2'-Hydroxypropiophenone

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  • Identifiers

    CAS number
    610-99-1

    Molecular formula
    C9H10O2

    SMILES
    CCC(=O)C1=CC=CC=C1O

    Safety labels

    Irritant
    Irritant

  • Odor profile

    Fragrance
    Sweet 72.46%
    Phenolic 53.86%
    Vanilla 46.11%
    Herbal 39.78%
    Spicy 39.63%
    Hay 38.98%
    Fruity 37.23%
    Balsamic 36.92%
    Aromatic 35.36%
    Almond 34.8%

     

    Flavor
    Phenolic 43.28%
    Sweet 33.81%
    Herbal 31.55%
    Spicy 27.7%
    Bitter 27.48%
    Balsam 25.27%
    Mild 23.8%
    Woody 23.56%
    Hawthorn 23.53%
    Nutty 22.85%

     

    Odor impact est.
    High

  • Properties

    XLogP3-AA
    2.5

    pKa est.
    9.15 (weak base)

    Molecular weight
    150.17 g/mol

    Vapor pressure est.

    • hPa @ 20°C
    • hPa @ 25°C

    Evaporation rate
    Slow

    Boiling point est.
    249°C

    Flash point

    • 116.62 ˚C est.

  • Synonyms

    • 2'-Hydroxypropiophenone
    • 610-99-1
    • 1-(2-hydroxyphenyl)propan-1-one
    • 2-Propionylphenol
    • o-Hydroxypropiophenone
    • o-Propiophenol
    • Propiophenone, 2'-hydroxy-
    • ZGH9CA1BFI
    • ortho-Hydroxypropiophenone
    • AI3-11684
    • 1-(2-Hydroxyphenyl)-1-propanone
    • UNII-ZGH9CA1BFI
    • NSC-3785
    • EINECS 210-244-1
    • Propiophenone, o-hydroxy-
    • 2-Hydroxyphenyl ethyl ketone
    • DTXSID90209868
    • EC 210-244-1
    • NSC 3785
    • 1-(2-HYDROXYPHENYL)-PROPANONE (2-HYDROXY-PROPIOPHENONE)
    • RefChem:80380
    • DTXCID40132359
    • 210-244-1
    • InChI=1/C9H10O2/c1-2-8(10)7-5-3-4-6-9(7)11/h3-6,11H,2H2,1H
    • KDUWXMIHHIVXER-UHFFFAOYSA-N
    • 1-Propanone, 1-(2-hydroxyphenyl)-
    • 2-(Propionyl)phenol
    • MFCD00002220
    • NSC3785
    • 2'-hydroxy-propiophenone
    • 2\'-Hydroxypropiophenone
    • Ethyl 2-Hydroxyphenyl Ketone
    • SCHEMBL111675
    • SCHEMBL708178
    • 2?-HYDROXYPROPIOPHENONE
    • 2'-Hydroxypropiophenone, 97%
    • CHEMBL151116
    • orb1306673
    • SCHEMBL6756821
    • SCHEMBL19809218
    • SCHEMBL29383556
    • CHEBI:192968
    • BB_SC-06886
    • AC8486
    • BBL011846
    • SBB063301
    • STL163409
    • 1-(2-Hydroxy-phenyl)-propan-1-one
    • 1-(2-Hydroxyphenyl)-1-propanone #
    • AKOS000121339
    • EBC-152296
    • FH71327
    • AC-10642
    • AI311684
    • AS-12054
    • SY015244
    • CS-0064037
    • H0298
    • NS00003335
    • ST50824215
    • EN300-17641
    • 2 inverted exclamation mark -Hydroxypropiophenone
    • F520894
    • Z56969334
    • F1908-0078
    • 610-99-1

  • Applications

    Chemical name: 2'-Hydroxypropiophenone; CAS number: 610-99-1 is primarily used as an organic synthesis intermediate. In the fragrance and flavor industries it acts as a building block for aroma compounds and odorant derivatives; in cosmetics and personal care it serves as a precursor to fragrance ingredients; in pharmaceuticals it is used as an intermediate for the synthesis of pharmaceutical compounds; in coatings, inks, and specialty polymers it is employed as a precursor to functional monomers or crosslinkers used in formulations.

