(1,1'-Bicyclopentyl)-2-ol

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  • Identifiers

    CAS number
    4884-25-7

    Molecular formula
    C10H18O

    SMILES
    C1CCC(C1)C2CCCC2O

    Safety labels

  • Odor profile

    Fragrance
    Floral 81.38%
    Fruity 56.84%
    Rose 45.41%
    Mint 42.64%
    Jasmin 37.59%
    Herbal 37.52%
    Muguet 37.12%
    Woody 37.0%
    Clean 36.93%
    Fresh 36.39%

     

    Flavor
    Animal 30.79%
    Fruity 25.93%
    Sweet 25.22%
    Alkaline 25.03%
    Beet 23.37%
    Soil 22.93%
    Shrimp 22.59%
    Fruit 22.39%
    Mentholic 21.85%
    Cauliflower 21.83%

     

    Odor impact est.
    Medium

  • Properties

    XLogP3-AA
    2.9

    pKa est.
    8.66 (weak base)

    Molecular weight
    154.25 g/mol

    Vapor pressure est.

    • hPa @ 20°C
    • hPa @ 25°C

    Evaporation rate
    Slow

    Boiling point est.
    239°C

    Flash point

    • 97.36 ˚C est.

  • Synonyms

    • [1,1'-Bicyclopentyl]-2-ol
    • 4884-25-7
    • 2-Cyclopentylcyclopentanol
    • [Bicyclopentyl]-2-ol
    • (1,1'-Bicyclopentyl)-2-ol
    • EINECS 225-496-8
    • DTXSID70871103
    • (Bicyclopentyl)-2-ol
    • RefChem:68026
    • DTXCID70818775
    • 225-496-8
    • QMWSCHMOUMCING-UHFFFAOYSA-N
    • 2-CYCLOPENTYL CYCLOPENTANOL
    • 2-cyclopentylcyclopentan-1-ol
    • [1,1'-Bi(cyclopentan)]-2-ol
    • 2-cyclopentyl-cyclopentanol
    • SCHEMBL3038819
    • AKOS011887515
    • CS-0354260
    • NS00045231
    • EN300-1255682
    • 4884-25-7

  • Applications

    The compound (1,1'-Bicyclopentyl)-2-ol (CAS 4884-25-7) is primarily used as an organic-synthesis intermediate. The hydroxyl group enables further functionalization, making it a building block in fragrance chemistry for the development of bicyclic aroma compounds, and it is often evaluated for use in cosmetics/personal care formulations as a fragrance-related intermediate. It can serve in polymers and coatings as a reactive intermediate or crosslinking precursor for specialty polymers and surface coatings. In pharmaceutical synthesis, it is used as a synthetic intermediate for constructing more complex molecules in early to mid-stage development. In industrial manufacturing, it may appear as a reactive additive or precursor under formulation constraints.

