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ChemicalBook >> CAS DataBase List >> 5-Methyl-3(2H)-pyridazinone

5-Methyl-3(2H)-pyridazinone

5-Methyl-3(2H)-pyridazinone price.
  • $9 - $1751
  • Product name: 5-Methyl-3(2H)-pyridazinone
  • CAS: 54709-94-3
  • MF: C5H6N2O
  • MW: 110.11
  • EINECS:
  • MDL Number:MFCD09743644
  • Synonyms:5-Methyl-3(2H)-pyridazinone;5-Methyl-2H-pyridazin-3-one;5-methylpyridazin-3(2H)-one;Nsc300284;3-Methyl-5,6-diaza-2,4-cyclohexadien-1-one;5-Methylpyrazinone;5-Methylpyridazin-3-ol;5-Methyl-1,2-dihydropyriMidin-2-one
Price63 Properties Safety Information Description
63 prices
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Brand
  • aablocks
  • ACHEMBLOCK
  • Activate Scientific
  • AHH
  • AK Scientific
  • Alichem
  • Ambeed
  • Apolloscientific
  • Atlantic Research Chemicals
  • ChemBridge Corporation
  • Chemenu
  • Crysdot
  • JR MediChem
  • Matrix Scientific
  • SynQuest Laboratories
  • Synthonix
  • TRC
Package
  • 100mg
  • 250mg
  • 1g
  • 5g
  • 10.00g
  • 10g
  • 25g
  • 25.00g
  • 100.00g
  • 100G
  • 500g
  • 1gm:
  • Manufactureraablocks
  • Product numberAA003MSO
  • Product description5-Methylpyridazin-3(2H)-one ≥98%
  • Packaging1g
  • Price$10
  • Updated2026-05-28
  • Buy
  • Manufactureraablocks
  • Product numberAA003MSO
  • Product description5-Methylpyridazin-3(2H)-one 97%
  • Packaging5g
  • Price$23
  • Updated2026-05-28
  • Buy
  • Manufactureraablocks
  • Product numberAA003MSO
  • Product description5-Methylpyridazin-3(2H)-one 97%
  • Packaging10g
  • Price$34
  • Updated2026-05-28
  • Buy
  • Manufactureraablocks
  • Product numberAA003MSO
  • Product description5-Methylpyridazin-3(2H)-one 97%
  • Packaging25g
  • Price$79
  • Updated2026-05-28
  • Buy
  • ManufacturerACHEMBLOCK
  • Product numberQ55625
  • Product description5-methylpyridazin-3(2H)-one 97%
  • Packaging100G
  • Price$380
  • Updated2026-05-27
  • Buy
  • ManufacturerActivate Scientific
  • Product numberAS136311
  • Product description5-Methylpyridazin-3(2H)-one 98%
  • Packaging100g
  • Price$742
  • Updated2026-06-04
  • Buy
  • ManufacturerActivate Scientific
  • Product numberAS15199
  • Product description3-Hydroxy-5-methyl-pyridazine 97%
  • Packaging5g
  • Price$354
  • Updated2026-06-04
  • Buy
  • ManufacturerActivate Scientific
  • Product numberAS136311
  • Product description5-Methylpyridazin-3(2H)-one 98%
  • Packaging5g
  • Price$66
  • Updated2026-06-04
  • Buy
  • ManufacturerActivate Scientific
  • Product numberAS15199
  • Product description3-Hydroxy-5-methyl-pyridazine 97%
  • Packaging1g
  • Price$88
  • Updated2026-06-04
  • Buy
  • ManufacturerActivate Scientific
  • Product numberAS136311
  • Product description5-Methylpyridazin-3(2H)-one 98%
  • Packaging25g
  • Price$199
  • Updated2026-06-04
  • Buy
  • ManufacturerActivate Scientific
  • Product numberAS136311
  • Product description5-Methylpyridazin-3(2H)-one 98%
  • Packaging1g
  • Price$23
  • Updated2026-06-04
  • Buy
  • ManufacturerAHH
  • Product numberMB-19545
  • Product description5-methylpyridazin-3(2H)-one 97%
  • Packaging1g
  • Price$215
  • Updated2021-12-16
  • Buy
  • ManufacturerAHH
  • Product numberMB-19545
  • Product description5-methylpyridazin-3(2H)-one 97%
  • Packaging1g
  • Price$215
  • Updated2026-05-26
  • Buy
  • ManufacturerAK Scientific
  • Product numberX0380
  • Product description5-Methyl-3(2H)-pyridazinone 98%
  • Packaging25g
  • Price$274
  • Updated2026-06-04
  • Buy
  • ManufacturerAK Scientific
  • Product numberX0380
  • Product description5-Methyl-3(2H)-pyridazinone
  • Packaging25g
  • Price$369
  • Updated2021-12-16
  • Buy
  • ManufacturerAK Scientific
  • Product numberJ98877
  • Product description5-Methyl-3(2H)-pyridazinone
  • Packaging100g
  • Price$840
  • Updated2021-12-16
  • Buy
Manufacturer Product number Product description Packaging Price Updated Buy
aablocks AA003MSO 5-Methylpyridazin-3(2H)-one ≥98% 1g $10 2026-05-28 Buy
aablocks AA003MSO 5-Methylpyridazin-3(2H)-one 97% 5g $23 2026-05-28 Buy
aablocks AA003MSO 5-Methylpyridazin-3(2H)-one 97% 10g $34 2026-05-28 Buy
aablocks AA003MSO 5-Methylpyridazin-3(2H)-one 97% 25g $79 2026-05-28 Buy
ACHEMBLOCK Q55625 5-methylpyridazin-3(2H)-one 97% 100G $380 2026-05-27 Buy
Activate Scientific AS136311 5-Methylpyridazin-3(2H)-one 98% 100g $742 2026-06-04 Buy
Activate Scientific AS15199 3-Hydroxy-5-methyl-pyridazine 97% 5g $354 2026-06-04 Buy
Activate Scientific AS136311 5-Methylpyridazin-3(2H)-one 98% 5g $66 2026-06-04 Buy
Activate Scientific AS15199 3-Hydroxy-5-methyl-pyridazine 97% 1g $88 2026-06-04 Buy
Activate Scientific AS136311 5-Methylpyridazin-3(2H)-one 98% 25g $199 2026-06-04 Buy
Activate Scientific AS136311 5-Methylpyridazin-3(2H)-one 98% 1g $23 2026-06-04 Buy
AHH MB-19545 5-methylpyridazin-3(2H)-one 97% 1g $215 2021-12-16 Buy
AHH MB-19545 5-methylpyridazin-3(2H)-one 97% 1g $215 2026-05-26 Buy
AK Scientific X0380 5-Methyl-3(2H)-pyridazinone 98% 25g $274 2026-06-04 Buy
AK Scientific X0380 5-Methyl-3(2H)-pyridazinone 25g $369 2021-12-16 Buy
AK Scientific J98877 5-Methyl-3(2H)-pyridazinone 100g $840 2021-12-16 Buy
Next Last

