Description

Amines, n-(C14-18 And C16-18-Unsatd. Alkyl)Trimethylenedi- is a high-purity, long-chain alkyl diamine derivative, identified by CAS No. 68439-73-6. This compound serves as a versatile and effective intermediate, valued for its cationic and surface-active properties in demanding industrial formulations. It is essential for manufacturers in the personal care, textile, and specialty chemical sectors seeking to enhance product performance through superior emulsification, conditioning, and chemical synthesis.

Application

• Surfactant & Emulsifier: Key raw material for formulating cationic surfactants used in fabric softeners, hair conditioners, and industrial emulsifiers.
• Corrosion Inhibitor Intermediate: Serves as a precursor in the synthesis of high-performance corrosion inhibitors for oilfield, metalworking, and cooling water treatments.
• Epoxy Curing Agent: Acts as a reactive hardener/co-curing agent in epoxy resin systems, improving flexibility and chemical resistance.
• Asphalt Additive: Used to improve the adhesion and moisture resistance of asphalt in road construction and roofing materials.
• Mineral Processing: Employed as a flotation agent or collector in the beneficiation of various ores.
• Biocide & Preservative Synergist: Enhances the efficacy of biocidal formulations in industrial water treatment and preservation applications.
• Lubricant Additive: Functions as an anti-wear and extreme pressure (EP) additive component in synthetic lubricants and greases.
• Polymer Modification: Used to introduce amine functionality into polymers for improved dyeability, adhesion, or cross-linking.

Basic Information

Product Name	Amines, n-(C14-18 And C16-18-Unsatd. Alkyl)Trimethylenedi-
CAS No.	68439-73-6
Molecular Formula	Typically C17-21H36-44N2 (Mixture)
Molecular Weight	~280-340 g/mol (Average)
Synonyms	N-(C14-18 and C16-18-unsaturated alkyl)-1,3-propanediamine; N-(C14-18 and C16-18-unsaturated alkyl)trimethylenediamine; Tallow propylene diamine (unsaturated); Unsaturated alkyltrimethylenediamine; Duomeen TTM; Dinoram T; Diamine 2RT; Kemamine D-190; C14-18 & C16-18 unsaturated alkyl-1,3-diaminopropane
EINECS	Contact for details

Quality Control

Our Amines, n-(C14-18 And C16-18-Unsatd. Alkyl)Trimethylenedi- is manufactured under a strict quality management system. Each batch undergoes rigorous analytical testing, including assay, amine value, and color determination, to ensure consistent purity and performance that meets exacting customer specifications. Certificates of Analysis (COA) documenting full specifications are provided with every shipment.

Storage

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

Specification

Item	Specification
Appearance	Clear, amber to yellow liquid
Identification (IR)	Conforms
Assay (Primary Amine)	≥ 95.0 %
Amine Value	Contact for details
Color (Gardner)	≤ 8
Water Content	≤ 0.5 %

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