Sigmaaldrich material safety data sheet date printed. About reference price about reference price reference price is published by molbase platform, which was calculated with quotation and purchasing data by scientific algorithm. These polymers possess a paralinked chainextended diphenylmethane structure figure 14. Product safety assessment dow modified methyl diphenyl. Limited exposure to 4aminobiphenyl occurs since it is no longer produced commercially. Z1p dimethylaminoethoxyphenyl1,2diphenyl1butene trans241. A method is presented to determine the concentration of the carcinogen 4,4diamino diphenyl methane mda in polyols derived from polyurethane flexible foam solvolysis by combination of size exclusion chromatography sec and gas chromatography coupled to mass spectrometry gcms. Opus 4 determination of carcinogen 4,4diamino diphenyl. In the crystal structure, intermolecular nho hydrogen bonds connect the same neighbour molecules into a one. The new mee order 12 replaces the current mep order 7 and will come into force on 1 january, when the existing order will be repealed. Alkylated diphenyl amines 15 68411461 see section 8 for exposure limits if applicable. China publishes final text of regulation governing new chemicals. Triphenylmethane, or triphenyl methane, is the hydrocarbon with the formula c 6 h 5 3 ch. Structure, properties, spectra, suppliers and links for.
Chemical product and company identification product name. The user must determine suitability of this information for his. Persistence and degradability diphenylamine 122 39 4 persistence and degradability not readily biodegradable in water. In the molecule of chiral title compound 1,2dipheny121phenylethylaminoethanol,which derived from r p phenylamine,accroding to the cram rules and the molecular structure, two chiral atoms. It is a colorless solid that is used as a precursor to other organic compounds. Product and company identification product name diphenyl oxide, dpo iso 9001. The addition of diphenylmethane to saturated, linear polyesters improves their thermal stability, and its addition to jet fuels increases their stability and lubricating properties. Diphenylmethane4,4diisocyanate cameo chemicals noaa. Store tychem 6000 garments in a cool, dark, dry location free of dirt and insects. Ac11718 casno 501655 synonyms tolan recommended use laboratory chemicals. Store tychem 6000 fr garments in a cool, dark, dry location free of dirt and insects.
Methane is not listed in the iarc, ntp or by osha as a carcinogen or potential carcinogen. Uses advised against food, drug, pesticide or biocidal product use. This market research report provides information about chemicals, country overview chemicals, specialty chemicals industry. Diphenyl methanediisocyanate is a viscous, dark brown liquid with a total content of isocyanate of 3032% and a functionality range of 2,62,7. Methylene diphenyl diisocyanate monomeric mdi and polymeric mdi pmdi casrn 101688, 9016879. A method to detect diphenylamine contamination of apple fruit and storages using headspace solid phase microextraction and gas chromatographymass spectroscopy.
It is used in the preparation of a polymerization initiator, diphenylmethyl potassium dpmk. C 12 h 12 n 2 o 2 s physical and chemical properties. A trityl group in organic chemistry is a triphenylmethyl group ph 3 c, e. Benzylbenzene, methylenedibenzene cas number 101815. Never induce vomiting or give anything by mouth if the victim is unconscious or having convulsions. Identification product name diphenylacetylene cat no. Methylene diphenyl diisocyanate, most often abbreviated as mdi, is an aromatic diisocyanate. This action plan addresses the use of methylene diphenyl diisocyanate mdi and related compounds see appendix 1 in products that may result in consumer and general population exposures, particularly in or around buildings, including homes and schools. Aliphatic and aromatic hydrocarbons from chemical group 31 view page or view pdf. The information provided in this safety data sheet is correct to the best of our knowledge, information and belief at the date of its publication. Canadian ingredient disclosure list section 16 additional information msds creation date.
The origin of the high impact strength is still not fully understood but probably is a consequence of the molecular backbone motion occurring well below t g. Triphenylmethane is the basic skeleton of many synthetic dyes called triarylmethane dyes, many of them are ph indicators, and some display fluorescence. This colorless solid is soluble in nonpolar organic solvents and not in water. Aminodiphenylmethane hydrochloride 97% sigmaaldrich. Extreme high moderate low section 1 chemical product and company identification product name diphenylmethanol. Acute short term inhalation exposure to 4aminobiphenyl produces headaches, lethargy, cyanosis, urinary burning, and hematuria the presence of blood in urine in humans. Ac117170000, ac117170050, ac117170250, ac11717 synonyms. November 21, 2007 information in this msds is from available published sources and is believed to be accurate.
