Description

4-Bromo-1-Butanol is a versatile brominated alcohol intermediate of significant importance in organic synthesis. Its reactive bromine and hydroxyl functional groups make it a valuable building block for constructing more complex molecular architectures. This compound is essential for researchers and manufacturers in the pharmaceutical, agrochemical, and specialty chemical industries seeking to develop new active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: Key starting material or building block in the synthesis of active pharmaceutical ingredients (APIs), particularly those requiring butyl chains or heterocyclic structures.
• Agrochemical Synthesis: Used in the production of herbicides, fungicides, and plant growth regulators where the bromobutyl moiety is incorporated.
• Liquid Crystal & OLED Material Precursor: Serves as an intermediate in the manufacture of advanced electronic materials for displays and lighting.
• Polymer & Resin Modification: Employed to introduce functional groups or cross-linking sites into polymers, enhancing material properties.
• Organic Synthesis Reagent: Utilized in nucleophilic substitution reactions, etherifications, and esterifications to extend carbon chains or introduce bromine atoms.
• Chemical Research & Development: A fundamental reagent in academic and industrial R&D labs for exploring new synthetic pathways and novel compounds.

Basic Information

Product Name	4-Bromo-1-Butanol
CAS No.	6089-17-4
Molecular Formula	C4H9BrO
Molecular Weight	153.02 g/mol
Synonyms	4-Bromobutan-1-ol; 1-Bromo-4-hydroxybutane; 4-Bromobutyl alcohol; ω-Bromobutanol; Tetramethylene bromohydrin; Butanol, 4-bromo-; 4-Bromo-n-butanol; NSC 6055
EINECS	228-048-9

Quality Control

Our 4-Bromo-1-Butanol is manufactured under a strict quality management system. Each batch undergoes comprehensive analytical testing, including GC, HPLC, and NMR, to ensure high purity and consistency. A detailed Certificate of Analysis (COA) is provided with every shipment, confirming compliance with agreed specifications. We support 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 room temperature (15-25°C). Keep away from strong oxidizing agents, strong acids, and strong bases. The product is moisture-sensitive; keep the container tightly sealed when not in use.

Specification

Item	Specification
Appearance	Colorless to pale yellow clear liquid
Identification (IR)	Conforms to structure
Assay (GC)	≥ 98.0%
Water Content (KF)	≤ 0.5%
Refractive Index (n20D)	1.480 - 1.490
Density (g/mL, 20°C)	1.430 - 1.450

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