4,4-methylene bis(phenyl isocyanate)
isocyanic acid, methylenedi-p-phenylene ester
Identification
| Name | 4,4-methylene bis(phenyl isocyanate) |
| IUPAC | 1-isocyanato-4-[(4-isocyanatophenyl)methyl]benzene |
| CAS Number | 101-68-8 |
| EINECS | 202-966-0 |
| FDA UNII | B0LO6BBS8C |
| Molecular Formula | C15 H10 N2 O2 |
| Molecular Weight | 250.25710000 |
| MDL Number | MFCD00036131 |
| Nikkaji Number | J3.231J |
| Beilstein | 0797662 |
Regulatory
| DG SANTE Food Contact Materials | diphenylmethane-4,4'-diisocyanate |
| FDA Mainterm (IAUFC) | 101-68-8 ; METHYLENEDI-P-PHENYLENE ISOCYANATE |
Physical Properties
| Appearance | colorless to pale yellow clear liquid (est) |
| Assay | 95.00 to 100.00 |
| Food Chemicals Codex Listed | No |
| Specific Gravity | 1.18000 @ 25.00 °C. |
| Flash Point | > 230.00 °F. TCC ( > 110.00 °C. ) |
| Soluble in | water, 0.8288 mg/L @ 25 °C (est) |
No sensory data available
Safety Information
| Preferred SDS | View |
| Oral/Parenteral Toxicity | oral-mouse LD50 2200 mg/kg |
| Dermal Toxicity | Not determined |
| Inhalation Toxicity | inhalation-human TCLo 130 ppb/30M |
GHS Classification
['GHS Classification in accordance with 29 CFR 1910 (OSHA HCS)', 'GHS Label elements, including precautionary statements']
Safety in Use
| Category | indirect food additives: adhesives and components of coatings |
| Recommendation for 4,4-methylene bis(phenyl isocyanate) usage levels up to | not for fragrance use. |
| Recommendation for 4,4-methylene bis(phenyl isocyanate) flavor usage levels up to | not for flavor use. |
Potential Uses
Natural Occurrence
Synonyms
1-iso
cyanato-4-[(4-isocyanatophenyl)methyl]benzene
bis(4-iso
cyanatophenyl) methane
iso
cyanic acid, methylenedi-p-phenylene ester
4,4'-
diisocyanatodiphenyl methane
diphenyl methane-4,4'-diisocyanate
4,4'-
diphenylmethane diisocyanate
diphenylmethane-4,4'-diisocyanate
1,1'-
methylene bis(4-isocyanato) benzene
methylene bis-para-(phenylene isocyanate)
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