Description

3,7-Dimethyloctanal is a branched-chain aliphatic aldehyde with a fresh, citrus-like odor, commonly known as a key component in the fragrance industry. This compound is valued for its role as a versatile fragrance intermediate and a building block in organic synthesis. It is primarily sought after by manufacturers in the flavor and fragrance, cosmetics, and fine chemical synthesis sectors.

Application

• Fragrance Ingredient: A key component in the formulation of perfumes, colognes, and personal care products, imparting fresh, citrus, and green notes.
• Flavor Enhancer: Used in trace amounts to create or enhance citrus and fruity flavor profiles in food and beverage applications.
• Chemical Intermediate: Serves as a crucial building block in the synthesis of more complex fragrance molecules, vitamins, and pharmaceuticals.
• Household Products: Incorporated into air fresheners, detergents, and fabric softeners to provide a pleasant and lasting scent.
• Cosmetic Formulations: Used in soaps, shampoos, lotions, and other cosmetic products for its aromatic properties.
• Aromatherapy: Employed in essential oil blends and diffuser products for its uplifting and refreshing aromatic qualities.

Basic Information

Product Name	3,7-Dimethyloctanal
CAS No.	5988-91-0
Molecular Formula	C10H20O
Molecular Weight	156.27 g/mol
Synonyms	Dihydrocitronellal; 3,7-Dimethyloctan-1-al; Citronellal, dihydro-; Octanal, 3,7-dimethyl-; Dihydro citronellal; 1-Octanal, 3,7-dimethyl-; FEMA 2380; 3,7-Dimethyloctyl aldehyde
EINECS	227-796-3

Quality Control

Our 3,7-Dimethyloctanal is produced and tested under a strict quality management system. Each batch undergoes rigorous analytical testing to ensure it meets the highest standards of purity, identity, and olfactory profile for the fragrance industry. A comprehensive Certificate of Analysis (COA) detailing purity, physical constants, and chromatographic data is provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). This material is easily oxidized and should be kept under an inert atmosphere (e.g., nitrogen) for long-term storage to maintain stability and prevent degradation.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to reference spectrum
Assay (GC)	≥ 97.0%
Refractive Index (20°C)	1.425 - 1.435
Specific Gravity (20/20°C)	0.820 - 0.830
Acid Value	≤ 1.0 mg KOH/g

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