radish isothiocyanate
 CAS: 505-79-3 FEMA: 3312 JECFA: 1564 FLAVIS: 12.030
Use(s): flavoring agents
 raspberry ketone
 CAS: 5471-51-2 FEMA: 2588 JECFA: 728 FLAVIS: 07.055
Use(s): cosmetic, flavor and fragrance agents
 raspberry ketone methyl ether
 CAS: 104-20-1 FEMA: 2672 JECFA: 818 FLAVIS: 07.029
Use(s): flavor and fragrance agents
 raubasine
 CAS: 483-04-5
Use(s): pharmaceuticals / chemical synthisis
 rauhimbine
 CAS: 66634-44-4
Use(s): natural substances and extractives
 rauwolscine hydrochloride
 CAS: 6211-32-1
Use(s): natural substances and extractives
 rebaudioside A
 CAS: 58543-16-1 FEMA: 4601 FLAVIS: 16.113
Use(s): sweeteners, flavor enhancers
 rebaudioside C
 CAS: 63550-99-2 FEMA: 4720
Use(s): sweeteners, flavor enhancers
 rebaudioside D
 CAS: 63279-13-0
Use(s): sweeteners, flavor enhancers
 rehmannic acid
 CAS: 467-81-2
Use(s): natural substances and extractives
 reserpic acid hydrochloride
 CAS: 1910-70-9
Use(s): natural substances and extractives
 resokaempferol
 CAS: 2034-65-3
Use(s): natural substances and extractives
 resveratrol
 CAS: 501-36-0
Use(s): cosmetic agents
all-(E)-retinoic acid
 CAS: 302-79-4
Use(s): pharmaceuticals / chemical synthisis
 retrorsine
 CAS: 480-54-6
Use(s): natural substances and extractives
 rhamnazin
 CAS: 552-54-5
Use(s): natural substances and extractives
 rhamnetin
 CAS: 90-19-7
Use(s): natural substances and extractives
isorhamnetin
 CAS: 480-19-3
Use(s): cosmetic agents
isorhamnetin-3-O-glucoside
 CAS: 5041-82-7
Use(s): natural substances and extractives
laevo-rhamnose
 CAS: 3615-41-6 FEMA: 3730
Use(s): sweeteners, flavor enhancers
 rhapontin
 CAS: 155-58-8
Use(s): natural substances and extractives
 rhodinol
 CAS: 141-25-3 FEMA: 2980
Use(s): flavor and fragrance agents
(S)-rhodinol
 CAS: 6812-78-8 FEMA: 2980 JECFA: 1222 FLAVIS: 02.027
Use(s): flavor and fragrance agents
 rhodinyl acetate
 CAS: 141-11-7 FEMA: 2981 JECFA: 60 FLAVIS: 09.033
Use(s): flavor and fragrance agents
 rhodinyl butyrate
 CAS: 141-15-1 FEMA: 2982 JECFA: 68 FLAVIS: 09.927
Use(s): flavor and fragrance agents
 rhodinyl isobutyrate
 CAS: 138-23-8 FEMA: 2983 JECFA: 74 FLAVIS: 09.940
Use(s): flavor and fragrance agents
 rhodinyl formate
 CAS: 141-09-3 FEMA: 2984 JECFA: 56 FLAVIS: 09.079
Use(s): flavor and fragrance agents
 rhododendrol
 CAS: 69617-84-1
Use(s): cosmetic ingredient for skin conditioning
 rhodopseudomonas
 Use(s): bleaching, skin conditioning
 rhoeadine
 CAS: 2718-25-4
Use(s): pharmaceuticals / chemical synthisis
 rhoifolin
 CAS: 17306-46-6
Use(s): natural substances and extractives
isorhoifolin
 CAS: 552-57-8
Use(s): natural substances and extractives
 rhyncophylline
 CAS: 76-66-4
Use(s): natural substances and extractives
(-)-riboflavin
 CAS: 83-88-5
Use(s): nutrient supplements
 riboflavin 5'-phosphate
 CAS: 146-17-8
Use(s): nutrient supplements
dextro-ribose
 CAS: 50-69-1 FEMA: 3793
Use(s): sweeteners, flavor enhancers
 ricinoleic acid
 CAS: 141-22-0
Use(s): emollients, emulsifiers, surfactants
 ricinoleic acid + linoleic acid + oleic acid
  FEMA: 4804
Use(s): flavoring agents
 rimuene
 CAS: 1686-67-5
Use(s): natural substances and extractives
 RNA
 CAS: 63231-63-0
Use(s): cosmetic ingredient for skin conditioning
 robinetin
 CAS: 490-31-3
Use(s): natural substances and extractives
 robinetinidin chloride
 CAS: 3020-09-5
Use(s): natural substances and extractives
 robinin
 CAS: 301-19-9
Use(s): natural substances and extractives
 robustic acid
 CAS: 5307-59-5
Use(s): natural substances and extractives
 rosacyanthin
 Use(s): fragrance agents
 rose butanoate
 CAS: 24817-51-4 FEMA: 3632 JECFA: 993 FLAVIS: 09.538
Use(s): flavor and fragrance agents
 rosefuran
 CAS: 15186-51-3 FEMA: 4174 JECFA: 1494 FLAVIS: 13.148
Use(s): flavor and fragrance agents
 rose furan epoxide
 CAS: 92356-06-4
Use(s): flavor and fragrance agents
(-)-(E)-rose oxide
 CAS: 5258-11-7
Use(s): flavor and fragrance agents
(E)-rose oxide
 CAS: 4610-11-1
Use(s): fragrance agents
(Z)-rose oxide
 CAS: 16409-43-1 FEMA: 3236 JECFA: 1237 FLAVIS: 13.037
Use(s): flavor and fragrance agents
laevo-rose oxide
 CAS: 3033-23-6 FEMA: 3236 FLAVIS: 13.170
Use(s): flavor and fragrance agents
 rose petal acetate
 CAS: 50816-18-7
Use(s): fragrance agents
 rosmarinic acid
 CAS: 20283-92-5
Use(s): cosmetic agents
 ruberythric acid
 CAS: 152-84-1
Use(s): natural substances and extractives
 rubiadin 1-methyl ether
 CAS: 7460-43-7
Use(s): natural substances and extractives
 rubusoside
 CAS: 64849-39-4
Use(s): humectants, skin conditioning
 rum ether
 CAS: 8030-89-5 FEMA: 2996
Use(s): flavor and fragrance agents
 ruscogenin
 CAS: 472-11-7
Use(s): cosmetic ingredient for skin conditioning
neoruscogenin
 CAS: 17676-33-4
Use(s): cosmetic ingredient for skin conditioning
 rutin
 CAS: 153-18-4
Use(s): special dietary and nutritional additives
 rutinose
 CAS: 90-74-4
Use(s): natural substances and extractives
 rutinose heptaacetate
 CAS: 29202-64-0
Use(s): natural substances and extractives