(+)-Pulegone

Molecular & Flavor Profile
Common name: (+)-Pulegone
IUPAC name: (5R)-5-methyl-2-propan-2-ylidenecyclohexan-1-one
SMILES: CC1CCC(=C(C)C)C(=O)C1
CAS: 89-82-7
Flavor Profile: Not Available
FEMA Flavor Profile: Mint , Cool
FEMA Number: 2963
Taste: Not Available
Odor: pleasant odor, midway between peppermint and camphor
Functional Groups: carbonyl compound, ketone, alkene
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External IDs  

PubChem ID: 442495
FooDB ID: NA
SuperSweet ID: NA
BitterDB ID: NA

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Entities that contain (+)-Pulegone

  • Black Tea
  • Buchu
  • Chamomile
  • Mentha Oil
  • Sweet Grass
  • Black Currant
  • Blackberry
  • Blueberry
  • Basil
  • Cornmint
  • Lemon Balm
  • Rosemary
  • Spearmint
  • Scotch Spearmint
  • Thyme
  • Anise Hyssop
  • Oregano
  • Peppermint

Physicochemical Properties

  • Molecular weight: 152.237 g/mol
  • HBD count: 0
  • HBA count: 1
  • Number of rotatable bonds: 0
  • Complexity: 197.0
  • Topological Polor Surface Area: 17.1 A^2
  • Monoisotopic Mass: 152.12 g/mol
  • Exact Mass: 152.12 g/mol
  • XlogP: 2.8
  • Charge: 0 C(coulomb)
  • Heavy Atom Count: 11
  • Atom Stereocenter Count: 1
  • Defined Atom Stereocenter Count: 1
  • Undefined Atom Stereocenter Count: 0
  • Bond Stereocenter Count: 0
  • Defined Bond Stereocenter Count: 0
  • Undefined Bond Stereocenter Count: 0
  • Isotope Atom Count: 0
  • Covalently Bonded Unit Count: 1
  • InChI: InChI=1S/C10H16O/c1-7(2)9-5-4-8(3)6-10(9)11/h8H,4-6H2,1-3H3/t8-/m1/s1
  • Volume 3D: 131.3

Nomenclature

  • Common name: (+)-Pulegone
  • IUPAC name: (5R)-5-methyl-2-propan-2-ylidenecyclohexan-1-one
  • CAS numbers: 89-82-7
  • SMILES: CC1CCC(=C(C)C)C(=O)C1
  • InChI: InChI=1S/C10H16O/c1-7(2)9-5-4-8(3)6-10(9)11/h8H,4-6H2,1-3H3/t8-/m1/s1
  • FlavorDB/FEMA name: PULEGONE
  • Synonyms: p-Menth-4(8)-en-3-one; 1-Methyl-4-isopropylidenecyclohexan-3-one; Cyclohexanone, 5-methyl-2-(1-methylethyli-dene)-, (R)-; 1-Isopropylidene-4-methyl-2-cyclohexanone; p-Menth-4(8)-en-3-one; p-Menth-4(8)-en-3-one, (R)-(+)-; d-p-Menth-4(8)-en-3-one; 4(8)-p-Menthen-3-one; 1-Methyl-4-isopropylidene-3-cyclohexanone; 3-Methyl-6-isopropylidenecyclohexanone; Pulegon; Pulegone; Pulegone, (D); d-Pulegone; (+)-Pulegone; (+)-(R)-Pulegone; (R)-(+)-Pulegone
  • NAS number: 2963
  • EINECS number: 201-943-2
  • JECFA number: 753

Description

  • FEMA flavor profile: Mint, Cool
  • Odor: pleasant odor, midway between peppermint and camphor
  • Functional groups: carbonyl compound, ketone, alkene
  • Bitter compound: No
  • Source description: Pulegone has a pleasant odor, somewhat similar to peppermint and camphor

Regulatory Status

  • FDA status: 21 CFR 172.515
  • JECFA status: Acceptable. No safety concern at current levels of intake when used as a flavoring agent (2000)

Aroma/Taste Threshold Values

  • Aroma threshold values: 130 ppb. Aroma characteristics at 1.0%; minty cooling, herbal green, sweet, clean spicy, with wintergreen nuances
  • Taste threshold values: Taste characteristics at 20 ppm; minty, terpy, cooling, woody pine, citrus lime, with fresh green peppermint notes

