Description

3-Methoxy Butyraldehyde is a versatile aldehyde intermediate with a methoxy functional group, offering unique reactivity for fine chemical synthesis. Its primary value lies in its role as a key building block for pharmaceuticals, agrochemicals, and specialty fragrances, enabling the introduction of specific molecular frameworks. This compound is essential for R&D chemists and production facilities in the pharmaceutical, flavor & fragrance, and advanced material sectors seeking to develop novel compounds.

Application

• Pharmaceutical Intermediate: A crucial precursor in the synthesis of active pharmaceutical ingredients (APIs) and other complex organic molecules.
• Agrochemical Synthesis: Used in the production of herbicides, fungicides, and plant growth regulators.
• Flavor and Fragrance Ingredient: Serves as a building block for creating specific aldehydic notes and aroma chemicals in perfumery and flavoring.
• Organic Synthesis Reagent: Employed in various organic reactions, including aldol condensations and reductive aminations, to construct more complex structures.
• Polymer and Resin Modifier: Can be used to introduce functional groups into polymer chains, altering material properties.
• Research & Development: A valuable tool in academic and industrial laboratories for exploring new synthetic pathways and chemical entities.

Basic Information

Product Name	3-Methoxy Butyraldehyde
CAS No.	5281-76-5
Molecular Formula	C5H10O2
Molecular Weight	102.13 g/mol
Synonyms	3-Methoxybutanal; 3-Methoxybutyraldehyde; Butanal, 3-methoxy-; β-Methoxybutyraldehyde; 3-Methoxybutyric aldehyde; 1-Methoxy-3-butanone (tautomer); 3-Methoxy-1-butanal
EINECS	226-104-7

Quality Control

Our 3-Methoxy Butyraldehyde is manufactured under a strict quality management system. Each batch undergoes comprehensive analytical testing to ensure it meets precise specifications for identity, purity, and impurity profiles. Certificates of Analysis (COA) detailing the results are provided with every shipment to guarantee traceability and batch-to-batch consistency for your critical processes.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, well-ventilated area away from heat and ignition sources. Due to its nature as an aldehyde that is easily oxidized, it is recommended to store under an inert atmosphere (e.g., nitrogen) for long-term preservation. Keep container tightly sealed when not in use to minimize exposure to air and moisture.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (GC)	≥ 98.0%
Water Content (KF)	≤ 0.5%
Refractive Index (n20D)	1.4080 - 1.4120
Density (g/mL, 20°C)	0.950 - 0.970

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