phenazopyridine
phenazopyridine
CAS: 94-78-0
Molecular Formula: C11H11N5
phenazopyridine - Names and Identifiers
| Name | phenazopyridine |
| Synonyms | Gastracid Gastrotest Phenazopryidine phenazopyridine 2,6-diamino-3-phenylazopyridine 3-(phenylazo)-6-pyridinediamine 2,6-diamino-3-(phenylazo)-pyridin 2,6-Diamino-3-(phenylazo)pyridine 3-(Phenylazo)-2,6-Pyridinediamine 3-phenylazopyridine-2,6-diyldiamine 3-[(E)-Phenyldiazenyl]-2,6-pyridinediamine |
| CAS | 94-78-0 |
| EINECS | 202-363-2 |
| InChI | InChI=1/C6H5N2/c7-8-6-4-2-1-3-5-6/h1-5H |
| InChIKey | QPFYXYFORQJZEC-FOCLMDBBSA-N |
phenazopyridine - Physico-chemical Properties
| Molecular Formula | C11H11N5 |
| Molar Mass | 213.24 |
| Density | 1.2597 (rough estimate) |
| Melting Point | 136-137° |
| Boling Point | 343.23°C (rough estimate) |
| Flash Point | 32.496°C |
| Water Solubility | 904.20g/L(25 ºC) |
| Solubility | DMSO (Slightly), Methanol (Slightly) |
| Vapor Presure | 12.044mmHg at 25°C |
| Appearance | Solid |
| Color | Red crystals |
| pKa | pKa 5.15(H2O,t =25) (Uncertain) |
| Storage Condition | Amber Vial, -20°C Freezer, Under inert atmosphere |
| Stability | Light Sensitive |
| Refractive Index | 1.6880 (estimate) |
phenazopyridine - Risk and Safety
| Toxicity | LD50 ipr-rat: 560 mg/kg JPETAB 51,200,34 |
phenazopyridine - Reference Information
| EPA chemical substance information | information provided by: ofmpeb.epa.gov (external link) |
| toxic substance data | information provided by: pubchem.ncbi.nlm.nih.gov (external link) |
Last Update：2024-04-09 19:05:15
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View History
phenazopyridine
α-Acetyl-2-hydroxy-oxobenzenepropanoic acid monosodium salt
1174064-68-6
2-(2-{2-[(4-methoxyphenyl)amino]-1,3-thiazol-4-yl}ethyl)-2,3-dihydro-1H-isoindole-1,3-dione hydrobromide
α-Acetyl-2-hydroxy-oxobenzenepropanoic acid monosodium salt
1174064-68-6
2-(2-{2-[(4-methoxyphenyl)amino]-1,3-thiazol-4-yl}ethyl)-2,3-dihydro-1H-isoindole-1,3-dione hydrobromide