2-Methylcyclopropanecarboxylic acid

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  • Identifiers

    CAS number
    29555-02-0

    Molecular formula
    C5H8O2

    SMILES
    CC1CC1C(=O)O

    Safety labels

    Corrosive
    Corrosive

  • Odor profile

    Odorless 55.26%
    Fruity 32.38%
    Mint 23.91%
    Roasted 23.47%
    Sour 22.38%
    Cooling 21.95%
    Cheesy 20.75%
    Animal 18.97%
    Savory 18.67%
    Milky 17.03%

    Scent© AI

  • Properties

    XLogP3-AA
    0.7

    Molecular weight
    100.12 g/mol

    Vapor pressure est.

    • hPa @ 20°C
    • hPa @ 25°C

    Evaporation rate
    Moderately fast

    Boiling point est.
    184°C

    Flash point est.
    82.27 ˚C

  • Synonyms

    • 2-Methylcyclopropanecarboxylic acid
    • 29555-02-0
    • 2-methylcyclopropane-1-carboxylic acid
    • Cyclopropanecarboxylic acid, 2-methyl-
    • 6142-57-0
    • EINECS 228-266-5
    • MFCD12031257
    • MFCD19228287
    • MFCD19238068
    • MFCD22495390
    • EINECS 228-141-5
    • EINECS 249-693-3
    • MFCD00001293
    • (1S,2S)-2-Methylcyclopropanecarboxylic acid
    • SCHEMBL265423
    • DTXSID50871363
    • EBA66748
    • 2-Methyl-cyclopropanecarboxylic acid
    • BBL100365
    • NSC245493
    • STL554159
    • AKOS000119419
    • AKOS017278272
    • NSC 245493
    • NSC-245493
    • SB12979
    • SB12980
    • SB12981
    • SB12982
    • SB12983
    • SB40895
    • SB45782
    • 2-METHYLCYCLOPROPANECARBOXYLICACID
    • 2-Methylcyclopropanecarboxylic acid, 98%
    • AC-26542
    • AS-41134
    • SY099109
    • SY148596
    • SY149281
    • SY241660
    • SY350462
    • racemic 2-methylcyclopropanecarboxylic acid
    • NS00044311
    • EN300-20514
    • Cyclopropanecarboxylicacid, 2-methyl-, (1R,2R)-rel-
    • 2-METHYLCYCLOPROPANECARBOXYLIC ACID, CIS + TRANS
    • F8880-3238
    • Z104478504
    • 2-Methylcyclopropanecarboxylic acid(cis- and trans- mixture)

