1-Oxaspiro(5.5)undecene, 4-methyl-

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  • Identifiers

    CAS number
    68228-06-8

    Molecular formula
    C11H18O

    SMILES
    CC1CC2(CCCCC2)OC=C1

    Safety labels

    Irritant
    Irritant

  • Odor profile

    Herbal 78.68%
    Spicy 60.6%
    Mint 59.14%
    Woody 44.77%
    Camphoreous 37.52%
    Celery 34.69%
    Fresh 33.51%
    Natural 31.14%
    Tropical 30.88%
    Citrus 30.78%

    Scent© AI

  • Properties

    XLogP3-AA
    3.1

    Molecular weight
    166.26 g/mol

    Vapor pressure est.

    • hPa @ 20°C
    • hPa @ 25°C

    Evaporation rate
    Moderate

    Boiling point est.
    218°C

    Flash point est.
    74.79 ˚C

  • Synonyms

    • 4-Methyl-1-oxaspiro(5.5)undecene
    • 68228-06-8
    • 4-methyl-1-oxaspiro[5.5]undecene
    • EINECS 269-401-8
    • 4-METHYL-1-OXASPIRO[5.5]UNDEC-2-ENE
    • 1-Oxaspiro(5.5)undecene, 4-methyl-
    • 1-Oxaspiro[5.5]undecene, 4-methyl-
    • 1-Oxaspiro(5.5)undec-4-ene, 4-methyl
    • DTXSID6052403
    • SCHEMBL4938229
    • DTXCID8030976
    • WJHAXQNOQJKTQV-UHFFFAOYSA-N
    • NS00012954
    • 269-401-8

