2-VINYL-4-QUINAZOLINOL

Base Information

• Chemical Name: 2-VINYL-4-QUINAZOLINOL
• CAS No.: 91634-12-7
• Molecular Formula: C10H8N2O
• Molecular Weight: 172.18
• Hs Code.: 2933990090
• Mol file: 91634-12-7.mol

Synonyms:4(1H)-Quinazolinone,2-ethenyl- (9CI);4-Quinazolinol, 2-vinyl- (7CI);

Chemical Property of 2-VINYL-4-QUINAZOLINOL

Chemical Property:

• Vapor Pressure: 0.000439mmHg at 25°C
• Refractive Index: 1.624
• Boiling Point: 315.4 °C at 760 mmHg
• PKA: 1.91±0.20(Predicted)
• Flash Point: 144.5 °C
• PSA: 46.01000
• Density: 1.2 g/cm³
• LogP: 1.97840
• Storage Temp.: 2-8°C
• Solubility.: DMSO (Slightly), Methanol (Slightly)

Purity/Quality:

98%min ^*data from raw suppliers

2-Ethenyl-3,4-dihydroquinazolin-4-one ^*data from reagent suppliers

Safty Information:

• Pictogram(s): Xi
• Hazard Codes: Xi

MSDS Files:

SDS file from LookChem

Useful:

Technology Process of 2-VINYL-4-QUINAZOLINOL

There total 3 articles about 2-VINYL-4-QUINAZOLINOL 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: 100.0%

2-(3-chloropropionylamino)-benzamide (306996-53-2) → 2-vinyl-3H-quinazolin-4-one (91634-12-7)

Guidance literature:

With sodium hydroxide; In ethanol; water; for 0.0833333h; Heating;

DOI:10.1016/S0040-4020(00)00595-0

Reference yield:

anthranilic acid amide (28144-70-9,88-68-6) → 2-vinyl-3H-quinazolin-4-one (91634-12-7)

Guidance literature:

Multi-step reaction with 2 steps

1: 77 percent / dioxane / 1 h / 0 - 20 °C

2: 100 percent / sodium hydroxide / ethanol; H₂O / 0.08 h / Heating

With sodium hydroxide; In 1,4-dioxane; ethanol; water;

DOI:10.1016/S0040-4020(00)00595-0

Reference yield:

C8H5BrN2O (872998-62-4) + tri-n-butyl(vinyl)tin (7486-35-3) → C10H8N2O (91634-12-7)

Guidance literature:

With tris-(dibenzylideneacetone)dipalladium⁽⁰⁾; tri-tert-butyl phosphine; In toluene; at 100 ℃; for 3h; Inert atmosphere;

DOI:10.1021/ja202557z

upstream raw materials:

2-(3-chloropropionylamino)-benzamide

anthranilic acid amide

C₈H₅BrN₂O

tri-n-butyl(vinyl)tin

Downstream raw materials:

2-phenethylquinazolin-4-ol

3-benzyl-2-ethenylquinazolin-4(3H)-one

Refernces

• 1、 Zhang, Yiliang,Sheets, Matthew R.,Raja, Erum K.,Boblak, Kenneth N.,Klumpp, Douglas A.. "Superacid-promoted additions involving vinyl-substituted pyrimidines, quinoxalines, and quinazolines: Mechanisms correlated to charge distributions". supporting information; experimental part. p. 8467 - 8469. Retrieved 2011/07/29.