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Basic Information
CAS No.: 118-02-5
Name: 2,4-DINITROSORESORCINOL
Molecular Structure:
Molecular Structure of 118-02-5 (2,4-DINITROSORESORCINOL)
Formula: C6H4 N2 O4
Molecular Weight: 168.109
Synonyms: Resorcinol,2,4-dinitroso- (6CI,7CI,8CI); 1,3-Dihydroxy-2,4-dinitrosobenzene;2,4-Dinitroso-1,3-dihydroxybenzene; 2,4-Dinitrosoresorcinol; NSC 1541; Rezad 33
Density: 1.69g/cm3
Melting Point: 168oC
Boiling Point: 449.8°Cat760mmHg
Flash Point: 225.8°C
Hazard Symbols: Xi
Risk Codes: R36/37/38
Safety: A poison by intraperitoneal route. An unstable substance forbidden for transport. When heated to decomposition it emits toxic vapors of NOx.
PSA: 99.32000
LogP: 1.89360
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Chemistry

Empirical Formula of 2,4-Dinitrosoresorcinol (CAS NO.118-02-5): C6H4N2O4
Molecular Weight: 168.107 g/mol
EINECS: 204-228-3 
Index of Refraction: 1.672
Density: 1.69 g/cm3
Flash Point: 225.8 °C
Enthalpy of Vaporization: 73.58 kJ/mol
Boiling Point: 449.8 °C at 760 mmHg
Vapour Pressure: 1.05E-08 mmHg at 25 °C 
Structure of 2,4-Dinitrosoresorcinol (CAS NO.118-02-5):
                   
IUPAC Name of 2,4-Dinitrosoresorcinol (CAS NO.118-02-5): 2,4-Dinitrosobenzene-1,3-diol

Toxicity Data With Reference

Organism Test Type Route Reported Dose (Normalized Dose) Effect Source
mouse LD50 intraperitoneal 300mg/kg (300mg/kg) BEHAVIORAL: COMA Journal of Pharmacology and Experimental Therapeutics. Vol. 119, Pg. 522, 1957.
rat LD oral > 500mg/kg (500mg/kg)   National Academy of Sciences, National Research Council, Chemical-Biological Coordination Center, Review. Vol. 5, Pg. 35, 1953.

Safety Profile

A poison by intraperitoneal route. An unstable substance forbidden for transport. When heated to decomposition it emits toxic vapors of NOx.

Standards and Recommendations

DOT Classification:  Forbidden

Specification

 2,4-Dinitrosoresorcinol ,its cas register number is 118-02-5. It also can be called Benzene-1,3-diol, 2,4-dinitroso- ; and 2,4-Dinitroso-m-resorcinol .