SUBJECT INDEX 



925 



Catadiomous fi.she.s, retinal pigment in, 



682, 683 

 Catalpa leaves, carotenes in, 518 

 Catalysts for interesterification, 277-279 

 Catfish liver oil, vitamin Ai and A2 in, 

 679 

 vitamins D in, 772 

 Cat's clover, violaxanlhin in, 567 

 Cattle, rhodopsin in, 682 

 tocopherols in liver, 801 

 vitamin D in, 747 

 Cauliflower, vitamin Ki in, 831 

 Cedar, carotenes in leaves, 519, 535 



rhodoxanthin in, 575 

 Celaxanthin, absolution spectra, 610 

 in bitter-sweet berries, 522 

 properties, 604 

 Celeryseed oil, composition, 202 

 Central nervous system, tocopherols in, 



800 

 Cephalin, 439-454 

 definition, 4 



multiple nature of, 439, 440 

 a-Cephalin, distribution, 410, 445 

 separation from ;3-cephalin, 445 

 structure, 441 

 synthesis, 442 

 i3-Cephalin, distribution, 410, 445 

 separation from o-cephalin, 445 

 structure, 441 

 synthesis, 442 

 Ceramides, cerebronyl-A^-sphingosine, 

 491^93 (see also Lignoceryhphingn- 

 sine) 

 Cerasine, 473, 475 

 hydrolysis, 488 

 iodine number, 481 

 preparation, 477-480 

 properties, 486, 487 

 .specific rotation, 486 

 structure, 476 

 Cerasine dibromide, 486 

 Cerebron (see Phrenosine) 

 Cerebronic acid, discovery, 28 

 from cerebronyl-A'-sphingosine, 493 

 in lipositol, 451 

 in phrenosine, 475, 476 

 properties, 494, 495 

 specific rotation, 495 

 structure, 493, 494 

 Cerebronyl-.V-sphingosine, 491-493 

 hydrolysis, 493 



C(Mfl)rc)nyl-jV-sphingosine (continued) : 

 preparation, 492 

 properties, 492, 493 

 structure, 491, 492 

 Cerebrosides, 473-505 

 definition, 4 

 hydrolysis, 487, 488 

 methods for determination, 501, 502 

 occurrence, 473-475 

 preparation, 477-482 

 properties, 484-487 



separation of saturated acids, 497, 498 

 separation of unsaturated acids, 498, 



499 

 structure, 475-477 

 tests for purity, 482-484 

 Cerin, as possible triterpene, 386 



in tree bark waxes, 379 

 Cerotic acid, discovery, 12 

 long spacings of, 97 

 melting point, 50 

 occurrence, in Chinese wax, 368 

 in cotton wax, 376 

 in Ghedda wax, 367 

 in snow-brush wax, 376 

 in stingless bee wax, 365 

 in tree bark waxes, 379 

 in yellow beeswax, 366 

 physical constants, 45 

 transition temperature, 96 

 Cerotic anhydride, melting point, 135 

 Ceryl aleuritate, in shellac wax, 368 

 Ceryl alcohol, density, 307 

 freezing point, 307 

 long spacings, 317 

 occurrence, 308 

 in cherry cuticle wax, 382 

 in cotton wax, 376 

 in Japan wax, 380 

 in plant bark waxes, 379 

 in wool fat, 370 

 Ceryl (Cm) carnaubate, melting point, 



362 

 Ceryl (C28) cerotate (C29), melting point. 

 362 

 occurrence, in Chinese wax, 368 

 in shellac wax, 368 

 in sunflowerseed wax, 382 

 Ceryl (Cse) hydroxymargarate, occurrence 

 in Ghedda wax, 367 

 in stingless bee wax, 3S5 



