2-Decenal

Overview IFRA Botanical Request a quote

  • Identifiers

    CAS number
    3913-81-3

    Molecular formula
    C10H18O

    SMILES
    CCCCCCC/C=C/C=O

    Safety labels

    Irritant
    Irritant

    Retention indicies (RI)

    • DB5: 1262.4
    • Carbowax: 1644.14

  • Odor profile

    green 87.54%
    fatty 87.52%
    waxy 80.0%
    citrus 79.04%
    fruity 73.27%
    aldehydic 72.36%
    orange 64.04%
    fresh 63.31%
    cucumber 61.69%
    melon 57.18%

    Scent© AI

  • Properties

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

    Molecular weight
    154.25 g/mol

    Vapor pressure est.

    • hPa @ 20°C
    • hPa @ 25°C

    Evaporation rate
    Moderately slow

    Melting point expt.

    • -8.92 °C. @ 760.00 mm Hg

    Boiling point

    • 78.00 to 80.00 °C. @ 3.00 mm Hg

    Solubility expt.

    • Soluble in most fixed oils; Insoluble in water
    • Soluble (in ethanol)

  • Synonyms

    • trans-2-Decenal
    • (E)-Dec-2-enal
    • 3913-81-3
    • decenal
    • 2-DECENAL
    • (E)-2-Decenal
    • 2-Decenal, (2E)-
    • 3-Heptylacrolein
    • Decenaldehyde
    • (2E)-2-Decenal
    • 2-Decen-1-al
    • Decylenic aldehyde
    • 2-Decenal, (E)-
    • 3913-71-1
    • FEMA No. 2366
    • trans-Dec-2-enal
    • (2E)-decenal
    • TRANS-2-DECEN-1-AL
    • 25447-70-5
    • EINECS 223-472-1
    • NSC 20747
    • E93S23U2BU
    • DTXSID5047035
    • AI3-36267
    • EINECS 223-474-2
    • 2-DECENAL [FHFI]
    • DECENALDEHYDE, TRANS-
    • DTXCID3027035
    • TRANS-2-DECEN-1-AL 10% IN ETHANOL
    • (E)-2-DECENAL [FCC]
    • NSC-20747
    • MFCD00014679
    • DTXSID8052065
    • UNII-E93S23U2BU
    • 2(e)-decenal
    • (E)2Decenal
    • dec-(e)-2-enal
    • 2Decenal, (E)
    • Dec-2(E)-enal
    • (2E)-dec-2-enal
    • 2Decenal, (2E)
    • Dec-2-enal, (E)
    • trans-2-Decenyl Aldehyde
    • (2E)-2-Decenal #
    • t-2-DCA
    • (E)-dec-2-en-1-al
    • SCHEMBL872778
    • CHEMBL507518
    • DTXCID3030632
    • FEMA 2366
    • CHEBI:133455
    • DAA91381
    • Tox21_302302
    • LMFA06000053
    • trans-2-Decenal, analytical standard
    • AKOS015839092
    • CS-W016267
    • HY-W015551
    • trans-2-Decenal, >=95.0% (GC)
    • trans-2-Decenal, >=95%, FCC, FG
    • NCGC00256196-01
    • AS-44363
    • LS-13867
    • CAS-3913-81-3
    • DB-372104
    • D1406
    • D1642
    • NS00012195
    • Q27277030
    • trans-2-Decenal (contains trans-2-Decenal Diethyl Acetal)
    • 223-472-1
    • 223-474-2
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
Caraway root 8000-42-8 Carum carvi L., fam. Apiaceae (Umbelliferae) 8.25%
Cardamom (Costa Rica) 8000-66-6 Elettaria cardamomum (L.) Maton, fam. Zingiberaceae 0.01%
Linden blossom bract Tilia cordata Mill. (Tilia glabra Vent.), fam. Tiliaceae 0.05%
Orange, bitter (Spain) 2 72968-50-4 Citrus aurantium L., ssp. amara Engl., fam. Rutaceae 0.02%
Cilantro (Coriander leaf) 3 8008-52-4 Coriandrum sativum L., fam. Apiaceae (Umbelliferae) 46.1%
Coriander fruit (Finland) 2 8008-52-4 Coriandrum sativum L., fam. Apiaceae (Umbelliferae) 0.07%
Coriander fruit (Finland) 1 8008-52-4 Coriandrum sativum L., fam. Apiaceae (Umbelliferae) 0.03%
Cilantro (Coriander leaf) 2 8008-52-4 Coriandrum sativum L., fam. Apiaceae (Umbelliferae) 27.0%
Cilantro (Coriander leaf) 4 8008-52-4 Coriandrum sativum L., fam. Apiaceae (Umbelliferae) 18.3%
Rhus coriaria Rhus coriaria L., fam. Anarcadiaceae 8.0%
Yuzu (Japan) 3 Citrus junos Sieb. ex Tanaka, fam. Rutaceae 0.01%