  • Solubility @25˚C

    Solvent Solubility (g/L)
    ethanol 191.14
    methanol 409.25
    isopropanol 90.76
    water 32.08
    ethyl acetate 38.35
    n-propanol 88.96
    acetone 51.17
    n-butanol 75.36
    acetonitrile 30.05
    DMF 84.09
    toluene 2.84
    isobutanol 67.69
    1,4-dioxane 108.31
    methyl acetate 38.85
    THF 170.61
    2-butanone 34.85
    n-pentanol 73.23
    sec-butanol 65.29
    n-hexane 3.01
    ethylene glycol 150.0
    NMP 154.4
    cyclohexane 1.52
    DMSO 184.74
    n-butyl acetate 44.61
    n-octanol 46.4
    chloroform 28.3
    n-propyl acetate 34.75
    acetic acid 310.61
    dichloromethane 28.28
    cyclohexanone 62.64
    propylene glycol 121.66
    isopropyl acetate 33.35
    DMAc 75.61
    2-ethoxyethanol 160.72
    isopentanol 76.85
    n-heptane 2.48
    ethyl formate 40.83
    1,2-dichloroethane 21.18
    n-hexanol 83.5
    2-methoxyethanol 240.61
    isobutyl acetate 26.68
    tetrachloromethane 5.71
    n-pentyl acetate 34.77
    transcutol 392.5
    n-heptanol 47.49
    ethylbenzene 4.42
    MIBK 47.37
    2-propoxyethanol 171.55
    tert-butanol 124.65
    MTBE 38.4
    2-butoxyethanol 97.96
    propionic acid 114.77
    o-xylene 5.29
    formic acid 300.12
    diethyl ether 24.34
    m-xylene 6.25
    p-xylene 6.58
    chlorobenzene 9.94
    dimethyl carbonate 18.8
    n-octane 1.48
    formamide 231.18
    cyclopentanone 90.67
    2-pentanone 40.99
    anisole 21.48
    cyclopentyl methyl ether 46.96
    gamma-butyrolactone 150.75
    1-methoxy-2-propanol 166.5
    pyridine 24.79
    3-pentanone 18.73
    furfural 119.75
    n-dodecane 1.71
    diethylene glycol 200.13
    diisopropyl ether 13.65
    tert-amyl alcohol 91.6
    acetylacetone 60.66
    n-hexadecane 1.8
    acetophenone 30.1
    methyl propionate 32.32
    isopentyl acetate 44.78
    trichloroethylene 41.49
    n-nonanol 39.74
    cyclohexanol 44.35
    benzyl alcohol 34.56
    2-ethylhexanol 39.46
    isooctanol 40.05
    dipropyl ether 19.39
    1,2-dichlorobenzene 14.67
    ethyl lactate 39.19
    propylene carbonate 75.34
    n-methylformamide 97.88
    2-pentanol 53.31
    n-pentane 2.27
    1-propoxy-2-propanol 104.32
    1-methoxy-2-propyl acetate 64.85
    2-(2-methoxypropoxy) propanol 98.93
    mesitylene 6.21
    ε-caprolactone 75.25
    p-cymene 7.58
    epichlorohydrin 110.03
    1,1,1-trichloroethane 14.48
    2-aminoethanol 177.13
    morpholine-4-carbaldehyde 156.6
    sulfolane 179.76
    2,2,4-trimethylpentane 2.84
    2-methyltetrahydrofuran 87.34
    n-hexyl acetate 56.62
    isooctane 3.51
    2-(2-butoxyethoxy)ethanol 146.23
    sec-butyl acetate 25.51
    tert-butyl acetate 52.39
    decalin 2.38
    glycerin 196.11
    diglyme 174.08
    acrylic acid 119.68
    isopropyl myristate 23.13
    n-butyric acid 98.45
    acetyl acetate 31.31
    di(2-ethylhexyl) phthalate 33.83
    ethyl propionate 26.3
    nitromethane 204.62
    1,2-diethoxyethane 55.59
    benzonitrile 26.31
    trioctyl phosphate 25.96
    1-bromopropane 8.94
    gamma-valerolactone 147.17
    n-decanol 29.92
    triethyl phosphate 19.38
    4-methyl-2-pentanol 49.73
    propionitrile 19.62
    vinylene carbonate 59.88
    1,1,2-trichlorotrifluoroethane 113.42
    DMS 40.75
    cumene 6.46
    2-octanol 32.13
    2-hexanone 37.8
    octyl acetate 32.16
    limonene 10.51
    1,2-dimethoxyethane 124.68
    ethyl orthosilicate 18.55
    tributyl phosphate 28.7
    diacetone alcohol 102.85
    N,N-dimethylaniline 19.53
    acrylonitrile 30.24
    aniline 15.4
    1,3-propanediol 180.61
    bromobenzene 6.58
    dibromomethane 15.18
    1,1,2,2-tetrachloroethane 37.04
    2-methyl-cyclohexyl acetate 34.14
    tetrabutyl urea 35.5
    diisobutyl methanol 25.56
    2-phenylethanol 46.69
    styrene 4.22
    dioctyl adipate 33.39
    dimethyl sulfate 43.85
    ethyl butyrate 28.81
    methyl lactate 54.46
    butyl lactate 49.34
    diethyl carbonate 19.63
    propanediol butyl ether 124.1
    triethyl orthoformate 23.86
    p-tert-butyltoluene 7.79
    methyl 4-tert-butylbenzoate 49.6
    morpholine 124.58
    tert-butylamine 51.97
    n-dodecanol 21.95
    dimethoxymethane 69.21
    ethylene carbonate 45.24
    cyrene 86.13
    2-ethoxyethyl acetate 56.68
    2-ethylhexyl acetate 30.32
    1,2,4-trichlorobenzene 20.71
    4-methylpyridine 21.87
    dibutyl ether 20.86
    2,6-dimethyl-4-heptanol 25.56
    DEF 46.41
    dimethyl isosorbide 125.91
    tetrachloroethylene 29.05
    eugenol 62.93
    triacetin 58.24
    span 80 89.06
    1,4-butanediol 102.39
    1,1-dichloroethane 13.74
    2-methyl-1-pentanol 72.4
    methyl formate 73.16
    2-methyl-1-butanol 60.95
    n-decane 2.44
    butyronitrile 25.17
    3,7-dimethyl-1-octanol 43.97
    1-chlorooctane 11.37
    1-chlorotetradecane 5.17
    n-nonane 2.12
    undecane 2.01
    tert-butylcyclohexane 3.24
    cyclooctane 0.92
    cyclopentanol 73.29
    tetrahydropyran 43.9
    tert-amyl methyl ether 30.6
    2,5,8-trioxanonane 136.73
    1-hexene 8.55
    2-isopropoxyethanol 111.82
    2,2,2-trifluoroethanol 97.69
    methyl butyrate 36.96

    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