91-19-0

Name Quinoxaline
CAS 91-19-0
EINECS(EC#) 202-047-4
Molecular Formula C8H6N2
MDL Number MFCD00006719
Molecular Weight 130.15
MOL File 91-19-0.mol
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Chemical Properties

Appearance light yellow to brown crystalline
Melting point  29-32 °C (lit.)
Boiling point  220-223 °C (lit.)
density  1.124 g/mL at 25 °C(lit.)
refractive index  nD48 1.6231
Fp  209 °F
storage temp.  2-8°C
solubility  alcohol: freely soluble(lit.)
form  Crystalline Low Melting Solid
pka 0.56(at 20℃)
color  Light yellow to brown
Water Solubility  SOLUBLE
Merck  14,8078
BRN  109351
Stability: Light Sensitive
LogP 1.320
Uses
Organic synthesis.
CAS DataBase Reference 91-19-0(CAS DataBase Reference)
NIST Chemistry Reference Quinoxaline(91-19-0)
EPA Substance Registry System 91-19-0(EPA Substance)
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Safety Data

Symbol(GHS)  Exclamation Mark (GHS07)
GHS07
Signal word  Warning
Hazard statements  H315-H319-H335
Precautionary statements  P261-P280a-P304+P340-P305+P351+P338-P405-P501a-P264-P280-P302+P352+P332+P313+P362+P364-P305+P351+P338+P337+P313
Hazard Codes  Xi
Risk Statements 
R36/37/38:Irritating to eyes, respiratory system and skin .
R36/38:Irritating to eyes and skin .
Safety Statements 
S26:In case of contact with eyes, rinse immediately with plenty of water and seek medical advice .
S36:Wear suitable protective clothing .
S37/39:Wear suitable gloves and eye/face protection .
WGK Germany  3
RTECS  VD1225000
Hazard Note  Irritant
TSCA  Yes
HS Code  29339990

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