonyl)benzoate
• CAS No.: 77375-79-2
• Molecular Formula: C₁₀H₉NO₅S
• Molecular Weight: 255.251
• Mol file: 77375-79-2.mol

Synonyms:2-(Isocyanatosulfonyl)benzoicacid ethyl ester; 2-Ethoxycarbonylbenzosulfonyl isocyanate; Ethyl 2-(isocyanatosulfonyl)benzoate

Chemical Property of ethyl 2-(isocyanatosulfonyl)benzoate

Chemical Property:

• Boiling Point: 373.5±25.0 °C(Predicted)
• Density: 1.34±0.1 g/cm3(Predicted)

Purity/Quality:

99.9% ^*data from raw suppliers

Safty Information:

• Hazard Codes: E,Xn
• Statements: 2-14-22-41-42/43-48/22
• Safety Statements: 8-23-26-30-35-36/37/39

MSDS Files:

Useful:

Technology Process of ethyl 2-(isocyanatosulfonyl)benzoate

There total 3 articles about ethyl 2-(isocyanatosulfonyl)benzoate 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:

oxalyl dichloride (79-37-8) + ethyl 2-(aminosulfonyl)benzoate (59777-72-9) → o-Ethoxycarbonylbenzenesulfonyl isocyanate (77375-79-2)

Guidance literature:

With 1,4-diaza-bicyclo[2.2.2]octane; In toluene; at 20 - 100 ℃;

DOI:10.1021/jm301501k

Reference yield:

saccharin (81-07-2) → o-Ethoxycarbonylbenzenesulfonyl isocyanate (77375-79-2)

Guidance literature:

Multi-step reaction with 2 steps

1: sulfuric acid / methanol / 12 h / Reflux

2: 1,4-diaza-bicyclo[2.2.2]octane / toluene / 20 - 100 °C

With 1,4-diaza-bicyclo[2.2.2]octane; sulfuric acid; In methanol; toluene;

DOI:10.1021/jm301501k

Reference yield:

→ o-Ethoxycarbonylbenzenesulfonyl isocyanate (77375-79-2)

Guidance literature:

upstream raw materials:

oxalyl dichloride

ethyl 2-(aminosulfonyl)benzoate

saccharin

Downstream raw materials:

C₁₅H₁₅BrN₄O₆S

C₁₅H₁₅IN₄O₆S

Refernces

• 1、 -. "Substituted sulfonylurea, processes for the production of these compounds, as well as compositions containing the same and having herbicidal and plant growth regulating activity". . . Retrieved 2008/06/13.