Medicine: New Anesthetic

A new anesthetic, three to five times as powerful as ether, has been developed by Dr. John Christian Krantz, professor of pharmacology at the University of Maryland School of Medicine. It is called pro-pethylene (chemical name: isopropenyl vinyl ether). Last fortnight Dr. Krantz told the New Jersey section of the American Chemical Society that propethylene is superior to ether, the anesthetists' standby.

Dr. Krantz made his anesthetic by combining ether with cyclopropane (a modern, quick-acting inhalation anesthetic). First he tried it on dogs, rats, mice, mon. keys, the hearts of frogs. Then he tried...

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