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LC1822 Diphenylmethane 4,4′-diisocyanate
(mixture of di-and triisocyanates) for synthesis

 

Order number Packaging Quantity Price €
AC28822 Glass bottle 100 ml 11.88
AC28822 Glass bottle 500 l 28.35

 

Product information
Synonyms Methylenediphenylene diisocyanate
Hill Formula C15H10N2O2
HS Code 2929 10 00
EC number 202-966-0
Molar mass 250.25 g/mol
EC index number 615-005-00-9
CAS number 101-68-8

 

Chemical and physical data
Ignition temperature 232 °C
Solubility 2 g/l (20 °C) (decomposition)
Melting point 10 °C
Molar mass 250.25 g/mol
Density 1.2 g/cm3 (20 °C)
Boiling point 392 °C (1013 hPa)
Vapor pressure 0.066 hPa (20 °C)
Explosion limit 0.4 %(V)
Flash point 202 °C

 

Safety information
R Phrase R 20-36/37/38-42/43
Harmful by inhalation.Irritating to eyes, respiratory system and skin.May cause sensitization by inhalation and skin contact.
S Phrase S 23-36/37-45
Do not breathe spray, vapour.Wear suitable protective clothing and gloves.In case of accident or if you feel unwell, seek medical advice immediately (show the label where possible).
Categories of danger harmful, irritant, sensitizing
Hazard Symbol Harmful
Storage class 10 Combustible liquids not in Storage Class 3
WGK WGK 1 slightly water endangering
Disposal 11
Organic acid halides, anhydrides and isocyanates can be added dropwise to an excess of methanol (Cat. No. 822283) to convert them into the corresponding methyl esters or methyl carbamates. If necessary, neutralize with sodium hydroxide solution (Cat. No. 105587). Fill into container A.

 

Transport information
Declaration (transport by sea) IMDG-Code UN 2810 TOXIC LIQUID, ORGANIC, N.O.S.(METHYLENEDIPHENYLENE DIISOCYANATE), 6.1, II
Declaration (transport by air) IATA-DGR UN 2810 TOXIC LIQUID, ORGANIC, N.O.S.(METHYLENEDIPHENYLENE DIISOCYANATE), 6.1, II

 

Toxicological data
LD 50 oral LD50 rat > 5000 mg/kg
LD 50 dermal LD50 rabbit > 9000 mg/kg

 

Specifications
Assay (GC, area%) ∼60%
Density (d 20 °C/ 4 °C) 1.237 – 1.242
isomer Diisocyantes (GC, area%) ∼5%
triisocyanate (GC, area%) ∼30%
Identity (IR) passes test