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08116/85 NRI Ib 48 IAA 915 3bb 7Ul.i -»� 5IV('KIUN tg(UUL <br /> Chemical Summary Methyl-Tert-Butyl Ether - Microsoft Internet Explorer Page 2 of 13 <br /> This summary is based on information retrieved from a systematic <br /> search limited to secondary sources (see Appendix A) These sources <br /> include online databases, unpublished EPA information, government <br /> publications, review documents, and standard reference materials No <br /> attempt has been made to verify information in these databases and <br /> secondary sources <br /> ' TABLE OF CONTENTS <br /> ' I CHEMICAL IDENTITY AND PHYSICAL/CHEMICAL PROPERTIES <br /> II PRODUCTION, _USE, AND TRENDS <br /> ' III ENVIRONMENTAL FATE <br /> IV HUMAN HEALTH EFFECTS <br /> ' V ENVIRONMENTAL EFFECTS <br /> VI EPA/OTHER FEDERAL/OTHER GROUP ACTIVITY <br /> VII END NOTES <br /> VIII CITED REFERENCES <br /> APPENDIX A <br /> I CHEMICAL IDENTITY AND PHYSICAL/CHEMICAL PROPERTIES <br /> The chemical identity and physical/chemical properties of methyl <br /> tertiary-butyl ether are summarized in Table 1. <br /> TABLE i CHEMICAL IDENTITY AND CHEMICAL/PHYSICAL <br /> ' PROPERTIES OF METHYL-cert-BUTYL ETHER <br /> Characteristic/Property Data Reference <br /> ' CAS No. 1634-04-4 <br /> Common Synonyms MTBE; 2-Methoxy- <br /> 2-methyl-propane U S EPA 1993a <br /> Molecular Formula CSH120 <br /> Chemical Structure CH3 <br /> ' I <br /> CH3-0-C-CH3 <br /> E <br /> ' CH3 <br /> Physical State Colorless liquid U S EPA 1993a <br /> Molecular Weight 88 15 Budavari et al 1989 <br /> Melting Point -1090C Budavari et al 1989 <br /> ' flailing Point. 55 2soe budavari eL al iytfy <br /> Water Solubility 51 26 g/L at 25oc U S EPA 1993a <br /> Donnity d2O/4, 0 7404 y/iuL nudavett eL dl 1!989 <br /> Vapor Density (air 1) 3 1 U.S EPA 1993a <br /> KOC 12 3, 11.0 (estimated) U S EPA 1993a <br /> Log KOW 1 24 CHEMFATE 1994 <br /> Friday, August 16, 1996 4 25 PM <br />