Victoria Blue B

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  • Identifiers

    CAS number
    2580-56-5

    Molecular formula
    C33H32ClN3

    SMILES
    CN(C)C1=CC=C(C=C1)C(=C2C=CC(=[NH+]C3=CC=CC=C3)C4=CC=CC=C24)C5=CC=C(C=C5)N(C)C.[Cl-]

    Safety labels

    Corrosive
    Corrosive

    Irritant
    Irritant

    Environmental Hazard
    Environmental

  • Odor profile

    Fragrance
    Floral 58.37%
    Fruity 57.55%
    Neroli 34.59%
    Fresh 34.46%
    Grape 33.14%
    Animal 32.26%
    Rose 29.78%
    Orange 28.59%
    Sweet 27.57%
    Grapefruit 26.64%

     

    Flavor
    Bitter 69.13%
    Nitrile 20.29%
    Very strong 19.09%
    Indole 18.72%
    Heather 18.69%
    Oriental 18.69%
    Cedarleaf 18.51%
    Broom 18.48%
    Genet 18.33%
    Animal 18.31%

     

    Odor impact est.
    Low

  • Properties

    pKa est.
    9.1 (weak base)

    Molecular weight
    506.1 g/mol

    Flash point

    • 284.08 ˚C est.

  • Synonyms

    • Basic blue 26
    • Victoria blue B
    • 2580-56-5
    • Calcozine Blue B
    • C.I. BASIC BLUE 26
    • C.I. 44045
    • CI 44045
    • Z1V8UTB56C
    • NSC-11245
    • LOWACRYL BLUE 26
    • DTXSID0038889
    • CHEBI:87651
    • COVARIANE BLEU W 6129
    • Methanaminium, N-(4-((4-(dimethylamino)phenyl)(4-(phenylamino)-1-naphthalenyl)methylene)-2,5-cyclohexadien-1-ylidene)-N-methyl-, chloride
    • Methanaminium, N-[4-[[4-(dimethylamino)phenyl][4-(phenylamino)-1-naphthalenyl]methylene]-2,5-cyclohexadien-1-ylidene]-N-methyl-, chloride
    • RefChem:934023
    • DTXCID8018889
    • 219-943-6
    • 4-(alpha-(4-anilino-1-naphthyl)-p-dimethylamino)benzylidene-2,5-cyclohexadien-1-ylidenedimethyl ammonium chloride
    • N-(4-((4-(Dimethylamino)phenyl)(4-(phenylamino)-1-naphthalenyl)methylene)-2,5-cyclohexadien-1-ylidene)-N-methylmethanaminium, chloride
    • Tertrophene Blue
    • Victoria Pure Blue B
    • Hecto Blue B
    • Aizen Victoria Blue B Base
    • Victoria blue
    • Hekto Blue B
    • Victoria Blue BA
    • Victoria Blue BN
    • Victoria Blue BP
    • Victoria Blue BS
    • Victoria Blue BX
    • Victoria Blue FB
    • Symulex Blue BOF
    • ADC Victoria Blue B
    • Victoria Lake Blue B
    • Victoria Pure Blue BC
    • Hidaco Victoria Blue B
    • Mitsui Victoria Blue B
    • Aizen Victoria Blue BH
    • Hidaco Victoria Blue B Base
    • Tungstate Blue Toner BT-311
    • Victoria Blue BN CI 44045
    • Victoria Blue B (Biological stain)
    • MFCD00011878
    • N-(4-((4-(Dimethylamino)phenyl)(4-(phenylamino)naphthalen-1-yl)methylene)cyclohexa-2,5-dien-1-ylidene)-N-methylmethanaminium chloride
    • [4-[bis[4-(dimethylamino)phenyl]methylidene]naphthalen-1-ylidene]-phenylazanium;chloride
    • (4-((4-Anilino-1-naphthyl)(4-(dimethylamino)phenyl)methylene)cyclohexa-2,5-dien-1-ylidene)dimethylammonium chloride
    • 4-{(4-anilinonaphthalen-1-yl)[4-(dimethylamino)phenyl]methylidene}-N,N-dimethylcyclohexa-2,5-dien-1-iminium chloride
    • Methanaminium, N-(4-((4-(dimethylamino)phenyl)(4-(phenylamino)-1-naphthalenyl)methylene)-2,5-cyclohexadien-1-ylidene)-N-methyl-, chloride (1:1)
    • Victoria Blue B (VAN)
    • UNII-Z1V8UTB56C
    • Basicblue26
    • (4-{[4-(dimethylamino)phenyl][4-(phenylamino)naphthyl]methylene}cyclohexa-2,5- dienylidene)dimethylamine, chloride
    • Azul Basico 26
    • Bleu de base 26
    • EINECS 219-943-6
    • NSC 11245
    • SCHEMBL25289
    • BASIC VICTORIA BLUE B
    • Victoria Blue Bfor Microscopy
    • SCHEMBL341850
    • MSK5880
    • QHHVGBIWIQLWOJ-UHFFFAOYSA-M
    • NSC11245
    • SBB057260
    • AKOS000283066
    • AKOS015901243
    • FV52673
    • HY-W250147
    • [4-[bis(4-dimethylaminophenyl)methylidene]naphthalen-1-ylidene]phenylazanium chloride
    • s12377
    • SY058021
    • CS-0256298
    • NS00093460
    • ST50411606
    • V0035
    • Victoria Blue B, for microscopy (Bact., Hist.)
    • Q15632925
    • 2-Methanaminium, N-(4-((4-(dimethylamino)phenyl)(4-(phenylamino)-1-naphthalenyl)me- thylene)-2,5-cyclohexadien-1-ylidene)-N-methyl-, chloride
    • N-(4-((4-(Dimethylamino)phenyl)(4-(phenylamino)-1-naphthalenyl)me- thylene)-2,5-cyclohexadien-1-ylidene)-N-methyl-2-methanaminium chloride
    • N-(4-((4-(Dimethylamino)phenyl)(4-(phenylamino)-1-naphthalenyl)methylene)-2,5- cyclohexadien-1-ylidene)-N-methylmethanaminium, chloride
    • N-(4-{[4-(dimethylamino)phenyl][4-(phenylamino)naphthalen-1-yl]methylidene}cyclohexa-2,5-dien-1-ylidene)-N-methylmethanaminium chloride
    • N-[4-[[4-(dimethylamino)phenyl][4-(phenylamino)-1-naphthyl] methylene]-2,5-cyclohexadien-1-ylidene]-N-methyl-methanaminium chloride
    • 2580-56-5

