3,6-Diiodopyridazine

Modify Date: 2025-08-25 12:40:49

3,6-Diiodopyridazine Structure
3,6-Diiodopyridazine structure
Common Name 3,6-Diiodopyridazine
CAS Number 20698-04-8 Molecular Weight 331.881
Density 2.8±0.1 g/cm3 Boiling Point 382.2±22.0 °C at 760 mmHg
Molecular Formula C4H2I2N2 Melting Point 170-172ºC
MSDS Chinese USA Flash Point 184.9±22.3 °C

 Names

Name 3,6-Diiodopyridazine
Synonym More Synonyms

 Chemical & Physical Properties

Density 2.8±0.1 g/cm3
Boiling Point 382.2±22.0 °C at 760 mmHg
Melting Point 170-172ºC
Molecular Formula C4H2I2N2
Molecular Weight 331.881
Flash Point 184.9±22.3 °C
Exact Mass 331.830719
PSA 25.78000
LogP 1.67
Vapour Pressure 0.0±0.8 mmHg at 25°C
Index of Refraction 1.737
Storage condition 2-8°C

 Safety Information

Hazard Codes Xn
Risk Phrases 22-37/38-41
Safety Phrases 26-36/37/39
HS Code 2933990090

 Synthetic Route

~87%

3,6-Diiodopyridazine Structure

3,6-Diiodopyridazine

CAS#:20698-04-8

Literature: BOEHRINGER INGELHEIM INTERNATIONAL GMBH; BOEHRINGER INGELHEIM PHARMA GMBH and CO. KG Patent: WO2007/48802 A1, 2007 ; Location in patent: Page/Page column 91 ;

 Precursor & DownStream

Precursor  1

DownStream  1

 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

3,6-Diiodopyridazine
diiodopyridazine
3,6-diiodo-pyridazine
Pyridazine,3,6-diiodo
Pyridazine, 3,6-diiodo-
3,6-Diiodpyridazin
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