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Substance Name: Sulfamethoxazole sodium [JAN]
RN: 4563-84-2
UNII: PJ0X8H59AI
InChIKey: LARLNXOUTTUXPN-UHFFFAOYSA-N

Note

  • A bacteriostatic antibacterial agent that interferes with folic acid synthesis in susceptible bacteria. Its broad spectrum of activity has been limited by the development of resistance. (From Martindale, The Extra Pharmacopoeia, 30th ed, p208)

Molecular Formula

  • C10-H11-N3-O3-S.Na

Molecular Weight

  • 275.263
 
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Names and Synonyms

Name of Substance

  • Sulfamethoxazole sodium
  • Sulfamethoxazole sodium [JAN]

Synonyms

  • EINECS 224-939-2
  • Sodium sulfamethoxazole
  • Sulfamethoxazole sodium
  • Sulfisomezole sodium
  • UNII-PJ0X8H59AI

Systematic Names

  • Benzenesulfonamide, 4-amino-N-(5-methyl-3-isoxazolyl)-, monosodium salt
  • Sodium N-(5-methylisoxazol-3-yl)sulphanilamidate

Registry Numbers

CAS Registry Number

  • 4563-84-2

FDA UNII

  • PJ0X8H59AI

System Generated Number

  • 0004563842

Molecular Formulas

Molecular Formula

  • C10-H11-N3-O3-S.Na

Molecular Formula Fragments

  • C10-H11-N3-O3-S
  • COMPONENT
  • Na

Structure Descriptors

InChI

1S/C10H10N3O3S.Na/c1-7-6-10(12-16-7)13-17(14,15)9-4-2-8(11)3-5-9;/h2-6H,11H2,1H3;/q-1;+1

InChIKey

LARLNXOUTTUXPN-UHFFFAOYSA-N

Smiles

Cc1cc(no1)[N-]S(=O)(=O)c2ccc(cc2)N.[Na+]