  • Applications

    Victoria Blue B is commonly used as a basic dye for textile dyeing and printing applications and also in industrial coatings and inks. It is used as a colorant for plastics and other polymer systems to impart color to plastic products and materials. In biological and histological contexts, it may be used as a classic stain for tissue and cellular structures and can be employed in analytical procedures requiring colorimetric detection. In analytical chemistry, it may function as a dye indicator or reagent in various assays and spectroscopic applications. In paper and adhesive formulations, it may be used as a colorant depending on formulation and regulatory considerations.

    gpt-5-nano

  • Solubility @25˚C

    Solvent Solubility (g/L)
    ethanol 0.34
    methanol 0.33
    isopropanol 0.28
    water 0.0
    ethyl acetate 4.83
    n-propanol 0.68
    acetone 1.85
    n-butanol 0.79
    acetonitrile 0.44
    DMF 5.97
    toluene 7.37
    isobutanol 0.6
    1,4-dioxane 5.43
    methyl acetate 3.95
    THF 14.76
    2-butanone 5.27
    n-pentanol 1.09
    sec-butanol 0.77
    n-hexane 0.25
    ethylene glycol 0.08
    NMP 13.9
    cyclohexane 0.24
    DMSO 2.74
    n-butyl acetate 5.46
    n-octanol 0.55
    chloroform 70.08
    n-propyl acetate 4.69
    acetic acid 1.97
    dichloromethane 48.28
    cyclohexanone 9.19
    propylene glycol 0.23
    isopropyl acetate 4.04
    DMAc 20.8
    2-ethoxyethanol 2.94
    isopentanol 0.87
    n-heptane 0.32
    ethyl formate 2.36
    1,2-dichloroethane 15.16
    n-hexanol 0.96
    2-methoxyethanol 2.18
    isobutyl acetate 3.66
    tetrachloromethane 4.35
    n-pentyl acetate 4.02
    transcutol 8.99
    n-heptanol 0.77
    ethylbenzene 3.2
    MIBK 3.28
    2-propoxyethanol 4.63
    tert-butanol 0.47
    MTBE 2.38
    2-butoxyethanol 3.03
    propionic acid 1.97
    o-xylene 3.38
    formic acid 0.55
    diethyl ether 2.47
    m-xylene 3.24
    p-xylene 3.5
    chlorobenzene 11.61
    dimethyl carbonate 5.12
    n-octane 0.12
    formamide 0.83
    cyclopentanone 13.22
    2-pentanone 4.57
    anisole 7.17
    cyclopentyl methyl ether 6.88
    gamma-butyrolactone 13.74
    1-methoxy-2-propanol 2.52
    pyridine 12.27
    3-pentanone 5.63
    furfural 14.94
    n-dodecane 0.08
    diethylene glycol 1.47
    diisopropyl ether 1.01
    tert-amyl alcohol 1.15
    acetylacetone 6.61
    n-hexadecane 0.1
    acetophenone 8.17
    methyl propionate 6.21
    isopentyl acetate 5.85
    trichloroethylene 61.39
    n-nonanol 0.81
    cyclohexanol 1.24
    benzyl alcohol 3.92
    2-ethylhexanol 1.52
    isooctanol 0.92
    dipropyl ether 4.21
    1,2-dichlorobenzene 12.56
    ethyl lactate 2.82
    propylene carbonate 7.05
    n-methylformamide 1.63
    2-pentanol 0.72
    n-pentane 0.17
    1-propoxy-2-propanol 4.43
    1-methoxy-2-propyl acetate 10.33
