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63690-09-5

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Basic Information
CAS No.: 63690-09-5
Name: 4,4'-Methylenebis(benzamidine)
Molecular Structure:
Molecular Structure of 63690-09-5 (4,4'-Methylenebis(benzamidine))
Formula: C15H16N4
Molecular Weight: 252.35
Synonyms: 4,4'-methylenedibenzenecarboximidamide;Methylenediphenyl-4,4'-diamidine;Benzenecarboximidamide,4,4'-methylenebis;p,p'-Diamidinodiphenylmethane;
Density: 1.23g/cm3
Boiling Point: 424.6°Cat760mmHg
Flash Point: 210.6°C
Safety: A poison by an unreported route. When heated to decomposition it emits toxic vapors of NOx.
PSA: 99.74000
LogP: 3.44560
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Chemistry

The Molecular Structure of Methylenediphenyl-4,4'-diamidine (63690-09-5):
Molecular Formula: C15H16N4
Molecular Weight: 252.3143
Density: 1.23 g/cm3  at 25°C 
Flash Point: 210.6 °C
Enthalpy of Vaporization: 67.91 kJ/mol
Boiling Point: 424.6 °C at 760 mmHg 
Vapour Pressure: 2.05E-07 mmHg
ACD/LogP: 1.07 
ACD/LogD (pH 5.5): -1.93 
ACD/LogD (pH 7.4): -1.93 
ACD/BCF (pH 5.5): 1 
ACD/BCF (pH 7.4): 1 
ACD/KOC (pH 5.5): 1 
ACD/KOC (pH 7.4): 1 
Polar Surface Area: 31.2Å2 
Index of Refraction: 1.647 
Molar Refractivity: 74.23 cm3 
Molar Volume: 204.1 cm3 
Polarizability: 29.42× 10-24cm3 
Surface Tension: 53.6 dyne/cm

Toxicity Data With Reference

1.    

unr-mus LDLo:50 mg/kg

     ATMPA2    Annals of Tropical Medicine and Parasitology. 32 (1938),177.

Safety Profile

A poison by an unreported route. When heated to decomposition it emits toxic vapors of NOx.

Specification

 Methylenediphenyl-4,4'-diamidine (63690-09-5) is also called as Methylenediphenyl-4,4'-diamidine ; p,p'-Diamidinodiphenylmethane Benzenecarboximidamide , 4,4'-methylenebis- ; 4-[(4-carbamimidoylphenyl)methyl]benzenecarboximidamide .