1H-Pyrazole-4,5-dione, 1-(2-chlorophenyl)-3-methyl-, 4-[2-(4-dodecylphenyl)hydrazone]

1-(2-氯苯基)-3-甲基-4-[(4-十二烷基苯基)腙]-1H-吡唑-5(4H)-酮

Also known as: (4E)-2-(2-chlorophenyl)-4-[(4-dodecylphenyl)hydrazinylidene]-5-methylpyrazol-3-one, 1-(2-Chlorophenyl)-4-[2-(4-dodecylphenyl)hydrazono]-3-methyl-1H-pyrazole-5(4H)-one, 1H-Pyrazole-4,5-dione, 1-(2-chlorophenyl)-3-methyl-, 4-(4-dodecylphenyl)hydrazone, 1H-Pyrazole-4,5-dione, 1-(2-chlorophenyl)-3-methyl-, 4-[2-(4-dodecylphenyl)hydrazone], C.I. Solvent Yellow 143, EINECS 269-455-2

1H-Pyrazole-4,5-dione, 1-(2-chlorophenyl)-3-methyl-, 4-[2-(4-dodecylphenyl)hydrazone] (CAS 68239-62-3) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C28H37ClN4O and a molecular weight of 481.07300 g/mol. It is also known as (4E)-2-(2-chlorophenyl)-4-[(4-dodecylphenyl)hydrazinylidene]-5-methylpyrazol-3-one, 1-(2-Chlorophenyl)-4-[2-(4-dodecylphenyl)hydrazono]-3-methyl-1H-pyrazole-5(4H)-one and 1H-Pyrazole-4,5-dione, 1-(2-chlorophenyl)-3-methyl-, 4-(4-dodecylphenyl)hydrazone. Key properties include a boiling point of 569.341ºC at 760 mmHg, a density of 1.126g/cm3 and a flash point of 298.127ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.

68239-62-3

Jingsj CID

J-1311407-7

Molecular Formula

C₂₈H₃₇ClN₄O

Chinese Name

1-(2-氯苯基)-3-甲基-4-[(4-十二烷基苯基)腙]-1H-吡唑-5(4H)-酮

Molecular Weight

481.07300 g/mol

Category

Pharma Intermediates

Last updated

8/21/2026