2,3-Dihydro-2-phenyl-1H-1,3,2-diazaborolo[4,5-b]pyridine

Base Information

• Chemical Name: 2,3-Dihydro-2-phenyl-1H-1,3,2-diazaborolo[4,5-b]pyridine
• CAS No.: 14320-98-0
• Molecular Formula: C11H10 B N3
• Molecular Weight: 195.031
• Hs Code.: 2933990090
• Mol file: 14320-98-0.mol

Synonyms:2H-1,3,2-Diazaborolo[4,5-b]pyridine,1,3-dihydro-2-phenyl- (6CI,7CI)

Chemical Property of 2,3-Dihydro-2-phenyl-1H-1,3,2-diazaborolo[4,5-b]pyridine

Chemical Property:

• Vapor Pressure: 5.41E-05mmHg at 25°C
• Boiling Point: 347.4°Cat760mmHg
• Flash Point: 163.9°C
• PSA: 36.95000
• Density: 1.2g/cm³
• LogP: 1.59040

Purity/Quality:

99% ^*data from raw suppliers

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

SDS file from LookChem

Useful:

Technology Process of 2,3-Dihydro-2-phenyl-1H-1,3,2-diazaborolo[4,5-b]pyridine

There total 7 articles about 2,3-Dihydro-2-phenyl-1H-1,3,2-diazaborolo[4,5-b]pyridine 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: 93.0%

2,3-Diaminopyridine (452-58-4) + phenylboronic acid (98-80-6) → 2,3-dihydro-2-phenyl-1H-1,3,2-diazaborolano{4,5-b}pyridine (14320-98-0)

Guidance literature:

In toluene; byproducts: H2O; distg. the water with the solvent; filtering, recrystn. from toluene;

DOI:10.1021/jo01037a021 DOI:10.1021/ja01520a024 DOI:10.1007/BF00631386

Reference yield: 87.0%

2,3-Diaminopyridine (452-58-4) + phenylborondichloride (873-51-8) → 2,3-dihydro-2-phenyl-1H-1,3,2-diazaborolano{4,5-b}pyridine (14320-98-0)

Guidance literature:

In benzene; byproducts: HCl; by heating at reflux for 8 h, cooling and filtering; recrystn. from benzene or vac. sublimation at 165°C 0.005-0.01 Torr;

DOI:10.1007/BF00914999 DOI:10.1039/JR9580003073

Reference yield:

phenyllithium (591-51-5) → 2,3-dihydro-2-phenyl-1H-1,3,2-diazaborolano{4,5-b}pyridine (14320-98-0)

Guidance literature:

Multi-step reaction with 2 steps

1: diethyl ether

In diethyl ether;

upstream raw materials:

2,3-Diaminopyridine

phenyl(oxo)borane

phenylboronic acid

Bis-(dimethylamino)-phenylboran