Description

(+)-cis-Roseoxide,cis-Tetrahydro-4-Methyl-2-(2-Methyl-1-Propenyl)-2H-Pyran,(+)-Cisroseoxide CAS NO 876-17-5 is a high-purity, optically active fragrance and flavor compound known for its characteristic green, floral, and slightly woody rose-like aroma. Its primary value lies in its potent organoleptic properties, making it a key ingredient for creating sophisticated and natural-smelling olfactory profiles. This compound is essential for flavorists and perfumers in the fragrance, flavor, and food industries seeking to impart authentic rose nuances to premium consumer products.

Application

• Fine Fragrance & Perfumery: A key component in high-end floral, green, and rose accords for perfumes, eau de toilettes, and personal care products.
• Flavor Creation: Used to impart natural rose, lychee, and fruity-floral notes in beverages, confectionery, dairy products, and gourmet foods.
• Aromatherapy & Home Scents: Incorporated into essential oil blends, diffusers, candles, and room sprays for its calming and uplifting aromatic qualities.
• Cosmetics & Toiletries: Enhances the scent profile of soaps, lotions, shampoos, and other cosmetic formulations requiring a fresh, natural rose character.
• Tobacco Flavoring: Employed to refine and add complexity to the flavor of tobacco products.
• Chemical Synthesis: Serves as a valuable chiral intermediate or starting material in organic synthesis for pharmaceuticals and other specialty chemicals.

Basic Information

Product Name	(+)-cis-Roseoxide
CAS No.	876-17-5
Molecular Formula	C10H18O
Molecular Weight	154.25 g/mol
Synonyms	(+)-cis-Rose Oxide; (2R,4S)-4-Methyl-2-(2-methylprop-1-en-1-yl)tetrahydro-2H-pyran; cis-Tetrahydro-4-Methyl-2-(2-Methyl-1-Propenyl)-2H-Pyran; (+)-Cisroseoxide; (4S)-4-Methyl-2-[(1E)-2-methylprop-1-en-1-yl]oxane; (2R,4S)-4-Methyl-2-(2-methyl-1-propenyl)tetrahydropyran; Rose Oxide (cis-); FEMA 3236
EINECS	212-881-9

Quality Control

Our (+)-cis-Roseoxide is produced under strict quality management systems. Each batch undergoes rigorous analytical testing, including chiral purity analysis by GC or HPLC, to ensure it meets the high standards required for fragrance and flavor applications. Certificates of Analysis (COA) detailing identity, purity, and specific impurity profiles are available upon request to support your quality assurance and regulatory compliance needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, well-ventilated place at controlled room temperature (15-25°C). Due to its highly volatile nature, ensure containers are kept tightly sealed when not in use to prevent evaporation and maintain product integrity.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Odor	Characteristic rose, green, woody
Identification (IR)	Conforms to reference spectrum
Assay (GC)	≥ 98.0%
Chiral Purity (Enantiomeric Excess)	≥ 99.0% (2R,4S)
Refractive Index (20°C)	1.455 - 1.465
Specific Gravity (20/20°C)	0.870 - 0.880

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