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5-Azabenzimidazole

CAS No.
272-97-9
Chemical Name:
5-Azabenzimidazole
Synonyms
3,5-Diazaindole;5-Azabenzimidazole;5-AzabenziMidazole 97%;5-Aza-1H-benzoimidazole;5-Azabenzimidazole, 97%,;1H-Imidazo(4,5-c)pyridine;7aH-imidazo[4,5-c]pyridine;1H-Imidazo[4,5-c]pyridine (7CI, 8CI, 9CI);Imidazo/4,5-c/pyridine (5-Azabenzimidazole, 3-Deazapurine) and its derivatives
CBNumber:
CB2462976
Molecular Formula:
C6H5N3
Molecular Weight:
119.12
MDL Number:
MFCD00051808
MOL File:
272-97-9.mol
MSDS File:
SDS
Last updated:2026-09-12 18:51:18

5-Azabenzimidazole Properties

Melting point 168-172 °C(lit.)
Boiling point 200-220 °C(Press: 0.5 Torr)
Density 1.348
storage temp. Sealed in dry,Room Temperature
pka 11.15±0.30(Predicted)
form Powder
color Beige
BRN 2601
InChI 1S/C6H5N3/c1-2-7-3-6-5(1)8-4-9-6/h1-4H,(H,8,9)
InChIKey UBOOKRVGOBKDMM-UHFFFAOYSA-N
SMILES c1cc2[nH]cnc2cn1
CAS DataBase Reference 272-97-9(CAS DataBase Reference)
UNSPSC Code 12352100
NACRES NA.22

SAFETY

Risk and Safety Statements

Symbol(GHS)  Exclamation Mark (GHS07)
GHS07
Signal word  Warning
Hazard statements  H315-H319-H335
Precautionary statements  P261-P264-P271-P280-P302+P352-P305+P351+P338
target organs Respiratory system
PPE dust mask type N95 (US), Eyeshields, Gloves
Hazard Codes  Xi
Risk Statements  36/37/38
Safety Statements  26-36
WGK Germany  3
HS Code  29339980
Storage Class 11 - Combustible Solids
Hazard Classifications Eye Irrit. 2
Skin Irrit. 2
STOT SE 3
NFPA 704
1
2 0

5-Azabenzimidazole price More Price(46)

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
Sigma-Aldrich 561835 5-Azabenzimidazole 97% 272-97-9 1g $91.4 2026-04-30 Buy
ChemScene CS-W005266 5-Azabenzimidazole ≥95% 272-97-9 10g $43 2026-06-04 Buy
ChemScene CS-W005266 5-Azabenzimidazole ≥95% 272-97-9 25g $93 2026-06-04 Buy
Apolloscientific OR46225 1H-Imidazo[4,5-c]pyridine 98% 272-97-9 250mg $25 2026-06-04 Buy
Apolloscientific OR46225 1H-Imidazo[4,5-c]pyridine 98% 272-97-9 1g $30 2026-06-04 Buy
Product number Packaging Price Buy
561835 1g $91.4 Buy
CS-W005266 10g $43 Buy
CS-W005266 25g $93 Buy
OR46225 250mg $25 Buy
OR46225 1g $30 Buy

5-Azabenzimidazole Chemical Properties, Uses, Production

Uses

5-Azabenzimidazole may be used in the preparation of ZIF-22 membrane (ZIF- Zeolitic imidazolate frameworks).

54-96-6
1758-73-2
272-97-9
Synthesis of 5-Azabenzimidazole from 3,4-Diaminopyridine and Thiourea dioxide
Global Suppliers ( 139)
Supplier Tel Email Country ProdList Advantage
J & K SCIENTIFIC LTD. 18210857532 18210857532 jkinfo@jkchemical.com China 96815 76
Meryer (Shanghai) Chemical Technology Co., Ltd. 4006356688 18621169109 market03@meryer.com China 40202 62
3B Pharmachem (Wuhan) International Co.,Ltd. 18930552037 3bsc@sina.com China 15813 69
Alfa Aesar 400-6106006 saleschina@alfa-asia.com China 30103 84
Energy Chemical 400-0056266 sales8178@energy-chemical.com China 44850 61
Pure Chemistry Scientific Inc. 001-857-928-2050 or 1-888-588-9418 sales@chemreagents.com United States 10174 62
WUHAN SUN-SHINE BIO-TECHNOLOGY Co., Ltd. 17702719238 sales@sun-shinechem.com China 1197 64
Shanghai Hanhong Scientific Co.,Ltd. 021-54306202 13764082696 info@hanhongsci.com China 42917 64
Record Tech (Shanghai) Co., LTD 13761627472 183009664@qq.com China 660 62
Tianjin heowns Biochemical Technology Co., Ltd. 400 638 7771 sales@heowns.com China 14412 57

View Latest Price from 5-Azabenzimidazole manufacturers

Image Update time Product Price Min. Order Purity Supply Ability Manufacturer
5-AZABENZIMIDAZOLE pictures 2019-07-06 5-AZABENZIMIDAZOLE
272-97-9
1KG 98% 150KG Career Henan Chemical Co
1H-Imidazo(4,5-c)pyridine 3,5-Diazaindole 5-Aza-1H-benzoimidazole 5-AzabenziMidazole 97% Imidazo/4,5-c/pyridine (5-Azabenzimidazole, 3-Deazapurine) and its derivatives 7aH-imidazo[4,5-c]pyridine 5-Azabenzimidazole, 97%, 1H-Imidazo[4,5-c]pyridine (7CI, 8CI, 9CI) 5-Azabenzimidazole 272-97-9 Heterocyclic Building Blocks Building Blocks Benzimidazoles Benzimidazoles Building Blocks Heterocyclic Building Blocks