4,4'-methylenedi o -toluidin

Structural formula
General
Surname	4,4'-methylenedi o -toluidin
other names	4,4′-methylenebis (2-methylaniline) 3,3'-dimethyl-4,4'-diaminodiphenylmethane Me-MDA MBOT Tolidine base DADPM DAPM
Molecular formula	C 15 H 18 N 2
Brief description	pale yellow-gray to yellow-red solid
External identifiers / databases
CAS number 838-88-0 EC number 212-658-8 ECHA InfoCard 100.011.508 PubChem 13283 ChemSpider 12723 Wikidata Q229843
properties
Molar mass	226.32 g mol −1
Physical state	firmly
Melting point	155 ° C
boiling point	230–235 ° C (10–11 mbar )
Vapor pressure	16 mbar (180 ° C)
solubility	little in water (0.16 g l −1 at 23.7 ° C)
safety instructions
GHS hazard labeling from  Regulation (EC) No. 1272/2008 (CLP) , expanded if necessary danger H and P phrases H: 302-317-350-410 P: 201-273-280-308 + 313-501
Authorization procedure under REACH	particularly worrying : carcinogenic ( CMR )
MAK	Switzerland: 0.05 mg m −3
As far as possible and customary, SI units are used. Unless otherwise noted, the data given apply to standard conditions .

4,4'-methylenedi o -toluidin is a chemical compound from the group of aromatic amino compounds .

properties

4,4'-methylenedi o -toluidin is a pale yellow gray to yellow-red solid which is slightly soluble in water.

use

4,4'-methylenedi o -toluidin is in research on high-performance polymers (as a monomer for polyimides used).

safety instructions

4,4'-methylenedi o -toluidin proved after oral intake in the rat and dog as a strong carcinogen.

Web links

• Carcinogenic Potency Database Project: 4,4′-Methylene-bis (2-methylaniline)

Individual evidence

1. ↑ ^{a b c d} Entry on 4,4′-diamino-3,3 ′ ′ - dimethyldiphenylmethane at TCI Europe, accessed on June 18, 2017.
2. ↑ ^{a b c d e f} Entry on 4,4′-methylenedi-o-toluidine in the GESTIS substance database of the IFA , accessed on February 1, 2016(JavaScript required) .
3. ↑ Entry on 4,4′-methylenedi-o-toluidine in the Classification and Labeling Inventory of the European Chemicals Agency (ECHA), accessed on February 1, 2016. Manufacturers or distributors can expand the harmonized classification and labeling .
4. ↑ Entry in the SVHC list of the European Chemicals Agency , accessed on August 20, 2014.
5. ↑ Swiss Accident Insurance Fund (Suva): Limit values ​​- current MAK and BAT values (search for 838-88-0 or 4,4'-methylenedi-o-toluidine ), accessed on November 2, 2015.
6. ^ Johannes Karl Fink: High performance polymers ; ISBN 978-0-8155-1580-7 .
7. ↑ TRK for 4,4'-Acetylendi- o -toluidin (3,3'-dimethyl-4,4'-diaminodiphenylmethane) ( Memento of 27 February 2005 at the Internet Archive )