-
Name
4-(3-phenyl-1H-pyrazol-1-yl)benzenesulfonic acid
- EINECS
- CAS No. 78109-90-7
- Density 1.35g/cm3
- Solubility
- Melting Point
- Formula C15H12N2O3S
- Boiling Point °Cat760mmHg
- Molecular Weight 300.35
- Flash Point °C
- Transport Information
- Appearance
- Safety Moderately toxic by intravenous and subcutaneous routes. When heated to decomposition it emits very toxic fumes of SOx and NOx.
- Risk Codes
-
Molecular Structure
- Hazard Symbols
- Synonyms
- PSA 80.57000
- LogP 3.86680
p-(3-Phenyl-1-pyrazolyl)benzene-sulfonic acid Chemical Properties
IUPAC Name: 4-(3-Phenylpyrazol-1-yl)benzenesulfonic acid
Synonyms of p-(3-Phenyl-1-pyrazolyl)benzene-sulfonic acid (CAS NO.78109-90-7): 1-(p-Sulfophenyl)-3-phenyl-pyrazol ; Pyrazole, 3-phenyl-1-(p-sulfophenyl)- ; p-(3-Phenyl-1-pyrazolyl)benzenesulfonic acid ; Benzenesulfonic acid, p-(3-phenyl-1-pyrazolyl)-
CAS NO: 78109-90-7
Molecular Formula: C15H12N2O3S
Molecular Weight: 300.3324
Molecular Structure : .png)
H bond acceptors: 5
H bond donors: 1
Freely Rotating Bonds: 3
Polar Surface Area: 69.57 Å2
Index of Refraction: 1.658
Molar Refractivity: 81.64 cm3
Molar Volume: 221.6 cm3
Surface Tension: 57.2 dyne/cm
Density: 1.35 g/cm3
p-(3-Phenyl-1-pyrazolyl)benzene-sulfonic acid Toxicity Data With Reference
| Organism | Test Type | Route | Reported Dose (Normalized Dose) | Effect | Source |
|---|---|---|---|---|---|
| mouse | LD50 | intravenous | 490mg/kg (490mg/kg) | Arzneimittel-Forschung. Drug Research. Vol. 4, Pg. 249, 1954. | |
| mouse | LD50 | subcutaneous | 982mg/kg (982mg/kg) | Arzneimittel-Forschung. Drug Research. Vol. 4, Pg. 249, 1954. |
p-(3-Phenyl-1-pyrazolyl)benzene-sulfonic acid Safety Profile
Moderately toxic by intravenous and subcutaneous routes. When p-(3-Phenyl-1-pyrazolyl)benzene-sulfonic acid (CAS NO.78109-90-7) is heated to decomposition, it emits very toxic fumes of SOx and NOx.
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