6-Chloro-2-Methyl-2H-pyridazin-3-one

Modify Date: 2025-09-10 10:57:19

6-Chloro-2-Methyl-2H-pyridazin-3-one Structure
6-Chloro-2-Methyl-2H-pyridazin-3-one structure
Common Name 6-Chloro-2-Methyl-2H-pyridazin-3-one
CAS Number 10071-38-2 Molecular Weight 144.55900
Density 1.37 g/cm3 Boiling Point 210.7 °C at 760 mmHg
Molecular Formula C5H5ClN2O Melting Point 92-94 °C
MSDS N/A Flash Point N/A

 Names

Name 6-chloro-2-methylpyridazin-3-one
Synonym More Synonyms

 Chemical & Physical Properties

Density 1.37 g/cm3
Boiling Point 210.7 °C at 760 mmHg
Melting Point 92-94 °C
Molecular Formula C5H5ClN2O
Molecular Weight 144.55900
Exact Mass 144.00900
PSA 34.89000
LogP 0.43370

 Safety Information

Hazard Codes Xi
HS Code 2933990090

 Synthetic Route

~87%

6-Chloro-2-Methyl-2H-pyridazin-3-one Structure

6-Chloro-2-Meth...

CAS#:10071-38-2

Literature: PIERRE FABRE MEDICAMENT; DUPONT-PASSELAIGUE, Elisabeth; MIALHE, Samuel; RIEU, Jean-Pierre; JUNQUERO, Didier; VALEILLE, Karine Patent: WO2011/15629 A1, 2011 ; Location in patent: Page/Page column 68; 69 ; WO 2011/015629 A1

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6-Chloro-2-Methyl-2H-pyridazin-3-one Structure

6-Chloro-2-Meth...

CAS#:10071-38-2

Literature: Eichenberger et al. Helvetica Chimica Acta, 1954 , vol. 37, p. 837,848

 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

6-Chlor-2-methyl-2H-pyridazin-3-on
3-Chlor-1,6-dihydro-1-methyl-6-oxo-pyridazin
6-chloro-2-methyl-2H-pyridazin-3-one
3-chloro-1-methyl-6-pyridazinone
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