Description

trans-Carvyl Propionate CAS NO 145032-51-5 is a high-purity, synthetic flavor and fragrance intermediate derived from carvone. This compound is valued for its unique woody, spicy, and slightly herbal olfactory profile, making it a versatile building block for sophisticated aroma compositions. It is primarily sought after by manufacturers in the fragrance, flavor, and specialty chemical industries for creating complex, long-lasting scent and taste experiences.

Application

• Fragrance Industry: A key ingredient in fine perfumery for creating woody, spicy, and amber accords in perfumes, colognes, and personal care products.
• Flavor Industry: Used as a flavoring agent to impart complex spicy and herbal notes in food and beverage applications.
• Aroma Chemicals: Serves as a critical intermediate in the synthesis of other high-value aroma chemicals and specialty esters.
• Household & Industrial Products: Incorporated into air fresheners, detergents, and cleaning products to provide a fresh, natural character.
• Cosmetics & Toiletries: Used in formulations for soaps, shampoos, and lotions to enhance fragrance longevity and stability.
• Research & Development: Employed in chemical research for studying terpene ester chemistry and developing novel olfactory compounds.

Basic Information

Product Name	trans-Carvyl Propionate
CAS No.	145032-51-5
Molecular Formula	C₁₃H₂₀O₂
Molecular Weight	208.30 g/mol
Synonyms	(1R,2S,5R)-2-Methyl-5-(prop-1-en-2-yl)cyclohexyl propanoate; (1R,2S,5R)-2-Methyl-5-(1-methylethenyl)cyclohexyl propionate; (-)-trans-Carvyl propionate; L-Carvyl propionate; Propanoic acid, (1R,2S,5R)-2-methyl-5-(1-methylethenyl)cyclohexyl ester; Carvyl propanoate
EINECS	Contact for details

Quality Control

Our trans-Carvyl Propionate is produced under strict quality management systems to ensure batch-to-batch consistency and high purity. We provide comprehensive Certificates of Analysis (COA) with each shipment, detailing key parameters such as assay, optical rotation, and impurity profiles. Our quality commitment aligns with industry standards for flavor and fragrance ingredients, ensuring reliability for your critical formulations.

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). Keep away from strong bases and incompatible organic solvents. For long-term storage, consider using an inert atmosphere to maintain optimal quality.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms
Assay (GC)	≥ 98.0%
Optical Rotation	-40° to -50° (c=1 in CHCl₃)
Refractive Index (20°C)	1.475 - 1.485
Specific Gravity (20°C)	0.960 - 0.980
Related Substances (GC)	Individual impurity ≤ 1.0%

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