CAS 4551-69-3|2-Pyrazolin-5-one, 4-benzoyl-3-methyl-1-phenyl-

Introduction：Basic information about CAS 4551-69-3|2-Pyrazolin-5-one, 4-benzoyl-3-methyl-1-phenyl-, including its chemical name, molecular formula, synonyms, physicochemical properties, and safety information, etc.

Table of Contents

1. Names
2. Chemical & Physical Properties
3. Safety Information
4. Customs
5. Synonyms

Common Name	2-Pyrazolin-5-one, 4-benzoyl-3-methyl-1-phenyl-
CAS Number	4551-69-3	Molecular Weight	278.305
Density	1.2±0.1 g/cm3	Boiling Point	415.2±55.0 °C at 760 mmHg
Molecular Formula	C₁₇H₁₄N₂O₂	Melting Point	90-92 °C(lit.)
MSDS	/	Flash Point	204.9±31.5 °C

Names

Name	4-Benzoyl-3-Methyl-1-Phenyl-5-Pyrazolinone
Synonym	More Synonyms

Chemical & Physical Properties

Density	1.2±0.1 g/cm3
Boiling Point	415.2±55.0 °C at 760 mmHg
Melting Point	90-92 °C(lit.)
Molecular Formula	C₁₇H₁₄N₂O₂
Molecular Weight	278.305
Flash Point	204.9±31.5 °C
Exact Mass	278.105530
PSA	49.74000
LogP	3.10
Vapour Pressure	0.0±1.0 mmHg at 25°C
Index of Refraction	1.630
InChIKey	JDOLPAMOKSAEMD-UHFFFAOYSA-N
SMILES	CC1=NN(c2ccccc2)C(=O)C1C(=O)c1ccccc1

Safety Information

Hazard Codes	Xi
Safety Phrases	S24/25
WGK Germany	3
HS Code	2933199090

Customs

HS Code	2933199090
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%

Synonyms

4-benzoyl-5-methyl-2-phenyl-4H-pyrazol-3-one

EINECS 224-918-8

2-Pyrazolin-5-one, 4-benzoyl-3-methyl-1-phenyl-

3H-Pyrazol-3-one, 4-benzoyl-1,2-dihydro-5-methyl-2-phenyl-

4-Benzoyl-5-methyl-2-phenyl-2,4-dihydro-3H-pyrazol-3-one

4-Benzoyl-5-methyl-2-phenyl-2,4-dihydro-pyrazol-3-one

4-Benzoyl-5-methyl-2-phenyl-1,2-dihydro-3H-pyrazol-3-one

4-Benzoyl-3-methyl-1-phenyl-5-pyrazolone

1-Phenyl-3-methyl-4-benzoyl-2-pyrazolin-5-one

3H-Pyrazol-3-one, 4-benzoyl-2,4-dihydro-5-methyl-2-phenyl-

4-BENZOYL-3-METHYL-1-PHENYL-5-PYRAZOLINONE

4-Benzoyl-3-methyl-1-phenyl-2-pyrazolin-5-one

MFCD00003136

4-Benzoyl-5-methyl-2-phenyl-1H-pyrazol-3(2H)-one

1-phenyl-3-methyl-4-benzoylpyrazol-5-one

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