Lemon (Japan) 4 84929-31-7 Citrus limon (L.) Burm. f., fam. Rutaceae 0.01%
Heteromorpha trifoliata Heteromorpha trifoliata (Wendl.) Eckl. & Zey., fam.Apiaceae (Umbelliferae) 0.05%
Sideritis amasiaca (Turkey) Sideritis amasiaca Bornm., fam. Lamiaceae (Labiatae) 1.03%
Sideritis condensata Sideritis condensata Boiss. et Heldr., fam. Lamiaceae (Labiatae) 0.3%
Cilantro (Coriander leaf) 5a 8008-52-4 Coriandrum sativum L., fam. Apiaceae (Umbelliferae) 12.1%
Cilantro (Coriander leaf) 5b 8008-52-4 Coriandrum sativum L., fam. Apiaceae (Umbelliferae) 0.87%
Narcissus tazetta (var. chinensis) 8023-75-4 Narcissus tazetta L., var. chinensis, fam. Amaryllidaceae 0.05%
Narcissus tazetta (var. chinensis) headspace 8023-75-4 Narcissus tazetta L., var. chinensis, fam. Amarillidaceae 0.01%
Clementine (Italy) 3a Citrus clementina Hort. ex Tan., cultivar Oroval, fam. Rutaceae 0.01%
Clementine (Italy) 3b Citrus clementina Hort. ex Tan., cultivar Monreal, fam. Rutaceae 0.01%
Clementine (Italy) 3c Citrus clementina Hort. ex Tan., cultivar Comune, fam. Rutaceae 0.01%
Bactris gasipaes fruit Bactris gasipaes H.B.K., fam. Arecaceae 0.3%
Clementine (Uruguay) 1a Citrus clementina Hort. ex Tan., cultivar Nules, fam. Rutaceae 0.01%
Clementine (Uruguay) 1b Citrus clementina Hort. ex Tan., cultivar Comune, fam. Rutaceae 0.01%
Yuzu (Japan) 5 Citrus junos Sieb. ex Tanaka, fam. Rutaceae 0.01%
Yuzu (Korea) Citrus junos Sieb. ex Tanaka, fam. Rutaceae 0.01%
Mandarin (Uruguay) 3 8008-31-9 Citrus deliciosa Tenore cv. Nova (C. reticulata Blanco), fam. Rutaceae 0.01%
Orange, sweet (Italy) 8 Maltese 8028-48-6 Citrus sinensis (L.) Osbeck, cultivar Maltese, fam. Rutaceae 0.01%
Coriander fruit 5 8008-52-4 Coriandrum sativum L., fam. Apiaceae (Umbelliferae) 0.07%
Cilantro (Coriander leaf) 7 8008-52-4 Coriandrum sativum L., fam. Apiaceae (Umbelliferae) 2.41%
Seafennel (Greece) 89997-98-8 Crithmum maritimum L., fam. Apiaceae (Umbelliferae) 0.3%
Myrtle leaf (Turkey) 2 8008-46-6 Myrtus communis L., fam. Myrtaceae 0.05%
Anthoxanthum odoratum (Italy) 1a fresh leaf Anthoxanthum odoratum L., fam. Poaceae (Gramineae) 0.01%
Anthoxanthum odoratum (Italy) 1b hay Anthoxanthum odoratum L., fam. Poaceae (Gramineae) 0.1%
Fumana thymifolia Fumana thymifolia (L.) Spach ex Webb, fam. Cistaceae 0.05%
Catharanthus roseus leaf Catharanthus roseus (L.) G. Don, fam. Apocynaceae 0.1%
Catharanthus roseus marcs Catharanthus roseus (L.) G. Don, fam. Apocynaceae 0.8%
Mandarin (Italy) 8 8008-31-9 Citrus deliciosa Tenore (C. reticulata Blanco, cv.mandarin), fam. Rutaceae 0.01%
Tangerine (USA-Florida) 3 8008-31-9 Citrus reticulata Blanco, cultivar Dansy, fam. Rutaceae 0.01%
Tangerine (Vietnam) 8008-31-9 Citrus reticulata Blanco, cultivar Tangerine, fam. Rutaceae 0.01%
Cerastium candidissimum (Greece) Cerastium candidissimum Correns, fam. Caryophyllaceae 0.4%
Leea guineensis (Cameroon) 1b leaf Leea guineensis G. Don, fam. Leeaceae 0.5%
Yuzu (Japana) 6 Citrus junos Sieb. ex Tanaka, fam. Rutaceae 0.01%
Daidai (Japan) Citrus aurantium L., cultivar cyathifera Y. Tanaka, fam. Rutaceae 0.01%
Bergamot (Italy) 6 8007-75-8 Citrus bergamia Risso et Poiteau, fam. Rutaceae 0.01%
Coriander fruit (Argentina) 2 8000-52-4 Coriandrum sativum L., fam. Apiaceae (Umbelliferae) 0.35%
Coriander fruit 10 8008-52-4 Coriandrum sativum L., fam. Apiaceae (Umbelliferae) 0.15%
Osage orange fruit, 1b steamdistilled Maclura pomifera (Raf.) Schneid, fam. Moraceae 2.0%
Seafennel (Turkey) 2 89997-98-8 Crithmum maritimum L., fam. Apiaceae (Umbelliferae) 0.1%