Diphenylmethane 4,4'-diisocyanate, 98%

Name: Diphenylmethane 4,4'-diisocyanate, 98%
Brand: Vaqora Chemicals
SKU: VQ-019016

About Diphenylmethane 4,4'-diisocyanate, 98%

Vaqora Chemicals supplies Diphenylmethane 4,4'-diisocyanate, a monomer registered under CAS number 101-68-8, specified at 98% purity. Formula C15H10N2O2, molecular weight 250.25 g/mol. The IUPAC name is 1-isocyanato-4-[(4-isocyanatophenyl)methyl]benzene. Common synonyms include 4,4′-Methylenebis(phenyl isocyanate) and 4,4′-MDI.

It is supplied as a solid. Literature values give a melting point of 41-44 °C and a density of 1.239. Keep the container tightly sealed and store it in a cool, dry area. It carries the GHS signal word “Danger” with 7 hazard statements. Review the Safety Data Sheet before use.

Key uses span polymerisation, crosslinking and curing and adhesives and coatings. Typical end-use sectors are polymers and plastics and paints and coatings.

Vaqora Chemicals supplies Diphenylmethane 4,4'-diisocyanate in 50 g, 500 g, 5 kg and 4 x 25 kg packs, each shipped with a Certificate of Analysis (COA), and exports worldwide.

Typical applications

Polymerisation
Crosslinking & curing
Adhesives & coatings

Industries

Specifications & identifiers

Chemical identifiers
Product name	Diphenylmethane 4,4'-diisocyanate, 98%
Catalogue No.	VQ-019016
CAS Number	101-68-8
IUPAC name	1-isocyanato-4-[(4-isocyanatophenyl)methyl]benzene
Molecular formula	C₁₅H₁₀N₂O₂
Molecular weight	250.25 g/mol
Exact mass	250.0742
Purity / assay	98%
HSN code	29299000
InChIKey	UPMLOUAZCHDJJD-UHFFFAOYSA-N
SMILES	C1=CC(=CC=C1CC2=CC=C(C=C2)N=C=O)N=C=O
PubChem CID	7570

Physical properties
Physical form	Solid
Appearance	Solid
Melting point	41-44 °C
Density	1.239
LogP (XLogP3)	5.4
H-bond donors / acceptors	0 / 4
TPSA	58.9 Å²
UN number	UN 3335
Synonyms	4,4′-Methylenebis(phenyl isocyanate), 4,4′-MDI, Bis(4-isocyanatophenyl)methane, MDI, Methylenediphenylene diisocyanate, 4,4'-Diphenylmethane diisocyanate, Diphenylmethane diisocyanate, 4,4'-Methylenebis(phenyl isocyanate), Isonate, Desmodur 44, p,p'-Diphenylmethane diisocyanate, 1,1'-Methylenebis(4-isocyanatobenzene)

Safety & hazard information (GHS)

Harmful / irritant

Health hazard

Signal word: Danger

Hazard statements

H315Causes skin irritation
H317May cause an allergic skin reaction
H319Causes serious eye irritation
H332Harmful if inhaled
H334May cause allergy or asthma symptoms or breathing difficulties if inhaled
H335May cause respiratory irritation
H351Suspected of causing cancer

Precautionary statements: P203, P233, P260, P261, P264, P264 + P265, P271, P272, P280, P284, P302 + P352, P304 + P340, P305 + P351 + P338, P317, P318, P319, P321, P332 + P317, P333 + P317, P337 + P317, P342 + P316, P362 + P364, P403, P403 + P233

Classification is indicative (aggregated GHS notifications) and may vary by grade and concentration. Always refer to the SDS supplied with your lot.

Documents

Safety Data Sheet (SDS)16-section GHS · on request Certificate of AnalysisTypical / batch COA · on request Specification sheetTDS / MOA · on request

Frequently asked questions

What is the CAS number of Diphenylmethane 4,4'-diisocyanate, 98%?

The CAS Registry Number of Diphenylmethane 4,4'-diisocyanate, 98% is 101-68-8. It is also known as 4,4′-Methylenebis(phenyl isocyanate), 4,4′-MDI, Bis(4-isocyanatophenyl)methane.

What is the molecular formula and molecular weight of Diphenylmethane 4,4'-diisocyanate, 98%?

Diphenylmethane 4,4'-diisocyanate, 98% has the molecular formula C15H10N2O2 and a molecular weight of 250.25 g/mol. Its IUPAC name is 1-isocyanato-4-[(4-isocyanatophenyl)methyl]benzene.

Which grade and pack sizes of Diphenylmethane 4,4'-diisocyanate, 98% can I order?

We supply Diphenylmethane 4,4'-diisocyanate, 98% in (98%) grade, in 50 g, 500 g, 5 kg, 4 x 25 kg packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with Diphenylmethane 4,4'-diisocyanate, 98%?

Yes. Every lot of Diphenylmethane 4,4'-diisocyanate, 98% is shipped with a batch-specific Certificate of Analysis, and a 16-section GHS Safety Data Sheet is provided with the quotation and the shipment.

Can Diphenylmethane 4,4'-diisocyanate, 98% be shipped internationally?

Yes. Diphenylmethane 4,4'-diisocyanate, 98% is classified as hazardous (UN 3335), so it is packed in UN-approved packaging and shipped as dangerous goods under IATA/IMDG rules. We export worldwide on EXW, FOB, CIF and DAP terms.