Description

Dihydo-α-Ionone CAS NO 31499-72-6 is a versatile synthetic fragrance and flavor intermediate, a hydrogenated derivative of α-ionone. This compound is valued for its refined, woody, and slightly floral aroma, offering enhanced stability and a more subtle olfactory profile compared to its parent molecule. It is an essential building block for perfumers and flavorists seeking to create sophisticated, long-lasting scent and taste experiences. Key industries that utilize this material include fine fragrance, personal care, and specialty food flavoring.

Application

• Fragrance Industry: A key ingredient in the formulation of high-end perfumes, colognes, and eau de toilettes, contributing to woody, amber, and floral accords with improved tenacity.
• Flavor Creation: Used in the development of complex flavor profiles for beverages, confectionery, and dairy products, imparting subtle fruity and berry-like nuances.
• Personal Care Products: Incorporated into soaps, shower gels, lotions, and shampoos to provide a stable and appealing scent character.
• Household Products: Employed in air fresheners, fabric softeners, and cleaning agents for its persistent and pleasant aroma.
• Aromatherapy & Candles: Used in scented candles, diffusers, and wellness products for its calming and natural woody scent profile.
• Chemical Synthesis: Serves as a valuable chiral intermediate or starting material for the synthesis of more complex fragrance molecules and fine chemicals.

Basic Information

Product Name	Dihydo-α-Ionone
CAS No.	31499-72-6
Molecular Formula	C13H22O
Molecular Weight	194.31 g/mol
Synonyms	Dihydro-α-ionone; 4-(2,6,6-Trimethyl-2-cyclohexen-1-yl)-2-butanone; 2-Butanone, 4-(2,6,6-trimethyl-2-cyclohexen-1-yl)-; α-Dihydroionone; (R,S)-Dihydro-α-ionone; Dihydroionone; 7,8-Dihydro-α-ionone
EINECS	250-661-3

Quality Control

Our Dihydo-α-Ionone is produced under strict quality management systems. Each batch undergoes comprehensive analytical testing including GC, IR, and NMR to ensure identity, purity, and olfactory consistency. We provide Certificates of Analysis (COA) with every shipment, detailing key specifications such as assay, optical rotation, and impurity profiles. Our quality commitment aligns with industry standards for fragrance and flavor ingredients, including IFRA guidelines.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at temperatures between 15-25°C (59-77°F). This material is easily oxidized and should be kept under an inert atmosphere (e.g., nitrogen) for long-term storage to maintain optimal quality and shelf life. Keep away from heat, sparks, and open flame.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms
Assay (GC)	≥ 97.0%
Refractive Index (20°C)	1.480 - 1.490
Specific Gravity (20/20°C)	0.920 - 0.930
Optical Rotation	Contact for details

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