STEREOCHEMISTRY OF DIPHENYLS.1 XXV. THE RELATIVE INTERFERING EFFECTS OF THE GROUPS F, OCH3, Cl, Br AS DETERMINED BY THE RELATIVE RATES OF RACEMIZATION OF THE 2'-SUBSTITUTED 2-NITRO-6-CARBOXYDIPHENYLS
STEREOCHEMISTRY OF DIPHENYLS.<sup>1</sup> XXV. THE RELATIVE INTERFERING EFFECTS OF THE GROUPS F, OCH<sub>3</sub>, Cl, Br AS DETERMINED BY THE RELATIVE RATES OF RACEMIZATION OF THE 2'-SUBSTITUTED 2-NITRO-6-CARBOXYDIPHENYLS