972 



SUBJECT INDEX 



Sterols (continued) : 



zoosterols, 325-348 

 Stick-lac wax, 367 

 Stigmasterol, distribution, 353 

 in corn wax, 382 



in cotton wax, 377 



in dandelion root wax, 379 



properties, 353 



structure, 352 

 Stigmasteryl acetate, 353 

 Stigmasteryl benzoate, 353 

 Stigmasteryl esters, melting points, 353 

 Stigmasteryl oleate, 353 

 Stigmasteryl palmitate, 353 



in sugar-cane wax, 377 

 Stigmasteryl stearate, 353 

 Stillingia seed oil, "association ratio" 

 of fatty acids in, 219, 220 



composition, 202, 219 



glyceride composition, 232 



oleodipalmitin in, 210 



oleodistearin in, 210 

 Stomach, perch, vitamins A in, 680 

 Stork, astaxanthin in, 591 

 Strawberry tree (see Arbutus) 

 String beans, provitamin D in, 747 

 Sturgeon liver oil 



vitamins Ai and A2 in, 679 



vitamins D in, 772 

 Suberic acid amides, melting points, 139 

 Suberic acid, discovery, 42 



occurrence, 44 



physical constants, 49 

 Suberinic acid, in tree bark waxes, 379 

 "Substance X", in Niemann-Pick disease, 



503 

 Subvitamin A, 738 

 Succinic acid, discovery, 42 



physical constants, 49 

 Sucrose, adsorbent action, 652, 658 

 Sugar-cane wax, 377, 378, 403 

 Sulcatoxanthin, 592 

 Sulfobenzenesulfuric acid (see Twitchell's 



determination) 

 Sulfolipids, 5 



Sumaresinolic acid, in Sumatra gum ben- 

 zoin, 385 

 Sunfish, liver oil, astaxanthin in, 591 



a-carotene in, 535 

 Sunflower, carotenes in leaves of, 518 



rryptoxanthin in, 550 



lutein in, 556 



Sunflower {continued) : 



taraxanthin in, 570 

 Sunflowerseed oil, as drying oil, 301 



composition, 198, 302 



constants, 236 



"quick-drying" index, 302 



tocopherols in, 798 

 Sunflowerseed wax, 382 

 Sunlight, in preventing rickets, 741, 758 

 Suprasterolso, I and II, 769, 770 



formation order, 763 



molecular extinction curve, 766 



structure, 770 

 Surface tension, fatty acids and, 105-107 

 Sweetbriar rose, ^-carotene in, 523 



lutein in, 558 



lycopene in, 541 



rubixanthin in. 552 



zeaxanthin in, 562 

 Sweetex, tocopherols in, 798 

 Sweet pea, carotenes in leaves, 520 



lycopene in flowers, 545 

 Sweet potato, o-carotene in, 535 

 Swift stability test, for incipient ran- 

 cidity, 287, 288 

 Swordfish liver oil, \itauiin D in, 772 



vitamin D3 in, 776 

 Sycamore maple bark wax. 379 

 Symmetrical diglyceride (see \.2-Diglyc- 



erides) 

 Symmetrical mixed triglycerides, defini- 

 tion, 166 



melting points, 255, 256 



polymorphism, 254-259 



solubility, 269, 270 



synthesis, 173 

 Symmetrical monoglyceride (see 2-Monu- 



glycerides) 

 Synergists for antioxidants, 297-29J 

 Synthetic fats, iso-acids in. 178 



preparation, 175-178 



properties, 176 



toxicity, 177, 178 



Taban merah fat, "association ratio" of 

 fatty acids in, 218, 220 

 glyceride composition, 232 



Tachysterol, 765-768 

 absorption maxima, 759 

 molecular extinction curve, 766 



