Description

3H-Pyrazol-3-One, 5-Amino-4,4-Diethyl-2,4-Dihydro- (9Ci) is a specialized heterocyclic organic compound with the CAS number 412301-33-8. This chemical serves as a valuable building block (synthon) and key intermediate in advanced organic synthesis, particularly for the development of novel active pharmaceutical ingredients (APIs) and functional materials. It is primarily sought by pharmaceutical R&D and fine chemical synthesis teams for constructing complex molecular architectures.

Application

• Pharmaceutical Intermediate: A critical precursor in the synthesis of novel drug candidates, particularly those targeting central nervous system (CNS) disorders, inflammation, and metabolic diseases.
• Agrochemical Research: Used in the development of new herbicides, fungicides, and plant growth regulators due to its pyrazole core structure.
• Dye and Pigment Synthesis: Serves as an intermediate for creating specialized azo dyes and high-performance pigments.
• Coordination Chemistry & Ligand Design: The amino and carbonyl functional groups make it a useful ligand for metal complexation in catalytic systems.
• Material Science Research: Investigated as a monomer or additive for creating polymers with specific thermal or optical properties.
• Chemical Biology Probes: Utilized in the design of molecular probes and inhibitors for studying enzymatic activity and biological pathways.

Basic Information

Product Name	3H-Pyrazol-3-One, 5-Amino-4,4-Diethyl-2,4-Dihydro- (9Ci)
CAS No.	412301-33-8
Molecular Formula	C7H13N3O
Molecular Weight	155.20 g/mol
Synonyms	5-Amino-4,4-diethyl-2,4-dihydro-3H-pyrazol-3-one; 4,4-Diethyl-5-amino-2,4-dihydro-3H-pyrazol-3-one; 5-Amino-4,4-diethyl-4,5-dihydro-1H-pyrazol-3-one; 5-Amino-4,4-diethyl-1H-pyrazol-3(2H)-one; 4,4-Diethyl-5-aminopyrazolone; 5-Amino-4,4-diethyl-δ²-pyrazolin-3-one; 412301-33-8 (CAS)
EINECS	Contact for details

Quality Control

Our 3H-Pyrazol-3-One, 5-Amino-4,4-Diethyl-2,4-Dihydro- (9Ci) is manufactured under strict quality management systems. Every batch undergoes rigorous analytical testing, including HPLC for purity and identity confirmation, to ensure it meets the high standards required for research and synthesis. A comprehensive Certificate of Analysis (COA) detailing purity, assay, and impurity profiles is provided with each shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at a controlled room temperature (15-25°C). This compound may be hygroscopic (moisture-sensitive); keep the container tightly sealed under an inert atmosphere if specified for your grade.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Water Content (KF)	≤ 1.0%
Residue on Ignition	≤ 0.1%
Heavy Metals (as Pb)	≤ 20 ppm

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