Sulfamethoxypyridazine Sulfamethoxypyridazine

Structural formula

• Numbering system
• Physical property data
• Toxicological data
• Ecological data
• Molecular structure data
• Computing chemical data
• More
  • Properties and Stability
  • Storage method
  • Synthesis method
  • Purpose

Numbering system

CAS number:80-35-3

MDL number:MFCD00057372

EINECS number:201-272-5

RTECS number:WP0400000

BRN number:277076

PubChem ID:None

Physical property data

1. Character: light yellow crystal, easy to change color when exposed to light

2. Density (g/mL, 25/4℃): Uncertain

3. Relative vapor density (g/mL, air=1): Uncertain

4. Melting point (ºC): 180～183℃

5. Boiling point (ºC, normal pressure): Uncertain

6. Boiling point (ºC, 5.2kPa): Uncertain

7. Refractive index: Uncertain

8. Flash point (ºC): Uncertain

9. Specific rotation (º): Uncertain

10. Autoignition point or ignition temperature (ºC): Uncertain

11. Vapor pressure ( kPa, 25ºC): Uncertain

12. Saturated vapor pressure (kPa, 60ºC): Uncertain

13. Heat of combustion (KJ/mol): Uncertain

14. Critical temperature (ºC): Uncertain

15. Critical pressure (KPa): Uncertain

16. Oil-water (octanol/water) partition coefficient relationship Value: Uncertain

17. Explosion upper limit (%, V/V): Uncertain

18. Explosion lower limit (%, V/V): Uncertain

19. Solubility: Insoluble in cold water, slightly soluble in boiling water

Toxicological data

None yet

Ecological data

None yet

Molecular structure data

1. Molar refractive index: 69.51

2. Molar volume (cm³/mol): 191.2

3. Isotonic specific volume (90.2K ): 563.0

4. Surface tension (dyne/cm): 75.0

5. Polarizability (10^-24cm³): 27.55

Compute chemical data

1. Reference value for hydrophobic parameter calculation (XlogP): None

2. Number of hydrogen bond donors: 2

3. Number of hydrogen bond acceptors: 7

4. Number of rotatable chemical bonds: 4

5. Number of tautomers: 2

6. Topological molecule polar surface area 116

7. Number of heavy atoms: 19

8. Surface charge: 0

9. Complexity: 376

10. Number of isotope atoms: 0

11. Determine the number of atomic stereocenters: 0

12. Uncertain number of atomic stereocenters: 0

13. Determine the number of chemical bond stereocenters: 0

14. Number of uncertain chemical bond stereocenters: 0

15. Number of covalent bond units: 1

Properties and stability

None yet

Storage method

This product should be kept sealed.

Synthesis method

After cyclization of maleic anhydride and hydrazine sulfate, chlorination, condensation with sulfonamide, and then methyl Prepared by oxidation.

Purpose

One ​​of the sulfa drugs, its antibacterial efficacy is equal to that of sulfadiazine. It was eliminated due to its serious side effects.