Cas no 4444-23-9 (2,5-dihydroxybenzene-1,4-disulfonic acid)

2,5-dihydroxybenzene-1,4-disulfonic acid structure
4444-23-9 structure
Product Name:2,5-dihydroxybenzene-1,4-disulfonic acid
CAS No:4444-23-9
MF:C6H6O8S2
MW:270.237040042877
CID:1516309
PubChem ID:71199
Update Time:2025-04-21

2,5-dihydroxybenzene-1,4-disulfonic acid Chemical and Physical Properties

Names and Identifiers

    • Persilic Acid
    • 2,6-dimethyl-1,4-hydrobenzoquinone
    • 2,5-dihydroxy-benzene-1,4-disulfonic acid
    • 2,6-Dimethylhydroquinone
    • 2,6-Xylohydroquinone
    • 2,6-Xyloquinol
    • DMHQ
    • hydroquinone-2,5-disulfonate
    • m-Xhq
    • Hydrochinon-disulfonsaeure-(2.5)
    • 2,5-dihydroxy benzene-1,4-disulphonic acid
    • 1,4-dihydroxy-2,6-dimethylbenzene
    • 1,4-Benzenediol, 2,6-dimethyl-
    • 2,5-dihydroxy-1,4-benzenedisulfonic acid
    • m-Xylohydroquinone
    • Metaxylohydroquinone
    • m-Xylene-2,5-diol
    • 1,4-dihydroxy-2,6-dimethyl-benzene
    • 2,5-dihydroxybenzene-1,4-disulphonic acid
    • 2,5-Dihydroxy-benzol-1,4-disulfonsaeure
    • 2,5-dihydroxy-1,3-dimethylbenzene
    • 2,6-dimethyl-1,4-dihydroxybenzene
    • 2,6-Dimethylhydroquinone;2,6-dimethyl-1,4-dihydroxybenzene;m-Xylohydroquinone;2,5-Dihydroxy-benzol-1,4-disulfonsaeure;Metaxylohydroquinone;m-Xhq;2,5-dihydroxy-benzene-1,4-disulfonic acid;hydroquinone-2,5-disulfonate;DMHQ;1,4-dihydroxy-2,6-dimethylbenzene;2,6-Xylohydroquinone;2,6-dimethyl-1,4-hydrobenzoquinone;2,5-dihydroxy-1,4-benzenedisulfonic acid;Hydrochinon-disulfonsaeure-(2.5);2,6-Xyloquinol;2,5-dihydroxy benzene-1,4-disulphonic ac
    • Etamsylate Impurity
    • 2,5-dihydroxybenzene-1,4-disulfonic acid
    • 4444-23-9
    • Q27256490
    • CHEMBL2107069
    • Acido persilico [INN-Spanish]
    • Acide persilique [INN-French]
    • NS00031430
    • 35VER614H0
    • Z2049914530
    • Acide persilique
    • Persilic acid [INN]
    • VSAZFRKEFQPOIS-UHFFFAOYSA-N
    • 1,4-Benzenedisulfonic acid, 2,5-dihydroxy-
    • Acidum persilicum
    • UNII-35VER614H0
    • DTXSID2063474
    • Acidum persilicum [INN-Latin]
    • SCHEMBL393079
    • EN300-11735294
    • 2,5-Dihydroxy-p-benzenedisulfonic acid
    • EINECS 224-680-5
    • Acido persilico
    • Inchi： 1S/C6H6O8S2/c7-3-1-5(15(9,10)11)4(8)2-6(3)16(12,13)14/h1-2,7-8H,(H,9,10,11)(H,12,13,14)
    • InChI Key： VSAZFRKEFQPOIS-UHFFFAOYSA-N
    • SMILES： S(C1C=C(C(=CC=1O)S(=O)(=O)O)O)(=O)(=O)O

Computed Properties

  • Exact Mass: 269.95000
  • Monoisotopic Mass: 269.95040949g/mol
  • Isotope Atom Count: 0
  • Hydrogen Bond Donor Count: 4
  • Hydrogen Bond Acceptor Count: 8
  • Heavy Atom Count: 16
  • Rotatable Bond Count: 2
  • Complexity: 396
  • Covalently-Bonded Unit Count: 1
  • Defined Atom Stereocenter Count: 0
  • Undefined Atom Stereocenter Count : 0
  • Defined Bond Stereocenter Count: 0
  • Undefined Bond Stereocenter Count: 0
  • XLogP3: -0.2
  • Topological Polar Surface Area: 166?2

Experimental Properties

  • PSA: 165.96000
  • LogP: 1.75280

2,5-dihydroxybenzene-1,4-disulfonic acid Customs Data

  • HS CODE：2908999090
  • Customs Data：

    China Customs Code:

    2908999090

    Overview:

    2908999090 Halogenated derivatives of other phenols and phenolic alcohols(Including its sulfonation\Nitrosative or nitrosative derivatives). VAT:17.0% Tax refund rate:9.0% Regulatory conditions:nothing MFN tariff:5.5% general tariff:30.0%

    Declaration elements:

    Product Name, component content, use to

    Summary:

    2908999090 halogenated, sulphonated, nitrated or nitrosated derivatives of phenols or phenol-alcohols.Supervision conditions:None.VAT:17.0%.Tax rebate rate:9.0%.MFN tariff:5.5%.General tariff:30.0%

2,5-dihydroxybenzene-1,4-disulfonic acid Pricemore >>

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