August 21, 2015 the dow chemical company page 2 of 8 is used as a raw material to make materials that consumers purchase. One reagent lane fair lawn, nj 07410 for information in north america, call. Diphenyldichloromethane is an organic compound with the formula c 6 h 5 2 ccl 2. Material safety data sheet diphenylamine msds section 1. Three isomers are common, varying by the positions of the isocyanate groups around the rings. Production and market of diphenyl methane diisocyanate mdi. The 4,4 isomer is most widely used, and is also known as 4,4diphenylmethane diisocyanate. Material safety data sheet 4,4methylenebisn,ndimethylaniline.
Diphenylmethane4,4diisocyanate is a light yellow colored solid. Methylene diphenyl diisocyanate, most often abbreviated as mdi, is an aromatic di isocyanate. Safety data sheet revision date 23jan2018 revision number 3 1. Dow modified methylene diphenyl diisocyanate mdi products revised. It is produced, distributed, stored, and consumed in closed systems. Msds contains all of the information required by those regulations. Extreme high moderate low section 1 chemical product and company identification product name. Monomethyldibromo diphenyl methane bromobenzylbromotoluene, mixture of isomers trade name. Methane is inactive biologically and essentially nontoxic. The information given is designed only as a guidance for safe handling, use, processing, storage, transportation, disposal and release and is not to be considered a warranty or quality specification.
Scientific opinion on flavouring group evaluation 25, revision 2 fge. Safety data sheet according to federal register vol. They are the socalled engineering polymers having high melting points and impact strengths. If in a solution it may or may not burn depending on the nature of the material andor the solvent. No warranty, express or implied, is made and labchem inc. Bis4aminophenylmethane chemical information, properties, structures, articles, patents and more chemical data. Production and market of diphenyl methane diisocyanate mdi in china report is published on august 5, 2015 and has 200 pages in it. Diphenyl methane 9, iii treat empty containers with extra care, as residual solvents may pose ignition hazard. Dbbt regulatory process names 1 other names 1 other identifiers 1 ec list no. Recommendation for diphenyl methane usage levels up to. However, we make no warranty of merchantability or any other warranty, express or implied, with respect to such information, and we assume no liability resulting from its use. It may be toxic by ingestion, inhalation, or skin absorption.
Aliphatic hydrocarbons from chemical group 31 view page or view pdf. The company was established in 2001,which is a comprehensive manufacturer of active pharmaceutical ingredients and chemical intermediates. This document addresses the use of methylene diphenyl diisocyanate mdi and related compounds see appendix 1 in products that may result in consumer and general population exposures, particularly in or around buildings, including homes and schools. C201500068 recommended uses chemical intermediate, heat transfer fluids, andor process fluids company identification headquarters and manufacturing facility radco industries, inc. Diphenylmethane is widely used in the synthesis of luminogens for aggregationinduced emission aie.
P amino diphenylamine cas no 101542 material safety data sheet sds msds. In a series of diphenyl and related ligand tricarbonylchromium complexes, the c nmr chemical shifts of the ring carbons directly complexed to the metal are about 35 ppm upfield relative to the free ligand, while those of the uncomplexed ring with the exception of c1. Ac117300000, ac117300010, ac117300050, ac409360000, ac409360010, ac409360050 ac409360050 synonyms. Diphenylmethane is a diarylmethane that is methane substituted by two phenyl groups. Molbase is one of the largest integrated platforms for chemical ecommerce. Pdf 4diphenylaminobenzaldehyde 4phenylthiosemicarbazone. Scientific opinion on flavouring group evaluation 25, revision 3 fge. Diphenylamine 6 europeaninternational regulations canadian dslndsl. Diphenylmethane is recommended as a plasticizer to improve the dyeing properties, as a solvent for dyes, and as a dye carrier for printing with disperse dyes. Contact information address telephone website view all contact information.