2,3-Dihydro-4-methylfuran

Overview IFRA Request a quote

  • Identifiers

    CAS number
    34314-83-5

    Molecular formula
    C5H8O

    SMILES
    CC1=COCC1

    Safety labels

    Flammable
    Flammable

    Irritant
    Irritant

  • Odor profile

    Fragrance
    Sweet 56.35%
    Mint 51.83%
    Herbal 47.86%
    Ethereal 40.84%
    Spicy 37.39%
    Solvent 37.25%
    Camphoreous 34.11%
    Phenolic 32.88%
    Musty 32.18%
    Nutty 31.74%

     

    Flavor
    Fruity 49.56%
    Caramel 29.62%
    Earthy 28.99%
    Sweet 28.4%
    Herbal 25.9%
    Woody 25.5%
    Tobacco 25.37%
    Spicy 24.73%
    Musty 24.67%
    Nutty 23.6%

     

    Odor impact est.
    High

  • Properties

    XLogP3-AA
    0.7

    pKa est.
    7.89 (neutral)

    Molecular weight
    84.12 g/mol

    Vapor pressure est.

    • hPa @ 20°C
    • hPa @ 25°C

    Evaporation rate
    Ultra fast

    Boiling point est.
    95°C

    Flash point

    • 4.89 ˚C est.

  • Synonyms

    • 4-Methyl-2,3-dihydrofuran
    • 34314-83-5
    • 2,3-DIHYDRO-4-METHYLFURAN
    • UPC854280M
    • CHEBI:51678
    • DTXSID90187879
    • RefChem:99715
    • GlyTouCan:G64532NY
    • DTXCID00110370
    • G64532NY
    • 874-329-0
    • 3-methyl-4,5-dihydrofuran
    • Furan, 2,3-dihydro-4-methyl-
    • 3-Methyl-4-5-dihydrofuran
    • UNII-UPC854280M
    • SCHEMBL216472
    • 2,3-Dihydro-4-methyl-Furan
    • FWGYRFWKBWPRJD-UHFFFAOYSA-N
    • EN300-379584
    • Q27122709
    • 34314-83-5

  • Applications

    2,3-Dihydro-4-methylfuran (CAS 34314-83-5) is a useful organic synthesis intermediate with real-world applications across several industries: it serves as an aroma/odorant component and precursor for fragrance and flavor applications; it appears in cosmetics and personal care as a fragrance ingredient; it is often evaluated as an intermediate in the synthesis of pharmaceutical and agrochemical compounds; and it functions as a reactive intermediate in the preparation of polymers and coating resins.