    gpt-5-nano

  • Solubility @25˚C

    Solvent Solubility (g/L)
    ethanol 3454.78
    methanol 3355.62
    isopropanol 3923.58
    water 1.7
    ethyl acetate 2002.88
    n-propanol 2880.2
    acetone 3571.08
    n-butanol 2573.59
    acetonitrile 2546.47
    DMF 2304.07
    toluene 696.26
    isobutanol 2195.6
    1,4-dioxane 3384.38
    methyl acetate 1721.46
    THF 6052.44
    2-butanone 2061.52
    n-pentanol 1191.38
    sec-butanol 1876.09
    n-hexane 349.88
    ethylene glycol 440.44
    NMP 1204.96
    cyclohexane 455.26
    DMSO 2333.43
    n-butyl acetate 1722.16
    n-octanol 644.77
    chloroform 4494.81
    n-propyl acetate 1158.83
    acetic acid 1428.64
    dichloromethane 3457.12
    cyclohexanone 2255.08
    propylene glycol 801.93
    isopropyl acetate 1495.57
    DMAc 969.2
    2-ethoxyethanol 1365.86
    isopentanol 2077.35
    n-heptane 267.16
    ethyl formate 1351.2
    1,2-dichloroethane 2081.16
    n-hexanol 1625.87
    2-methoxyethanol 2644.91
    isobutyl acetate 876.57
    tetrachloromethane 781.41
    n-pentyl acetate 792.45
    transcutol 2897.79
    n-heptanol 758.48
    ethylbenzene 321.4
    MIBK 1360.65
    2-propoxyethanol 2164.07
    tert-butanol 3216.16
    MTBE 2606.58
    2-butoxyethanol 1238.29
    propionic acid 1483.27
    o-xylene 353.92
    formic acid 344.17
    diethyl ether 2521.07
    m-xylene 497.91
    p-xylene 410.16
    chlorobenzene 1041.98
    dimethyl carbonate 487.77
    n-octane 110.39
    formamide 485.09
    cyclopentanone 3019.86
    2-pentanone 2090.35
    anisole 735.41
    cyclopentyl methyl ether 2010.42
    gamma-butyrolactone 3080.05
    1-methoxy-2-propanol 2270.22
    pyridine 1903.77
    3-pentanone 1092.68
    furfural 1766.48
    n-dodecane 75.57
    diethylene glycol 1262.08
    diisopropyl ether 840.49
    tert-amyl alcohol 1514.13
    acetylacetone 1709.21
    n-hexadecane 86.0
    acetophenone 561.57
    methyl propionate 1207.71
    isopentyl acetate 1409.08
    trichloroethylene 3059.51
    n-nonanol 537.94
    cyclohexanol 1394.1
    benzyl alcohol 557.49
    2-ethylhexanol 772.68
    isooctanol 634.49
    dipropyl ether 1397.11
    1,2-dichlorobenzene 802.93
    ethyl lactate 454.21
    propylene carbonate 1649.49
    n-methylformamide 1639.68
    2-pentanol 1685.39
    n-pentane 405.13
    1-propoxy-2-propanol 1632.35
    1-methoxy-2-propyl acetate 1229.99
    2-(2-methoxypropoxy) propanol 609.41
    mesitylene 355.79
    ε-caprolactone 1733.93
    p-cymene 253.0
    epichlorohydrin 3093.14
    1,1,1-trichloroethane 2081.1
    2-aminoethanol 1015.96
    morpholine-4-carbaldehyde 1478.07
    sulfolane 2498.44
    2,2,4-trimethylpentane 144.25
    2-methyltetrahydrofuran 3217.15
    n-hexyl acetate 1019.35
    isooctane 190.43
    2-(2-butoxyethoxy)ethanol 1051.24
    sec-butyl acetate 774.67
    tert-butyl acetate 1427.81
    decalin 154.62
    glycerin 804.59
    diglyme 1985.14
    acrylic acid 985.2
    isopropyl myristate 387.71
    n-butyric acid 2426.02
    acetyl acetate 990.03
    di(2-ethylhexyl) phthalate 270.57
    ethyl propionate 853.32
    nitromethane 2295.57
    1,2-diethoxyethane 1406.02
    benzonitrile 955.38
    trioctyl phosphate 262.58
    1-bromopropane 1787.32
    gamma-valerolactone 2835.7
    n-decanol 386.13
    triethyl phosphate 292.84
    4-methyl-2-pentanol 950.75
    propionitrile 2504.58
    vinylene carbonate 1282.18
    1,1,2-trichlorotrifluoroethane 1418.82
    DMS 532.62
    cumene 249.74
    2-octanol 473.46
    2-hexanone 1131.28
    octyl acetate 450.37
    limonene 400.16
    1,2-dimethoxyethane 2290.8
    ethyl orthosilicate 309.22
    tributyl phosphate 304.78
    diacetone alcohol 1221.98
    N,N-dimethylaniline 392.35
    acrylonitrile 2367.47
    aniline 925.08
    1,3-propanediol 1640.11
    bromobenzene 1071.38
    dibromomethane 2467.15
    1,1,2,2-tetrachloroethane 2420.95
    2-methyl-cyclohexyl acetate 541.25
    tetrabutyl urea 341.01
    diisobutyl methanol 541.65
    2-phenylethanol 651.28
    styrene 426.38
    dioctyl adipate 400.9
    dimethyl sulfate 552.23
    ethyl butyrate 1000.64
    methyl lactate 675.26
    butyl lactate 589.41
    diethyl carbonate 540.14
    propanediol butyl ether 910.47
    triethyl orthoformate 633.1
    p-tert-butyltoluene 259.8
    methyl 4-tert-butylbenzoate 560.73
    morpholine 3314.79
    tert-butylamine 2209.28
    n-dodecanol 284.53
    dimethoxymethane 1978.8
    ethylene carbonate 1287.54
    cyrene 441.8
    2-ethoxyethyl acetate 850.6
    2-ethylhexyl acetate 897.7
    1,2,4-trichlorobenzene 846.84
    4-methylpyridine 1605.44
    dibutyl ether 910.15
    2,6-dimethyl-4-heptanol 541.65
    DEF 1306.91
    dimethyl isosorbide 923.74
    tetrachloroethylene 1594.07
    eugenol 490.41
    triacetin 612.4
    span 80 587.17
    1,4-butanediol 577.16
    1,1-dichloroethane 2801.18
    2-methyl-1-pentanol 865.25
    methyl formate 1153.43
    2-methyl-1-butanol 1489.36
    n-decane 140.48
    butyronitrile 2855.99
    3,7-dimethyl-1-octanol 641.71
    1-chlorooctane 445.18
    1-chlorotetradecane 168.22
    n-nonane 152.18
    undecane 97.59
    tert-butylcyclohexane 168.08
    cyclooctane 158.88
    cyclopentanol 1885.96
    tetrahydropyran 3579.3
    tert-amyl methyl ether 1068.66
    2,5,8-trioxanonane 967.04
    1-hexene 950.14
    2-isopropoxyethanol 1005.89
    2,2,2-trifluoroethanol 451.69
    methyl butyrate 1248.76

    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