ChemicalBook > CAS DataBase List > 4-Azabenzimidazole

4-Azabenzimidazole

Product Name
4-Azabenzimidazole
CAS No.
273-21-2
Chemical Name
4-Azabenzimidazole
Synonyms
4H-Imidazo[4,5-b]pyridine;PBTFL44;1-deazapurine;3,4-diazaindole;4-AZABENZIMIDAZOLE;7-azabenzimidazole;TIMTEC-BB SBB004292;Imidazo(4,5-b)pyridine;4-AZABENZIMIDAZOLE 99%;pyrido(2,3-d)imidazole
CBNumber
CB8165215
Molecular Formula
C6H5N3
Formula Weight
119.12
MOL File
273-21-2.mol
More
Less

4-Azabenzimidazole Property

Melting point:
148-151 °C (lit.)
Boiling point:
140-150°C/0.1mm
Density 
1.2058 (rough estimate)
refractive index 
1.5589 (estimate)
Flash point:
140-150°C/0.1mm
storage temp. 
Inert atmosphere,Room Temperature
solubility 
Soluble in dimethylformamide.
pka
8.46±0.20(Predicted)
BRN 
2600
CAS DataBase Reference
273-21-2(CAS DataBase Reference)
EPA Substance Registry System
1H-Imidazo[4,5-b]pyridine (273-21-2)
More
Less

Safety

Hazard Codes 
Xn
Risk Statements 
22
Safety Statements 
24/25
WGK Germany 
3
RTECS 
NJ5108000
HS Code 
2933998090
Toxicity
mouse,LD50,intraperitoneal,> 200mg/kg (200mg/kg),Journal of Medicinal Chemistry. Vol. 6, Pg. 480, 1963.
More
Less

Hazard and Precautionary Statements (GHS)

Symbol(GHS)
Signal word
Warning
Hazard statements

H302Harmful if swallowed

H315Causes skin irritation

H319Causes serious eye irritation

H335May cause respiratory irritation

Precautionary statements

P261Avoid breathing dust/fume/gas/mist/vapours/spray.

P305+P351+P338IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.

More
Less

N-Bromosuccinimide Price

Sigma-Aldrich
Product number
A93607
Product name
4-Azabenzimidazole
Purity
99%
Packaging
1g
Price
$89.4
Updated
2024/03/01
Sigma-Aldrich
Product number
A93607
Product name
4-Azabenzimidazole
Purity
99%
Packaging
5g
Price
$347
Updated
2023/06/20
Alfa Aesar
Product number
B25051
Product name
4-Azabenzimidazole, 99%
Packaging
1g
Price
$62.65
Updated
2024/03/01
Alfa Aesar
Product number
B25051
Product name
4-Azabenzimidazole, 99%
Packaging
5g
Price
$217.65
Updated
2024/03/01
Alfa Aesar
Product number
B25051
Product name
4-Azabenzimidazole, 99%
Packaging
25g
Price
$984.65
Updated
2024/03/01
More
Less

4-Azabenzimidazole Chemical Properties,Usage,Production

Chemical Properties

yellow to light brown powder

Uses

4-Azabenzimidazole is used in the preparation of imidazo[4,5-b]pyridine 4-oxide. It is also used as a reagent to prepare benzoylmethyl-substituted azoles which are inhibitors of nitric oxide synthase with antioxidant properties.

Definition

ChEBI: The [4,5-b]-fused isomer of imidazopyridine.

4-Azabenzimidazole Preparation Products And Raw materials

Raw materials

Ethanol Formic acid 2,3-Diaminopyridine PETROLEUM ETHER

Preparation Products

More
Less

4-Azabenzimidazole Suppliers

Belgium 2 China 100 Germany 3 India 6 Japan 1 South Korea 1 Switzerland 3 Ukraine 2 United Kingdom 7 United States 24 Global 149
Kanto Chemical Co., Inc.
Tel
--
Fax
--
Email
reag-info@gms.kanto.co.jp
Country
Japan
ProdList
6756
Advantage
74
More
Less

View Lastest Price from 4-Azabenzimidazole manufacturers

Henan Aochuang Chemical Co.,Ltd.
Product
4-Azabenzimidazole 273-21-2
Price
US $0.00-0.00/KG
Min. Order
1KG
Purity
98%
Supply Ability
1Ton
Release date
2022-10-13
Career Henan Chemical Co
Product
4-Azabenzimidazole 273-21-2
Price
US $1.00/KG
Min. Order
1KG
Purity
99%
Supply Ability
10000KGS
Release date
2020-01-02

273-21-2, 4-AzabenzimidazoleRelated Search:

2-Methylbenzimidazole Methimazole Benzimidazole Levamisole Mebendazole 2-Chlorobenzimidazole Pyridine 6-BROMO-2-METHYL-4H-IMIDAZO[4,5-B]PYRIDINE 4-AZABENZIMIDAZOLE, 99 5-AZABENZIMIDAZOLE 1H-IMIDAZO[4,5-B]PYRIDINE-2-THIOL 4,5,6,7-Tetrabromo-2-azabenzimidazole, 4,5,6,7-Tetrabromobenzotriazole, NSC 231634, TBBt,4,5,6,7-TETRABROMO-2-AZABENZIMIDAZOLE benzimidazolone 4-Azabenzimidazole Alkyl benzimidazole IMIDAZOPYRIDINE 2-(4-CHLOROPHENYL)-1-([3-(TRIFLUOROMETHYL)BENZYL]OXY)-1H-IMIDAZO[4,5-B]PYRIDINE 1-[(4-CHLOROBENZYL)OXY]-2-PHENYL-1H-IMIDAZO[4,5-B]PYRIDINE

  • 1-deazapurine
  • 3,4-diazaindole
  • Imidazo/4,5-b/pyridine (4-Azabenzimidazole) and its derivatives
  • PBTFL44
  • 7-azabenzimidazole
  • 4-AZABENZIMIDAZOLE
  • 1 H-IMIDAZO[4,5-B]PYRIDINE
  • TIMTEC-BB SBB004292
  • pyrido(2,3-d)imidazole
  • 4-AZABENZIMIDAZOLE 99%
  • Imidazo(4,5-b)pyridine
  • 4-Aza-1H-benzimidazole
  • 4H-Imidazo[4,5-b]pyridine
  • 4-Azabenzimidazole1H-Imidazo[4,5-b]pyridine
  • 3H-Imidazo[4,5-b]pyridine, 4-Aza-1H-benzimidazole
  • 7aH-imidazo[4,5-b]pyridine
  • 3H-Imidazo[4,5-b]pyridine (4-Azabenzimidazole)
  • 273-21-2
  • Heterocyclic Building Blocks
  • Benzimidazoles
  • Building Blocks