| abstract |
(57) Abstract: OBJECTIVE 2,6,2 '- triisocyanate ethylhexanoate, provides a new method of producing in a shorter time than the conventional method. [Configuration] 2,6,2 '- tri-aminoethyl hexanoate ยท trihydrochloride, quaternary ammonium salts, and at least phosgenation one presence of a catalyst to the pyridinium salt or phosphonium salt, 2,6,2' Produce triisocyanate ethyl hexanoate. [Effect] Compared with the case where no quaternary ammonium salt or the like is present, the target product can be obtained in a shorter time and in a high yield. |