4,4'-Methylene-bis(2-methylaniline) , Analysis standard , 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

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

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
• F: 10-23
• HazardClass: 6.1(b)
• PackingGroup: III
• HS Code: 29215900