Water

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  • Identifiers

    CAS number
    7732-18-5

    Molecular formula
    H2O

    SMILES
    O

    Safety labels

  • Odor profile

    Odor impact est.
    Low

  • Properties

    XLogP3-AA
    -0.5

    pKa est.
    4.5 (weak acid)

    Molecular weight
    18.015 g/mol

    Melting point expt.

    • 32 °F
    • 0
    • 0 °C

    Boiling point

    • 212 °F at 760 mmHg
    • 100
    • 99.974 °C

    Flash point

    • 57.76 ˚C est.

    Solubility expt.

    • Completely miscible
    • Water dissolves some amount of virtually every solid or gas with wich it comes in contact.
    • Very soluble in ethanol, methanol, acetone
    • 55.5 mol/L

  • Synonyms

    • water
    • 7732-18-5
    • Distilled water
    • Dihydrogen oxide
    • Purified water
    • Sterile water
    • Water vapor
    • Water, deionized
    • oxidane
    • aqua
    • Water, purified
    • Water, mineral
    • Dihydrogen Monoxide
    • steam
    • Deionized water
    • DHMO
    • Water, sterile
    • Water, distilled
    • Water for injection
    • Sterile purified water
    • Water for hemodialysis
    • Water purified
    • Sterile water for irrigation
    • Pur-wash
    • Water, purified sterile
    • Water, sterile purified
    • Ultrex ii ultrapure
    • Sterile water for injection
    • Sterile water for inhalation
    • Water for inhalation, sterile
    • Sterile water in plastic container
    • Water for injection, sterile
    • Water for irrigation, sterile
    • NSC-147337
    • 059QF0KO0R
    • Bacteriostatic water for injection
    • Water for injection, bacteriostatic
    • Sterile water for injection in plastic container
    • Bacteriostatic water for injection in plastic container
    • DTXSID6026296
    • R-718
    • CHEBI:15377
    • Water, distilled, conductivity or of similar purity
    • Drinking Water
    • B1217
    • Mineral Water
    • Water, Drinking
    • Water, Bottled
    • Water, Potable
    • Eyewash
    • Ocufresh
    • Salinaax
    • Winrevair
    • Bouton
    • Steams
    • water injection
    • Water solution
    • Dynamic Eyewash
    • Eye Irrigating
    • Redu mineral
    • Sterile Diluent
    • Water Additive
    • Dorama-neo
    • Eyewash additive
    • Neutral-Eyes
    • Real Eyewash
    • Water Vapors
    • Xpect Eyewash
    • Bio rock water
    • Eye Stream
    • Eyewash Solution
    • Rock Water
    • AeroWash Eyewash
    • Eye Clean
    • Bouton Eye Wash
    • Eye Wash
    • Leader Eye Wash
    • Vapors, Water
    • Rugby Eye Wash
    • Vapor, Water
    • Boraqua Eye Wash
    • Pivetal Eye Wash
    • Buffered Eye-lert
    • Eys Eye Wash
    • Firstep Firstflush
    • ULINE Eyewash
    • Fendall Pure Flow
    • gel relajante CBD
    • Salinaax Eye Wash
    • Scienceware Eyewash
    • ECOLAB Eye Wash
    • A-Med
    • Bacteriostatic Water
    • Rite Aid Eye Wash
    • Eyesaline Concentrate
    • DANGTTEOL
    • Ionized Alkali Water
    • Plus Rinse Emergency
    • Eyes Alive Eye Wash
    • Haws Eyewash Additive
    • RefChem:116
    • Family Care Eye Wash
    • NOURISHING HAIR
    • Plum Emergency Eyewash
    • Sterile Saline Eyewash
    • Crane Safety Eye Wash
    • Industrial Neutral-eyes
    • Thompson Safety Eyewash
    • BLACK HAIR SERUM
    • MUGWORT SUNSCREEN
    • Quality Choice Eye Wash
    • Veterinary Sterile Water
    • SKINCARE SUNSCREEN
    • Eyewash Flushing Solution
    • Sperian Eyesaline Eyewash
    • Sterile Eyesaline Eyewash
    • Purified Water 98.3%
    • RapidCare Sterile Eyewash
    • Opthalmic Solution Eyewash
    • Prinzing Eye Wash Station
    • Eyesaline Emergency Eyewash
    • Honeywell Sterile Eyesaline
    • Kollourion Eyesalve Eyewash
    • Opticlear Sterile Eye Wash
    • Plum Duo Emergency Eyewash
    • Fendall 2000 Pure Flow
    • WATER-FIT SUN SERUM
    • 7732-18-5

