382 



Ovoester 235 

 Ovoverdin 6, 236, 240 

 Oximation 46 

 Oxidation 47 

 Ozonisation 45 



Palladium oxide 43 

 Palmitic acid chloride 205 

 Paprika pigment 240, 241 

 Pectenoxanthin 326 

 Pentaxanthin 326 

 Perchloric acid 7 

 Permanganate oxidation 47 

 Perhydroazafrin 287 

 Perhydroazafrin methyl ester 290 

 Perhydroazafrinone 282 

 Perhydrobixin 268 

 Perhydrocapsanthin 244 

 Perhydrocarotene 136 

 Perhydrocrocetin 60, 274, 275, 280 

 Perhydrocrocetin diamide 280 

 Perhydrocrocetin dimethyl ester 278 

 Perhydrolycopene 60, 117, 121 

 Perhydromethyl bixin 265, 269 

 Perhydronorbixin 60, 258, 265, 279 

 Perhydronorbixin diamide 269 

 Perhydronorbixin diethyl ester 269 

 Perhydronorbixin dimethyl ester 269 

 Perhydronorbixin mono-methyl ester 



268 

 PerhydrophysaUen 188 

 Perhydroviolaxanthin 195 

 Perhydroxanthophyll 204 

 Perhydrozeaxanthin 185 

 Permonophthahc acid 

 Petaloxanthin 317 



- Constitution 317 



- History and Occurrence 317 



- Preparation 317 



- Properties 318 

 Petroleum ether 27 

 o-Phenylene diamine 238 

 Physahen 186 



- Constitution 186 



- Derivatives 188 



- Occurrence 186 



- Preparation 187 



- Properties 187 

 Physalien iodide 188 

 Physalienone 188 

 Phytoxanthin ester 6 

 Picofulvin 337 

 Plastids 5 

 Platinum oxide 43 



SUBJECT INDEX 



Porphyropsin 16, 17 

 Pro-y-carotene 164 

 Prolycopene 125 

 M-Propylalcohol 27 

 Provitamins A 11, 13, 14 

 Pseudo-a-carotene 150 

 Pyridine 34 



R 



Reduction with aluminium isopropoxide 



242 

 Retina 16 

 RetinenCj 17 

 RetinenCg 17 

 Rhodopin 297, 358 

 Rhodopsin 16, 17 

 Rhodopurpurin 299 

 Rhodovibrin 298 

 Rhodoviolascin 31, 295 



- Constitution 296 



- History 298 



- Occurrence 295 



- Preparation 295 



- Properties 297, 358 

 Rhodoxanthin 34, 221 



- Constitution 222 



- Derivatives 224 



- History 221 



- Occurrence 221 



- Preparation 222 



- Properties 223, 353, 354 

 Rhodoxanthin dioxime 224 

 Rubichrome 32 

 Rubixanthin 32, 172 



- Constitution 173 



- History 172 



- Occurrence 172 



- Preparation 173 



- Properties 174 



Salmon acid 339 



Sarcinaxanthin 319 



Sarcinin 319 



Semi-a-carotenone 155 



Semi-y5-carotenone 139 



Semi-a-carotenone monoxime 155 



Spectral analysis 38 



Spectroscopy 8 



Spirilloxanthin 



Squalene 258 



Sucrose 26 



Sulcatoxanthin 327 



Sulphuric acid 6, 7 



Synthesis of carotenoids 60 



