Put your confidence in COLUMBIAN

TMCDT Trimethylcyclododecatriene

another new big-ring

hydrocarbon

TMCDT (Trimethylcyclododecatriene) is the new­est member of the fami l y of Co lumb ian cyc l i c hydrocarbons now commercial ly available for t h % first t ime in this country. TMCDT is an underdevel­oped intermediate which offers a broad vista of opportunities. Derivatives are well suited to cer­tain applications in the perfume industry because of their molecular size, cycl ic nature, unsaturation and pendant methyl groupings. TMCDT is part icu­larly promising to researchers in the fields of phar­maceuticals, catalysts and other areas.

TMCDT is available in one-gallon, five-gallon and 55-gallon containers. Write now for a product bulletin and a pint sample. Ask also about other " b i g - r i n g s " now be ing p roduced at the new

Columbian 25-mi l l ion-pound-per-year cycl ic hy­drocarbon plant.

1,7-Octadiene, a un ique d i func t iona l molecule, is another new and attractive Columbian hydrocarbon, now commer­cially available.

Columbian Carbon Company Manager, Specialty Chemicals· P.O. Box 975, Princeton, New Jersey 08540

A SUBSIDIARY OF CITIES SERVICE COMPANY