    gpt-5-nano

  • Solubility @25˚C

    Solvent Solubility (g/L)
    ethanol 523.53
    methanol 644.93
    isopropanol 376.02
    water 3.33
    ethyl acetate 349.78
    n-propanol 368.15
    acetone 724.18
    n-butanol 331.65
    acetonitrile 650.4
    DMF 1587.63
    toluene 169.72
    isobutanol 254.28
    1,4-dioxane 847.48
    methyl acetate 438.82
    THF 885.49
    2-butanone 488.38
    n-pentanol 259.29
    sec-butanol 298.57
    n-hexane 50.66
    ethylene glycol 220.64
    NMP 841.19
    cyclohexane 66.02
    DMSO 1450.63
    n-butyl acetate 304.59
    n-octanol 241.11
    chloroform 1137.91
    n-propyl acetate 291.08
    acetic acid 368.54
    dichloromethane 1391.05
    cyclohexanone 630.72
    propylene glycol 161.74
    isopropyl acetate 196.13
    DMAc 770.18
    2-ethoxyethanol 368.2
    isopentanol 240.26
    n-heptane 52.94
    ethyl formate 389.13
    1,2-dichloroethane 847.18
    n-hexanol 308.86
    2-methoxyethanol 613.97
    isobutyl acetate 160.8
    tetrachloromethane 174.32
    n-pentyl acetate 214.5
    transcutol 641.81
    n-heptanol 186.39
    ethylbenzene 148.88
    MIBK 236.38
    2-propoxyethanol 433.31
    tert-butanol 405.73
    MTBE 260.81
    2-butoxyethanol 270.01
    propionic acid 352.26
    o-xylene 149.39
    formic acid 143.2
    diethyl ether 344.16
    m-xylene 161.77
    p-xylene 179.72
    chlorobenzene 300.53
    dimethyl carbonate 249.09
    n-octane 33.73
    formamide 343.24
    cyclopentanone 795.38
    2-pentanone 396.61
    anisole 300.26
    cyclopentyl methyl ether 336.06
    gamma-butyrolactone 853.85
    1-methoxy-2-propanol 440.9
    pyridine 497.01
    3-pentanone 290.01
    furfural 658.09
    n-dodecane 35.12
    diethylene glycol 408.5
    diisopropyl ether 102.24
    tert-amyl alcohol 289.04
    acetylacetone 436.38
    n-hexadecane 39.51
    acetophenone 269.49
    methyl propionate 356.77
    isopentyl acetate 235.92
    trichloroethylene 1244.61
    n-nonanol 196.62
    cyclohexanol 270.71
    benzyl alcohol 229.1
    2-ethylhexanol 178.34
    isooctanol 151.72
    dipropyl ether 219.87
    1,2-dichlorobenzene 289.76
    ethyl lactate 185.61
    propylene carbonate 474.65
    n-methylformamide 715.25
    2-pentanol 212.2
    n-pentane 49.43
    1-propoxy-2-propanol 302.83
    1-methoxy-2-propyl acetate 268.6
    2-(2-methoxypropoxy) propanol 242.81
    mesitylene 124.31
    ε-caprolactone 468.48
    p-cymene 105.21
    epichlorohydrin 868.55
    1,1,1-trichloroethane 579.67
    2-aminoethanol 290.21
    morpholine-4-carbaldehyde 756.87
    sulfolane 1121.78
    2,2,4-trimethylpentane 28.35
    2-methyltetrahydrofuran 474.27
    n-hexyl acetate 330.5
    isooctane 29.65
    2-(2-butoxyethoxy)ethanol 351.0
    sec-butyl acetate 159.95
    tert-butyl acetate 224.84
    decalin 49.19
    glycerin 237.26
    diglyme 644.92
    acrylic acid 323.58
    isopropyl myristate 149.98
    n-butyric acid 378.76
    acetyl acetate 215.02
    di(2-ethylhexyl) phthalate 116.92
    ethyl propionate 250.91
    nitromethane 864.88
    1,2-diethoxyethane 289.89
    benzonitrile 341.13
    trioctyl phosphate 111.07
    1-bromopropane 418.96
    gamma-valerolactone 763.81
    n-decanol 156.91
    triethyl phosphate 127.83
    4-methyl-2-pentanol 129.47
    propionitrile 461.69
    vinylene carbonate 467.64
    1,1,2-trichlorotrifluoroethane 471.71
    DMS 246.4
    cumene 113.54
    2-octanol 161.56
    2-hexanone 294.42
    octyl acetate 191.26
    limonene 142.64
    1,2-dimethoxyethane 675.12
    ethyl orthosilicate 114.24
    tributyl phosphate 118.65
    diacetone alcohol 297.41
    N,N-dimethylaniline 212.75
    acrylonitrile 605.53
    aniline 223.87
    1,3-propanediol 345.46
    bromobenzene 331.56
    dibromomethane 891.64
    1,1,2,2-tetrachloroethane 866.0
    2-methyl-cyclohexyl acetate 168.09
    tetrabutyl urea 172.47
    diisobutyl methanol 123.12
    2-phenylethanol 231.4
    styrene 189.88
    dioctyl adipate 177.84
    dimethyl sulfate 422.55
    ethyl butyrate 248.39
    methyl lactate 231.3
    butyl lactate 175.11
    diethyl carbonate 186.67
    propanediol butyl ether 260.66
    triethyl orthoformate 155.77
    p-tert-butyltoluene 99.92
    methyl 4-tert-butylbenzoate 250.52
    morpholine 690.84
    tert-butylamine 246.14
    n-dodecanol 126.84
    dimethoxymethane 625.61
    ethylene carbonate 373.23
    cyrene 233.62
    2-ethoxyethyl acetate 250.01
    2-ethylhexyl acetate 180.03
    1,2,4-trichlorobenzene 306.07
    4-methylpyridine 450.28
    dibutyl ether 216.92
    2,6-dimethyl-4-heptanol 123.12
    DEF 483.47
    dimethyl isosorbide 358.44
    tetrachloroethylene 548.41
    eugenol 262.15
    triacetin 253.44
    span 80 215.75
    1,4-butanediol 181.06
    1,1-dichloroethane 731.84
    2-methyl-1-pentanol 193.34
    methyl formate 587.3
    2-methyl-1-butanol 219.18
    n-decane 52.65
    butyronitrile 449.48
    3,7-dimethyl-1-octanol 172.91
    1-chlorooctane 184.49
    1-chlorotetradecane 81.74
    n-nonane 52.75
    undecane 41.83
    tert-butylcyclohexane 47.81
    cyclooctane 28.67
    cyclopentanol 323.33
    tetrahydropyran 522.54
    tert-amyl methyl ether 200.07
    2,5,8-trioxanonane 437.98
    1-hexene 168.81
    2-isopropoxyethanol 262.65
    2,2,2-trifluoroethanol 162.86
    methyl butyrate 355.29

    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