LABOTEST-BB LT00053356
4,4'-Methylene-bis(2,6-diethylaniline)
CAS: 13680-35-8
Molecular Formula: C21H30N2
LABOTEST-BB LT00053356 - Names and Identifiers
| Name | 4,4'-Methylene-bis(2,6-diethylaniline) |
| Synonyms | LONZACURE(R) M-DEA LABOTEST-BB LT00053356 4,4'-METHYLENEBIS(2,6-DIETHYLANILINE) 4,4'-Methylenebis(2,6-diethylaniline) 4,4'-Methylenebis (2,6-diethyIaniline) 4,4'-Methylene-bis(2,6-diethylaniline) 4,4'-methylenebis[2,6-diethyl-benzenamin 4,4'-methylenebis[2,6-diethyl-Benzenamine Benzenamine, 4,4-methylenebis2,6-diethyl- 4,4'-Methylene-(Bis(2,6-Diethylaniline) (MDEA) |
| CAS | 13680-35-8 |
| EINECS | 237-185-4 |
| InChI | InChI=1/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 |
LABOTEST-BB LT00053356 - Physico-chemical Properties
| Molecular Formula | C21H30N2 |
| Molar Mass | 310.48 |
| Density | 0.90 |
| Melting Point | 88-90°C(lit.) |
| Boling Point | 205 °C / 0.5mmHg |
| Flash Point | 281°C |
| Water Solubility | 440μg/L at 20℃ |
| Solubility | soluble in Toluene |
| Vapor Presure | 0Pa at 25℃ |
| Appearance | White to Brown Crystal Powder |
| Color | White to Almost white |
| pKa | 4.88±0.25(Predicted) |
| Storage Condition | Keep in dark place,Inert atmosphere,Room temperature |
| Refractive Index | 1.585 |
| MDL | MFCD00071552 |
| Use | Used as curing agent for polyurethane |
LABOTEST-BB LT00053356 - Risk and Safety
| Hazard Symbols | Xn - Harmful |
| Risk Codes | R22 - Harmful if swallowed R36/37/38 - Irritating to eyes, respiratory system and skin. |
| Safety Description | 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 |
| HS Code | 29215900 |
LABOTEST-BB LT00053356 - Reference Information
| LogP | 4.29 at 25℃ |
| EPA chemical information | Information provided by: ofmpub.epa.gov (external link) |
| introduction | 4,4 '-methylene-bis-(2,6-diethylaniline) is an organic amine compound and can be used as a polyurethane curing agent. |
| preparation method | 2,6-diethylaniline (DEA) raw material is dissolved in water, a certain amount of hydrochloric acid is added to generate 2,6-diethylaniline hydrochloride, then a proportional amount of formaldehyde aqueous solution is dropped, heated for condensation reaction, then heat preservation, the reaction is finished, neutralized with alkali solution, and MDEA crude product is precipitated, after decolorization, dehydration, crystallization, and granulation, 4,4 ′-methylene-bis-(2, 6-diethylaniline) is obtained. |
| Use | Used as polyurethane curing agent Used as polyurethane chain extender and epoxy curing agent |
Last Update：2024-04-10 22:29:15
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CAS: 13680-35-8
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View History
LABOTEST-BB LT00053356
TANTALUM PLASMA EMISSION STANDARD
Lithium dihydrogen orthophosphate
TFPAC
LITHIUM BROMIDE HYDRATE, 99
Febuxostat Impurity 51
(S)-4-TOLUENESULPHINAMIDE
壳聚糖盐酸盐(组织工程医疗产品标准)
Permethrin
PYRROLIDINE-1-CARBONITRILE
TANTALUM PLASMA EMISSION STANDARD
Lithium dihydrogen orthophosphate
TFPAC
LITHIUM BROMIDE HYDRATE, 99
Febuxostat Impurity 51
(S)-4-TOLUENESULPHINAMIDE
壳聚糖盐酸盐(组织工程医疗产品标准)
Permethrin
PYRROLIDINE-1-CARBONITRILE