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H27449 Methyl pyridazine-4-carboxylate, 96%

CAS Number
Pyridazine-4-carboxylic acid methyl ester

Stock No. Size Price ($) Quantity Availability
H27449-03 1g 93.20
H27449-06 5g 282.00
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Methyl pyridazine-4-carboxylate, 96%


Chemical Properties

Formula Weight
Melting point
Storage & Sensitivity
Ambient temperatures.
Slightly soluble in water.


It is used to produce 4-Pyridazincarbohydroxamsaeure by heating and requires a reagent hydroxylammoniumchloride and Na2CO3. Meanwhile, it needs solvent methanol.


Store away from oxidizing agents. Keep the container tightly closed and place it in a cool, dry and well ventilated condition.

Literature References

Rodolfo Nes, et al. Carbon-13 nuclear magnetic resonance study of a new ring-chain tautomerism of some pyridazine derivatives.Organic Magnetic Resonance.,1983,21(1), 42-45.

Yutao Jiang, et al. A charged aerosol detector/chemiluminescent nitrogen detector/liquid chromatography/mass spectrometry system for regular and fragment compound analysis in drug discovery.J. Chromatogr. A.,2015,141163-68.

GHS Hazard and Precautionary Statements

Hazard Statements: H315-H319-H335

Causes skin irritation. Causes serious eye irritation. May cause respiratory irritation.

Precautionary Statements: P261-P264b-P271-P280-P302+P352-P304+P340-P305+P351+P338-P312-P332+P313-P337+P313-P362-P501c

Avoid breathing dust/fume/gas/mist/vapours/spray. Wash face, hands and any exposed skin thoroughly after handling Use only outdoors or in a well-ventilated area. Wear protective gloves/protective clothing/eye protection/face protection. IF ON SKIN: Wash with plenty of soap and water. IF INHALED: Remove to fresh air and keep at rest in a position comfortable for breathing. IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. Call a POISON CENTER or doctor/physician if you feel unwell. If skin irritation occurs: Get medical advice/attention. If eye irritation persists: Take off contaminated clothing and wash before reuse. Dispose of contents/ container to an approved waste disposal plant

Other References

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