Back
HuagongsheHuagongshe Chemistry Print Report · For research reference only
HCID 178594315Generated: October 23, 2026

2-(3-pyridinyl)-3H-imidazo[4,5-b]pyridine

2-(3-pyridinyl)-3H-imidazo[4,5-b]pyridine · 3H-Imidazo[4,5-b]pyridine, 2-(3-pyridinyl)-

https://huagongshe.com/en/chemical/178594315

2-(3-pyridinyl)-3H-imidazo[4,5-b]pyridine molecular structure

Identifiers & Physical Properties

CAS No.71766-33-1
Molecular formulaC11H8N4
Average molar mass196.21 g/mol
SMILESc1cncc(-c2nc3cccnc3[nH]2)c1
InChIKeyNBPQDODRGWLFQS-UHFFFAOYSA-N

Chemical & Physical Properties

Melting point283-284 °C(Solv: methanol (67-56-1))
Boiling point387.2±34.0 °C(Predicted)
Density1.37±0.1 g/cm3(Predicted)
pKa (acidity coefficient)6.00±0.20(Predicted)
GHS pictogramGHS07
Signal wordWarning
GHS hazard statementsH302-H315-H319-H335
GHS precautionary statementsP261-P301+P312-P302+P352-P304+P340-P305+P351+P338

Safety & Regulations

Signal wordWarning
GHS pictogramGHS07
GHS hazard statementsH302-H315-H319-H335
GHS precautionary statementsP261-P301+P312-P302+P352-P304+P340-P305+P351+P338