  • Applications

    Water (CAS 7732-18-5) is a universal solvent and process medium used across many industries: as a solvent and carrier in cosmetics/personal care, perfumery, and pharmaceutical formulations; as a cleaning solvent and rinse medium in household products, electronics manufacturing, and coatings/inks; as a cooling and heat-transfer medium and as process water or steam supply in industrial manufacturing and energy facilities; as processing water in food and beverage processing; as a washing and processing medium in plastics and polymers manufacturing; and as irrigation water in agriculture.

    gpt-5-nano

  • Solubility @25˚C

    Solvent Solubility (g/L)
    ethanol 96.71
    methanol 211.68
    isopropanol 62.41
    water 193.97
    ethyl acetate 9.0
    n-propanol 58.14
    acetone 30.82
    n-butanol 40.75
    acetonitrile 16.45
    DMF 329.57
    toluene 1.43
    isobutanol 35.03
    1,4-dioxane 38.5
    methyl acetate 14.75
    THF 57.52
    2-butanone 14.04
    n-pentanol 21.01
    sec-butanol 37.28
    n-hexane 1.24
    ethylene glycol 160.77
    NMP 116.41
    cyclohexane 0.9
    DMSO 178.39
    n-butyl acetate 6.14
    n-octanol 8.78
    chloroform 5.89
    n-propyl acetate 5.07
    acetic acid 129.19
    dichloromethane 6.69
    cyclohexanone 16.06
    propylene glycol 134.16
    isopropyl acetate 5.63
    DMAc 119.26
    2-ethoxyethanol 53.31
    isopentanol 24.6
    n-heptane 0.98
    ethyl formate 23.41
    1,2-dichloroethane 5.26
    n-hexanol 17.87
    2-methoxyethanol 142.98
    isobutyl acetate 2.89
    tetrachloromethane 2.25
    n-pentyl acetate 5.75
    transcutol 35.85
    n-heptanol 11.88
    ethylbenzene 0.98
    MIBK 6.39
    2-propoxyethanol 47.02
    tert-butanol 63.55
    MTBE 14.05
    2-butoxyethanol 30.53
    propionic acid 61.48
    o-xylene 2.03
    formic acid 225.59
    diethyl ether 9.66
    m-xylene 1.73
    p-xylene 1.41
    chlorobenzene 2.05
    dimethyl carbonate 13.19
    n-octane 0.47
    formamide 160.79
    cyclopentanone 32.8
    2-pentanone 11.12
    anisole 4.83
    cyclopentyl methyl ether 13.28
    gamma-butyrolactone 52.43
    1-methoxy-2-propanol 85.91
    pyridine 13.16
    3-pentanone 6.46
    furfural 48.47
    n-dodecane 0.39
    diethylene glycol 67.11
    diisopropyl ether 2.48
    tert-amyl alcohol 39.98
    acetylacetone 12.18
    n-hexadecane 0.39
    acetophenone 5.1
    methyl propionate 14.61
    isopentyl acetate 5.32
    trichloroethylene 6.56
    n-nonanol 7.34
    cyclohexanol 17.81
    benzyl alcohol 9.39
    2-ethylhexanol 6.32
    isooctanol 7.79
    dipropyl ether 5.35
    1,2-dichlorobenzene 2.38
    ethyl lactate 11.64
    propylene carbonate 23.62
    n-methylformamide 141.4
    2-pentanol 18.82
    n-pentane 1.54
    1-propoxy-2-propanol 26.06
    1-methoxy-2-propyl acetate 9.49
    2-(2-methoxypropoxy) propanol 17.01
