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4,4-methylene bis(phenyl isocyanate)
isocyanic acid, methylenedi-p-phenylene ester

Supplier Sponsors

Name:1-isocyanato-4-[(4-isocyanatophenyl)methyl]benzene
CAS Number: 101-68-8Picture of molecule3D/inchi
Other(deleted CASRN):1211266-59-9
ECHA EINECS - REACH Pre-Reg:202-966-0
FDA UNII: B0LO6BBS8C
Nikkaji Web:J3.231J
Beilstein Number:0797662
MDL:MFCD00036131
XlogP3-AA:5.40 (est)
Molecular Weight:250.25710000
Formula:C15 H10 N2 O2
NMR Predictor:Predict (works with chrome, Edge or firefox)
Category:indirect food additives: adhesives and components of coatings
 
US / EU / FDA / JECFA / FEMA / FLAVIS / Scholar / Patent Information:
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NCBI:Search
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)
 
Organoleptic Properties:
Odor and/or flavor descriptions from others (if found).
 
Cosmetic Information:
None found
 
Suppliers:
Shiva Chemicals and Pharmaceuticals
Methylene Diphenylisocyanate
Sigma-Aldrich: Aldrich
For experimental / research use only.
4,4'-Methylenebis(phenyl isocyanate) 98%
TCI AMERICA
For experimental / research use only.
Methylenediphenyl 4,4'-Diisocyanate >97.0%(T)
 
Safety Information:
Preferred SDS: View
 
Hazards identification
 
Classification of the substance or mixture
GHS Classification in accordance with 29 CFR 1910 (OSHA HCS)
None found.
GHS Label elements, including precautionary statements
 
Pictogram
 
Hazard statement(s)
None found.
Precautionary statement(s)
None found.
Oral/Parenteral Toxicity:
oral-mouse LD50 2200 mg/kg
"Toxicometric Parameters of Industrial Toxic Chemicals Under Single Exposure," Izmerov, N.F., et al., Moscow, Centre of International Projects, GKNT, 1982Vol. -, Pg. 63, 1982.

oral-rat LD50 9200 mg/kg
BEHAVIORAL: SOMNOLENCE (GENERAL DEPRESSED ACTIVITY) BEHAVIORAL: ATAXIA
National Technical Information Service. Vol. OTS0516728

Dermal Toxicity:
Not determined
Inhalation Toxicity:
inhalation-human TCLo 130 ppb/30M
IMMUNOLOGICAL INCLUDING ALLERGIC: INCREASED IMMUNE RESPONSE
American Industrial Hygiene Association Journal. Vol. 27, Pg. 121, 1966.

inhalation-rat LC50 178 mg/m3
American Industrial Hygiene Association Journal. Vol. 43, Pg. 89, 1982.

 
Safety in Use Information:
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.
 
Safety References:
EPI System: View
EPA-Iris:IRIS
NIOSH International Chemical Safety Cards:search
NIOSH Pocket Guide:search
Chemical Carcinogenesis Research Information System:Search
AIDS Citations:Search
Cancer Citations:Search
Toxicology Citations:Search
EPA Substance Registry Services (TSCA):101-68-8
EPA ACToR:Toxicology Data
EPA Substance Registry Services (SRS):Registry
Laboratory Chemical Safety Summary :7570
National Institute of Allergy and Infectious Diseases:Data
WGK Germany:1
1-isocyanato-4-[(4-isocyanatophenyl)methyl]benzene
Chemidplus:0000101688
EPA/NOAA CAMEO:hazardous materials
RTECS:101-68-8
 
References:
 1-isocyanato-4-[(4-isocyanatophenyl)methyl]benzene
NIST Chemistry WebBook:Search Inchi
Canada Domestic Sub. List:101-68-8
Pubchem (cid):7570
Pubchem (sid):134970980
 
Other Information:
(IUPAC):Atomic Weights of the Elements 2011 (pdf)
Videos:The Periodic Table of Videos
tgsc:Atomic Weights use for this web site
(IUPAC):Periodic Table of the Elements
FDA Indirect Additives used in Food Contact Substances:View
CHEBI:View
CHEMBL:View
KEGG (GenomeNet):C19453
HMDB (The Human Metabolome Database):Search
Export Tariff Code:2929.10.8090
ChemSpider:View
 
Potential Blenders and core components note
None Found
 
Potential Uses:
None Found
 
Occurrence (nature, food, other):note
 not found in nature
 
Synonyms:
1-isocyanato-4-[(4-isocyanatophenyl)methyl]benzene
bis(4-isocyanatophenyl) methane
isocyanic 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)
 
 
Notes:
None found
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