3,5-Dibromo-2H-pyran-2-one

Modify Date: 2024-04-05 16:28:01

3,5-Dibromo-2H-pyran-2-one Structure
3,5-Dibromo-2H-pyran-2-one structure
Common Name 3,5-Dibromo-2H-pyran-2-one
CAS Number 19978-41-7 Molecular Weight 253.87600
Density 2.411g/cm3 Boiling Point 230.2ºC at 760 mmHg
Molecular Formula C5H2Br2O2 Melting Point N/A
MSDS N/A Flash Point 93ºC

 Names

Name 3,5-Dibromo-2H-pyran-2-one
Synonym More Synonyms

 Chemical & Physical Properties

Density 2.411g/cm3
Boiling Point 230.2ºC at 760 mmHg
Molecular Formula C5H2Br2O2
Molecular Weight 253.87600
Flash Point 93ºC
Exact Mass 251.84200
PSA 30.21000
LogP 2.16480
Vapour Pressure 0.0667mmHg at 25°C
Index of Refraction 1.675

 Safety Information

HS Code 2932999099

 Customs

HS Code 2932999099
Summary 2932999099. other heterocyclic compounds with oxygen hetero-atom(s) only. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

 Synonyms

3,5-dibromopyran-2-one
2,5-dibromo-2,4-dinitrothiophene
2,5-dibromo-3,4-dinitrothiophen
3,5-dibromo-2-pyrone
2,5-Dibromo-3,4-dinitro-thiophene
2,5-dibromo-2-pyrone
2,5-Dibrom-3,4-dinitro-thiophen