Piperazine Chemical Properties
Melting point 109-112 °C(lit.)
Boiling point 146 °C
density 1,1 g/cm3
vapor pressure 0.8 mm Hg ( 20 °C)
FEMA 4250 | PIPERAZINE
refractive index 1.4460
Fp 65 °C
storage temp. Store in dark!
solubility H2O: 0.1 M at 20 °C, clear, colorless
pka 9.83(at 23℃)
form Crystalline Flakes
color White to slightly yellow
PH 11.0-12.5 (25℃, 0.1M in H2O)
explosive limit 14%
Water Solubility 150 g/L (20 ºC)
Sensitive Air Sensitive & Hygroscopic
Merck 14,7464
BRN 102555
Stability: Stable. Hygroscopic. Light sensitive. Flammable. Incompatible with strong oxidizing agents.
InChIKey GLUUGHFHXGJENI-UHFFFAOYSA-N
CAS DataBase Reference 110-85-0(CAS DataBase Reference)
NIST Chemistry Reference Piperazine(110-85-0)
EPA Substance Registry System Piperazine(110-85-0)
Safety Information
Hazard Codes C,Xn
Risk Statements 34-42/43-52/53-62-52-63
Safety Statements 22-26-36/37/39-45-61
RIDADR UN 2579 8/PG 3
WGK Germany 1
RTECS TK7800000
F 3-8-23
Hazard Note Harmful/Corrosive
TSCA Yes
HazardClass 8
PackingGroup III
Hazardous Substances Data 110-85-0(Hazardous Substances Data)