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3736-92-3

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Basic Information
CAS No.: 3736-92-3
Name: 1,2-diphenyl-4-(2-phenylthioethyl)pyrazolidine-3,5-dione
Molecular Structure:
Molecular Structure of 3736-92-3 (1,2-diphenyl-4-(2-phenylthioethyl)pyrazolidine-3,5-dione)
Formula: C23H20 N2 O2 S
Molecular Weight: 388.49
Synonyms: 1,2-Diphenyl-4-(2-phenylthioethyl)-3,5-pyrazolidinedione;4-[2-(Phenylthio)ethyl]-1,2-diphenyl-3,5-pyrazolidinedione; G 25671; GP 25671
Density: 1.32g/cm3
Melting Point: 111.5°C
Boiling Point: 538°Cat760mmHg
Flash Point: 279.2°C
Solubility: 1.6g/L(temperature not stated)
Safety: Poison by intravenous route. Moderately toxic by ingestion. When heated to decomposition it emits very toxic fumes of NOx and SOx.
PSA: 65.92000
LogP: 4.91000
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Chemistry

IUPAC  Name: 1,2-Diphenyl-4-(2-phenylsulfanylethyl)pyrazolidine-3,5-dione    
Molecular Formula: C23H20N2O2S
Molecular Weight: 388.51
Freely Rotating Bonds: 6
Polar Surface Area: 65.92 Å2
Index of Refraction: 1.697
Molar Refractivity: 113.27 cm3
Molar Volume: 293.8 cm3
Polarizability: 44.9 ×10-24 cm3
Surface Tension: 65.3 dyne/cm
Density: 1.32 g/cm3
Flash Point: 279.2 °C
Enthalpy of Vaporization: 81.5 kJ/mol
Boiling Point: 538 °C at 760 mmHg
Vapour Pressure: 1.21E-11 mmHg at 25°C 
The Cas Register Number of  1,2-Diphenyl-4-phenylthioethyl-3,5-pyrazolidinedione is 3736-92-3 .The chemical synonyms of  1,2-Diphenyl-4-phenylthioethyl-3,5-pyrazolidinedione (CAS NO.3736-92-3) are 3,5-Pyrazolidinedione, 1,2-diphenyl-4-[2-(phenylthio)ethyl]- ; 1,2-Diphenyl-3,5-dioxo-4-(2'-phenyl-thio-aethyl)-pyrazolidin  and  1,2-Diphenyl-4-(2-phenylsulfanylethyl)pyrazolidine-3,5-dione .The molecular structure of  1,2-Diphenyl-4-phenylthioethyl-3,5-pyrazolidinedione (CAS NO.3736-92-3) is.

Uses

 1,2-Diphenyl-4-phenylthioethyl-3,5-pyrazolidinedione (CAS NO.3736-92-3) is used in organic synthesis .

Toxicity Data With Reference

1.    

orl-rat LD50:450 mg/kg

     ANYAA9    Annals of the New York Academy of Sciences. 86 (1960),263.
2.    

ivn-rat LD50:190 mg/kg

     ANYAA9    Annals of the New York Academy of Sciences. 86 (1960),263.
3.    

orl-mus LD50:560 mg/kg

     ANYAA9    Annals of the New York Academy of Sciences. 86 (1960),263.
4.    

ivn-mus LD50:178 mg/kg

     ANYAA9    Annals of the New York Academy of Sciences. 86 (1960),263.
5.    

ivn-rbt LD50:100 mg/kg

     MDCHAG    Medicinal Chemistry: A Series of Monographs. 5 (1965),391.

Safety Profile

Poison by intravenous route. Moderately toxic by ingestion. When heated to decomposition it emits very toxic fumes of NOx and SOx.