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4,4′-Methylenebis(phenyl isocyanate)

4,4′-Methylenebis(phenyl isocyanate) chemical structure
CAS Number101-68-8
FormulaN/A
Mol. Weight250.25 g/mol

What is 4,4′-Methylenebis(phenyl isocyanate)?

4,4′-Methylenebis(phenyl isocyanate) is a chemical compound with CAS number 101-68-8. It is used in various industrial and research applications.

Applications

Uses include UV curable and latent catalyst-containing polymerization compositions.1

Specifications

Linear Formula

CH2(C6H4NCO)2

Molecular Weight

250.25 g/mol

Assay/Purity

98%

Boiling Point

200 °C/5 mmHg(lit.)

Density

1.18 g/mL at 25 °C(lit.)

Safety Information

GHS07GHS07
GHS08GHS08
Signal Word

Danger

Hazard Statements

H315-H317-H319-H332-H334-H335-H351-H373

Precautionary Statements

P261-P280-P305 + P351 + P338-P342 + P311

Required PPE

dust mask type N95 (US), Eyeshields, Faceshields, Gloves

Melting Point

42-45 °C(lit.)

EC Number

202-966-0

WGK Germany

1

Frequently Asked Questions

Alternative Names & Synonyms

CH2(C6H4NCO)2