1,5-Dimethyl-2-phenyl-1,2-dihydro-3H-pyrazol-3-one

Basic Information

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CAS Number

60-80-0

Molecular Formula

C11H12N2O

Molecular Weight

188.23 g/mol

Chemical Classification

Basic Chemical Raw Materials Organic Chemicals Carboxylic Acids

Basic Chemical Raw Materials Organic Chemicals Heterocyclic Compounds

Pharmaceutical Chemicals Pharmaceutical Intermediates Heterocyclic Intermediates

Fine Chemicals Dyes and Pigments Organic Dyes

Fine Chemicals Surfactants Anionic Surfactants

Basic Physical Properties

Physical State

Powder

Melting Point

109-111 °C

Boiling Point

319°C/174mmHg

Density

1,19 g/cm3

Water Solubility

1000 g/L (20 ºC)

Solubility

H2O: soluble1 gm in less than 1ml

Refractive Index

1.5850 (estimate)

SMILES

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Cc1cc(=O)n(c2ccccc2)n1C

InChI

InChI=1S/C11H12N2O/c1-9-8-11(14)13(12(9)2)10-6-4-3-5-7-10/h3-8H,1-2H3

InChIKey

VEQOALNAAJBPNY-UHFFFAOYSA-N

LogP

1.4844199999999999

Topological Polar Surface Area

26.93 Å²

Hydrogen Bond Donor/Acceptor

0 / 3

Complexity

267

Safety Information

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GHS Hazard Pictograms

H302

H315

H317

H319

H335

Hazard Statement

H302 Harmful if swallowed
Acute toxicity, oral

H315 Causes skin irritation
Skin corrosion/irritation

H317 May cause an allergic skin reaction
Sensitization, Skin

H319 Causes serious eye irritation
Serious eye damage/eye irritation

H335 May cause respiratory irritation
Specific target organ toxicity, single exposure; Respiratory tract irritation

Hazard Class

Class 6.1(b) Class 6.1(b)

Stability

Stable. Incompatible with ammonia, strong acids, alkalies, strong oxidizing agents, metallic salts, phenol.

Sensitiveness

light-sensitive

Toxicity

LD50 orally in rats: 1.8 g/kg (Hart)

Synonyms & References

English

Antipyrine
2,3-Dimethyl-1-phenyl-3-pyrazolin-5-one
Phenazone
antipyrin(R)
APYRETINE
Antipyrin
2,3-Dimethyl-1-phenyl-5-pyrazolone
Antipyrene
1,2-Dihydro-1,5-diMethyl-2-phenyl-3H-pyrazol-3-one
2,3-dimethyl-1-phenyl-5-oxo-2,5-dihydro-1H-pyrazole
Anodynin
Auralgan
Azophen
Azophene
Fenazon
Fenazone
Methozin
Parodyne
Phenazon
Phenyl diMethylpyrazolone
Phenylon
Sedatin
Analgesine
Anodynine
Antipirin
Phenozone
Phenylone
Pyrazophyl
Sedatine
Apirelina
Dimethyloxychinizin

MDL Number

MFCD00003146

Customs Code

2933110000

FAQ

What is 1,5-Dimethyl-2-phenyl-1,2-dihydro-3H-pyrazol-3-one (CAS: 60-80-0)?

1,5-Dimethyl-2-phenyl-1,2-dihydro-3H-pyrazol-3-one (CAS: 60-80-0) is a heterocyclic compound containing a pyrazole ring. It has the chemical formula C9H12N2O and is known for its stability under normal conditions. This compound is often used as an intermediate in the synthesis of various pharmaceuticals and organic chemicals due to its reactivity and structural versatility.

What are the main uses of 1,5-Dimethyl-2-phenyl-1,2-dihydro-3H-pyrazol-3-one (CAS: 60-80-0)?

1,5-Dimethyl-2-phenyl-1,2-dihydro-3H-pyrazol-3-one (CAS: 60-80-0) is primarily used in pharmaceutical research for the development of drugs targeting neurological and metabolic disorders. It also serves as a key intermediate in the production of agrochemicals, dyes, and other fine chemicals. Its applications are broad, making it a valuable compound in chemical synthesis and material science.

Is 1,5-Dimethyl-2-phenyl-1,2-dihydro-3H-pyrazol-3-one (CAS: 60-80-0) safe?

1,5-Dimethyl-2-phenyl-1,2-dihydro-3H-pyrazol-3-one (CAS: 60-80-0) is generally considered safe when handled properly. However, it should be used with caution, as it may cause irritation to the skin and eyes. Safety measures include wearing protective gloves, goggles, and a lab coat, and working in a well-ventilated area. It is important to follow standard chemical safety protocols to minimize risks.

How should 1,5-Dimethyl-2-phenyl-1,2-dihydro-3H-pyrazol-3-one (CAS: 60-80-0) be stored?

1,5-Dimethyl-2-phenyl-1,2-dihydro-3H-pyrazol-3-one (CAS: 60-80-0) should be stored in a cool, dry, and dark place, away from moisture and incompatible substances. It is best kept in a sealed container at a temperature below 25°C. Proper storage ensures its stability and extends its shelf life for use in research or industrial applications.