4,4′-MDI
SIAL/33428 - analytical standard
Synonym: 4,4′-Methylenebis(phenyl isocyanate); 4,4′-Diphenylmethane diisocyanate; 4,4′-Methylenediphenyl diisocyanate; 4,4′-MDI; Bis(4-
CAS Number: 101-68-8
Empirical Formula (Hill Notation): C15H10N2O2
Molecular Weight: 250.25
EC Number: 202-966-0
MDL Number: MFCD00036131
Linear Formula: CH2(C6H4NCO)2
Product Type: Chemical
application(s) | environmental |
bp | 200 °C/5 mmHg (lit.) |
density | 1.18 g/mL at 25 °C (lit.) |
format | neat |
grade | analytical standard |
InChI | 1S/C15H10N2O2/c18-10-16-1 |
InChI key | UPMLOUAZCHDJJD-UHFFFAOYSA |
mp | 42-45 °C (lit.) |
Quality Level | 100 |
shelf life | limited shelf life, expiry date on the label |
SMILES string | O=C=Nc1ccc(Cc2ccc(cc2)N=C |
storage temp. | −20°C |
technique(s) | gas chromatography (GC): suitable |
HPLC: suitable |
Application: | 4,4′-MDI may be used as an analytical standard for the determination of the analyte in wastewater and air samples, and human biological samples by various chromatographic techniques. |
Application: | Refer to the product′s Certificate of Analysis for more information on a suitable instrument technique. Contact Technical Service for further support. |
General description: | 4,4′-MDI can be extensively used to make urethane elastomers and urethane coatings. |
General description: | This substance is listed on the positive list of the EU regulation 10/2011 for plastics intended to come into contact with food. |
Symbol | GHS07,GHS08 |
Signal word | Danger |
Hazard statements | H315 - H317 - H319 - H332 - H334 - H335 - H351 - H373 |
Precautionary statements | P202 - P260 - P280 - P302 + P352 - P305 + P351 + P338 - P308 + P313 |
Hazard Codes | Xn |
Risk Statements | 20-36/37/38-40-42/43-48/20 |
Safety Statements | 23-36/37-45 |
RIDADR | UN 3335 |
WGK Germany | WGK 1 |
Flash Point(F) | 411.8 °F - closed cup |
Flash Point(C) | 211 °C - closed cup |
bp | 200 °C/5 mmHg (lit.) |
mp | 42-45 °C (lit.) |
Density | 1.18 g/mL at 25 °C (lit.) |
Storage Temp. | −20°C |
UNSPSC | 41116107 |