Sulfapyridine

Structural formula

Business number	03WN
Molecular formula	C11H11N3O2S
Molecular weight	249.29
label	2-Sulfapyridine, 4-amino-N-(2-pyridyl)benzenesulfonamide, p-Amine-N-2-pyridine benzenesulfonamide, 4-Amino-N-(2-pyridinyl)benzene sulfonamide, 4-(2-Pyridinylsulfonyl)aniline

• 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:144-83-2

MDL number:MFCD00038036

EINECS number:205-642-7

RTECS number:DA9625000

BRN number:None

PubChem number:24899692

Physical property data

1. Physical property data:

1. Characteristics: yellow-brown to White powder

2. Melting point (ºC): 191-193ºC
3. Solubility:Slightly soluble in water.

Toxicological data

2. Toxicological data:

1, acute toxicity: rat oral LD50: 15800 mg/kg;

Rat intravenous LD50: 800 mg/kg;

Mouse oral LD50: 16600 mg/kg;

Mouse abdominal cavity LD50: 1150 mg/kg;

Rabbit oral LD50: 20 mg/kg.

2. Chronic toxicity/Carcinogenicity: Rat subcutaneous TDLo: 135 mg/kg/9W-I

Ecological data

3. Ecological data:

Usually for Water is not hazardous and materials should not be discharged into the surrounding environment without government permission.

Molecular structure data

5. Molecular property data:

1. Molar refractive index:65.34

2. Molar volume (m³/mol):174.0

3. Isotonic specific volume (90.2K):508.6

4. Surface tension (dyne/cm):73.0

5. Polarizability(10^-24cm³）：5. Molecular property data:

1. Molar refractive index:65.34

2. Molar volume (m³/mol):174.0

3. Isotonic specific volume (90.2K):508.6

4. Surface tension (dyne/cm):73.0

5. Polarizability(10^-24cm³）：25.90

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: 5

4. Number of rotatable chemical bonds: 3

5. Number of tautomers: 2

6. Topological molecule polar surface area 93.5

7. Number of heavy atoms: 17

8. Surface charge: 0

9. Complexity: 331

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

Stable under normal temperature and pressure.

Storage method

Save at 2-8ºC.

Synthesis method

2-Aminopyridine is obtained by condensation and hydrolysis.

Purpose

Pharmaceutical intermediates.

-SIZE: 9pt; FONT-FAMILY: ‘Arial’,’sans-serif'”>25.90

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: 5

4. Number of rotatable chemical bonds: 3

5. Number of tautomers: 2

6. Topological molecule polar surface area 93.5

7. Number of heavy atoms: 17

8. Surface charge: 0

9. Complexity: 331

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

Stable under normal temperature and pressure.

Storage method

Save at 2-8ºC.

Synthesis method

2-Aminopyridine is obtained by condensation and hydrolysis.

Purpose

Pharmaceutical intermediates.