TMEDA N,N,N’,N’-Tetramethylethylenediamine CAS 110-18-9

TMEDA (N,N,N’,N’-Tetramethylethylenediamine)

CAS No.110-18-9

Over view

Common Name: N,N,N’,N’-Tetramethylethylenediamine

Other Chemical Names: N,N,N’,N’-Tetramethylethane-1,2-diamine, electrophoresis grade;Four MethylEthylenediaMine;N,N,N’,N’-TetraMethylethylenediaMine

Molar formular


Molar mass


1 (4)

Physical and chemical properties:

a) Appearance

Form: Transparent colorless liquid

b) Melting point/freezing point

Melting point/range: -55 °C – lit.

c) Initial boiling point and

boiling range

120 – 122 °C – lit.

d) Flash point

20 °C – closed cup

e) Evaporation rate

no data available

f) Flammability (solid, gas)

no data available

g) Upper/lower

flammability or

explosive limits

Upper explosion limit: 9,08 %(V)

Lower explosion limit: 0,98 %(V)

h) Relative density

0,775 g/cm3 at 20 °C

i) Water solubility


j) Partition coefficient:

log Pow: 0,3

Features and uses:

NT CAT TMEDA is a colorless-to-straw, liquid, tertiary amine with a characteristic aminic odor. It is readily soluble in water, ethyl alcohol, and other organic solvent.

It is used as an intermediate in organic synthesis. It is also used as a cross linking catalyst for polyurethane rigid foams.

Storage Information

NEWTOP Chemical recommends that our catalysts be stored in a dry and cool area under appropriate ventilation conditions. Each container should be closed tightly to avoid contamination with moisture or other negative influences that could change the products’ performance in the end use.


160KG Steel Drum

(Toyocat TE/ Kaolizer 11/ Dabco TMEDA)

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CAS NO:3033-62-3

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