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CAS RN: 101-68-8 | Product Number: D0897

Methylenediphenyl 4,4'-Diisocyanate

Purity: >97.0%(T)
  • Bis(4-isocyanatophenyl)methane
  • 4,4'-Methylenebis(phenyl Isocyanate)
  • 4,4'-Diphenylmethane Diisocyanate
  • MDI
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Product Number D0897
Purity / Analysis Method >97.0%(T)
Molecular Formula / Molecular Weight C__1__5H__1__0N__2O__2 = 250.26  
Physical State (20 deg.C) Solid
Storage Temperature 0-10°C
Store Under Inert Gas Store under inert gas
Condition to Avoid Moisture Sensitive,Heat Sensitive
CAS RN 101-68-8
Reaxys Registry Number 797662
PubChem Substance ID 87567498
SDBS (AIST Spectral DB) 2289
MDL Number


Appearance White to Almost white powder to lump
Purity(Butylamine Method) min. 97.0 %
Melting point 40.0 to 50.0 °C
Solubility in Toluene almost transparency
Properties (reference)
Melting Point 37 °C
Boiling Point 200 °C/5 mmHg
Flash point 196 °C
Specific Gravity (20/20) 1.2
Solubility (soluble in) Ether,Toluene,Acetone,Dioxane
Pictogram Pictogram Pictogram
Signal Word Danger
Hazard Statements H330 : Fatal if inhaled.
H315 : Causes skin irritation.
H319 : Causes serious eye irritation.
H372 : Causes damage to organs through prolonged or repeated exposure.
H370 : Causes damage to organs.
H317 : May cause an allergic skin reaction.
H334 : May cause allergy or asthma symptoms or breathing difficulties if inhaled.
H351 : Suspected of causing cancer.
H335 : May cause respiratory irritation.
Precautionary Statements P260 : Do not breathe dust/ fume/ gas/ mist/ vapours/ spray.
P201 : Obtain special instructions before use.
P280 : Wear protective gloves/ protective clothing/ eye protection/ face protection.
P308 + P311 : IF exposed or concerned: Call a POISON CENTER/doctor.
P304 + P340 + P310 : IF INHALED: Remove person to fresh air and keep comfortable for breathing. Immediately call a POISON CENTER/doctor.
P403 + P233 : Store in a well-ventilated place. Keep container tightly closed.
Related Laws:
EC Number 202-966-0
RTECS# NQ9350000
Transport Information:
UN Number UN2206
Class 6.1
Packing Group II
HS Number 2929100090
PubMed Literature

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