L

Limonene

IUPAC: (4R)-1-methyl-4-prop-1-en-2-ylcyclohexene

C10H16 Organic Compounds CAS 5989-27-5
AllChemicals — The Online Chemical Glossary | https://allchemicals.info/chemical/limonene
Expert Written | Fact Checked | Sources Cited | AllChemicals Editorial Team
Quick Reference
Formula / NotationC10H16
CAS Number5989-27-5
Molecular Weight136.23
Melting Point-142.4 °F (NTP, 1992)
Boiling Point348 to 349 °F at 760 mmHg (NTP, 1992)
Density0.8411 at 68 °F (NTP, 1992) - Less dense than water; will float
Solubilityless than 1 mg/mL at 67.1 °F (NTP, 1992)
AppearanceD-limonene is a clear colorless mobile liquid with a pleasant lemon-like odor. (NTP, 1992)
Also Known As(4R)-1-methyl-4-prop-1-en-2-ylcyclohexene; D-Limonene; 5989-27-5; (+)-Limonene; (R)-(+)-Limonene; (D)-Limonene; (+)-(4R)-Limonene; (4R)-Limonene; (R)-4-Isopropenyl-1-methyl-1-cyclohexene; D-(+)-Limonene
CategoryOrganic Compounds

What is Limonene?

(4R)-limonene is an optically active form of limonene having (4R)-configuration. It has a role as a plant metabolite. It is an enantiomer of a (4S)-limonene.

Formula & Notation

C10H16

IUPAC Name: (4R)-1-methyl-4-prop-1-en-2-ylcyclohexene

Other Names / Synonyms: (4R)-1-methyl-4-prop-1-en-2-ylcyclohexene; D-Limonene; 5989-27-5; (+)-Limonene; (R)-(+)-Limonene; (D)-Limonene; (+)-(4R)-Limonene; (4R)-Limonene; (R)-4-Isopropenyl-1-methyl-1-cyclohexene; D-(+)-Limonene

Properties & Characteristics

Appearance: D-limonene is a clear colorless mobile liquid with a pleasant lemon-like odor. (NTP, 1992). Molecular formula: C10H16. Molecular weight: 136.23 g/mol. Boiling point: 348 to 349 °F at 760 mmHg (NTP, 1992). Melting point: -142.4 °F (NTP, 1992). Density: 0.8411 at 68 °F (NTP, 1992) - Less dense than water; will float. Solubility: less than 1 mg/mL at 67.1 °F (NTP, 1992). Vapor pressure: 1 mmHg at 57 °F ; 5 mmHg at 104.7 °F; 10 mmHg at 128.8 °F (NTP, 1992). LogP: 3.4.

Physical Data

PropertyValue
Melting Point-142.4 °F (NTP, 1992)
Boiling Point348 to 349 °F at 760 mmHg (NTP, 1992)
Density0.8411 at 68 °F (NTP, 1992) - Less dense than water; will float
Molecular Weight136.23
Solubilityless than 1 mg/mL at 67.1 °F (NTP, 1992)
AppearanceD-limonene is a clear colorless mobile liquid with a pleasant lemon-like odor. (NTP, 1992)

Uses & Applications

Used as an industrial feedstock, solvent, pharmaceutical intermediate, flavoring agent, or chemical building block.

Safety Information

Flammable or irritant. Many organic compounds are flammable liquids or vapours. Keep away from ignition sources. Consult SDS for specific hazard data.

Always consult the SDS/MSDS before handling any chemical. This information is for educational purposes only.

Key Facts

Term Limonene
Formula C10H16
CAS Number 5989-27-5
Molecular Weight 136.23
Category Organic Compounds
Index All "L" terms
Synonyms (4R)-1-methyl-4-prop-1-en-2-ylcyclohexene; D-Limonene; 5989-27-5; (+)-Limonene; (R)-(+)-Limonene; (D)-Limonene; (+)-(4R)-Limonene; (4R)-Limonene; (R)-4-Isopropenyl-1-methyl-1-cyclohexene; D-(+)-Limonene

Frequently Asked Questions

(4R)-limonene is an optically active form of limonene having (4R)-configuration. It has a role as a plant metabolite. It is an enantiomer of a (4S)-limonene.

More "L" Terms

L-Alanine C3H7NO2 L-Arginine C6H14N4O2 L-Asparagine C4H8N2O3 L-Aspartic acid C4H7NO4 L-Cysteine C3H7NO2S L-Glutamic acid C5H9NO4 L-Glutamine C5H10N2O3 L-Histidine C6H9N3O2 L-Isoleucine C6H13NO2 L-Leucine C6H13NO2 L-Lysine C6H14N2O2 L-Methionine C5H11NO2S
View all "L" terms →
A B C D E F G H I J K L M N O P Q R S T U V W X Y Z
Editorial standards: Chemical data is sourced from peer-reviewed literature, CAS Registry, NIST WebBook, and PubChem. Safety information reflects guidance from OSHA, ECHA, and IAEA. For educational purposes only — always consult official SDS documentation and qualified professionals before handling chemicals.

AllChemicals.info — The Online Chemical Glossary | https://allchemicals.info/chemical/limonene

For educational purposes only. Verify all information before use.