4,4'-Methylenebis(2,6-diethylaniline)
Synonym(s):4,4′-Diamino-3,3′,5,5′-tetraethyldiphenylmethane
- CAS NO.：13680-35-8
- Empirical Formula: C21H30N2
- Molecular Weight: 310.48
- MDL number: MFCD00071552
- EINECS: 237-185-4
- SAFETY DATA SHEET (SDS)
- Update Date: 2026-01-13 11:14:06
What is 4,4'-Methylenebis(2,6-diethylaniline)?
Chemical properties
Crystalline Powder
The Uses of 4,4'-Methylenebis(2,6-diethylaniline)
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.
Flammability and Explosibility
Not classified
Properties of 4,4'-Methylenebis(2,6-diethylaniline)
| 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℃ |
| CAS DataBase Reference | 13680-35-8(CAS DataBase Reference) |
| EPA Substance Registry System | Benzenamine, 4,4'-methylenebis[2,6-diethyl- (13680-35-8) |
Safety information for 4,4'-Methylenebis(2,6-diethylaniline)
| Signal word | Warning |
| Pictogram(s) |
 Exclamation Mark Irritant GHS07 |
| GHS Hazard Statements |
H302:Acute toxicity,oral H315:Skin corrosion/irritation H319:Serious eye damage/eye irritation H335:Specific target organ toxicity, single exposure;Respiratory tract irritation |
| Precautionary Statement Codes |
P261:Avoid breathing dust/fume/gas/mist/vapours/spray. P264:Wash hands thoroughly after handling. P264:Wash skin thouroughly after handling. P270:Do not eat, drink or smoke when using this product. P301+P312:IF SWALLOWED: call a POISON CENTER or doctor/physician IF you feel unwell. P302+P352:IF ON SKIN: wash with plenty of soap and water. P305+P351+P338:IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing. |
Computed Descriptors for 4,4'-Methylenebis(2,6-diethylaniline)
New Products
2-(2-aminoethyl) benzenesulfonamide Gemcitabine 3-benzoate impurity Dihydroxyphenylacetone Ornidazole EP impurity D Acetyl amino diol impurity Valsartan Benzyl Ester Impurity B N,N'-Dicyclohexylcarbodiimide 3-Bromo-2-Methyl-5-Nitropyridine 5-Bromo-3-Methyl-2-Pyridinecarboxylic acid 2-Amino-4-Methylpyridine 4-Aminopyridine 4-dimethylaminopyridineRelated products of tetrahydrofuran
![4,4'-methylenebis[N,N-diethylaniline]](https://img.chemicalbook.in/CAS/GIF/135-91-1.gif)
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