2-Carene

Overview IFRA Botanical Request a quote

  • Identifiers

    CAS number
    554-61-0

    Molecular formula
    C10H16

    SMILES
    CC1=CC2C(C2(C)C)CC1

    Safety labels

    Flammable
    Flammable

    Irritant
    Irritant

    Health Hazard
    Health

    Environmental Hazard
    Environmental

    Retention indicies (RI)

    • DB5: 999.5
    • Carbowax: 1126.0

  • Odor profile

    woody 86.06%
    spicy 56.8%
    herbal 52.86%
    sweet 51.08%
    fresh 46.78%
    dry 45.19%
    terpenic 43.29%
    green 41.62%
    pine 40.99%
    citrus 38.74%

    Scent© AI

  • Properties

    XLogP3-AA
    2.8 Well soluble in DEP, IAA, BB

    Molecular weight
    136.23 g/mol

    Vapor pressure est.

    • hPa @ 20°C
    • hPa @ 25°C

    Evaporation rate
    Very fast

    Boiling point est.
    163°C

  • Synonyms

    • 2-Carene
    • 3,7,7-Trimethylbicyclo[4.1.0]hept-2-ene
    • 554-61-0
    • 4,7,7-trimethylbicyclo[4.1.0]hept-4-ene
    • DTXSID00858821
    • 4,7,7-trimethylbicyclo(4.1.0)hept-4-ene
    • 3,7,7-TRIMETHYLBICYCLO(4.1.0)HEPT-2-ENE
    • delta-2-carene
    • Bicyclo(4.1.0)hept-2-ene, 3,7,7-trimethyl-
    • Bicyclo[4.1.0]hept-2-ene, 3,7,7-trimethyl-
    • CHEMBL2286984
    • DTXCID70809567
    • CHEBI:184750
    • AKOS025295339
    • DB-070610
    • NS00122154
1 4

IFRA Standard 51

Recommendation
No restriction
Maximum acceptable concentrations in the finished product (%)
Category 1
Products applied to the lips
 No restriction Category 7A
Rinse-off products applied to the hair with some hand contact
 No restriction
Category 2
Products applied to the axillae
 No restriction Category 7B
Leave-on products applied to the hair with some hand contact
 No restriction
Category 3
Products applied to the face/body using fingertips
 No restriction Category 8
Products with significant anogenital exposure
 No restriction
Category 4
Products related to fine fragrance
 No restriction Category 9
Products with body and hand exposure, primarily rinse off
 No restriction
Category 5A
Body lotion products applied to the body using the hands (palms), primarily leave on
 No restriction Category 10A
Household care products with mostly hand contact
 No restriction
Category 5B
Face moisturizer products applied to the face using the hands (palms), primarily leave on
 No restriction Category 10B
Household care products with mostly hand contact, including aerosol/spray products (with potential leave-on skin contact)
 No restriction
Category 5C
Hand cream products applied to the hands using the hands (palms), primarily leave on
 No restriction Category 11A
Products with intended skin contact but minimal transfer of fragrance to skin from inert substrate without UV exposure
 No restriction
Category 5D
Baby Creams, baby Oils and baby talc
 No restriction Category 11B
Products with intended skin contact but minimal transfer of fragrance to skin from inert substrate with potential UV exposure
 No restriction
Category 6
Products with oral and lip exposure
 No restriction Category 12
Products not intended for direct skin contact, minimal or insignificant transfer to skin
 No restriction

