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Basic Information
CAS No.: 6639-79-8
Name: 6-CHLORO-2,3-DIOXO-1,2,3,4-TETRAHYDROQUINOXALINE
Article Data: 28
Molecular Structure:
Molecular Structure of 6639-79-8 (6-CHLORO-2,3-DIOXO-1,2,3,4-TETRAHYDROQUINOXALINE)
Formula: C8H5 Cl N2 O2
Molecular Weight: 196.593
Synonyms: 2,3-Quinoxalinediol,6-chloro- (8CI);6-Chloro-1,4-dihydroquinoxaline-2,3-dione;NSC 48940;
EINECS: 229-647-9
Density: 1.475±0.06 g/cm3(Predicted)
Melting Point: 250℃
Hazard Symbols: Xi
Risk Codes: R36/37/38;
Safety: 26-36
PSA: 66.24000
LogP: 1.69440
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Chemistry

Molecular Structure of 2,3-Dihydroxy-6-chloroquinoxaline (CAS NO. 6639-79-8):

IUPAC Name: 6-Chloro-1,4-dihydroquinoxaline-2,3-dione 
Molecular Formula: C8H5ClN2O2
Molecular Weight: 196.590500 g/mol
Index of Refraction: 1.601
Molar Refractivity: 45.66 cm3
Molar Volume: 133.2 cm3
Surface Tension: 51.1 dyne/cm
Density: 1.475 g/cm3
Flash Point: 254.7 °C
Enthalpy of Vaporization: 79.45 kJ/mol
Boiling Point: 497.5 °C at 760 mmHg
Vapour Pressure: 1.61E-10 mmHg at 25°C
EINECS: 229-647-9
Structure Descriptors:
InChI
InChI=1/C8H5ClN2O2/c9-4-1-2-5-6(3-4)11-8(13)7(12)10-5/h1-3H,(H,10,12)(H,11,13)
Smiles
Oc1nc2c(nc1O)cc(cc2)Cl

Safety Profile

Safety Information of 2,3-Dihydroxy-6-chloroquinoxaline (CAS NO. 6639-79-8):
Hazard Codes: Xi Irritant

Specification

  2,3-Dihydroxy-6-chloroquinoxaline with cas registry number of 6639-79-8 is also called 6,7-Dichloroquinoxaline-2,3-dione ; 6-Chloro-2,3-dihydroxyquinoxaline ; NSC 48940 ; 2,3-Quinoxalinediol, 6-chloro- ; 2,3-Quinoxalinediol, 6-chloro- (8CI) ; 2,3-Quinoxalinedione, 6-chloro-1,4-dihydro- ; 6-Chloro-1,4-dihydroquinoxaline-2,3-dione .