1,2-Propanediamine

　　Main Uses

　　Organic Synthesis Intermediate:

　　Synthesis of heterocyclic compounds: such as imidazole, piperazine, etc., forming cyclic structures through condensation with dialdehydes or ketones;

　　Intermediate for the preparation of dyes and pigments, utilizing the reactivity of its amino group to introduce functional groups.

　　Metal Processing and Electroplating:

　　As a chelating agent: used for the extraction and separation of metal ions (e.g., extracting copper, nickel from ores), or stabilizing metal ions in electroplating solutions to improve coating uniformity;

　　Corrosion inhibitor: reacts with metal surfaces to form a protective film, used in rust-preventive oils and cutting fluids to inhibit steel corrosion.

　　Pharmaceuticals and Pesticides:

　　Pharmaceutical intermediate: synthesis of antibacterial, antiepileptic drugs, etc., such as introducing specific groups via acylation reactions to modulate efficacy;

　　Pesticide raw material: used for the preparation of insecticides and fungicides, utilizing its biological activity against pests or pathogens.

　　Polymer Synthesis:

　　As a crosslinking agent: participates in the curing reaction of epoxy resins to form three-dimensional network structures, improving resin strength and heat resistance;

　　Synthesis of polymer materials such as polyamides and polyureas, used in coatings, adhesives, etc.

CAS NO: 78-90-0

EC NO: 201-155-9

Molecular Formula: C₃H₁₀N₂

Molecular Weight: 74.1249

Aliases: Propanediamine; 1,2-Diaminopropane; 1,2-Propylenediamine;

Structure: