4,4′-Azopyridine

Modify Date: 2025-08-21 18:13:14

4,4′-Azopyridine Structure
4,4′-Azopyridine structure
Common Name 4,4′-Azopyridine
CAS Number 2632-99-7 Molecular Weight 184.19700
Density 1.18 g/cm3 Boiling Point 344.9ºC at 760 mmHg
Molecular Formula C10H8N4 Melting Point 96-101 °C
MSDS Chinese USA Flash Point 162.4ºC
Symbol GHS06
GHS06
Signal Word Danger

 Names

Name dipyridin-4-yldiazene
Synonym More Synonyms

 Chemical & Physical Properties

Density 1.18 g/cm3
Boiling Point 344.9ºC at 760 mmHg
Melting Point 96-101 °C
Molecular Formula C10H8N4
Molecular Weight 184.19700
Flash Point 162.4ºC
Exact Mass 184.07500
PSA 50.50000
LogP 2.89200

 Safety Information

Symbol GHS06
GHS06
Signal Word Danger
Hazard Statements H301-H315-H319-H335
Precautionary Statements P261-P301 + P310-P305 + P351 + P338
Personal Protective Equipment dust mask type N95 (US);Eyeshields;Faceshields;Gloves
RIDADR 2811.0
Hazard Class 6.1
HS Code 2933399090

 Customs

HS Code 2933399090
Summary 2933399090. other compounds containing an unfused pyridine ring (whether or not hydrogenated) in the structure. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

 Synonyms

4,4'-(e)-diazene-1,2-diyldipyridine
4,4'-AZOBIS(PYRIDINE)
Azobis(4-pyridine)
4,4'-azobispyridine
1,2-di(pyridin-4-yl)diazene
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