  • Solubility @25˚C

    Solvent Solubility (g/L)
    ethanol 350.93
    methanol 209.11
    isopropanol 376.26
    water 0.16
    ethyl acetate 549.79
    n-propanol 401.93
    acetone 459.85
    n-butanol 418.37
    acetonitrile 363.42
    DMF 348.52
    toluene 704.99
    isobutanol 360.97
    1,4-dioxane 909.94
    methyl acetate 456.42
    THF 1327.19
    2-butanone 546.47
    n-pentanol 279.66
    sec-butanol 387.4
    n-hexane 267.51
    ethylene glycol 40.96
    NMP 471.78
    cyclohexane 532.64
    DMSO 407.27
    n-butyl acetate 718.27
    n-octanol 337.93
    chloroform 2078.53
    n-propyl acetate 351.11
    acetic acid 218.99
    dichloromethane 1630.16
    cyclohexanone 918.1
    propylene glycol 90.86
    isopropyl acetate 381.26
    DMAc 336.16
    2-ethoxyethanol 221.22
    isopentanol 381.69
    n-heptane 325.43
    ethyl formate 319.7
    1,2-dichloroethane 832.06
    n-hexanol 683.1
    2-methoxyethanol 322.89
    isobutyl acetate 276.53
    tetrachloromethane 401.36
    n-pentyl acetate 393.44
    transcutol 1040.99
    n-heptanol 299.39
    ethylbenzene 315.22
    MIBK 364.32
    2-propoxyethanol 542.29
    tert-butanol 455.99
    MTBE 535.87
    2-butoxyethanol 310.25
    propionic acid 291.84
    o-xylene 379.9
    formic acid 34.2
    diethyl ether 623.11
    m-xylene 440.93
    p-xylene 357.55
    chlorobenzene 759.8
    dimethyl carbonate 151.6
    n-octane 115.99
    formamide 51.85
    cyclopentanone 864.76
    2-pentanone 506.56
    anisole 403.56
    cyclopentyl methyl ether 784.87
    gamma-butyrolactone 872.69
    1-methoxy-2-propanol 360.76
    pyridine 852.27
    3-pentanone 433.34
    furfural 603.46
    n-dodecane 94.24
    diethylene glycol 241.33
    diisopropyl ether 272.66
    tert-amyl alcohol 371.33
    acetylacetone 438.8
    n-hexadecane 108.15
    acetophenone 349.14
    methyl propionate 400.06
    isopentyl acetate 594.95
    trichloroethylene 1398.97
    n-nonanol 288.77
    cyclohexanol 609.22
    benzyl alcohol 282.43
    2-ethylhexanol 458.18
    isooctanol 240.39
    dipropyl ether 578.21
    1,2-dichlorobenzene 621.95
    ethyl lactate 147.61
    propylene carbonate 605.41
    n-methylformamide 172.49
    2-pentanol 349.45
    n-pentane 257.54
    1-propoxy-2-propanol 475.81
    1-methoxy-2-propyl acetate 460.51
    2-(2-methoxypropoxy) propanol 357.26
    mesitylene 312.1
    ε-caprolactone 768.35
    p-cymene 298.63
    epichlorohydrin 880.48
    1,1,1-trichloroethane 975.87
    2-aminoethanol 108.84
    morpholine-4-carbaldehyde 483.79
    sulfolane 882.68
    2,2,4-trimethylpentane 114.18
    2-methyltetrahydrofuran 1056.22
    n-hexyl acetate 589.52
    isooctane 111.95
    2-(2-butoxyethoxy)ethanol 441.97
    sec-butyl acetate 270.23
    tert-butyl acetate 391.44
    decalin 188.84
    glycerin 104.8
    diglyme 664.04
    acrylic acid 198.78
    isopropyl myristate 296.25
    n-butyric acid 516.07
    acetyl acetate 319.7
    di(2-ethylhexyl) phthalate 240.83
    ethyl propionate 322.87
    nitromethane 319.3
    1,2-diethoxyethane 565.95
    benzonitrile 549.57
    trioctyl phosphate 185.11
    1-bromopropane 865.37
    gamma-valerolactone 786.52
    n-decanol 225.26
    triethyl phosphate 210.47
    4-methyl-2-pentanol 225.41
    propionitrile 497.98
    vinylene carbonate 488.73
    1,1,2-trichlorotrifluoroethane 436.36
    DMS 346.32
    cumene 228.48
    2-octanol 223.24
    2-hexanone 372.95
    octyl acetate 342.91
    limonene 461.97
    1,2-dimethoxyethane 474.34
    ethyl orthosilicate 202.67
    tributyl phosphate 226.94
    diacetone alcohol 328.13
    N,N-dimethylaniline 265.06
    acrylonitrile 421.38
    aniline 464.67
    1,3-propanediol 184.11
    bromobenzene 991.15
    dibromomethane 1351.3
    1,1,2,2-tetrachloroethane 1126.39
    2-methyl-cyclohexyl acetate 383.7
    tetrabutyl urea 255.55
    diisobutyl methanol 265.08
    2-phenylethanol 385.4
    styrene 400.6
    dioctyl adipate 352.03
    dimethyl sulfate 198.13
    ethyl butyrate 467.16
    methyl lactate 161.22
    butyl lactate 254.86
    diethyl carbonate 294.82
    propanediol butyl ether 267.3
    triethyl orthoformate 306.95
    p-tert-butyltoluene 278.1
    methyl 4-tert-butylbenzoate 373.66
    morpholine 845.24
    tert-butylamine 400.45
    n-dodecanol 188.48
    dimethoxymethane 382.81
    ethylene carbonate 474.69
    cyrene 255.35
    2-ethoxyethyl acetate 409.03
    2-ethylhexyl acetate 524.53
    1,2,4-trichlorobenzene 669.15
    4-methylpyridine 782.99
    dibutyl ether 502.74
    2,6-dimethyl-4-heptanol 265.08
    DEF 417.84
    dimethyl isosorbide 584.78
    tetrachloroethylene 714.64
    eugenol 291.96
    triacetin 456.82
    span 80 385.27
    1,4-butanediol 82.93
    1,1-dichloroethane 954.96
    2-methyl-1-pentanol 261.42
    methyl formate 154.47
    2-methyl-1-butanol 359.18
    n-decane 144.4
    butyronitrile 579.05
    3,7-dimethyl-1-octanol 346.32
    1-chlorooctane 376.32
    1-chlorotetradecane 173.06
    n-nonane 156.7
    undecane 113.03
    tert-butylcyclohexane 155.89
    cyclooctane 230.46
    cyclopentanol 543.27
    tetrahydropyran 1189.08
    tert-amyl methyl ether 391.9
    2,5,8-trioxanonane 521.06
    1-hexene 488.8
    2-isopropoxyethanol 204.54
    2,2,2-trifluoroethanol 74.17
    methyl butyrate 391.49

    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