delta-Decalactone, (+)-

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  • Identifiers

    CAS number
    2825-91-4

    Molecular formula
    C10H18O2

    SMILES
    CCCCC[C@@H]1CCCC(=O)O1

  • Odor profile

    Fragrance
    Sweet 87.76%
    Fatty 86.85%
    Creamy 83.59%
    Coconut 81.72%
    Fruity 77.43%
    Buttery 72.49%
    Peach 69.97%
    Milky 69.48%
    Dairy 67.86%
    Lactonic 67.08%

     

    Flavor
    Coconut 81.53%
    Sweet 79.64%
    Creamy 76.85%
    Peach 74.91%
    Fatty 66.08%
    Fruity 62.64%
    Waxy 62.54%
    Oily 55.72%
    Dairy 55.44%
    Buttery 50.44%

     

    Odor impact est.
    Medium

  • Properties

    XLogP3-AA
    2.5

    pKa est.
    8.05 (weak base)

    Molecular weight
    170.25 g/mol

    Vapor pressure est.

    • hPa @ 20°C
    • hPa @ 25°C

    Evaporation rate
    Ultra slow

    Boiling point est.
    275°C

    Flash point

    • 96.51 ˚C est.

  • Synonyms

    • delta-Decalactone, (+)-
    • (R)-delta-Decalactone
    • (6R)-6-pentyloxan-2-one
    • D-delta-Decalactone
    • (5R)-(+)-Decanolide
    • 2825-91-4
    • (R)-6-Pentyltetrahydropyran-2-one
    • R-(+)-delta-Decalactone
    • delta-Decalactone R-form [MI]
    • UNII-37370L6J1V
    • (6R)-Tetrahydro-6-pentyl-2H-pyran-2-one
    • 37370L6J1V
    • 2H-Pyran-2-one, tetrahydro-6-pentyl-, (6R)-
    • (+)-delta-decalactone
    • D-.DELTA.-DECALACTONE
    • (R)-.DELTA.-DECALACTONE
    • R-(+)-.DELTA.-DECALACTONE
    • .DELTA.-DECALACTONE, (+)-
    • .DELTA.-DECALACTONE R-FORM [MI]
    • SCHEMBL9192649
    • DELTA-DECALACTONE R-FORM
    • DTXSID70904960
    • AKOS006278778
    • (R)-6-Pentyltetrahydro-2H-pyran-2-one
    • (6R)-6-pentyltetrahydro-2H-pyran-2-one
    • Q27256617

  • Applications

    delta-Decalactone, (+) (CAS 2825-91-4) is a lactone with a fruity, peach-like aroma used mainly as a fragrance ingredient in perfumery and cosmetics; it is also employed as a peach-flavor note in foods and beverages; in household products such as air fresheners and cleaners, it provides a fruity scent; it is sometimes used as a specialty aroma chemical in the fragrance and flavor industries to build fruity profiles.

