4,7-Dichlorothieno[2,3-d]pyridazine

Modify Date: 2024-01-12 23:04:36

4,7-Dichlorothieno[2,3-d]pyridazine Structure
4,7-Dichlorothieno[2,3-d]pyridazine structure
Common Name 4,7-Dichlorothieno[2,3-d]pyridazine
CAS Number 699-89-8 Molecular Weight 205.064
Density 1.7±0.1 g/cm3 Boiling Point 409.6±40.0 °C at 760 mmHg
Molecular Formula C6H2Cl2N2S Melting Point N/A
MSDS N/A Flash Point 201.5±27.3 °C

 Names

Name 4,7-Dichlorothieno[2,3-d]pyridazine
Synonym More Synonyms

 Chemical & Physical Properties

Density 1.7±0.1 g/cm3
Boiling Point 409.6±40.0 °C at 760 mmHg
Molecular Formula C6H2Cl2N2S
Molecular Weight 205.064
Flash Point 201.5±27.3 °C
Exact Mass 203.931580
PSA 54.02000
LogP 2.96
Vapour Pressure 0.0±0.9 mmHg at 25°C
Index of Refraction 1.715
Storage condition 2-8°C

 Safety Information

Hazard Codes Xi
HS Code 2934999090

 Synthetic Route

~49%

4,7-Dichlorothieno[2,3-d]pyridazine Structure

4,7-Dichlorothi...

CAS#:699-89-8

Literature: Bayer Pharmaceuticals Corporation Patent: US6689883 B1, 2004 ; Location in patent: Page column 50 ;

~48%

4,7-Dichlorothieno[2,3-d]pyridazine Structure

4,7-Dichlorothi...

CAS#:699-89-8

Literature: BAYER CORPORATION Patent: EP1228063 B1, 2009 ; Location in patent: Page/Page column 37 ;

~%

4,7-Dichlorothieno[2,3-d]pyridazine Structure

4,7-Dichlorothi...

CAS#:699-89-8

Literature: Comptes Rendus Hebdomadaires des Seances de l'Academie des Sciences, , vol. 259, p. 4726 - 4728

 Customs

HS Code 2934999090
Summary 2934999090. other heterocyclic compounds. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

 Synonyms

4,7-Dichlorothieno[2,3-d]pyridazine
4,7-dichloro-thieno[2,3-d]pyridazine
Thieno[2,3-d]pyridazine, 4,7-dichloro-
1,4-Dichlor-thieno<2,3-d>pyridazin
QC-5853