Product Name

  • Name

    Sulfamethoxydiazine

  • EINECS
  • CAS No. 18179-67-4
  • Density g/cm3
  • Solubility
  • Melting Point
  • Formula C11H12 N4 O3 S . Na
  • Boiling Point 539.4°Cat760mmHg
  • Molecular Weight 302.31
  • Flash Point 280°C
  • Transport Information
  • Appearance
  • Safety Moderately toxic by ingestion, intraperitoneal, and intravenous routes. An antibacterial agent. When heated to decomposition it emits very toxic fumes of NOx, Na2O, and SOx. See also SULFONATES.
  • Risk Codes
  • Molecular Structure Molecular Structure of 18179-67-4 (Sulfamethoxydiazine)
  • Hazard Symbols
  • Synonyms Benzenesulfonamide,4-amino-N-(5-methoxy-2-pyrimidinyl)-, monosodium salt (9CI); Sulfanilamide,N1-(5-methoxy-2-pyrimidinyl)-, monosodium salt (8CI); Sodium sulfametin
  • PSA 103.55000
  • LogP 3.12350

Sulfamethoxydiazine sodium Chemical Properties

Product Name: Sulfamethoxydiazine sodium (CAS NO.18179-67-4)


Molecular Formula: C11H11N4O3S•Na
Molecular Weight: 302.31g/mol
Mol File: 18179-67-4.mol
Boiling point: 539.4 °C at 760 mmHg
Flash Point: 280 °C
Enthalpy of Vaporization: 81.68 kJ/mol
Vapour Pressure: 1.05E-11 mmHg at 25°C
H-Bond Donor: 2
H-Bond Acceptor: 7
Structure Descriptors of Sulfamethoxydiazine sodium (CAS NO.18179-67-4):
  IUPAC Name: sodium [4-[(5-methoxypyrimidin-2-yl)sulfamoyl]phenyl]azanide
  Canonical SMILES: COC1=CN=C(N=C1)NS(=O)(=O)C2=CC=C(C=C2)[NH-].[Na+]
  InChI: InChI=1S/C11H11N4O3S.Na/c1-18-9-6-13-11(14-7-9)15-19(16,17)10-4-2-8(12)3-5-10;/h2-7,12H,1H3,(H,13,14,15);/q-1;+1 
  InChIKey: FRLJPXLANPCKLP-UHFFFAOYSA-N

Sulfamethoxydiazine sodium Toxicity Data With Reference

Organism Test Type Route Reported Dose (Normalized Dose) Effect Source
mouse LD50 intraperitoneal 1500mg/kg (1500mg/kg)   Arzneimittel-Forschung. Drug Research. Vol. 11, Pg. 695, 1961.
mouse LD50 intravenous 1100mg/kg (1100mg/kg) BEHAVIORAL: CONVULSIONS OR EFFECT ON SEIZURE THRESHOLD Arzneimittel-Forschung. Drug Research. Vol. 11, Pg. 695, 1961.
mouse LD50 oral 3gm/kg (3000mg/kg)   Arzneimittel-Forschung. Drug Research. Vol. 11, Pg. 695, 1961.
rabbit LD50 intravenous 100mg/kg (100mg/kg)   Arzneimittel-Forschung. Drug Research. Vol. 11, Pg. 695, 1961.
rat LD50 intraperitoneal 1100mg/kg (1100mg/kg)   Arzneimittel-Forschung. Drug Research. Vol. 11, Pg. 695, 1961.
rat LD50 intravenous 1200mg/kg (1200mg/kg)   Arzneimittel-Forschung. Drug Research. Vol. 11, Pg. 695, 1961.
rat LD50 oral 1gm/kg (1000mg/kg)   Arzneimittel-Forschung. Drug Research. Vol. 11, Pg. 695, 1961.

Sulfamethoxydiazine sodium Safety Profile

Moderately toxic by ingestion, intraperitoneal, and intravenous routes. An antibacterial agent. When heated to decomposition it emits very toxic fumes of NOx, Na2O, and SOx. See also SULFONATES.

Sulfamethoxydiazine sodium Specification

 Sulfamethoxydiazine sodium ,its CAS NO. is 18179-67-4,the synonyms is 2-(p-Aminobenzenesulfonamido)-5-methoxypyrimidine sodium salt ; 2-Sulfanilamido-5-methoxypyrimidine sodium salt ; 4-Amino-N-(5-methoxy-2-pyrimidinyl)benzenesulfonamide sodium salt ; 5-Methoxysulfadiazine sodium ; Methoxypyrimal sodium ; N(sup 1)-(5-Methoxy-2-pyrimidinyl)sulfanilamide, sodium salt ; Sulfa-5-methoxypyrimidine sodium salt ; Sulfameter sodium ; Sulfanilamide, N(sup 1)-(5-methoxy-2-pyrimidinyl)-, sodium salt .

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