1-(4-Nitrophenyl)-3-pyrrolidino-2-pyrazolin-5-one

1-(4-硝基苯基)-3-(1-吡咯烷基)-5-吡唑酮

Also known as: 1-(4-NITROPHENYL)-3-PYRROLIDINO-2-PYRAZOLIN-5-ONE, 2,4-dihydro-2-(4-nitrophenyl)-5-(1-pyrrolidinyl)-3H-pyrazol-3-one, 1-(4-Nitrophenyl)-3-(1-pyrrolidino)-5-pyrazolone, 1-(4-nitrophenyl)-3-pyrrolidine-2-pyrazoline-5-one, 1-(P-Nitrophenyl)-3-(1-Pyrrolidino)-5-Pyrazolone, 1-(4-NITRO-PHENYL)-3-PYRROLIDINO-PYRAZOLINE-5-ONE, 2,4-dihydro-2-(4-nitrophenyl)-5-(1-pyrrolidinyl)-3h-pyrazol-3-on

1-(4-Nitrophenyl)-3-pyrrolidino-2-pyrazolin-5-one (CAS 30818-17-8) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C13H14N4O3 and a molecular weight of 274.27500 g/mol. It is also known as 1-(4-NITROPHENYL)-3-PYRROLIDINO-2-PYRAZOLIN-5-ONE, 2,4-dihydro-2-(4-nitrophenyl)-5-(1-pyrrolidinyl)-3H-pyrazol-3-one and 1-(4-Nitrophenyl)-3-(1-pyrrolidino)-5-pyrazolone. Key properties include a melting point of 205-208 °C(lit.), a boiling point of 444.4ºC at 760 mmHg, a density of 1.47g/cm3 and a flash point of 222.6ºC. GHS signal word: Warning. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.

30818-17-8

Jingsj CID

J-34172-7

Molecular Formula

C₁₃H₁₄N₄O₃

Chinese Name

1-(4-硝基苯基)-3-(1-吡咯烷基)-5-吡唑酮

Molecular Weight

274.27500 g/mol

Category

Pharma Intermediates

Last updated

8/21/2026