4-CHLORO-5-(1-METHYLHYDRAZINO)-2-PHENYL-2,3-DIHYDROPYRIDAZIN-3-ONE

Base Information

• Chemical Name: 4-CHLORO-5-(1-METHYLHYDRAZINO)-2-PHENYL-2,3-DIHYDROPYRIDAZIN-3-ONE
• CAS No.: 41932-99-4
• Molecular Formula: C11H11 Cl N4 O
• Molecular Weight: 250.68
• Hs Code.: 2933990090
• Mol file: 41932-99-4.mol

Synonyms:3(2H)-Pyridazinone,4-chloro-5-(1-methylhydrazino)-2-phenyl- (9CI);NSC 657730;

Chemical Property of 4-CHLORO-5-(1-METHYLHYDRAZINO)-2-PHENYL-2,3-DIHYDROPYRIDAZIN-3-ONE

Chemical Property:

• Vapor Pressure: 4.04E-05mmHg at 25°C
• Melting Point: 127℃
• Refractive Index: 1.651
• Boiling Point: 351.7°C at 760 mmHg
• Flash Point: 166.5°C
• PSA: 64.15000
• Density: 1.38g/cm³
• LogP: 1.89610

Purity/Quality:

85.0-99.8% ^*data from raw suppliers

4-CHLORO-5-(1-METHYLHYDRAZINO)-2-PHENYL-2,3-DIHYDROPYRIDAZIN-3-ONE 95.00% ^*data from reagent suppliers

Safty Information:

• Pictogram(s): R36/37/38:Irritating to eyes, respiratory system and skin.
• Hazard Codes: Xi:Irritant
• Statements: R36/37/38:Irritating to eyes, respiratory system and skin.
• Safety Statements: S26:In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.; S37/39:Wear suitable g

MSDS Files:

SDS file from LookChem

Useful:

Technology Process of 4-CHLORO-5-(1-METHYLHYDRAZINO)-2-PHENYL-2,3-DIHYDROPYRIDAZIN-3-ONE

There total 2 articles about 4-CHLORO-5-(1-METHYLHYDRAZINO)-2-PHENYL-2,3-DIHYDROPYRIDAZIN-3-ONE which guide to synthetic route it. The literature collected by LookChem mainly comes from the sharing of users and the free literature resources found by Internet computing technology. We keep the original model of the professional version of literature to make it easier and faster for users to retrieve and use. At the same time, we analyze and calculate the most feasible synthesis route with the highest yield for your reference as below:

synthetic route:

Reference yield: 61.0%

4,5-dichloro-1-phenylpyridazin-6-one (1698-53-9) + methylhydrazine (60-34-4) → 4-chloro-5-(1-methylhydrazino)-2-phenyl-3(2H)-pyridazinone (41932-99-4)

Guidance literature:

In methanol; for 6h; Ambient temperature;

Reference yield:

→ 4-chloro-5-(1-methylhydrazino)-2-phenyl-3(2H)-pyridazinone (41932-99-4)

Guidance literature:

4,5-Dichlor-2-phenyl-pyridazin-3(2H)-on, Methylhydrazin;

Reference yield: 69.0%

ethyl Bromopyruvate (70-23-5) + 4-chloro-5-(1-methylhydrazino)-2-phenyl-3(2H)-pyridazinone (41932-99-4) → 3-Bromo-2-[(5-chloro-6-oxo-1-phenyl-1,6-dihydro-pyridazin-4-yl)-methyl-hydrazono]-propionic acid ethyl ester

Guidance literature:

In ethanol; for 18h; Ambient temperature;

upstream raw materials:

4,5-dichloro-1-phenylpyridazin-6-one

methylhydrazine

Downstream raw materials:

3-(2,2-Dimethoxy-ethylamino)-1-methyl-6-phenyl-1H,6H-pyridazino[4,5-e][1,3,4]thiadiazin-5-one

5-(N-Methyl-hydrazino)-2-phenyl-2H-pyridazin-3-one

1-Methyl-5-phenyl-1,5-dihydro-pyrazolo[3,4-d]pyridazin-4-one

Acetic acid N'-methyl-N'-(6-oxo-1-phenyl-1,6-dihydro-pyridazin-4-yl)-hydrazide

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