    gpt-5-nano

  • Solubility @25˚C

    Solvent Solubility (g/L)
    ethanol 4931.77
    methanol 5427.64
    isopropanol 3837.55
    water 0.19
    ethyl acetate 3951.96
    n-propanol 3185.94
    acetone 6819.69
    n-butanol 2872.81
    acetonitrile 3897.99
    DMF 4035.15
    toluene 1220.91
    isobutanol 2255.39
    1,4-dioxane 3682.2
    methyl acetate 2388.19
    THF 5047.45
    2-butanone 3408.1
    n-pentanol 1795.58
    sec-butanol 2394.66
    n-hexane 347.18
    ethylene glycol 366.38
    NMP 2427.21
    cyclohexane 467.52
    DMSO 5157.54
    n-butyl acetate 2880.59
    n-octanol 625.8
    chloroform 6956.89
    n-propyl acetate 1977.08
    acetic acid 2905.79
    dichloromethane 6159.15
    cyclohexanone 4312.28
    propylene glycol 654.89
    isopropyl acetate 2407.7
    DMAc 1907.12
    2-ethoxyethanol 1556.26
    isopentanol 2395.99
    n-heptane 116.59
    ethyl formate 1947.54
    1,2-dichloroethane 3933.19
    n-hexanol 1818.49
    2-methoxyethanol 2975.59
    isobutyl acetate 1132.37
    tetrachloromethane 670.56
    n-pentyl acetate 1312.11
    transcutol 7192.95
    n-heptanol 549.46
    ethylbenzene 545.62
    MIBK 1617.99
    2-propoxyethanol 2257.48
    tert-butanol 3337.53
    MTBE 2926.69
    2-butoxyethanol 1044.81
    propionic acid 2039.1
    o-xylene 590.88
    formic acid 587.1
    diethyl ether 3676.74
    m-xylene 741.02
    p-xylene 700.28
    chlorobenzene 1900.65
    dimethyl carbonate 564.56
    n-octane 50.7
    formamide 928.04
    cyclopentanone 4015.38
    2-pentanone 3351.93
    anisole 1112.66
    cyclopentyl methyl ether 2311.97
    gamma-butyrolactone 4106.12
    1-methoxy-2-propanol 2374.98
    pyridine 3850.84
    3-pentanone 1707.56
    furfural 2713.44
    n-dodecane 42.58
    diethylene glycol 1266.88
    diisopropyl ether 812.88
    tert-amyl alcohol 2141.25
    acetylacetone 2908.22
    n-hexadecane 52.07
    acetophenone 952.87
    methyl propionate 2108.93
    isopentyl acetate 2140.97
    trichloroethylene 6415.6
    n-nonanol 504.35
    cyclohexanol 2220.73
    benzyl alcohol 955.28
    2-ethylhexanol 905.18
    isooctanol 454.32
    dipropyl ether 1142.57
    1,2-dichlorobenzene 1410.37
    ethyl lactate 502.63
    propylene carbonate 2029.84
    n-methylformamide 2068.34
    2-pentanol 1862.84
    n-pentane 254.62
    1-propoxy-2-propanol 1711.78
    1-methoxy-2-propyl acetate 1742.21
    2-(2-methoxypropoxy) propanol 1003.55
    mesitylene 438.67
    ε-caprolactone 3294.89
    p-cymene 303.6
    epichlorohydrin 4208.48
    1,1,1-trichloroethane 3245.12
    2-aminoethanol 995.34
    morpholine-4-carbaldehyde 2432.35
    sulfolane 3764.47
    2,2,4-trimethylpentane 105.79
    2-methyltetrahydrofuran 3948.91
    n-hexyl acetate 1670.81
    isooctane 99.35
    2-(2-butoxyethoxy)ethanol 1579.53
    sec-butyl acetate 1239.99
    tert-butyl acetate 1928.2
    decalin 178.3
    glycerin 710.13
    diglyme 2603.22
    acrylic acid 1454.33
    isopropyl myristate 502.39
    n-butyric acid 3747.93
    acetyl acetate 1787.14
    di(2-ethylhexyl) phthalate 447.75
    ethyl propionate 1439.74
    nitromethane 4019.18
    1,2-diethoxyethane 2500.09
    benzonitrile 1796.1
    trioctyl phosphate 310.7
    1-bromopropane 2762.44
    gamma-valerolactone 4141.74
    n-decanol 352.68
    triethyl phosphate 376.5
    4-methyl-2-pentanol 857.49
    propionitrile 2701.4
    vinylene carbonate 1828.81
    1,1,2-trichlorotrifluoroethane 2278.86
    DMS 1003.0
    cumene 335.19
    2-octanol 427.11
    2-hexanone 1868.11
    octyl acetate 628.11
    limonene 531.71
    1,2-dimethoxyethane 3050.25
    ethyl orthosilicate 383.16
    tributyl phosphate 452.68
    diacetone alcohol 1616.15
    N,N-dimethylaniline 596.53
    acrylonitrile 2927.09
    aniline 1691.65
    1,3-propanediol 1671.99
    bromobenzene 2177.22
    dibromomethane 4326.2
    1,1,2,2-tetrachloroethane 4776.71
    2-methyl-cyclohexyl acetate 791.48
    tetrabutyl urea 518.27
    diisobutyl methanol 463.81
    2-phenylethanol 1037.53
    styrene 883.18
    dioctyl adipate 703.88
    dimethyl sulfate 779.5
    ethyl butyrate 1304.39
    methyl lactate 684.33
    butyl lactate 842.31
    diethyl carbonate 706.1
    propanediol butyl ether 1050.13
    triethyl orthoformate 707.53
    p-tert-butyltoluene 293.21
    methyl 4-tert-butylbenzoate 732.08
    morpholine 4689.97
    tert-butylamine 2009.56
    n-dodecanol 254.73
    dimethoxymethane 2172.38
    ethylene carbonate 1672.8
    cyrene 626.15
    2-ethoxyethyl acetate 1586.73
    2-ethylhexyl acetate 1461.44
    1,2,4-trichlorobenzene 1581.96
    4-methylpyridine 3596.37
    dibutyl ether 1190.59
    2,6-dimethyl-4-heptanol 463.81
    DEF 2674.53
    dimethyl isosorbide 1377.9
    tetrachloroethylene 2819.74
    eugenol 734.21
    triacetin 1153.68
    span 80 935.42
    1,4-butanediol 581.2
    1,1-dichloroethane 4694.18
    2-methyl-1-pentanol 1415.21
    methyl formate 1296.18
    2-methyl-1-butanol 1948.37
    n-decane 80.69
    butyronitrile 3397.68
    3,7-dimethyl-1-octanol 688.97
    1-chlorooctane 477.27
    1-chlorotetradecane 152.42
    n-nonane 80.99
    undecane 56.23
    tert-butylcyclohexane 162.16
    cyclooctane 114.38
    cyclopentanol 2162.37
    tetrahydropyran 4964.55
    tert-amyl methyl ether 1503.24
    2,5,8-trioxanonane 1600.86
    1-hexene 1487.43
    2-isopropoxyethanol 1184.21
    2,2,2-trifluoroethanol 533.88
    methyl butyrate 2263.9

    Scent© AI

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