Properties

Melting point :151-153 °C
Density :1.22±0.1 g/cm3(Predicted)
storage temp. :2-8°C
pka :11.50±0.40(Predicted)
Appearance :White to yellow Solid
InChI :InChI=1S/C5H6N2O/c1-4-2-5(8)7-6-3-4/h2-3H,1H3,(H,7,8)
InChIKey :MMDFKVYPOQFQHP-UHFFFAOYSA-N
SMILES :C1(=O)NN=CC(C)=C1

Safety Information

Symbol(GHS): Exclamation Mark (GHS07)
Signal word: Warning
Hazard statements:
Code Hazard statements Hazard class Category Signal word Pictogram P-Codes
H315 Causes skin irritation Skin corrosion/irritation Category 2 Warning P264, P280, P302+P352, P321,P332+P313, P362
H319 Causes serious eye irritation Serious eye damage/eye irritation Category 2A Warning P264, P280, P305+P351+P338,P337+P313P
H335 May cause respiratory irritation Specific target organ toxicity, single exposure;Respiratory tract irritation Category 3 Warning
Precautionary statements:
P261 Avoid breathing dust/fume/gas/mist/vapours/spray.
P305+P351+P338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.

Description

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career henan chemical co
5-Methyl-3(2H)-pyridazinone
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5-Methyl-3(2H)-pyridazinone CAS:54709-94-3
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5-Methyl-2H-pyridazin-3-one
5-Methyl-2H-pyridazin-3-one CAS:54709-94-3
Frapp's ChemicalNFTZ Co., Ltd.
Capot Chemical Co.,Ltd.
ATK CHEMICAL COMPANY LIMITED
Accela ChemBio Inc.
Alchem Pharmtech,Inc.
CONIER CHEM AND PHARMA LIMITED
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Neostar United (Changzhou) Industrial Co., Ltd.