Description

4-sec-Butylpyridine CAS NO 27876-19-3 is a versatile alkylated pyridine derivative that serves as a crucial intermediate and building block in advanced organic synthesis. Its unique structure, featuring a sec-butyl substituent on the pyridine ring, imparts specific steric and electronic properties valuable for modifying molecular interactions. This compound is essential for research chemists and process development scientists in the pharmaceutical and agrochemical industries, where it is used to create novel active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: Key building block in the synthesis of active pharmaceutical ingredients (APIs), particularly for molecules requiring a substituted pyridine moiety.
• Agrochemical Synthesis: Used in the development and production of herbicides, fungicides, and insecticides, where it acts as a core structural unit.
• Ligand and Catalyst Preparation: Serves as a precursor for creating specialized ligands in coordination chemistry and catalysis, including asymmetric synthesis.
• Chemical Research & Development: A valuable reagent for exploring new chemical reactions and developing novel organic compounds in academic and industrial R&D settings.
• Material Science: Employed in the synthesis of organic electronic materials, liquid crystals, and polymers that incorporate nitrogen-containing heterocycles.
• Fine Chemical Production: Used as an intermediate in the manufacture of dyes, flavors, and fragrances.

Basic Information

Product Name	4-sec-Butylpyridine
CAS No.	27876-19-3
Molecular Formula	C9H13N
Molecular Weight	135.21 g/mol
Synonyms	4-(1-Methylpropyl)pyridine; 4-(sec-Butyl)pyridine; Pyridine, 4-(1-methylpropyl)-; 4-s-Butylpyridine; 4-(Butan-2-yl)pyridine; 4-(1-Methylpropyl)pyridine; β-Picoline, 4-sec-butyl- (related); 4-Pyridyl sec-butyl ether (obsolete)
EINECS	Contact for details

Quality Control

Our 4-sec-Butylpyridine is produced under strict quality management systems to ensure batch-to-batch consistency and high purity. We employ advanced analytical techniques, including GC and HPLC, to verify identity and quantify purity and impurity profiles. A comprehensive Certificate of Analysis (COA) detailing specifications and test results is provided with each shipment. Our quality commitment aligns with cGMP principles where applicable, supporting its use in regulated synthesis pathways.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). Keep away from strong bases and incompatible materials. For long-term storage, consider under an inert atmosphere to maintain optimal purity.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (GC)	≥ 98.0%
Water Content (KF)	≤ 0.5%
Related Substances (GC)	Individual impurity ≤ 1.0%
Total Impurities	≤ 2.0%

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