4-Methylpyridazin-3-ol

Modify Date: 2024-01-10 19:39:35

4-Methylpyridazin-3-ol Structure
4-Methylpyridazin-3-ol structure
Common Name 4-Methylpyridazin-3-ol
CAS Number 33471-40-8 Molecular Weight 110.114
Density 1.2±0.1 g/cm3 Boiling Point N/A
Molecular Formula C5H6N2O Melting Point 151-153°C
MSDS N/A Flash Point N/A

 Names

Name 4-Methyl-2H-pyridazin-3-one
Synonym More Synonyms

 Chemical & Physical Properties

Density 1.2±0.1 g/cm3
Melting Point 151-153°C
Molecular Formula C5H6N2O
Molecular Weight 110.114
Exact Mass 110.048012
PSA 46.01000
LogP -0.07
Index of Refraction 1.577

 Safety Information

Hazard Codes Xi
HS Code 2933990090

 Synthetic Route

~47%

4-Methylpyridazin-3-ol Structure

4-Methylpyridaz...

CAS#:33471-40-8

Literature: MERCK SHARP and DOHME LIMITED Patent: WO2004/74290 A1, 2004 ; Location in patent: Page 78-79 ; WO 2004/074290 A1

~89%

4-Methylpyridazin-3-ol Structure

4-Methylpyridaz...

CAS#:33471-40-8

Literature: Donohoe, Timothy J.; Fishlock, Lisa P.; Basutto, Jose A.; Bower, John F.; Procopiou, Panayiotis A.; Thompson, Amber L. Chemical Communications, 2009 , # 21 p. 3008 - 3010

~79%

4-Methylpyridazin-3-ol Structure

4-Methylpyridaz...

CAS#:33471-40-8

Literature: McNab, Hamish Journal of the Chemical Society, Perkin Transactions 1: Organic and Bio-Organic Chemistry (1972-1999), 1983 , p. 1203 - 1208

~%

4-Methylpyridazin-3-ol Structure

4-Methylpyridaz...

CAS#:33471-40-8

Literature: Journal of Medicinal Chemistry, , vol. 30, # 2 p. 239 - 249

~%

4-Methylpyridazin-3-ol Structure

4-Methylpyridaz...

CAS#:33471-40-8

Literature: Journal of Medicinal Chemistry, , vol. 30, # 2 p. 239 - 249

~%

4-Methylpyridazin-3-ol Structure

4-Methylpyridaz...

CAS#:33471-40-8

Literature: Journal of the American Chemical Society, , vol. 78, p. 407,408

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4-Methylpyridazin-3-ol Structure

4-Methylpyridaz...

CAS#:33471-40-8

Literature: Bulletin de la Societe Chimique de France, , vol. 2, # 3-4 p. 129 - 132

 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

5-methyl-1H-pyridazin-6-one
3(2H)-Pyridazinone, 4-methyl-
3-pyridazinol, 4-methyl-
4-Methyl-3(2H)-pyridazinone
4-Methylpyridazin-3(2H)-one
4-Methylpyridazin-3-ol
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