Description

3-Pyrazolin-5-One, 1-Isobutyl-3-Methyl- (5Ci) is a heterocyclic organic compound belonging to the pyrazolone class, serving as a versatile chemical intermediate. Its value lies in its functionalized structure, which is pivotal for synthesizing more complex molecules in pharmaceutical and agrochemical research. This product is essential for R&D chemists and process development scientists working in medicinal chemistry and fine chemical manufacturing. We supply this high-purity building block to support innovation in drug discovery and specialty chemical production globally.

Application

• Pharmaceutical Intermediate: A key building block in the synthesis of novel active pharmaceutical ingredients (APIs), particularly those targeting central nervous system and anti-inflammatory pathways.
• Agrochemical Research: Used in the development of new herbicides and pesticides, leveraging its heterocyclic core for bioactivity.
• Fine Chemical Synthesis: Employed as a precursor for dyes, pigments, and other specialty organic compounds requiring a functionalized pyrazolone moiety.
• Material Science: Investigated as a monomer or additive in the creation of polymers with specific thermal or optical properties.
• Biochemical Tool Compound: Utilized in life sciences research as a probe or inhibitor to study enzymatic processes and biological pathways.

Basic Information

Product Name	3-Pyrazolin-5-One, 1-Isobutyl-3-Methyl- (5Ci)
CAS No.	857989-07-2
Molecular Formula	C8H14N2O
Molecular Weight	154.21 g/mol
Synonyms	1-Isobutyl-3-methyl-1H-pyrazol-5(4H)-one; 1-Isobutyl-3-methyl-4,5-dihydro-1H-pyrazol-5-one; 3-Methyl-1-isobutylpyrazol-5-one; 5-Pyrazolone, 1-isobutyl-3-methyl-; 1H-Pyrazol-5(4H)-one, 1-isobutyl-3-methyl-; 4,5-Dihydro-1H-pyrazol-5-one, 1-isobutyl-3-methyl-; Isobutylmethylpyrazolone
EINECS	Contact for details

Quality Control

Our 3-Pyrazolin-5-One, 1-Isobutyl-3-Methyl- (5Ci) is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC for purity and identity confirmation via IR and NMR spectroscopy, to ensure it meets the high standards required for research and development. Certificates of Analysis (COA) documenting all critical parameters are available upon request to support your quality assurance protocols.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at controlled room temperature (15-25°C). Keep away from strong oxidizing agents and incompatible materials.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.