Botanical

Name CAS Botanical Proportion
Juniperus martinezii Juniperus martinezii Perez de la Rosa, fam. Cupressaceae 0.05%
Juniperus flaccida var. flaccida Juniperus flaccida Schlecht, var. flaccida, fam. Cupressaceae 0.4%
Juniperus flaccida var. poblana Juniperus flaccida var. poblana Martinez, fam. Cupressaceae 1.7%
Cascarilla 2 8007-06-5 Croton eluteria Bennett, fam. Euphorbiaceae 0.21%
Lepechinia urbanii Lepechinia urbanii (Briq.) Epling, fam. Lamiaceae (Labiatae) 0.01%
Pepper, black (variety Muntok) 8006-82-4 Piper nigrum L., variety Muntok, fam. Piperaceae 0.02%
Juniper leaf 2 8012-91-7 Juniperus communis L., fam. Cupressaceae 0.66%
Eucalyptus citriodora (China) 2 8000-48-4 Eucalyptus citriodora Hook. f., fam. Myrtaceae 0.1%
Pepper, black (China) 1 fruit 8006-82-4 Piper nigrum L., fam. Piperaceae 1.03%
Pepper, white (China) 8006-82-4 Piper nigrum L., fam. Piperaceae 0.98%
Thymus mongolicus (China) 2 Thymus mongolicus Ronn., fam. Lamiaceae (Labiatae) 1.49%
Torreya grandis 1 Torreya grandis Fort., fam. Taxaceae 1.11%
Citron (China) peel 1b Citrus medica L., cultivar sarcodactylis (Noot.) Swingle, fam. Rutaceae 0.42%
Cinnamomum parthenoxylum (China) 1a Cinnamomum parthenoxylum (Jack) Nees, fam. Lauraceae 1.57%
Cinnamomum parthenoxylum (China) 1b Cinnamomum parthenoxylum (Jack) Nees, fam. Lauraceae 0.1%
Cinnamomum parthenoxylum (China) 1c Cinnamomum parthenoxylum (Jack) Nees, fam. Lauraceae 0.1%
Cinnamomum parthenoxylum (China) 1d Cinnamomum parthenoxylum (Jack) Nees, fam. Lauraceae 0.16%
Cinnamomum parthenoxylum (China) 1e Cinnamomum parthenoxylum (Jack) Nees, fam. Lauraceae 0.1%
Cinnamomum parthenoxylum (China) 1f Cinnamomum parthenoxylum (Jack) Nees, fam. Lauraceae 0.26%
Cajuput (China) 8008-98-8 Melaleuca cajuputi Powell, var. cajuputi, fam. Myrtaceae 0.18%
Amomum tsao-ko (China) 2 Amomum tsao-ko Crevost et Lemiare, fam. Zingiberaceae 0.1%
Dendrobium chrysatoxum flower (China) Dendrobium chrysatoxum Lindl., fam. Orchidaceae 15.82%
Eucalyptus robusta (China) Eucalyptus robusta Smith, fam. Myrtaceae 0.85%
Juniperus rigida (Japan) 2 Juniperus rigida Mig., fam. Cupressaceae 0.2%
Juniperus rigida (China) Juniperus rigida Mig., fam. Cupressaceae 0.8%
Juniperus rigida (Korea) Juniperus rigida Mig., fam. Cupressaceae 1.0%
Pistacia vera fruit hull (Turkey) Pistacia vera L., fam. Anacardiaceae 0.41%
Ageratum houstonianum (India) Ageratum houstonianum Mill., fam. Asteraceae (Compositae) 0.17%
Scaligeria lazica fruit (Turkey) Scaligeria lazica Boiss., fam. Apiaceae (Umbelliferae) 0.86%
Thymus pulegioides (Italy) Thymus pulegioides L., fam. Lamiaceae (Labiatae) 0.05%
Angelica root (France) 1 8015-64-3 Angelica archangelica L., fam. Apiaceae (Umbelliferae) 0.2%
Pinus sibirica (Mongolia) 1b Pinus sibirica (Rupr.) Mayr (Siberian pine), fam. Pinaceae 0.01%
Monodora brevipes seed (Cameroon) Monodora brevipes Benth., fam. Annonaceae 0.01%
St. John's wort (Turkey) 84082-80-4 Hypericum perforatum L., fam. Guttiferae (Hypericaceae) 0.8%
Hypericum scabrum (Turkey) Hypericum scabrum L., fam. Guttiferae (Hypericeae) 0.3%
Helichrysum stoechas (France) 8023-85-8 Helichrysum stoechas L., fam. Asteraceae (Compositae) 0.01%
Cymbopogon nardus, var. confertiflorus Cymbopogon naruds (L.) Rendle, var., confertiflorus (Steud.), fam. Poaceae 1.1%
Mango (India) 1c cv. Desi 90063-86-8 Mangifera indica L. cv. Desi, fam. Anacardiaceae 0.9%
Nepeta racemosa (Iran) Nepeta racemosa Lam. (syn. N. mussinii Spreng.), fam. Lamiaceae (Labiatae) 0.3%
Juniper leaf (Sweden) 8012-91-7 Juniperus communis L., fam. Cupressaceae 0.2%
Juniperus cedrus (Portugal-Madeira) Juniperus cedrus Webb & Berth. (J. oxycedrus L), fam. Cupressaceae 1.0%
Aristolochia gibertii stem Aristolochia gibertii Hook., fam. Aristolochiaceae 0.1%
Protium heptaphyllum 2b fruit Protium heptaphyllum (Aubl.) March., fam. Burseraceae 2.7%
Protium heptaphyllum 2c resin Protium heptaphyllum (Aubl.) March., fam. Burseraceae 0.3%
Eupatorium cannabinum Eupatorium cannabinum L. ssp. cannabinum, fam. Astercaceae (Compositae) 6.5%
Turmeric (Reunion Island) 1b leaf 8024-37-1 Curcuma longa L. (C. domestica Val.), fam. Zingiberaceae 0.1%
Turmeric (Reunion Island) 1c flower 8024-37-1 Curcuma longa L. (C. domestica Val.), fam. Zingiberaceae 0.2%
Pinus sylvestris 8 8023-99-2 Pinus sylvestris L. (Scotch pine), fam. Pinaceae 0.05%
Thymus capitatus (Tunisia) Thymus capitatus (L.) Hoffmanns et Link, fam. Lamiaceae (Labiatae) 0.01%
Pinus sylvestris (Lithuania) 8023-99-2 Pinus sylvestris L. (Scotch pine), fam. Pinaceae 0.01%