Pyrazine
Catalog Number
ACM290379
CAS
290-37-9
IUPAC Name
pyrazine
Synonyms
FEMA 4015;FEMA NUMBER 4015;1,4-DIAZINE;1,4-Diazabenzene;Paradiazine;p-Diazine;Piazine;Pyrazin
Molecular Weight
80.09
Molecular Formula
C4H4N2
Product Information
Description
Solid;deliquescent crystals or wax-like solid with a pungent, sweet, corn-like, nutty odour
Canonical SMILES
C1=CN=CC=N1
Inchi
InChI=1S/C4H4N2/c1-2-6-4-3-5-1/h1-4H
InChIKey
KYQCOXFCLRTKLS-UHFFFAOYSA-N
Boiling Point
115.0 °C
Melting Point
54 °C
Flash Point
132°F
Purity
>98.0%(GC)
Density
1.031g/mL at 25°C(lit.)
Solubility
freely soluble in water, organic solvents;very soluble (in ethanol)
Appearance
White to Almost white powder to crystal
storage
Store under inert gas
Complexity
26.5
Condition To Avoid
Hygroscopic
Hazard Statements
H315 : Causes skin irritation.H319 : Causes serious eye irritation.H228 : Flammable solid.
Heavy Atom Count
6
MDL Number
MFCD00006122
Precautionary Statements
P240 : Ground/bond container and receiving equipment.P210 : Keep away from heat/sparks/open flames/hot surfaces. No smoking.P241 : Use explosion-proof electrical/ ventilating/ lighting/ equipment.P264 : Wash skin thoroughly after handling.P280 : Wear protective gloves/ eye protection/ face protection.P370 + P378 : In case of fire: Use dry sand, dry chemical or alcohol-resistant foam to extinguish.P337 + P313 : If eye irritation persists: Get medical advice/ attention.P305 + P351 + P338 : IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.P302 + P352 : IF ON SKIN: Wash with plenty of soap and water.P332 + P313 : If skin irritation occurs: Get medical advice/ attention.P362 : Take off contaminated clothing and wash before reuse.
Reaxys Registry Number
103905
Rotatable Bond Count
0
Signal Word
Warning
Monoisotopic Mass
80.037448g/mol
Exact Mass
80.037448g/mol
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