13680-35-8

Name 4,4'-Methylenebis(2,6-diethylaniline)
CAS 13680-35-8
EINECS(EC#) 237-185-4
Molecular Formula C21H30N2
MDL Number MFCD00071552
Molecular Weight 310.48
MOL File 13680-35-8.mol

Chemical Properties

Appearance Crystalline Powder
Melting point  88-90 °C(lit.)
Boiling point  205 °C / 0.5mmHg
density  0.90
vapor pressure  0Pa at 25℃
storage temp.  Keep in dark place,Inert atmosphere,Room temperature
solubility  soluble in Toluene
form  powder to crystal
pka 4.88±0.25(Predicted)
color  White to Almost white
Water Solubility  440μg/L at 20℃
Usage LONZACURE(R) M-DEA is an excellent chain extender for polyurethanes (PU) and also a curing agent for epoxides (EP). It provides improved mechanical and dynamic properties which cannot be achieved with standard formulations.
InChI InChI=1S/C21H30N2/c1-5-16-10-14(11-17(6-2)20(16)22)9-15-12-18(7-3)21(23)19(8-4)13-15/h10-13H,5-9,22-23H2,1-4H3
InChIKey NWIVYGKSHSJHEF-UHFFFAOYSA-N
SMILES C(C1=CC(CC)=C(N)C(CC)=C1)C1=CC(CC)=C(N)C(CC)=C1
LogP 4.29 at 25℃
CAS DataBase Reference 13680-35-8(CAS DataBase Reference)
EPA Substance Registry System 13680-35-8(EPA Substance)

Safety Data

Symbol(GHS)  Exclamation Mark (GHS07)
GHS07
Signal word  Warning
Hazard statements  H302-H315-H319-H335
Precautionary statements  P261-P264-P270-P301+P312-P302+P352-P305+P351+P338
Hazard Codes  Xn
Risk Statements 
R22:Harmful if swallowed.
R36/37/38:Irritating to eyes, respiratory system and skin .
Safety Statements 
S26:In case of contact with eyes, rinse immediately with plenty of water and seek medical advice .
S36:Wear suitable protective clothing .
WGK Germany  3
TSCA  TSCA listed
REACH Registrations Active
HS Code  29215900
Storage Class 11 - Combustible Solids
Hazard Classifications Acute Tox. 4 Oral
Eye Irrit. 2
Skin Irrit. 2
STOT SE 3

Hazard Information

Material Safety Data Sheet(MSDS)

Well-known Reagent Company Product Information

Supplier