N,N'-Dimethylpiperazine Chemical Properties

Melting point:

-1 °C

Boiling point:

131-132 °C750 mm Hg(lit.)

Density 

0.844 g/mL at 25 °C(lit.)

vapor pressure 

20 hPa (20 °C)

refractive index 

n20/D 1.4463(lit.)

Flash point:

65 °F

storage temp. 

Store below +30°C.

solubility 

miscible

pka

pK1:4.630(+2);pK2:8.539(+1) (25°C)

form 

Liquid

Specific Gravity

0.844

color 

Clear colorless to yellow

PH

11.4 (H2O)

explosive limit

1.8-9.6%(V)

Water Solubility 

miscible

BRN 

103022

InChIKey

RXYPXQSKLGGKOL-UHFFFAOYSA-N

LogP

-0.26 at 20℃

CAS DataBase Reference

106-58-1(CAS DataBase Reference)

NIST Chemistry Reference

Piperazine, 1,4-dimethyl-(106-58-1)

EPA Substance Registry System

Piperazine, 1,4-dimethyl- (106-58-1)

Safety Information

Hazard Codes 

F,C

Risk Statements 

11-34-22-10

Safety Statements 

16-26-27-36/37/39-45-25-23

RIDADR 

UN 2924 3/PG 2

WGK Germany 

1

RTECS 

TL5945000

Autoignition Temperature

180 °C

TSCA 

Yes

HazardClass 

3

PackingGroup 

II

HS Code 

29335995

Toxicity

LD50 orally in Rabbit: 2800 mg/kg LD50 dermal Rabbit 3000 mg/kg

MSDS

• Language:English Provider:N,N'-Dimethylpiperazine
• Language:English Provider:ACROS
• Language:English Provider:SigmaAldrich
• Language:English Provider:ALFA

N,N'-Dimethylpiperazine Usage And Synthesis

Chemical Properties

clear colorless to yellow liquid

Uses

Catalyst for polyurethane foams and intermediate for cationic surfactants.

Preparation

N,N'-Dimethylpiperazine is obtained from piperazine and methanol or formaldehyde under aminating conditions.

Synthesis Reference(s)

Canadian Journal of Chemistry, 63, p. 725, 1985 DOI: 10.1139/v85-120

Flammability and Explosibility

Flammable

N,N'-Dimethylpiperazine(106-58-1)Related Product Information

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