Home Categories Analytical Chemistry 4,4'-Methylene-bis(2-methylaniline)
A5531812

4,4'-Methylene-bis(2-methylaniline) , ≥95.0%(T) , 838-88-0

Synonym(s):
4,4′-Diamino-3,3′-dimethyldiphenylmethane;4,4′-Methylene-di(o-toluidine)

CAS NO.:838-88-0

Empirical Formula: C15H18N2

Molecular Weight: 226.32

MDL number: MFCD00126963

EINECS: 212-658-8

Pack Size Price Stock Quantity
5G RMB92.80 In Stock
25G RMB296.00 In Stock
100G RMB1002.40 In Stock
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Update time: 2022-07-08

PRODUCT Properties

Melting point: 155-157 °C
Boiling point: 357.94°C (rough estimate)
Density  0.9543 (rough estimate)
vapor pressure  1.8hPa at 205.5℃
refractive index  1.5000 (estimate)
storage temp.  Keep in dark place,Inert atmosphere,Room temperature
Water Solubility  Insoluble in water
solubility  Chloroform (Slightly), Methanol (Slightly)
pka 5.18±0.25(Predicted)
color  White to Light yellow to Light orange
BRN  398069
InChIKey WECDUOXQLAIPQW-UHFFFAOYSA-N
CAS DataBase Reference 838-88-0(CAS DataBase Reference)
IARC 2B (Vol. 4, Sup 7) 1987
EPA Substance Registry System 4,4'-Methylenebis(2-methylaniline) (838-88-0)

Description and Uses

4,4′-Methylene-bis(2-methylaniline) has been used as a reference standard for the determination of 4,4′-methylene-bis(2-methylaniline) in plastic multilayer food packaging materials by liquid chromatography (LC)-Orbitrap-full scan-high resolution mass spectrometry (HRMS).
It may be used as a reference standard for the analysis of 4,4′-methylene-bis(2-methylaniline) in dyes, cosmetics, finger paints and inks for pens and tattoos by LC-MS.

Safety

Symbol(GHS) 
GHS07,GHS08,GHS09
Signal word  Danger
Hazard statements  H302-H317-H350-H410
Precautionary statements  P202-P273-P280-P301+P312-P302+P352-P308+P313
Hazard Codes  T,N
Risk Statements  45-22-43-50/53
Safety Statements  53-45-60-61
RIDADR  UN 3077 9/PG 3
WGK Germany  3
RTECS  BY5300000
10-23
HazardClass  6.1(b)
PackingGroup  III
HS Code  29215900

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