2-CHLOROMETHYL-4,5-DICHLOROPYRIDAZIN-3(2H)-ONE

Product Name: 2-CHLOROMETHYL-4,5-DICHLOROPYRIDAZIN-3(2H)-ONE
CAS No.: 51356-03-7
Chemical Name: 2-CHLOROMETHYL-4,5-DICHLOROPYRIDAZIN-3(2H)-ONE
Synonyms: 4,5-dichloro-2-(chloromethyl)pyridazin-3-one;2-CHLOROMETHYL-4,5-DICHLOROPYRIDAZIN-3(2H)-ONE;4,5-Dichloro-2-chloromethyl-2H-pyridazin-3-one;4,5-Dichloro-2-(chloromethyl)pyridazin-3(2H)-one;3(2H)-Pyridazinone, 4,5-dichloro-2-(chloromethyl)-
CBNumber: CB52463545
Molecular Formula: C5H3Cl3N2O
Formula Weight: 213.45
MOL File: 51356-03-7.mol

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2-CHLOROMETHYL-4,5-DICHLOROPYRIDAZIN-3(2H)-ONE Property

Melting point:: 69-70 °C(Solv: ethyl ether (60-29-7); hexane (110-54-3))
Boiling point:: 239.8±50.0 °C(Predicted)
Density: 1.70±0.1 g/cm3(Predicted)
pka: -4?+-.0.20(Predicted)

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Hazard and Precautionary Statements (GHS)

Symbol(GHS)

Signal word

Danger

Hazard statements

H301Toxic if swalloed

H311Toxic in contact with skin

H331Toxic if inhaled

H341Suspected of causing genetic defects

Precautionary statements

P201Obtain special instructions before use.

P202Do not handle until all safety precautions have been read and understood.

P261Avoid breathing dust/fume/gas/mist/vapours/spray.

P264Wash hands thoroughly after handling.

P264Wash skin thouroughly after handling.

P270Do not eat, drink or smoke when using this product.

P271Use only outdoors or in a well-ventilated area.

P280Wear protective gloves/protective clothing/eye protection/face protection.

P302+P352IF ON SKIN: wash with plenty of soap and water.

P304+P340IF INHALED: Remove victim to fresh air and Keep at rest in a position comfortable for breathing.

P308+P313IF exposed or concerned: Get medical advice/attention.

P310Immediately call a POISON CENTER or doctor/physician.

P330Rinse mouth.

P361Remove/Take off immediately all contaminated clothing.

P403+P233Store in a well-ventilated place. Keep container tightly closed.

P405Store locked up.

P501Dispose of contents/container to..…

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N-Bromosuccinimide Price

Sigma-Aldrich

Product number: S233749
Product name: 4,5-DICHLORO-2-CHLOROMETHYL-2H-PYRIDAZIN-3-ONE
Purity: Aldrich<sup>CPR</sup>
Packaging: 1 unit
Price: $30.7
Updated: 2025/07/31

Sigma-Aldrich

Product number: S233749
Product name: 4,5-DICHLORO-2-CHLOROMETHYL-2H-PYRIDAZIN-3-ONE
Purity: AldrichCPR
Packaging: 25MG
Price: $29.8
Updated: 2024/03/01

American Custom Chemicals Corporation

Product number: HCH0118628
Product name: 2-CHLOROMETHYL-4,5-DICHLOROPYRIDAZIN-3(2H)-ONE
Purity: 95.00%
Packaging: 5MG
Price: $499.99
Updated: 2021/12/16