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2-(2,4-Dimethylcyclohex-3-Ene-1-Yl)-5-Methyl-5-(1-Methylpropyl)-1,3-Dioxane

CAS: 117933-89-8
Chemical Formula/Abbreviation: C17H30O2

2-(2,4-Dimethylcyclohex-3-ene-1-yl)-5-methyl-5-(1-methylpropyl)-1,3-dioxane, also known as Karanal, is a cyclic acetal fragrance ingredient with typical floral notes. At room temperature, it is a colorless to pale yellow liquid. Due to its mild scent, good diffusion properties, and high stability in formulations, this compound is widely used in daily chemical fragrances and related fragrance formulations, and is an important raw material in floral-type fragrances.
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Karanal Basic Properties

Synonymsamber dioxane;1,3-Dioxane, 2-(2,4-dimethyl-3-cyclohexen-1-yl)-5-methyl-5-(1-methylpropyl);2-(2,4-Dimethyl-3-cyclohexen-1-yl)-5-methyl-5-(1-methylpropyl)-1,3-dioxane;KARANAL;Amber dioxane isomer mixture
Molecular FormulaC17H30O2
Molecular Weight266.42
Boiling Point330℃
Density0.928
Vapor Pressure16hPa at 30℃
Flash Point166℃
Storage ConditionsUnder inert gas (nitrogen or Argon) at 2-8°C
Purity≧ 98%
Package Information100g, 500g, 1kg, or customized

Karanal Key Features

Soft and long-lasting floral fragrance

Karanal possesses a gentle and long-lasting floral scent, and is often used in the middle and base notes of fragrances to make the overall aroma more natural and balanced.

Structurally stable

As a fragrance ingredient with a cyclic acetal structure, it exhibits good stability under normal usage conditions and is suitable for various personal care product systems.

Excellent formulation compatibility

This compound exhibits excellent compatibility with a variety of common fragrance ingredients, facilitating its use in fragrance design within complex fragrance systems.

Mature and scalable applications

Karanal has established application experience in the fragrance and flavor industry, with clear synthesis and quality control processes, facilitating large-scale supply.

Karanal Main Applications

Fragrance formula for personal care products

Karanal is commonly used in fragrances for personal care products such as shampoos, soaps, and laundry detergents, enhancing the softness and complexity of floral notes.

Fragrance and formula development

In the fragrance development stage, Karanal is often used in floral or complex fragrance formulations for structural adjustments, optimizing the scent profile and stability.

Personal care products

In the fragrance systems of perfumes and body care products, this ingredient can be used as a floral base note or a modifying ingredient to improve the roundness and longevity of the fragrance.

Pilot-scale testing and industrial production

Due to its stable physical properties and established applications, this compound is suitable for pilot-scale testing and industrial-scale production of fragrances.

Precautions

  1. Store in a cool, dry, and well-ventilated environment, avoiding high temperatures and prolonged exposure to strong sunlight.

  2. To prevent unnecessary chemical reactions, Karanal should be kept away from strong oxidizing agents and strong acids.

  3. Appropriate protective equipment should be worn during operation, and prolonged direct contact of the product with the skin should be avoided.

  4. If Karanal accidentally comes into contact with the eyes or skin, rinse immediately with plenty of water; if irritation occurs, seek medical attention promptly.

  5. Laboratory waste must be disposed of in accordance with relevant local regulations and should not be dumped indiscriminately, as this would pollute the environment.

  6. During storage and transportation, the packaging should be protected from damage and contamination, and contact with substances that could impart unwanted odors should be avoided.

FAQ

1. What is Karanal?

Karanal is a cyclic acetal fragrance ingredient with a molecular weight of 266.42 and a boiling point of 330℃. It is commonly used in floral fragrance formulations to improve the softness and stability of the scent. 


2. Is this product suitable for industrial-scale fragrance production?

Yes. Provided it meets quality standards and regulatory requirements, Karanal is suitable for pilot-scale and industrial-scale fragrance production. 


3. Is Karanal soluble in water?

This compound is insoluble in water, but soluble in ethanol, essential oils, and various organic solvents, making it suitable for use in fragrance systems. 


4. What is the role of Karanal in fragrances?

It is primarily used to enhance the roundness of floral notes, balance the fragrance structure, and improve the overall stability of the perfume. 


Wolfa professionally supplies Karanal, supporting small-batch sampling and large-volume procurement needs. Packaging options include ordinary glass bottles, glass ampoules, metal ampoules, etc.


For product analysis reports (such as COA) or procurement consulting, please feel free to contact us at jomin@wolfabio.com at any time. 

Reliable Sourcing | Custom Synthesis | Consistent Quality for R&D and Scale-Up

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