Description

4-Bromo-1-Ethyl-1,2-Dihydropyridin-2-One CAS NO 832735-58-7 is a specialized brominated heterocyclic compound that serves as a valuable synthetic intermediate in advanced organic chemistry. This high-purity building block is critical for constructing complex molecular architectures, particularly in pharmaceutical research and development. It is primarily utilized by medicinal chemists and process development scientists in the pharmaceutical, agrochemical, and fine chemical industries for the synthesis of novel active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: Key building block for the synthesis of novel drug candidates, particularly in kinase inhibitor and other targeted therapeutic programs.
• Agrochemical Research: Used in the development of new active ingredients for crop protection and pest management solutions.
• Material Science: Serves as a precursor for functionalized polymers and advanced organic electronic materials.
• Chemical Biology: Employed as a probe or linker in the development of biochemical tools and diagnostic agents.
• Academic & Contract Research: Essential reagent for methodological development and exploratory synthesis in university and CRO laboratories.
• Fine Chemical Synthesis: Intermediate for the production of complex, high-value specialty chemicals and flavors/fragrances.

Basic Information

Product Name	4-Bromo-1-Ethyl-1,2-Dihydropyridin-2-One
CAS No.	832735-58-7
Molecular Formula	C7H8BrNO
Molecular Weight	202.05 g/mol
Synonyms	4-Bromo-1-ethyl-2-pyridone; 1-Ethyl-4-bromo-1,2-dihydro-2-pyridinone; 4-Bromo-1-ethyl-2(1H)-pyridinone; 2(1H)-Pyridinone, 4-bromo-1-ethyl-1,2-dihydro-; 1-Ethyl-4-bromo-2-pyridone; 4-Bromo-1-ethyl-1H-pyridin-2-one; 832735-58-7; 4-Br-1-Et-2-pyridone
EINECS	Contact for details

Quality Control

Our 4-Bromo-1-Ethyl-1,2-Dihydropyridin-2-One is manufactured under strict quality management systems to ensure batch-to-batch consistency and high purity. Each lot undergoes comprehensive analytical testing, including HPLC, NMR, and GC-MS, to confirm identity, potency, and impurity profiles. A Certificate of Analysis (COA) detailing all specifications is provided with every shipment. We support compliance with cGMP and ISO standards for pharmaceutical and industrial applications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at controlled room temperature (15-25°C). Keep away from heat, sparks, and open flame. The compound is light-sensitive (store away from light). For long-term storage, consider inert gas atmosphere to maintain optimal purity.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Identification (NMR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Related Substances (HPLC)	Total impurities ≤ 2.0%
Any single unknown impurity	≤ 0.5%
Residual Solvents (GC)	Complies with ICH Q3C
Heavy Metals	≤ 20 ppm
Loss on Drying	≤ 0.5%

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