Phosphonic acid, P,P',P'',P'''-[1,2-ethanediylbis[nitrilobis(methylene)]]tetrakis-, potassium salt (1:?)

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  • Identifiers

    CAS number
    34274-30-1

    Molecular formula
    C6H16K4N2O12P4

    SMILES
    C(CN(CP(=O)(O)[O-])CP(=O)(O)[O-])N(CP(=O)(O)[O-])CP(=O)(O)[O-].[K+].[K+].[K+].[K+]

    Safety labels

    Irritant
    Irritant

  • Odor profile

    Fragrance
    Odorless 74.34%
    Sweet 28.52%
    Savory 18.97%
    Fishy 16.78%
    Clean 16.06%
    Alcoholic 14.85%
    Cooling 13.74%
    Oily 13.48%
    Bitter 12.77%
    Cooked 11.68%

     

    Flavor
    Odorless 68.64%
    Mild 32.13%
    Bland 31.79%
    Very mild 22.12%
    Bitter 21.51%
    Faint 21.17%
    Yeast 21.14%
    Sweet-like 21.01%
    Mousy 18.31%
    Rotten 18.29%

     

    Odor impact est.
    Low

  • Properties

    pKa est.
    -4.84 (strong acid)

    Molecular weight
    588.49 g/mol

    Flash point

    • 453.21 ˚C est.

  • Synonyms

    • Phosphonic acid, P,P',P'',P'''-(1,2-ethanediylbis(nitrilobis(methylene)))tetrakis-, potassium salt (1:?)
    • Phosphonic acid, P,P',P'',P'''-[1,2-ethanediylbis[nitrilobis(methylene)]]tetrakis-, potassium salt (1:?)
    • RefChem:862160
    • 34274-30-1
    • Dequest 2044
    • Phosphonic acid, (1,2-ethanediylbis(nitrilobis(methylene)))tetrakis-, potassium salt
    • Phosphonic acid, [1,2-ethanediylbis[nitrilobis(methylene)]]tetrakis-, potassium salt
    • EINECS 251-910-1
    • 68188-96-5
    • Phosphonic acid, P,P',P'',P'''-[1,2-ethanediylbis[nitrilobis(methylene)]]tetrakis-, potassium salt (1:4)
    • SCHEMBL30846844
    • DTXSID90889942
    • (Ethylenebis(nitrilobis(methylene)))tetrakisphosphonic acid, potassium salt
    • Phosphonic acid, (ethylenebis(nitrilodimethylene))tetra-, potassium salt
    • Tetrapotassium {ethane-1,2-diylbis[nitrilobis(methylene)]}tetrakis[hydrogen (phosphonate)]
    • 34274-30-1

  • Applications

    Phosphonic acid, P,P',P'',P'''-[1,2-ethanediylbis[nitrilobis(methylene)]]tetrakis-, potassium salt (1:?) CAS 34274-30-1 is widely used as a chelating agent and sequestering additive in a range of industrial processes. In industrial and municipal water treatment, it sequesters hardness ions to prevent scale and fouling and to protect equipment. In detergents and cleaning formulations, it acts as a builder to improve cleaning performance and to inhibit redeposition of metal ions. In paper, textile, and pulp processing, it serves as a process water conditioner and additive to control metal-catalyzed reactions. In metal finishing and electroplating baths, it complexes metal ions to stabilize deposits and improve coating quality. In polymer and plastics processing, it can act as a processing aid or stabilizer by limiting metal-catalyzed degradation.

