Description

3,7-Dimethyl-7-Hydroxyoctanal is a high-purity aliphatic aldehyde derivative, also known as Hydroxycitronellal, valued for its unique chemical structure that serves as a versatile intermediate and fragrance component. Its significance lies in its ability to impart fresh, floral, and lily-of-the-valley notes, making it a cornerstone material in fine perfumery and flavor creation. This compound is essential for manufacturers in the fragrance, flavor, and specialty chemical industries seeking reliable, high-quality raw materials for sophisticated formulations. We supply this material globally, ensuring consistent quality and purity for demanding commercial applications.

Application

• Fragrance Industry: A primary building block in fine perfumery for creating floral, citrus, and muguet (lily-of-the-valley) accords in perfumes, colognes, and personal care products.
• Flavor Industry: Used as a flavoring agent to impart subtle citrus and floral nuances in food and beverage products, confectionery, and oral care items.
• Cosmetics & Personal Care: Incorporated into soaps, lotions, shampoos, and detergents as a fragrance ingredient to provide a long-lasting, pleasant scent profile.
• Chemical Synthesis: Serves as a key chiral intermediate in the synthesis of more complex fragrance molecules, pharmaceuticals, and agrochemicals.
• Household Products: Used in air fresheners, fabric softeners, and cleaning agents for its stable and appealing fragrance characteristics.
• Aromatherapy & Candles: Employed in scented candles, diffusers, and wellness products for its calming and fresh aromatic properties.

Basic Information

Product Name	3,7-Dimethyl-7-Hydroxyoctanal
CAS No.	107-75-5
Molecular Formula	C10H20O2
Molecular Weight	172.26 g/mol
Synonyms	Hydroxycitronellal; 7-Hydroxy-3,7-dimethyloctanal; Citronellal hydrate; Lily aldehyde; Muguet aldehyde; 3,7-Dimethyl-7-hydroxyoctan-1-al; 7-Hydroxycitronellal
EINECS	203-518-7

Quality Control

Our 3,7-Dimethyl-7-Hydroxyoctanal is produced and tested under a stringent quality management system to ensure it meets the high standards required by the fragrance and flavor industries. Each batch is analyzed for identity, purity, and olfactory profile. We provide comprehensive Certificates of Analysis (COA) detailing all relevant specifications. Our quality commitment aligns with industry best practices, including compliance with IFRA guidelines and REACH regulations for global market access.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at controlled room temperature (15-25°C / 59-77°F). This material is easily oxidized; for long-term storage, consider maintaining under an inert atmosphere (e.g., nitrogen) to preserve stability and prevent degradation. Keep away from heat, sparks, and open flame.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to reference standard
Assay (GC)	≥ 97.0%
Refractive Index (20°C)	1.447 - 1.452
Specific Gravity (20/20°C)	0.918 - 0.923
Solubility	Miscible with alcohol, oils; slightly soluble in water
Related Substances (GC)	Total impurities ≤ 3.0%

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