Cas no 133-09-5 (Benzoic acid,4-amino-2-hydroxy-, potassium salt (1:1))

The compound Benzoic acid,4-amino-2-hydroxy-, potassium salt (1:1) is a potassium salt derivative of 4-amino-2-hydroxybenzoic acid, exhibiting enhanced solubility and stability compared to its free acid form. This water-soluble salt is particularly useful in pharmaceutical and chemical synthesis applications, where improved bioavailability and controlled reactivity are required. Its structural features, including the amino and hydroxyl functional groups, make it a versatile intermediate in the preparation of dyes, coordination complexes, and bioactive molecules. The potassium counterion further facilitates handling in aqueous systems, making it suitable for formulations requiring precise pH adjustment or ionic strength control.
Benzoic acid,4-amino-2-hydroxy-, potassium salt (1:1) structure
133-09-5 structure
Product Name:Benzoic acid,4-amino-2-hydroxy-, potassium salt (1:1)
CAS No:133-09-5
MF:C7H6KNO3
MW:191.225742816925
CID:157230
PubChem ID:23690428
Update Time:2025-06-08

Benzoic acid,4-amino-2-hydroxy-, potassium salt (1:1) Chemical and Physical Properties

Names and Identifiers

    • Benzoic acid,4-amino-2-hydroxy-, potassium salt (1:1)
    • potassium,4-amino-2-hydroxybenzoate
    • 4-aminosalicylic acid potassium salt
    • Aminosalicylate Potassium
    • Benzoic acid,4-amino-2-hydroxy-,monopotassium salt
    • EINECS 205-090-7
    • Monopotassium 4-aminosalicylate
    • p-Aminosalicylate acid potassium salt
    • PASKALIUM
    • Potassium 4-aminosalicylate
    • POTASSIUM AMINOSALICYLATE
    • Paskate
    • Unii-7N21461lkd
    • PRZJIMSXCLZGLT-UHFFFAOYSA-M
    • 4-Aminosalicylic acid potassium
    • 7N21461LKD
    • p-aminosalicylic acid potassium salt
    • Aminosalicylate potassium [USP]
    • SCHEMBL1477512
    • NS00079330
    • 133-09-5
    • potassium paraaminosalicylate
    • AKOS024323786
    • CHEMBL1200584
    • Aminosalicylate potassium (USP)
    • potassium;4-amino-2-hydroxybenzoate
    • POTASSIUM AMINOSALICYLATE [ORANGE BOOK]
    • P-AMINOSALICYLIC ACID POTASSIUM SALT [MI]
    • Q27268591
    • 4-Aminosalicylic acid (potassium)
    • DTXSID3059634
    • Benzoic acid, 4-amino-2-hydroxy-, monopotassium salt
    • Benzoic acid, 4-amino-2-hydroxy-, potassium salt (1:1)
    • DB-231688
    • Inchi: 1S/C7H7NO3.K/c8-4-1-2-5(7(10)11)6(9)3-4;/h1-3,9H,8H2,(H,10,11);/q;+1/p-1
    • InChI Key: PRZJIMSXCLZGLT-UHFFFAOYSA-M
    • SMILES: [K+].OC1C=C(C=CC=1C(=O)[O-])N

Computed Properties

  • Exact Mass: 190.99800
  • Monoisotopic Mass: 190.998
  • Isotope Atom Count: 0
  • Hydrogen Bond Donor Count: 2
  • Hydrogen Bond Acceptor Count: 4
  • Heavy Atom Count: 12
  • Rotatable Bond Count: 1
  • Complexity: 165
  • Covalently-Bonded Unit Count: 2
  • Defined Atom Stereocenter Count: 0
  • Undefined Atom Stereocenter Count : 0
  • Defined Bond Stereocenter Count: 0
  • Undefined Bond Stereocenter Count: 0
  • Topological Polar Surface Area: 86.4A^2

Experimental Properties

  • Density: 1.491
  • Melting Point: 150-151 deg C, with effervescence
  • Boiling Point: 380.8°Cat760mmHg
  • Flash Point: 184.1°C
  • PSA: 86.38000
  • LogP: -0.08090

Benzoic acid,4-amino-2-hydroxy-, potassium salt (1:1) Security Information

  • Hazard Category Code: 36/37/38
  • Safety Instruction: S26; S36
  • Hazardous Material Identification: Xi
  • Risk Phrases:R36/37/38

Benzoic acid,4-amino-2-hydroxy-, potassium salt (1:1) Customs Data

  • HS CODE:2922509090
  • Customs Data:

    China Customs Code:

    2922509090

    Overview:

    2922509090. Other amino alcohol phenols\Amino acid phenols and other oxygenated amino compounds. VAT:17.0%. Tax refund rate:13.0%. Regulatory conditions:AB. MFN tariff:6.5%. general tariff:30.0%

    Declaration elements:

    Product Name, component content, use to, The color of ethanolamine and its salt should be reported, The package of ethanolamine and its salt shall be declared

    Regulatory conditions:

    A.Customs clearance form for Inbound Goods
    B.Customs clearance form for outbound goods

    Inspection and quarantine category:

    R.Sanitary supervision and inspection of imported food
    S.Sanitary supervision and inspection of exported food

    Summary:

    2922509090. other amino-alcohol-phenols, amino-acid-phenols and other amino-compounds with oxygen function. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:30.0%

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