1,4-Dichloropyrido[4,3-d]pyridazine

Modify Date: 2025-08-20 19:11:54

1,4-Dichloropyrido[4,3-d]pyridazine Structure
1,4-Dichloropyrido[4,3-d]pyridazine structure
 Common Name 1,4-Dichloropyrido[4,3-d]pyridazine
CAS Number 14490-19-8 Molecular Weight 200.025
Density 1.6±0.1 g/cm3 Boiling Point 440.8±40.0 °C at 760 mmHg
Molecular Formula C7H3Cl2N3 Melting Point N/A
MSDS N/A Flash Point 252.9±12.9 °C

 Names

Name 1,4-Dichloropyrido[4,3-d]pyridazine
Synonym More Synonyms

 Chemical & Physical Properties

Density 1.6±0.1 g/cm3
Boiling Point 440.8±40.0 °C at 760 mmHg
Molecular Formula C7H3Cl2N3
Molecular Weight 200.025
Flash Point 252.9±12.9 °C
Exact Mass 198.970398
PSA 38.67000
LogP 0.64
Vapour Pressure 0.0±1.0 mmHg at 25°C
Index of Refraction 1.682
Storage condition 2-8°C

 Safety Information

Hazard Codes Xi
HS Code 2933990090

 Synthetic Route

2,3-dihydropyrido[3,4-d]pyridazine-1,4-dione structure

2,3-dihydropyri...

CAS#:31384-08-4

~64%

1,4-Dichloropyrido[4,3-d]pyridazine Structure

1,4-Dichloropyr...

CAS#:14490-19-8

Literature: Kaizerman, Jacob A.; Aaron, Wade; An, Songzhu; Austin, Richard; Brown, Matt; Chong, Angela; Huang, Tom; Hungate, Randall; Jiang, Ben; Johnson, Michael G.; Lee, Gary; Lucas, Brian S.; Orf, Jessica; Rong, Minqing; Toteva, Maria M.; Wickramasinghe, Dineli; Xu, Guifen; Ye, Qiuping; Zhong, Wendy; McMinn, Dustin L. Bioorganic and Medicinal Chemistry Letters, 2010 , vol. 20, # 15 p. 4607 - 4610

 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

Pyrido[3,4-d]pyridazine, 1,4-dichloro-
1,4-dichloropyrido[3,4-d]pyridazine
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