    mesitylene 1.4
    ε-caprolactone 18.2
    p-cymene 1.36
    epichlorohydrin 28.13
    1,1,1-trichloroethane 3.02
    2-aminoethanol 157.48
    morpholine-4-carbaldehyde 91.01
    sulfolane 75.61
    2,2,4-trimethylpentane 1.0
    2-methyltetrahydrofuran 25.13
    n-hexyl acetate 7.68
    isooctane 0.71
    2-(2-butoxyethoxy)ethanol 25.02
    sec-butyl acetate 2.88
    tert-butyl acetate 6.67
    decalin 0.52
    glycerin 189.11
    diglyme 38.05
    acrylic acid 73.44
    isopropyl myristate 2.85
    n-butyric acid 43.92
    acetyl acetate 5.71
    di(2-ethylhexyl) phthalate 6.18
    ethyl propionate 5.57
    nitromethane 92.11
    1,2-diethoxyethane 6.64
    benzonitrile 5.89
    trioctyl phosphate 4.93
    1-bromopropane 3.2
    gamma-valerolactone 56.26
    n-decanol 5.4
    triethyl phosphate 3.79
    4-methyl-2-pentanol 9.09
    propionitrile 12.65
    vinylene carbonate 21.08
    1,1,2-trichlorotrifluoroethane 46.74
    DMS 6.46
    cumene 1.1
    2-octanol 6.66
    2-hexanone 5.68
    octyl acetate 4.77
    limonene 2.07
    1,2-dimethoxyethane 50.76
    ethyl orthosilicate 3.53
    tributyl phosphate 4.71
    diacetone alcohol 21.65
    N,N-dimethylaniline 5.39
    acrylonitrile 21.93
    aniline 8.76
    1,3-propanediol 111.39
    bromobenzene 1.2
    dibromomethane 3.77
    1,1,2,2-tetrachloroethane 8.19
    2-methyl-cyclohexyl acetate 3.88
    tetrabutyl urea 7.62
    diisobutyl methanol 3.6
    2-phenylethanol 8.13
    styrene 1.13
    dioctyl adipate 5.07
    dimethyl sulfate 29.06
    ethyl butyrate 4.59
    methyl lactate 32.18
    butyl lactate 11.01
    diethyl carbonate 3.65
    propanediol butyl ether 32.81
    triethyl orthoformate 4.42
    p-tert-butyltoluene 1.53
    methyl 4-tert-butylbenzoate 10.58
    morpholine 60.24
    tert-butylamine 26.34
    n-dodecanol 3.95
    dimethoxymethane 57.57
    ethylene carbonate 16.86
    cyrene 19.1
    2-ethoxyethyl acetate 7.51
    2-ethylhexyl acetate 3.7
    1,2,4-trichlorobenzene 3.09
    4-methylpyridine 11.06
    dibutyl ether 3.34
    2,6-dimethyl-4-heptanol 3.6
    DEF 28.87
    dimethyl isosorbide 18.4
    tetrachloroethylene 6.75
    eugenol 14.67
    triacetin 7.44
    span 80 19.04
    1,4-butanediol 48.67
    1,1-dichloroethane 4.03
    2-methyl-1-pentanol 13.19
    methyl formate 83.44
    2-methyl-1-butanol 25.39
    n-decane 0.55
    butyronitrile 13.22
    3,7-dimethyl-1-octanol 5.6
    1-chlorooctane 1.63
    1-chlorotetradecane 0.8
    n-nonane 0.53
    undecane 0.44
    tert-butylcyclohexane 0.65
    cyclooctane 0.43
    cyclopentanol 35.23
    tetrahydropyran 17.29
    tert-amyl methyl ether 10.85
    2,5,8-trioxanonane 26.38
    1-hexene 2.91
    2-isopropoxyethanol 24.25
    2,2,2-trifluoroethanol 52.42
    methyl butyrate 9.43

    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