Description

(E)-2-Butene-1,4-Diamine is a high-purity, bifunctional amine compound with a defined stereochemistry. This chemical serves as a versatile and valuable building block in advanced organic synthesis, enabling the creation of complex molecular architectures. It is particularly sought after by R&D chemists and process engineers in the pharmaceutical, agrochemical, and specialty polymer industries for applications requiring precise structural control.

Application

• Pharmaceutical Intermediate: Key precursor in the synthesis of active pharmaceutical ingredients (APIs), especially those containing chiral diamine motifs or heterocyclic structures.
• Agrochemical Synthesis: Used in the production of advanced herbicides, fungicides, and plant growth regulators where its ethylene bridge offers structural rigidity.
• Ligand and Catalyst Preparation: Serves as a chelating ligand backbone for transition metal catalysts used in asymmetric synthesis and polymerization processes.
• Polymer Modification: Acts as a cross-linking agent or chain extender in the production of polyamides, polyurethanes, and epoxy resins, enhancing thermal and mechanical properties.
• Corrosion Inhibitor Formulation: Utilized in the development of high-performance corrosion inhibitors for industrial water treatment and metalworking fluids.
• Research & Development: A critical reagent in academic and industrial R&D for exploring new synthetic methodologies and developing novel materials.

Basic Information

Product Name	(E)-2-Butene-1,4-Diamine
CAS No.	40930-37-8
Molecular Formula	C4H10N2
Molecular Weight	86.14 g/mol
Synonyms	trans-1,4-Diamino-2-butene; (E)-1,4-Diaminobut-2-ene; 2-Butene-1,4-diamine, (E)-; trans-2-Butene-1,4-diamine; 1,4-Diamino-trans-2-butene; Butenediamine; 2-Butenediamine
EINECS	Contact for details

Quality Control

Our (E)-2-Butene-1,4-Diamine is manufactured under a strict quality management system. Every batch is subjected to comprehensive analytical testing, including chromatography and spectroscopy, to ensure identity, purity, and consistency. A Certificate of Analysis (COA) detailing all relevant specifications is provided with each shipment. We can support compliance requirements for various applications, including those under cGMP guidelines for pharmaceutical intermediates.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at room temperature (15-25°C). This product is hygroscopic (moisture-sensitive) and should be kept under an inert atmosphere (e.g., nitrogen) after opening to prevent oxidation and absorption of moisture.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms
Assay (GC/HPLC)	≥ 98.0%
Isomeric Purity ((E)-isomer)	≥ 99.0%
Water Content (KF)	≤ 0.5%

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