Natural Occurence

  • Occurrence summary: Naturally occurring; Reported in 18 FlavorDB source entities
  • Source entity count: 18
  • Representative sources: Black Tea, Buchu, Chamomile, Mentha Oil, Sweet Grass, Black Currant, Blackberry, Blueberry, Basil, Cornmint
  • Documented natural occurrence: The. l-form. is. found. in. the. essential. oils. of. Agastache formosana,. Israeli. orange,. Barosma betulina. and Barosma crenulata; the d-form is the most abundant and is found in pennyroyal oils. Also reported found in rabbiteye blueberry, black currants (buds), fresh blackberry, heated blackberry, peppermint oil, corn mint oil, spearmint oil, Scotch spearmint oil, other Mentha oils, thyme, black tea, origanum, Ocimum basilicum varieties, rosemary, lemon balm, buchu oil, anise hyssop, sweet grass oil and German chamomile oil

Composition

  • Molecular formula: C10H16O
  • Molecular composition: C: 0.789, H: 0.106, O: 0.105
  • Number of atoms: 11

ADMET Properties

  • ADMET Solubility: -3.5260000000000002
  • ADMET Solubility Level: 3.0
  • ADMET BBB: 0.466
  • ADMET BBB Level: 1.0
  • ADMET EXT Hepatotoxic: -4.23232
  • ADMET EXT Hepatotoxic prediction md: False
  • ADMET EXT Hepatotoxic applicability: All properties and OPS components are within expected ranges.
  • ADMET EXT Hepatotoxic applicability md: 8.79846
  • ADMET EXT Hepatotoxic applicability mdpvalue: 0.559612
  • ADMET Absorption Level: 0.0
  • ADMET EXT PPB: -0.736314
  • ADMET EXT PPB prediction: True
  • ADMET EXT PPB applicability: All properties and OPS components are within expected ranges.
  • ADMET EXT PPB applicability md: 8.447610000000001
  • ADMET EXT PPB applicability mdpvalue: 0.9997959999999999
  • ADMET unknown AlogP98: 0.0
  • ADMET AlogP98: 2.891
  • ADMET PSA 2D: 17.3

2D/3D Properties

  • Number of atoms: 11
  • Molecular formula: C10H16O
  • Molecular composition: C: 0.789, H: 0.106, O: 0.105
  • Molecular mass: 152.12 g/mol
  • Energy: 4.76 Kcal/M
  • AlogP: 2.891
  • LogD: 2.891
  • Molecular Solubilty: -2.013
  • Number of aromatic bonds: 0
  • Number of aromatic rings: 0
  • Number of H acceptor: 1
  • Number of H acceptor lipinski: 1
  • Number of H donor: 0
  • Number of H donor lipinski: 0
  • Number of H bonds: 0
  • Number of rings: 1
  • Surface area(SA): 187.45 A^2
  • Molecular SASA(Solvent accessible SA): 341.524 A^2
  • Radius of gyration: 1.43119 A
  • Molecular 3D SASA: 314.348 A^2

Consumption

  • Consumption: 53.33 lb
  • Individual intake: 0.00004519 mg/kg/day
  • Trade association guidelines: 6.249 mg
  • IOFI: Nature Identical

Specifications

  • Specifications: (JECFA, 2000); Acid value (max); 1.0; Refractive index; 1.483–1.491 (20°C); Appearance; Colorless to yellow liquid; Solubility; Soluble in oils; insoluble in water;; miscible to soluble in alcohol; Assay (min); 95%; Specific gravity; 0.927–0.939 (25°C); Boiling point; 224°C

Reported Uses

  • Reported uses (ppm): (FEMA, 1994)
  • Food category usual/max:
    Food categoryUsual (ppm)Max (ppm)
    Alcoholic beverages6.9310.52
    Gelatins, puddings25.2427.28
    Baked goods30.0835.37
    Nonalcoholic beverages7.059.07
    Chewing gum1.151.96
    Soft candy23.1627.39
    Frozen dairy20.0727.98

Synthesis

  • Synthesis: Isolated from pennyroyal oil (Moroccan or Spanish); synthesis from 3-methyl cyclohexanone. The structure has been defined by the work of several authors; the d-, l- and dl-forms are known; the dl-form is prepared synthetically and is not found in nature

Physical-Chemical Characteristics

  • Empirical formula / MW: C10H16O/152.24

Details of "Molecular & Flavor Profile" and physicochemical properties were obtained from PubChem Substance & Compound Databases, FooDB, Flavornet, SuperSweet, and BitterDB. 2D/3D and ADMET properties were obtained with Discovery Studio.