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Appearance:Liquid
Throughput:100|Metric Ton|Day
pd_productuse:intermrdiate
Delivery Time:instock
Purity:98%
Product Name: 1-Methylpiperazine
CAS: 109-01-3
MF: C5H12N2
MW: 100.16
EINECS: 203-639-5
Mol File: 109-01-3.mol
1-Methylpiperazine Structure
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.)
Fp 108 °F
storage temp. Store under Nitrogen
pka pK1:4.94(+2);pK2:9.09(+1) (25°C,μ=0.1)
form Liquid
Specific Gravity 0.903
color Clear
PH 11-12 (50g/l, H2O, 20℃)
explosive limit 1.2-9.9%(V)
Water Solubility soluble
Sensitive Hygroscopic
BRN 102724
InChIKey PVOAHINGSUIXLS-UHFFFAOYSA-N
CAS DataBase Reference 109-01-3(CAS DataBase Reference)
NIST Chemistry Reference Piperazine, 1-methyl-(109-01-3)
EPA Substance Registry System Piperazine, 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 Temperature 320 °C
Hazard Note Flammable/Toxic/Corrosive/Store under nitrogen
TSCA Yes
HazardClass 3
PackingGroup III
HS Code 29335995
Toxicity LD50 orally in Rabbit: 2547 mg/kg LD50 dermal Rabbit 1341 mg/kg
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