(R)-2-methyl-5-(1-methylethyl)-1,3-Cyclohexadiene, CAS No. 4221-98-1

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4221-98-1

Catalog No. EBD53709

CAS 4221-98-1

Name (R)-2-methyl-5-(1-methylethyl)-1,3-Cyclohexadiene

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Basic Information

Synonyms: 1,3-Cyclohexadiene,2-methyl-5-(1-methylethyl)-,(5R)- 1,3-Cyclohexadiene,2-methyl-5-(1-methylethyl)-,(theta)- (5R)-2-methyl-5-(propan-2-yl)cyclohexa-1,3-diene (R)-α-Phellandrene (-)-&alpha (R)-5-isopropyl-2-methylcyclohexa-1,3-diene alpha-Phellandrenel-form

Molecular Formula: C10H16

Molecular Weight: 136.23

MDL Number: MFCD00062988

Categories: Functional Chemicals > Consumer & Industrial Chemicals > Fragrances and Flavors Functional Chemicals > Cosmetics and Synthetic Ingredients > Cosmetic-grade Fragrances

Product Description:

(R)-α-Phellandrene is a monoterpene hydrocarbon characterized by a p-menthadiene structure. It is a colorless to pale yellow liquid with a distinctive, fresh, citrusy, and slightly minty or peppery aroma. It is a natural constituent found in various essential oils, including those from eucalyptus, ginger, dill, and peppermint. Its primary application is as a fragrance ingredient in the flavor and fragrance industry. It is used to impart fresh, citrus, herbal, and spicy notes to perfumes, cosmetics, personal care products, and household cleaners. It is also employed as a flavoring agent in food and beverages. Additionally, (R)-α-Phellandrene exhibits some biological activities and has been studied for potential insecticidal and antimicrobial properties, though these are not its dominant commercial uses. As a volatile organic compound, it should be handled with care. It may cause skin and eye irritation upon contact and can be harmful if swallowed or inhaled. Proper ventilation and personal protective equipment are recommended during handling.

Physical Properties

Boiling Point: 171-174 °C(lit.)

Flash Point: 42 °C

Density: 0.844 g/mL at 20 °C(lit.)

Refractivity: n20/D 1.475

Storage: 2-8°C

Safety Information

Packing Level: III

Hazard Category: 3

Transport Codes: 2319

Analytical Data

Appearance: Colourless to slightly yellow, mobile liquid; peppery, woody, herbaceous aroma