    gpt-5-nano

  • Solubility @25˚C

    Solvent Solubility (g/L)
    ethanol 1500.29
    methanol 1404.33
    isopropanol 977.3
    water 73.54
    ethyl acetate 857.06
    n-propanol 996.67
    acetone 705.88
    n-butanol 838.96
    acetonitrile 1345.86
    DMF 708.59
    toluene 301.88
    isobutanol 628.43
    1,4-dioxane 967.32
    methyl acetate 853.26
    THF 830.48
    2-butanone 610.28
    n-pentanol 507.98
    sec-butanol 833.64
    n-hexane 61.62
    ethylene glycol 486.24
    NMP 449.64
    cyclohexane 68.42
    DMSO 498.9
    n-butyl acetate 311.7
    n-octanol 247.36
    chloroform 2553.31
    n-propyl acetate 311.74
    acetic acid 1895.26
    dichloromethane 1748.58
    cyclohexanone 406.42
    propylene glycol 685.34
    isopropyl acetate 395.83
    DMAc 715.11
    2-ethoxyethanol 892.83
    isopentanol 612.05
    n-heptane 62.1
    ethyl formate 491.54
    1,2-dichloroethane 635.2
    n-hexanol 473.22
    2-methoxyethanol 1345.88
    isobutyl acetate 178.85
    tetrachloromethane 495.27
    n-pentyl acetate 208.67
    transcutol 1901.06
    n-heptanol 272.1
    ethylbenzene 124.34
    MIBK 265.54
    2-propoxyethanol 749.96
    tert-butanol 911.41
    MTBE 510.69
    2-butoxyethanol 506.17
    propionic acid 949.92
    o-xylene 181.92
    formic acid 833.41
    diethyl ether 656.71
    m-xylene 196.53
    p-xylene 165.9
    chlorobenzene 350.72
    dimethyl carbonate 251.87
    n-octane 24.32
    formamide 938.06
    cyclopentanone 472.2
    2-pentanone 461.04
    anisole 371.28
    cyclopentyl methyl ether 382.66
    gamma-butyrolactone 621.86
    1-methoxy-2-propanol 885.96
    pyridine 881.23
    3-pentanone 346.8
    furfural 728.4
    n-dodecane 21.84
    diethylene glycol 668.24
    diisopropyl ether 155.4
    tert-amyl alcohol 740.09
    acetylacetone 468.78
    n-hexadecane 22.64
    acetophenone 271.8
    methyl propionate 539.08
    isopentyl acetate 240.76
    trichloroethylene 1436.08
    n-nonanol 215.65
    cyclohexanol 431.56
    benzyl alcohol 367.96
    2-ethylhexanol 248.39
    isooctanol 201.02
    dipropyl ether 260.95
    1,2-dichlorobenzene 300.96
    ethyl lactate 199.54
    propylene carbonate 409.06
    n-methylformamide 676.5
    2-pentanol 568.17
    n-pentane 89.25
    1-propoxy-2-propanol 511.46
    1-methoxy-2-propyl acetate 329.89
    2-(2-methoxypropoxy) propanol 366.88
    mesitylene 102.46
    ε-caprolactone 466.8
    p-cymene 101.98
    epichlorohydrin 832.71
    1,1,1-trichloroethane 939.33
    2-aminoethanol 964.26
    morpholine-4-carbaldehyde 773.85
    sulfolane 391.54
    2,2,4-trimethylpentane 55.83
    2-methyltetrahydrofuran 666.94
    n-hexyl acetate 286.54
    isooctane 34.88
    2-(2-butoxyethoxy)ethanol 564.9
    sec-butyl acetate 220.76
    tert-butyl acetate 312.96
    decalin 38.44
    glycerin 723.32
    diglyme 903.78
    acrylic acid 901.92
    isopropyl myristate 107.4
    n-butyric acid 1087.05
    acetyl acetate 495.26
    di(2-ethylhexyl) phthalate 115.04
    ethyl propionate 284.61
    nitromethane 1653.23
    1,2-diethoxyethane 453.71
    benzonitrile 421.14
    trioctyl phosphate 74.0
    1-bromopropane 481.33
    gamma-valerolactone 728.19
    n-decanol 156.95
    triethyl phosphate 105.15
    4-methyl-2-pentanol 287.49
    propionitrile 784.57
    vinylene carbonate 433.12
    1,1,2-trichlorotrifluoroethane 919.65
    DMS 221.12
    cumene 93.2
    2-octanol 160.84
    2-hexanone 269.15
    octyl acetate 157.44
    limonene 144.36
    1,2-dimethoxyethane 669.74
    ethyl orthosilicate 113.58
    tributyl phosphate 87.64
    diacetone alcohol 423.74
    N,N-dimethylaniline 219.5
    acrylonitrile 920.81
    aniline 566.43
    1,3-propanediol 933.16
    bromobenzene 332.01
    dibromomethane 1095.77
    1,1,2,2-tetrachloroethane 1038.7
    2-methyl-cyclohexyl acetate 163.53
    tetrabutyl urea 101.28
    diisobutyl methanol 126.86
    2-phenylethanol 328.09
    styrene 175.14
    dioctyl adipate 150.62
    dimethyl sulfate 260.73
    ethyl butyrate 248.21
    methyl lactate 326.55
    butyl lactate 185.24
    diethyl carbonate 175.04
    propanediol butyl ether 413.17
    triethyl orthoformate 180.38
    p-tert-butyltoluene 98.75
    methyl 4-tert-butylbenzoate 234.72
    morpholine 1215.65
    tert-butylamine 607.62
    n-dodecanol 116.72
    dimethoxymethane 511.41
    ethylene carbonate 341.69
    cyrene 233.67
    2-ethoxyethyl acetate 347.89
    2-ethylhexyl acetate 179.71
    1,2,4-trichlorobenzene 373.14
    4-methylpyridine 698.42
    dibutyl ether 213.26
    2,6-dimethyl-4-heptanol 126.86
    DEF 539.86
    dimethyl isosorbide 364.61
    tetrachloroethylene 735.35
    eugenol 264.84
    triacetin 306.65
    span 80 320.57
    1,4-butanediol 381.59
    1,1-dichloroethane 1037.08
    2-methyl-1-pentanol 402.94
    methyl formate 395.06
    2-methyl-1-butanol 582.87
    n-decane 36.41
    butyronitrile 739.32
    3,7-dimethyl-1-octanol 226.07
    1-chlorooctane 129.22
    1-chlorotetradecane 50.31
    n-nonane 34.3
    undecane 27.34
    tert-butylcyclohexane 43.54
    cyclooctane 28.07
    cyclopentanol 441.06
    tetrahydropyran 669.05
    tert-amyl methyl ether 377.27
    2,5,8-trioxanonane 549.94
    1-hexene 206.42
    2-isopropoxyethanol 572.95
    2,2,2-trifluoroethanol 739.95
    methyl butyrate 346.81

    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