Yu-Gwan Chen

ACKNOWLEDGMENT AND DEDICATION

CONTENTS

ABSTRACT OF THE DISSERTATION

PURPOSE OF THE RESEARCH

Synthesis of 2-methyl-4-selenoquinalozone, 2-phenylbenzoselenazole and Its Derivatives INTRODUCTION

PHARMACOLOGICAL REVIEW

TINCTORIAL REVIEW

EXPERIMENTAL Preparation of 2-methyl-4-selenoquinazolone

BIBLIOGRAPHY

VITA

Transcriber's Note:

Every effort has been made to replicate this text as faithfully as possible. Some changes have been made. They are listed at the end of the text.

Synthesis of 2-methyl-4-selenoquinazolone,
2-phenylbenzoselenazole, and Its
Derivatives.

DISSERTATION

SUBMITTED IN PARTIAL FULFILLMENT OF THE REQUIREMENTS
FOR THE DEGREE OF DOCTOR OF
PHILOSOPHY IN THE FACULTY OF PURE
SCIENCE OF COLUMBIA UNIVERSITY

BY
YÜ-GWAN CHEN, M. A.
NEW YORK CITY
1922