    gpt-5-nano

  • Solubility @25˚C

    Solvent Solubility (g/L)
    ethanol 0.23
    methanol 1.39
    isopropanol 0.06
    water 4.75
    ethyl acetate 0.05
    n-propanol 0.12
    acetone 0.17
    n-butanol 0.06
    acetonitrile 0.06
    DMF 6.02
    toluene 0.05
    isobutanol 0.05
    1,4-dioxane 0.03
    methyl acetate 0.07
    THF 0.21
    2-butanone 0.12
    n-pentanol 0.02
    sec-butanol 0.05
    n-hexane 0.01
    ethylene glycol 0.99
    NMP 10.85
    cyclohexane 0.01
    DMSO 10.42
    n-butyl acetate 0.07
    n-octanol 0.03
    chloroform 0.04
    n-propyl acetate 0.03
    acetic acid 0.73
    dichloromethane 0.07
    cyclohexanone 0.21
    propylene glycol 0.77
    isopropyl acetate 0.04
    DMAc 4.03
    2-ethoxyethanol 0.26
    isopentanol 0.03
    n-heptane 0.02
    ethyl formate 0.15
    1,2-dichloroethane 0.06
    n-hexanol 0.04
    2-methoxyethanol 1.59
    isobutyl acetate 0.01
    tetrachloromethane 0.01
    n-pentyl acetate 0.04
    transcutol 0.51
    n-heptanol 0.04
    ethylbenzene 0.01
    MIBK 0.05
    2-propoxyethanol 0.56
    tert-butanol 0.05
    MTBE 0.02
    2-butoxyethanol 0.24
    propionic acid 0.31
    o-xylene 0.07
    formic acid 7.48
    diethyl ether 0.03
    m-xylene 0.05
    p-xylene 0.01
    chlorobenzene 0.02
    dimethyl carbonate 0.29
    n-octane 0.0
    formamide 8.38
    cyclopentanone 0.49
    2-pentanone 0.11
    anisole 0.03
    cyclopentyl methyl ether 0.13
    gamma-butyrolactone 0.68
    1-methoxy-2-propanol 0.88
    pyridine 0.15
    3-pentanone 0.13
    furfural 1.21
    n-dodecane 0.0
    diethylene glycol 1.14
    diisopropyl ether 0.01
    tert-amyl alcohol 0.06
    acetylacetone 0.2
    n-hexadecane 0.0
    acetophenone 0.09
    methyl propionate 0.19
    isopentyl acetate 0.04
    trichloroethylene 0.09
    n-nonanol 0.03
    cyclohexanol 0.06
    benzyl alcohol 0.05
    2-ethylhexanol 0.03
    isooctanol 0.02
    dipropyl ether 0.07
    1,2-dichlorobenzene 0.02
    ethyl lactate 0.18
    propylene carbonate 0.23
    n-methylformamide 2.79
    2-pentanol 0.03
    n-pentane 0.01
    1-propoxy-2-propanol 0.42
    1-methoxy-2-propyl acetate 0.24
    2-(2-methoxypropoxy) propanol 0.3
    mesitylene 0.03
    ε-caprolactone 0.18
    p-cymene 0.04
    epichlorohydrin 0.19
    1,1,1-trichloroethane 0.02
    2-aminoethanol 1.08
    morpholine-4-carbaldehyde 2.02
    sulfolane 5.29
    2,2,4-trimethylpentane 0.0
    2-methyltetrahydrofuran 0.06
    n-hexyl acetate 0.04
    isooctane 0.0
    2-(2-butoxyethoxy)ethanol 0.26
    sec-butyl acetate 0.02
    tert-butyl acetate 0.05
    decalin 0.0
    glycerin 3.99
    diglyme 0.53
    acrylic acid 0.7
    isopropyl myristate 0.01
    n-butyric acid 0.22
    acetyl acetate 0.05
    di(2-ethylhexyl) phthalate 0.03
    ethyl propionate 0.05
    nitromethane 1.03
    1,2-diethoxyethane 0.04
    benzonitrile 0.03
    trioctyl phosphate 0.03
    1-bromopropane 0.02
    gamma-valerolactone 0.97
    n-decanol 0.02
    triethyl phosphate 0.09
    4-methyl-2-pentanol 0.01
    propionitrile 0.05
    vinylene carbonate 0.26
    1,1,2-trichlorotrifluoroethane 1.41
    DMS 0.09
    cumene 0.01
    2-octanol 0.02
    2-hexanone 0.03
    octyl acetate 0.02
    limonene 0.06
    1,2-dimethoxyethane 0.2
    ethyl orthosilicate 0.07
    tributyl phosphate 0.04
    diacetone alcohol 0.23
    N,N-dimethylaniline 0.07
    acrylonitrile 0.15
    aniline 0.11
    1,3-propanediol 0.44
    bromobenzene 0.01
    dibromomethane 0.04
    1,1,2,2-tetrachloroethane 0.08
    2-methyl-cyclohexyl acetate 0.06
    tetrabutyl urea 0.12
    diisobutyl methanol 0.02
    2-phenylethanol 0.07
    styrene 0.01
    dioctyl adipate 0.03
    dimethyl sulfate 1.64
    ethyl butyrate 0.09
    methyl lactate 1.08
    butyl lactate 0.17
    diethyl carbonate 0.05
    propanediol butyl ether 0.27
    triethyl orthoformate 0.08
    p-tert-butyltoluene 0.04
    methyl 4-tert-butylbenzoate 0.2
    morpholine 0.12
    tert-butylamine 0.02
    n-dodecanol 0.01
    dimethoxymethane 0.83
    ethylene carbonate 0.12
    cyrene 0.52
    2-ethoxyethyl acetate 0.07
    2-ethylhexyl acetate 0.04
    1,2,4-trichlorobenzene 0.03
    4-methylpyridine 0.12
    dibutyl ether 0.02
    2,6-dimethyl-4-heptanol 0.02
    DEF 0.45
    dimethyl isosorbide 0.59
    tetrachloroethylene 0.08
    eugenol 0.24
    triacetin 0.11
    span 80 0.18
    1,4-butanediol 0.1
    1,1-dichloroethane 0.02
    2-methyl-1-pentanol 0.01
    methyl formate 1.3
    2-methyl-1-butanol 0.04
    n-decane 0.0
    butyronitrile 0.04
    3,7-dimethyl-1-octanol 0.02
    1-chlorooctane 0.01
    1-chlorotetradecane 0.0
    n-nonane 0.0
    undecane 0.0
    tert-butylcyclohexane 0.0
    cyclooctane 0.01
    cyclopentanol 0.1
    tetrahydropyran 0.03
    tert-amyl methyl ether 0.04
    2,5,8-trioxanonane 0.39
    1-hexene 0.01
    2-isopropoxyethanol 0.08
    2,2,2-trifluoroethanol 0.71
    methyl butyrate 0.08

    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