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3-Methyl-1-phenyl-2-pyrazoline-5-one

CAS 89-25-8C10H10N2OChemical Synthesis

3-Methyl-1-phenyl-2-pyrazoline-5-one (CAS: 89-25-8; Formula: C10H10N2O) is a versatile organic compound with a molecular weight of 174.20 g/mol. This pale yellow crystalline powder serves as a crucial intermediate in chemical synthesis. Its primary applications include its use as a derivatisation reagent in analytical chemistry, particularly for HPLC, and in coupling reactions for dye synthesis. Supplied by Tech Serve Solutions.

IUPAC
5-Methyl-2-phenyl-2,4-dihydro-3H-pyrazol-3-one
Synonyms
5-Methyl-2-phenyl-2,4-dihydro-3H-pyrazol-3-one2-Phenyl-3-methyl-5-pyrazolonePhenylmethylpyrazolone
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3-Methyl-1-phenyl-2-pyrazoline-5-one (C10H10N2O) — chemical structure, CAS 89-25-8; Chemistry, fine chemical supplied by Tech Serve Solutions
Analytical ReagentsAnalytical/ChromatographyChemical SynthesisCouplingDerivatization ReagentsDerivatization Reagents HPLCOthersSynthetic ReagentsUV-VIS More...
01 /Applications

Derivatisation Reagent

This compound is utilised as a derivatisation reagent in analytical chemistry, especially for High-Performance Liquid Chromatography (HPLC) analysis. It facilitates the detection and quantification of various analytes.

Chemical Synthesis Intermediate

It functions as a valuable intermediate in the synthesis of more complex organic molecules. Its structure lends itself to various chemical transformations.

Coupling Agent in Dye Industry

3-Methyl-1-phenyl-2-pyrazoline-5-one is employed in coupling reactions within the dye manufacturing industry. It contributes to the creation of specific colourants.

Analytical Reagent

The compound finds application as a reagent in various analytical procedures, leveraging its chemical properties for detection and measurement.

02 /Properties
Molecular weight174.20
Empirical formulaC10H10N2O
Assay99%
Gradepurum
Boiling point287 °C/265 mmHg(lit.)
Melting point126-128 °C(lit.)
03 /Safety & handling
GHS hazard pictogram: Harmful / irritant (GHS07)
Harmful / irritant
Warning

Hazard statements

  • H302Harmful if swallowed
  • H315Causes skin irritation
  • H319Causes serious eye irritation
  • H335May cause respiratory irritation

Precautionary statements

  • P261Avoid breathing dust, fume, gas or vapours
  • P305IF IN EYES
Protective equipmentdust mask type N95 (US), Eyeshields, Gloves
Water hazard class (WGK, DE)1
Hazard codes (EU)Xi
Risk statements (R)36/37/38
Safety statements (S)26-36

Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.

04 /Identifiers & registry
CAS number
89-25-8
MDL number
MFCD00003138
PubChem substance
24885706
Beilstein registry
609575
05 /Quality & supply

Documentation

Every batch ships with a Certificate of Analysis covering assay, identity and purity; the grade is confirmed against your enquiry. Safety Data Sheets and technical data sheets are available on request.

Supply & logistics

Samples for technical evaluation; bulk MOQ by grade and packaging. In-stock material ships in 7–10 working days, worldwide, with full export documentation.

06 /Frequently asked questions

What is 3-Methyl-1-phenyl-2-pyrazoline-5-one used for?

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3-Methyl-1-phenyl-2-pyrazoline-5-one is used as a derivatisation reagent in analytical chemistry (especially HPLC), as a coupling agent in the dye industry, and as an intermediate in general chemical synthesis.

What is the CAS number and formula for 3-Methyl-1-phenyl-2-pyrazoline-5-one?

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The CAS number is 89-25-8 and the empirical formula is C10H10N2O.

What grade and purity does Tech Serve Solutions supply?

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Tech Serve Solutions supplies this product in 'purum' grade with an assay of 99%. We do not represent it as USP, BP, EP, or pharmacopoeia grade.

How should 3-Methyl-1-phenyl-2-pyrazoline-5-one be handled?

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Handle with appropriate personal protective equipment: dust mask type N95 (US), eyeshields, and gloves. Avoid breathing dust. Ensure adequate ventilation. This compound is classified as a Warning, causing skin and eye irritation and respiratory tract irritation (H315-H319-H335) and is harmful if swallowed (H302).

How is 3-Methyl-1-phenyl-2-pyrazoline-5-one packed and exported?

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This chemical is carefully packed according to international shipping regulations and exported globally by Tech Serve Solutions.

How can I request a quote or sample for 3-Methyl-1-phenyl-2-pyrazoline-5-one?

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Please contact Tech Serve Solutions directly through our website or by phone to request a quote or a sample.

Need 3-Methyl-1-phenyl-2-pyrazoline-5-one in a specific grade or volume?