Analogs of Pteroylglutamic Acid. I. N10-Alkylpteroic Acid and Derivatives

DB Cosulich, JM Smith Jr

Index: Cosulich; Smith Journal of the American Chemical Society, 1948 , vol. 70, p. 1922,1925

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Citation Number: 63

Abstract

(-100 nim.), especially with rich mixtures, though this probably only represents more ef- fective quenching of chemi-luminescence. I t was also noted that the radiation emitted by mix- tures just above the lower limit was more bluish and much less intense. This recalls Frankland's observation4 that a slow current of boron triethyl (or trimethyl) vapor issuing into air burned with a faint blue flame-"the temperature of which is so low that a finger may be held in it for some time ...