940 



SUBJECT INDEX 



Hentriucontane {continued) : 



in sugar-cane wax, 378 



in sunflowerseed wax, 382 



in yellow beeswax, 366 

 Heptacosane, in apple cuticle wax, 381, 

 403 



in carnauba wax, 374 



in Chinese wax, 368 



in eucalyptus wax, 378 



in Ghedda wax, 367 

 Heptacosanoic acid, long spacings, 97 



melting point, 50 

 n-Heptadecanol (see Margaryl alcohol) 

 Heptanaldehyde, constants, 128 

 Heptanamide, melting point, 138 

 Heptanedioic acid (see Pimelic acid) 

 Heptanoic acid, boiling point, 110 



density, 100 



interfacial tension, 106 



melting point, 50 



molecular refractivity, 104 



molecular volume, 102 



refractive index, 104 



solubility, in benzene, 59, 60 

 in n-butanol, 61 

 in cyclohexane, 59, 60 

 in ethanol, 61, 62 

 in isopropanol, 62, 63 

 in organic solvents, 63-65 

 in water, 57-59 



specific gravity, 100 



surface tension, 106 



viscosity, 107 



water solubility in, 57-59 

 Heptanoic aldehyde, boiling point, 135 



density, 136 



melting point, 135 



refractive index, 136 

 «-Heptanol (see Heptyl alcohol) 

 Heptanoyl bromide, refractive index, 146 

 Heptanoyl chloride, constants for, 146 

 2-/3-Heptenyl-3-hydroxy-l,4-naphthoqui- 



none, vitamin K biopotency, 850 

 Heptyl alcohol, constants for, 307 

 Heronsbill, carotenes in, 520 

 Herring oil, vitamins D in, 772 

 Hexaacetylphrenosine, 485 

 Hexabromostearic acid, solubility, 69 

 Hexacosahexaenoic acid, physical con- 

 stants, 47 

 Hexacosanoic acid (see Cerotic add) 

 n-Hexacosanol (see Ceryl alcohol) 

 Hexacosanonitrile, melting point, 141 



7t-Hexacosenic acid, in cerebrosides, 497 

 17-Hexacosenoic acid (see Ximenic acid) 

 Hexacosenol, in jojoba oil, 383 

 Hexadecanedioic acid (see Thapsic acid) 

 Hexadecanoic acid (see Palmitic acid) 

 H-Hexadecanol (see Palmityl alcohol) 

 6,10,14-Hexadecatrienoic acid (see Hira- 



gonic acid) 

 9-Hexadecenoic acid (see Palmitoleic 



acid) 

 9-Hexadecenol, density, 310 

 melting point, 310 

 occurrence, 311, 312 

 refractive index, 310 

 Hexadecenyl lauroleate, in sperm oil, 372 

 Hexadecenyl palmitoleate, in sperm oil, 



372 

 2-n-Hexadecyl-l ,4-naphthoquinone, vita- 

 min K biopotency, 847 

 /J,7,5,6,7,8-Hexahydrovitamin Ki, biopo- 

 tency, 856, 857 

 Hexahydroxystearic acid, solubility, 68 

 Hexanedioic acid (see Adipic acid) 

 Hexanoic acid (see Caproic acid) 

 M-Hexanol (see Caproyl alcohol) 

 Hexatetracontanoic acid, long spacings, 



97 

 Hexatriacontanoic acid, long spacings, 97 



melting point, 50 

 7(-Hexatriacontanol (see Hexatriacontyl 



alcohol) 

 Hexatriacontyl alcohol, freezing point, 307 

 o-Hexenylphenol, vitamin E biopotency, 



825 

 High frequency electrons for provitamin 



D activation, 760 

 Hiragonic acid, discovery, 18 



physical constants, 47 

 Hog-liver fat, vitamin K in, 830 

 Hogwood seed oil, composition, 202 

 Homogeneity, chromatography and, 653 

 Homovitamin A ethers, 707-709 

 absorption maximum, 706 

 biological activity, 706, 708 

 extinction, 706 

 molecular extinction curve of ethyl 



ether, 709 

 SbCls reaction, 708 

 structure, 708 

 Homovitamin A ether, Milas synthesis, 



724, 725 

 Honeysuckle, phytofluene in, 662 



