Description

4-Methyl-1-Heptanol is a branched-chain primary alcohol with the CAS number 817-91-4, valued for its role as a versatile chemical intermediate and solvent. Its unique structure provides a balance of hydrophobic character and reactivity, making it suitable for specialized synthesis and formulation work. This compound is primarily sought by manufacturers in the fragrance, agrochemical, and polymer industries for creating high-value derivatives and functional additives.

Application

• Fragrance and Flavor Intermediate: Serves as a key building block for synthesizing esters and other aroma chemicals, contributing to complex scent profiles.
• Agrochemical Synthesis: Used in the production of specialized pesticides and herbicides, where its branched chain can influence biological activity and environmental persistence.
• Polymer Plasticizer and Modifier: Acts as a precursor for plasticizers and stabilizers that enhance the flexibility and processing of polymers like PVC.
• Lubricant and Fuel Additive Component: Employed in formulating synthetic lubricants and fuel additives to improve performance characteristics such as viscosity and cold-flow properties.
• Surface Active Agent Production: A starting material for non-ionic surfactants and emulsifiers used in industrial cleaning and coating formulations.
• Organic Synthesis Reagent: Utilized in research and fine chemical manufacturing for alkylation and esterification reactions.

Basic Information

Product Name	4-Methyl-1-Heptanol
CAS No.	817-91-4
Molecular Formula	C8H18O
Molecular Weight	130.23 g/mol
Synonyms	4-Methylheptan-1-ol; 4-Methyl-1-heptanol; 1-Heptanol, 4-methyl-; 4-Methylheptyl alcohol; Isooctyl alcohol (mixed isomers); 4-Methyl-n-heptanol; Butylpropylmethylcarbinol
EINECS	212-433-7

Quality Control

Our 4-Methyl-1-Heptanol is produced under a strict quality management system to ensure batch-to-batch consistency and reliability. Each lot undergoes comprehensive analysis, including purity assay and impurity profiling, to meet the exacting standards required for industrial and fine chemical applications. A detailed Certificate of Analysis (COA) is provided with every shipment, confirming compliance with agreed specifications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, well-ventilated area away from heat sources and incompatible materials such as strong oxidizing agents. Recommended storage temperature is between 15°C and 25°C (59°F and 77°F). Keep containers tightly sealed when not in use to minimize moisture absorption and evaporation.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (GC)	≥ 98.0%
Water Content (KF)	≤ 0.2%
Refractive Index (20°C)	1.425 - 1.430
Density (20°C)	0.820 - 0.830 g/mL

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