936 



SUBJECT INDEX 



Extinction coefficients (^continued) : 

 of dehydrohomovitamin A methyl 



ether, 706 

 of dehydrovitamin A ethers, 706 

 of ergosterol, 748 



of homovitamin A ethyl ether, 706 

 of kitol, 711 

 of kitol -SbCU. 711 

 of lycopene, 619 

 of neo-a-carotene U, 619 

 of neo-/3-carotene U, 619 

 of neo-cryptoxanthins, 619 

 of neovitamin A, 698, 730 

 of phytofluene, 665, 666 

 of pro-7-carotene, 619 

 of prolycopene, 619 

 of retinene, 680, 681 

 of tocopherols, 813 



of vitamin A(Ai), 670, 676, 678-680, 

 698, 729, 730 



aldehyde, 702, 703 



esters, 730 



ethyl ether, 706 



methyl ether, 706 



-Sbcis, 732 

 of vitamin A2, aldehyde, 704 

 of vitamin A3, 730 

 of vitamin D2, 779 

 of vitamin Ds, 780 

 of zeaxanthin, 619 



Fagin (see Choline) 



False bitter-sweet berries, carotenes in, 

 522 

 cryptoxanthin in, 550 

 Faradiol, as probable triterpene, 386 

 2-Farnesyl-3-hydroxy-l,4-naphthoquin- 



one, vitamin K biopotency, 850 

 2-Farnesyl-l,4-naphthoquinone, vitamin 



K biopotency, 847 

 2-Farnesyl-l,4-naphthoquinone oxide, 



vitamin K biopotency, 852 

 Fat-by-hydrolysis, 123 

 Fats, analysis, 179-184 



animal, composition, 184-195 



chemical properties, 274-304 



chemistry, 165-304 



composition, 179-234 



constants for identification, 234-248 



definition, 3 



Fats {continued) : 



drying and hardening, 300-304 



glyceride composition, 231-234 



hydrolysis, 274-281 



interesterification, 274-281 



nomenclature, 166-167 



physical properties, 248-274 



polymorphism in, 248-269 



rancidity in, 281-300 



solubility, 269, 270 



synthesis from hydrocarbons, 175-178 



vegetable, composition, 196-208 

 Fatty acids, boiling points, 109, 110 



classification, 8 



crystalline structure, 89-94 



interfacial tension, 106, 107 



isomerism, 84—89 



molecular refractivity, 104, 105 



monoethenoid, 11 



monomolecular films, 72-76 



nomenclature, 9 



oxidation, 155-160 



physical properties, 44, 99-109 



polymolecular films, 76 



polymorphism, 94-99 



reactions involving carboxyl, 112-148 



refractive index, 103, 104 



saturated, 10 



separation of mixtures, by chromato- 

 graphic columns, 183, 184 

 by crystallization from solvents, 182, 



183 

 by countercurrent distribution, 184 

 by distillation, 180-182 

 by non-solvent crystallization, 182 



spectral behavior, 76-84 



surface tension and, 105-107 



viscosity, 107-109 

 Fatty acid amides (see Acid amides) 

 Feathers, lutein in, 558 



zeaxanthin in. 562 

 Feces, astacene in whale, 588 



/3-carotene in, 525 



vitamin Ka in, 832 

 Fecosterol in yeast, 361 

 Feet, chicken, provitamin D in, 747 

 Fennel seed oil, composition, 202 

 Fer-de-lance venom, lysocephalin and, 444 



lysolecithin and, 420 

 Fern, carotenes in, 519 

 Ferric chloride, reaction with vitamin A, 

 732 



