C₃₁H₂₁N₃O₃S₂

Base Information

• Chemical Name: C₃₁H₂₁N₃O₃S₂
• CAS No.: 1621963-19-6
• Molecular Formula: C₃₁H₂₁N₃O₃S₂
• Molecular Weight: 547.658
• Mol file: 1621963-19-6.mol

Synonyms:

Chemical Property of C₃₁H₂₁N₃O₃S₂

Chemical Property:

Purity/Quality:

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

Useful:

Technology Process of C₃₁H₂₁N₃O₃S₂

There total 3 articles about C₃₁H₂₁N₃O₃S₂ 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: 95.0%

BARBITURIC ACID (67-52-7,944357-77-1) + 5′-(4-(diphenylamino)phenyl)(2,2′-bithiophene)-5-carboxaldehyde (762269-61-4) → C31H21N3O3S2 (1621963-19-6)

Guidance literature:

With acetic anhydride; In acetic acid; for 3.5h; Reflux;

DOI:10.1016/j.ejmech.2014.07.095

Reference yield:

2-bromo-5-[4-(N,N-diphenylamino)phenyl]thiophene (1309674-19-8) → C31H21N3O3S2 (1621963-19-6)

Guidance literature:

Multi-step reaction with 2 steps

1: potassium phosphate; tris-(dibenzylideneacetone)dipalladium⁽⁰⁾; tri tert-butylphosphoniumtetrafluoroborate / toluene; ethanol / 20 °C / Inert atmosphere

2: acetic anhydride / acetic acid / 3.5 h / Reflux

With potassium phosphate; tris-(dibenzylideneacetone)dipalladium⁽⁰⁾; acetic anhydride; tri tert-butylphosphoniumtetrafluoroborate; In ethanol; acetic acid; toluene; 1: |Suzuki-Miyaura Coupling;

DOI:10.1016/j.ejmech.2014.07.095

Reference yield:

4-(diphenylamino)phenyl boronic acid (201802-67-7) → C31H21N3O3S2 (1621963-19-6)

Guidance literature:

Multi-step reaction with 3 steps

1: tetrakis(triphenylphosphine) palladium⁽⁰⁾; potassium phosphate / toluene; ethanol / 70 °C / Inert atmosphere

2: potassium phosphate; tris-(dibenzylideneacetone)dipalladium⁽⁰⁾; tri tert-butylphosphoniumtetrafluoroborate / toluene; ethanol / 20 °C / Inert atmosphere

3: acetic anhydride / acetic acid / 3.5 h / Reflux

With potassium phosphate; tris-(dibenzylideneacetone)dipalladium⁽⁰⁾; tetrakis(triphenylphosphine) palladium⁽⁰⁾; acetic anhydride; tri tert-butylphosphoniumtetrafluoroborate; In ethanol; acetic acid; toluene; 1: |Suzuki-Miyaura Coupling / 2: |Suzuki-Miyaura Coupling;

DOI:10.1016/j.ejmech.2014.07.095

upstream raw materials:

4-(diphenylamino)phenyl boronic acid

BARBITURIC ACID

5′-(4-(diphenylamino)phenyl)(2,2′-bithiophene)-5-carboxaldehyde

2-bromo-5-[4-(N,N-diphenylamino)phenyl]thiophene