4,5-Dibromopyridazin-3-one

Modify Date: 2024-01-02 16:04:02

4,5-Dibromopyridazin-3-one Structure
4,5-Dibromopyridazin-3-one structure
Common Name 4,5-Dibromopyridazin-3-one
CAS Number 5788-58-9 Molecular Weight 253.880
Density 2.5±0.1 g/cm3 Boiling Point 365.6ºC at 760mmHg
Molecular Formula C4H2Br2N2O Melting Point 231-233°C
MSDS N/A Flash Point N/A

 Names

Name 4,5-Dibromopyridazin-3-One
Synonym More Synonyms

 Chemical & Physical Properties

Density 2.5±0.1 g/cm3
Boiling Point 365.6ºC at 760mmHg
Melting Point 231-233°C
Molecular Formula C4H2Br2N2O
Molecular Weight 253.880
Exact Mass 251.853378
PSA 45.75000
LogP 0.23
Index of Refraction 1.744

 Safety Information

Hazard Codes Xi
Risk Phrases R36/37/38
Safety Phrases S26-S36
HS Code 2933990090

 Synthetic Route

~90%

4,5-Dibromopyridazin-3-one Structure

4,5-Dibromopyri...

CAS#:5788-58-9

Literature: Humphries, Paul S.; Oliver, Robert M. Tetrahedron Letters, 2009 , vol. 50, # 22 p. 2682 - 2684

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4,5-Dibromopyridazin-3-one Structure

4,5-Dibromopyri...

CAS#:5788-58-9

Literature: Synlett, , # 8 p. 1113 - 1116

 Customs

HS Code 2933990090
Summary 2933990090. heterocyclic compounds with nitrogen hetero-atom(s) only. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

 Synonyms

4,5-Dibromo-3(2H)-pyridazinone
4,5-dibromo-1H-pyridazin-6-one
3(2H)-Pyridazinone, 4,5-dibromo-
MFCD00023641
4,5-dibromopyridazin-3(2H)-one
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