4,4′-MDI

• Catalog No.: 33428
• CAS Number: 101-68-8
• M. F.: C15H10N2O2
• M. W.: 250.2521

SYNONYMS

• IUPAC name: 1-isocyanato-4-[(4-isocyanatophenyl)methyl]benzene
• IUPAC Traditional name: diphenylmethane diisocyanate
• Synonyms: 4,4′-亚甲基双(异氰酸苯酯); Bis(4-isocyanatophenyl)methane; 4,4′-Methylenebis(phenyl isocyanate); 4,4′-MDI; 二苯基甲烷-4,4′-二异氰酸酯

DATABASE IDS

• EC Number: 202-966-0
• CAS Number: 101-68-8
• MDL Number: MFCD00036131
• Beilstein Number: 797662
• PubChem SID: 24860077

PROPERTIES

• Grade: analytical standard, for environmental analysis
• Linear Formula: CH2(C6H4NCO)2
• Boiling Point: 200 °C/5 mmHg(lit.)
• Density: 1.18 g/mL at 25 °C(lit.)
• Flash Point: 113 °C
• Flash Point: 235.4 °F
• Melting Point: 42-45 °C(lit.)
• GHS Signal Word: Danger
• GHS Hazard statements: H315-H317-H319-H332-H334-H335-H351-H373
• European Hazard Symbols: Harmful (Xn)
• Personal Protective Equipment: dust mask type N95 (US), Eyeshields, Faceshields, Gloves
• GHS Precautionary statements: P261-P280-P305 + P351 + P338-P342 + P311
• RID/ADR: UN 2811 6.1/PG 2
• Risk Statements: 20-36/37/38-40-42/43-48/20
• RTECS: NQ9350000
• Safety Statements: 23-36/37-45
• Storage Temperature: 2-8°C
• Hazard Class: 6.1
• UN Number: 2811
• Packing Group: 2
• German water hazard class: 1