    2-(2-methoxypropoxy) propanol 5.09
    mesitylene 1.42
    ε-caprolactone 10.59
    p-cymene 1.85
    epichlorohydrin 27.63
    1,1,1-trichloroethane 16.41
    2-aminoethanol 0.28
    morpholine-4-carbaldehyde 12.21
    sulfolane 16.74
    2,2,4-trimethylpentane 0.25
    2-methyltetrahydrofuran 7.61
    n-hexyl acetate 3.21
    isooctane 0.11
    2-(2-butoxyethoxy)ethanol 4.65
    sec-butyl acetate 4.34
    tert-butyl acetate 4.72
    decalin 0.33
    glycerin 0.54
    diglyme 12.65
    acrylic acid 2.23
    isopropyl myristate 1.66
    n-butyric acid 3.51
    acetyl acetate 4.14
    di(2-ethylhexyl) phthalate 2.24
    ethyl propionate 5.66
    nitromethane 4.29
    1,2-diethoxyethane 5.91
    benzonitrile 3.51
    trioctyl phosphate 1.2
    1-bromopropane 8.57
    gamma-valerolactone 19.21
    n-decanol 0.6
    triethyl phosphate 4.72
    4-methyl-2-pentanol 0.7
    propionitrile 1.12
    vinylene carbonate 8.75
    1,1,2-trichlorotrifluoroethane 21.13
    DMS 5.38
    cumene 1.78
    2-octanol 0.56
    2-hexanone 4.76
    octyl acetate 1.88
    limonene 2.29
    1,2-dimethoxyethane 7.69
    ethyl orthosilicate 4.91
    tributyl phosphate 1.84
    diacetone alcohol 3.91
    N,N-dimethylaniline 5.26
    acrylonitrile 1.59
    aniline 5.46
    1,3-propanediol 0.54
    bromobenzene 15.48
    dibromomethane 24.37
    1,1,2,2-tetrachloroethane 44.95
    2-methyl-cyclohexyl acetate 5.87
    tetrabutyl urea 2.54
    diisobutyl methanol 1.13
    2-phenylethanol 3.73
    styrene 3.97
    dioctyl adipate 3.34
    dimethyl sulfate 11.25
    ethyl butyrate 6.37
    methyl lactate 3.09
    butyl lactate 3.31
    diethyl carbonate 4.31
    propanediol butyl ether 1.52
    triethyl orthoformate 6.78
    p-tert-butyltoluene 1.74
    methyl 4-tert-butylbenzoate 6.79
    morpholine 5.87
    tert-butylamine 0.34
    n-dodecanol 0.46
    dimethoxymethane 6.38
    ethylene carbonate 5.74
    cyrene 7.47
    2-ethoxyethyl acetate 7.9
    2-ethylhexyl acetate 5.83
    1,2,4-trichlorobenzene 18.2
    4-methylpyridine 11.45
    dibutyl ether 2.01
    2,6-dimethyl-4-heptanol 1.13
    DEF 7.93
    dimethyl isosorbide 13.62
    tetrachloroethylene 22.4
    eugenol 5.58
    triacetin 5.63
    span 80 3.62
    1,4-butanediol 0.3
    1,1-dichloroethane 12.96
    2-methyl-1-pentanol 1.6
    methyl formate 2.1
    2-methyl-1-butanol 1.11
    n-decane 0.17
    butyronitrile 1.18
    3,7-dimethyl-1-octanol 1.05
    1-chlorooctane 0.95
    1-chlorotetradecane 0.36
    n-nonane 0.14
    undecane 0.11
    tert-butylcyclohexane 0.32
    cyclooctane 0.15
    cyclopentanol 1.26
    tetrahydropyran 4.99
    tert-amyl methyl ether 3.41
    2,5,8-trioxanonane 8.45
    1-hexene 1.13
    2-isopropoxyethanol 2.8
    2,2,2-trifluoroethanol 1.37
    methyl butyrate 6.15

    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