3,3-Diphenyl-3H-naphtho[2,1-b]pyran

3,3-二苯基-3H-萘并[2,1-b]吡喃

Also known as: 3,3-Diphenyl-3H-benzo[f]chromene, 3,3-Diphenyl-3H-benzo[f][1]benzopyran, 2,2-Diphenyl-5,6-benzo(2H)chromene, 3,3-Diphenyl-3H-naphtho[2,1-b]pyran, 3,3-Diphenylbenzo[f]chromene

CAS No.
4222-20-2
Jingsj CID
J-1285-6
Molecular Formula
C25H18O
Chinese Name
3,3-二苯基-3H-萘并[2,1-b]吡喃
Molecular Weight
334.410 g/mol
Category
Aromatic Hydrocarbons
Last updated
8/21/2026

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Physicochemical Properties

Melting Point160ºC
Boiling Point511.1±50.0 °C at 760 mmHg
Density1.2±0.1 g/cm3
Flash Point265.1±25.8 °C

Frequently Asked Questions

What is the CAS number of 3,3-Diphenyl-3H-naphtho[2,1-b]pyran?

4222-20-2

What are the molecular formula and molecular weight of 3,3-Diphenyl-3H-naphtho[2,1-b]pyran?

C25H18O, molecular weight 334.410 g/mol

Data compiled from public chemical databases and supplier catalogs; verify specifications with suppliers before purchase. · Last updated: 8/21/2026