Handbook of Ultraviolet and Visible Absorption Spectra of Organic Compounds Kenzo Hirayama Fuji Photo Film Research Laboratories Odawara, Japan PLENUM PRESS DATA DIVISION • NEW YORK • 1967 Library of Congress Catalog Card Number 66-24948 ©1967 Plenum Press Data Division A Division of Plenum Publishing Corporation 227 West 17 Street, New York, N Y 10011 All rights reserved No part of this publication may be reproduced in any form without written permission from the publisher Printed in the United States of America Contents Introduction Explanation on Notation and Arrangement Table Absorption Maximum from Chemical Structure Abbreviations and Symbols List of Chromophores 10 No Chromophore 20 (C:C)-Chromophores 23 (C:C)-Chromophores and Cumulenoid Chromophores 31 (N:N)-, (O-N:N)-, and (N:N:N)-Chromophores 35 (N:C)-Chromophores 36 (N:C),- (N:C:N)-, and (N:N:C)-Chromophores 50 (O:C)-Chromophores 51 (O:C-N)-Chromophores 69 (O:C-O)-Chromophores 71 10 Other (O:C-X)-Chromophores and (O:C:C)-Chromophores 82 11 (O:N)- and (O:N-O)-Chromophores 84 12 Other Aliphatic Chromophores 87 13 Metallocene- and (X:X:5:X)-Chromophores 88 14 (6)-Chromophores without Other Conjugated Unit Chromophores 89 15 (6)(C:C)-, (6)(C:C)-, and (6)(Cumulenoid)-System 120 16 (6)(N:N)-, (6)(O-N:N)-, and (6)(N:N:N)-System 128 17 (6)(N:C)-System 142 18 (6)(N:C)-, (6)(N:C:C)-, and (6)(P:P)-System 153 19 (6)(O:C)-System 155 20 (6)(O:C-N)-System 182 21 (6)(O:C-O)- and Other (6)(O:C-X)-Systems 184 22 (6)(O:N)-System 200 23 (6)(O:N-O)-System 202 This page has been reformatted by Knovel to provide easier navigation vii viii Contents 24 Other Aromatic Systems with (6) 225 25 (X:6:X)-Chromophores 226 26 (7:X)- and (X:X:7:X)-Chromophores 233 27 (65:X)-, (66)-, and (X:66:X)-Chromophores 238 28 Other Chromophores Consisting of Carboaromatic Condensed Rings 267 29 Chromophores Consisting of Carboaromatic Condensed Rings 274 30 Chromophores Consisting of Carboaromatic Condensed Rings 292 31 Other Carboaromatic Chromophores 308 32 (N5)-Chromophores 319 33 (N6)-and (N6:X)-Chromophores 322 34 (N65)-, (N65:X)-, and (X:N65:X)-Chromophores 338 35 (N66)-, (N66:X)-, and (X:N66:X)-Chromophores 345 36 Other N1 Aromatic Chromophores 362 37 (N25)-, (N25:X)-, (X:N25:X)-, and (X:X:N25:X)-Chromophores 372 38 (N26)-, (N26:X)-, and (X:N26:X)-Chromophores 376 39 Other N2-Aromatic Chromophores 401 40 N3-Aromatic Chromophores 415 41 N4-Aromatic Chromophores 423 42 Other Aromatic Chromophores with N Hetero-atoms 441 43 Aromatic Chromophores with P or As Hetero-atom(s) 443 44 (O5)-and (X:O5:X)-Chromophores 444 45 (O6)-and (O6:X)-Chromophores 453 46 Other Aromatic Chromophores with O Hetero-atom(s) 457 47 Aromatic Chromophores with O and N Hetero-atoms 469 48 Aromatic Chromophores with S Hetero-atom(s) 480 49 Aromatic Chromophores with S and N Hetero-atoms 492 50 Other Heteroaromatic Chromophores 506 Table Absorbing Chromophore from Absorption Maximum 509 λmax.: N66-CiO When there is a choice, the direction is so chosen as to make the most predominant chromophore and, if there is a choice, the subsequent predominant chromophore(s) come as early as possible N * r* e.g CiC-CiC, OiC-6