Description

n-Heptyl-1,3-Propanediamine is a versatile aliphatic diamine compound, valued for its bifunctional reactivity as both a primary amine and a bridging alkyl chain. This chemical matters for its role as a key building block and intermediate in synthesizing high-performance polymers, surfactants, and corrosion inhibitors. Industries such as polymer manufacturing, oilfield chemicals, and specialty surfactants need this product for its ability to impart specific properties like flexibility, emulsification, and metal chelation.

Application

• Polymer & Resin Intermediate: Used in the synthesis of polyamides, polyurethanes, and epoxy curing agents, contributing to material toughness and chemical resistance.
• Oilfield Chemical Additive: Acts as a corrosion inhibitor and a component in drilling fluid formulations to protect metal surfaces in harsh downhole environments.
• Surfactant & Emulsifier Precursor: Serves as a key raw material for producing cationic and amphoteric surfactants used in personal care, agrochemicals, and industrial cleaners.
• Chelating Agent: Utilized in water treatment and metalworking fluids to sequester metal ions and prevent scale formation.
• Pharmaceutical & Agrochemical Intermediate: Employed in the synthesis of active pharmaceutical ingredients (APIs) and pesticide molecules requiring specific amine functionalities.
• Epoxy Resin Modifier: Enhances the flexibility and impact resistance of epoxy systems when used as a curing agent or co-reactant.

Basic Information

Item	Details
Product Name	n-Heptyl-1,3-Propanediamine
CAS No.	63888-10-8
Molecular Formula	C10H24N2
Molecular Weight	172.31 g/mol
Synonyms	1,3-Heptanediamine, N-Heptyl; 3-Aminopropylheptylamine; Heptyl-1,3-diaminopropane; 1,3-Diaminoheptane; N-Heptyltrimethylenediamine; 3-(Heptylamino)propylamine; 1,3-Propanediamine, N-heptyl-; Heptylpropane-1,3-diamine
EINECS	Contact for details

Quality Control

Our n-Heptyl-1,3-Propanediamine is manufactured under a strict quality management system. Each batch undergoes rigorous analytical testing, including assay by titration and impurity profile analysis by GC or HPLC, to ensure it meets precise specifications. Certificates of Analysis (COA) documenting purity, identity, and other critical parameters are available upon request to support your quality assurance and regulatory compliance needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). This product is hygroscopic (moisture-sensitive); ensure containers are kept sealed to prevent absorption of atmospheric moisture and degradation.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms
Assay (GC/Titration)	≥ 98.0%
Water Content (KF)	≤ 0.5%
Specific Gravity (20°C)	0.850 - 0.870
Refractive Index (20°C)	1.450 - 1.460

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