Description

1-Butylaziridine is a versatile organic building block belonging to the aziridine class of heterocyclic compounds, characterized by its three-membered ring containing nitrogen. This high-value intermediate is critical for introducing the reactive aziridine moiety into larger molecular frameworks, enabling the synthesis of functional polymers, pharmaceuticals, and specialty chemicals. It is primarily sought by R&D chemists and process engineers in the pharmaceutical, agrochemical, and advanced materials sectors for applications requiring custom amine functionalization and polymer cross-linking.

Application

• Pharmaceutical Intermediate: Serves as a key synthon in the production of active pharmaceutical ingredients (APIs), particularly for drugs targeting neurological and oncological pathways.
• Polymer Cross-linking Agent: Used to modify and cross-link polymers, enhancing thermal stability, chemical resistance, and mechanical properties of coatings, adhesives, and composites.
• Agrochemical Synthesis: Employed in the manufacture of herbicides, fungicides, and plant growth regulators that require specific amine functionalities.
• Surface Modifier: Functionalizes surfaces of materials like silica or metals to alter wettability, adhesion, and biocompatibility.
• Ligand and Catalyst Preparation: Acts as a precursor for creating complexing agents and catalysts used in asymmetric synthesis and industrial catalysis.
• Research & Development: A valuable reagent in academic and industrial R&D for exploring new organic reactions and material science applications.

Basic Information

Product Name	1-Butylaziridine
CAS No.	1120-85-0
Molecular Formula	C6H13N
Molecular Weight	99.17 g/mol
Synonyms	N-Butylaziridine; N-Butylethylenimine; 2-Butylaziridine; 1-Butylazacyclopropane; Aziridine, 1-butyl-; Ethylenimine, N-butyl-; Butylaziridine; N-Butyl ethylene imine
EINECS	214-315-7

Quality Control

Our 1-Butylaziridine is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including assay by GC or HPLC, identity confirmation by FT-IR, and impurity profiling to ensure it meets the high-purity standards required for sensitive synthetic applications. A Certificate of Analysis (COA) detailing all test results is provided with every shipment to guarantee traceability and compliance with your specifications.

Storage

Preserve in a tightly closed container, protected from light. Due to its highly volatile and strong alkaline nature, store in a cool, well-ventilated place, away from heat sources and incompatible materials such as strong acids. Recommended storage temperature is 2-8°C for extended stability. Containers must be kept tightly sealed to prevent moisture absorption and evaporation.

Specification

Item	Specification
Appearance	Clear, colorless to pale yellow liquid
Identification (IR)	Conforms to reference spectrum
Assay (GC)	≥ 98.0%
Water Content (KF)	≤ 0.5%
Related Substances (GC)	Total impurities ≤ 2.0%
Specific Gravity (20°C)	0.82 - 0.86
Refractive Index (20°C)	1.428 - 1.432

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