Cas no 34347-81-4 (2-Methyl-5-phenyl-1H-pyrazol-3-one)

2-Methyl-5-phenyl-1H-pyrazol-3-one structure
34347-81-4 structure
Product Name:2-Methyl-5-phenyl-1H-pyrazol-3-one
CAS No:34347-81-4
MF:C10H10N2O
MW:174.199202060699
MDL:MFCD02379887
CID:54228
PubChem ID:2763504
Update Time:2025-04-18

2-Methyl-5-phenyl-1H-pyrazol-3-one Chemical and Physical Properties

Names and Identifiers

    • 1-Methyl-3-phenyl-1H-pyrazol-5-ol
    • 2,4-Dihydro-2-methyl-5-phenyl-3H-pyrazol-3-one
    • 2-methyl-5-phenyl-1H-pyrazol-3-one
    • 1-methyl-3-phenyl-3-pyrazolin-5-one
    • 2-methyl-5-phenyl-1,2-dihydro-3H-pyrazol-3-one
    • 2-methyl-5-phenylpyrazol-3-ol
    • methylphenylpyrazolol
    • INOLYMVSZFIBGA-UHFFFAOYSA-N
    • MFCD03001245
    • 1-methyl-3-phenylpyrazolin-5-one
    • DTXSID40901567
    • 1K-553S
    • AKOS005069850
    • D95484
    • 3H-Pyrazol-3-one, 1,2-dihydro-2-methyl-5-phenyl-
    • 34347-81-4
    • EN300-387729
    • AKOS000313033
    • SCHEMBL4309468
    • BB 0305520
    • SCHEMBL16667664
    • DTXSID50376989
    • 1-Methyl-3-phenyl-1H-pyrazol-5-ol, AldrichCPR
    • FT-0680122
    • NoName_699
    • F51897
    • 80030-92-8
    • CS-0061735
    • 2-Methyl-5-phenylpyrazol-3-one
    • 1H-Pyrazol-5-ol, 1-methyl-3-phenyl-
    • SY239377
    • MFCD02379887
    • 1-methyl-3-phenyl-pyrazol-5-one
    • STK350544
    • DA-20807
    • 2-Methyl-5-phenyl-1H-pyrazol-3-one
    • MDL: MFCD02379887
    • Inchi: 1S/C10H10N2O/c1-12-10(13)7-9(11-12)8-5-3-2-4-6-8/h2-7,11H,1H3
    • InChI Key: INOLYMVSZFIBGA-UHFFFAOYSA-N
    • SMILES: O=C1C=C(C2C=CC=CC=2)NN1C

Computed Properties

  • Exact Mass: 174.07900
  • Monoisotopic Mass: 174.079313
  • Isotope Atom Count: 0
  • Hydrogen Bond Donor Count: 1
  • Hydrogen Bond Acceptor Count: 3
  • Heavy Atom Count: 13
  • Rotatable Bond Count: 1
  • Complexity: 241
  • Covalently-Bonded Unit Count: 1
  • Defined Atom Stereocenter Count: 0
  • Undefined Atom Stereocenter Count : 0
  • Defined Bond Stereocenter Count: 0
  • Undefined Bond Stereocenter Count: 0
  • Topological Polar Surface Area: 32.3
  • XLogP3: 1.6

Experimental Properties

  • Density: 1.178
  • Melting Point: 213-215°C
  • Boiling Point: 294.4°Cat760mmHg
  • Flash Point: 131.9°C
  • Refractive Index: 1.606
  • PSA: 32.67000
  • LogP: 0.62630

2-Methyl-5-phenyl-1H-pyrazol-3-one Security Information

  • Hazard Category Code: 22
  • Hazardous Material Identification: Xn
  • HazardClass:IRRITANT

2-Methyl-5-phenyl-1H-pyrazol-3-one Customs Data

  • HS CODE:2933199090
  • Customs Data:

    China Customs Code:

    2933199090

    Overview:

    2933199090. Other structurally non fused pyrazole ring compounds. VAT:17.0%. Tax refund rate:13.0%. Regulatory conditions:nothing. MFN tariff:6.5%. general tariff:20.0%

    Declaration elements:

    Product Name, component content, use to, Please indicate the appearance of Urotropine, 6- caprolactam please indicate the appearance, Signing date

    Summary:

    2933199090. other compounds containing an unfused pyrazole ring (whether or not hydrogenated) in the structure. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

2-Methyl-5-phenyl-1H-pyrazol-3-one Pricemore >>

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Apollo Scientific
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Apollo Scientific
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