924 



SUBJECT INDEX 



8-Carotene {continued) : 

 occurrence {continued) : 

 in flowers, 521, 522 

 in fruits, 522, 523 

 in leaves, 518-520 

 oxidation, 515, 516 

 possible stereoisomers, 627, 629 

 properties, 603 



separation from a-carotene, 513, 514 

 solubility, 619, 620 

 structure, 514—517 

 7-Carotene, absorption spectra, 610 

 adsorption order, 660 

 discovery, 514, 539 

 extinction coefficients, 613, 618 

 molecular extinction curve, 615 

 occurrence, 540-542 

 possible stereoisomers, 627 

 properties, 603 

 solubility, 619 

 structure, 539 

 5-Carotene, 542 

 f-Carotene, 542 



/3-Carotene di-epoxide, 526, 527 

 a-Carotene mono-epoxide, 536, 537 

 /3-Carotene mono-epoxide, 526 

 i3-Carotene oxide, 525, 526 

 absorption spectra, 610 

 properties, 603 

 Carotenoids, 510-666 

 adsoiption order, 660 

 adsorption phenomena, 652-661 

 effect of cis bonds on, 638-650 

 historical discussion, 510-513 

 preparation, 661 



properties, melting points, 602-605 

 optical rotation, 602-605 

 solubiUty, 613, 619, 620 

 spectral absoi-ption, 602, 606-619 

 stereochemical behavior, 621-652 

 related compounds, 661-666 

 structure and occurrence of caroten- 

 oids having less than do, 593-602 

 of Cio animal carotenoids, 587-593 

 of Cio carot«nols and oxycarotenoids, 



548-586 

 of Cm hydrocarbons, 513-548 

 Carotenols, 513 

 absorption spectra, 610, 611 

 esters, capsanthin, 399, 575 

 helenien, 539 



Carotenols {continued) : 



physalien, 398, 559, 563, 564 



properties, 604, 605 



solubility, 613, 619, 620 



structure and occurrence of Cio, 548- 

 586 

 a-Carotenone, absorption spectra, 610 

 /3-Carotenone, 529 



absoi-ption spectra, 610 



possible stereoisomers, 627 



properties, 603 

 ^-Caroteuone aldehyde, 531 

 "Carotin", 507 

 Carotinine, 512 

 Carp, cholesterol in, 327 



vitamin Ai and A2 in, 679 

 Carr-Price test, 732, 733 



bixin and, 669 



capsanthin and, 669 



correction formula for vitamin A2, 733 



fucoxanthin and, 669 



kitol and, 711 



lycopene and, 669 



phytofluene and, 665, 666 



rptinenesi »nd 2 and, 680, 681, 703, 704 



vitamin A and, 668 



vitamin A acid and, 704 



vitamin A epoxide and, 710 



vitamin A homologues and, 708 



vitamin A metliyl ether and, 707 



vitamin Ai and A2 and, 678-680, 697 

 Carrot, a-carotene in, 535 



^-carotene in, 514 



7-carotene in, 540 



(■-carotene in, 542 



flavoxanthin in, 568 



leaves, carotenes in, 518 



phytofluene in, 663 

 Carrot oil, tocopherols in, 798 

 Carrot seed oil, composition, 202 

 Cathode rays for provitamin D activa- 

 tion, 760 

 Cashew nut oil, composition, 200 

 Castor leaves, carotenes in, 519 

 Castor oil, acetyl value, 247 



as non-drying oil, 301 



composition, 202 



constants, 236 



rate of enzymic hydrolysis, 275 



tocopherols in, 798 

 Cat, rhodopsin in, 682 



vitamin A content, 684 



