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1-Methylpiperazine

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1-Methylpiperazine Basic information
1-Methylpiperazine Chemical Properties
  • Melting point:-6 °C
  • Boiling point:138 °C(lit.)
  • Density 0.903 g/mL at 25 °C(lit.)
  • vapor density 3.5 (vs air)
  • vapor pressure 12 hPa (20 °C)
  • refractive index n20/D 1.466(lit.)
  • Flash point:108 °F
  • storage temp. 2-8°C
  • form Liquid
  • pkapK1:4.94(+2);pK2:9.09(+1) (25°C,μ=0.1)
  • Specific Gravity0.903
  • color Clear
  • PH11-12 (50g/l, H2O, 20℃)
  • explosive limit1.2-9.9%(V)
  • Water Solubility soluble
  • Sensitive Hygroscopic
  • BRN 102724
  • InChIKeyPVOAHINGSUIXLS-UHFFFAOYSA-N
  • CAS DataBase Reference109-01-3(CAS DataBase Reference)
  • NIST Chemistry ReferencePiperazine, 1-methyl-(109-01-3)
  • EPA Substance Registry SystemPiperazine, 1-methyl- (109-01-3)
Safety Information
  • Hazard Codes T,F,C,Xi
  • Risk Statements 10-21-23-34-36/37/38-20/21
  • Safety Statements 16-26-36/37/39-45-36
  • RIDADR UN 2734 8/PG 2
  • WGK Germany 2
  • RTECS TM1225000
  • Autoignition Temperature320 °C
  • Hazard Note Flammable/Toxic/Corrosive/Store under nitrogen
  • TSCA Yes
  • HazardClass 3
  • PackingGroup III
  • HS Code 29335995
  • ToxicityLD50 orally in Rabbit: 2547 mg/kg LD50 dermal Rabbit 1341 mg/kg
MSDS
1-Methylpiperazine Usage And Synthesis
  • Chemical Propertiesclear liquid
  • Uses1-Methylpiperazine is used in the preparation of 2-(4-Methyl-1-piperazinylmethyl)acrylophenone(MPMAP)
  • HazardModerate fire risk.
  • Safety ProfilePoison by intraperitoneal route. Moderately toxic by inhalation, ingestion, and skin contact. A severe skin and eye irritant. Flammable liquid when exposed to heat or flame; can react with oxidizing materials. To fight fire, use alcohol foam, CO2, dry chemical. When heated to decomposition it emits toxic fumes of NOx.
1-Methylpiperazine Preparation Products And Raw materials
1-Methylpiperazine(109-01-3)Related Product Information
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