| 1414933-81-5 | Ritonavir (3R)-hydroxy epimer | C37H48N6O5S2 |
| 2226413-61-0 | Rosuvastatin calcium impurity E [EP] | C38H46F2N6O9S2 |
| 2133417-13-5 | Ralmitaront | C17H22N4O2 |
| 1132642-95-5 | rac Efavirenz-d5 | C14H9ClF3NO2 |
| 1185032-66-9 | rac Mephenytoin-d5 | C12H14N2O2 |
| 62306-81-4 | Rutaevin 7-acetate | C28H32O10 |
| 1188263-47-9 | Raloxifene-d4 Hydrochloride | C28H28ClNO4S |
| 959787-96-3 | rac Metoprolol-d7 | C15H25NO3 |
| 735269-79-1 | rel-(1R,3S)-3-(4-Chlorobenzoyl)cyclohexanecarboxylic acid | C14H15ClO3 |
| 148622-14-4 | Rosiglitazone hydrochloride, (R)- | C18H20ClN3O3S |
| 119357-18-5 | rac N-Demethyl Dapoxetine | C20H21NO |
| 1420291-58-2 | Resveratrol-4-O-D-Glucuronide D4 | C20H20O9 |
| 1216984-85-8 | Rizatriptan-d6 Benzoate | C22H25N5O2 |
| 1346597-97-4 | rac-trans-4-Defluoro-4-ethoxy Paroxetine Hydrochloride | C21H26ClNO4 |
| 928659-17-0 | Riamilovir sodium dihydrate | C5H7N6NaO5S |
| 1448893-03-5 | RCS-4 N-(4-hydroxypentyl) metabolite | C21H23NO3 |
| 1330173-19-7 | rac N-Demethyl Promethazine | C16H19ClN2S |
| 1269235-33-7 | Rosiglitazone hydrochloride, (S)- | C18H20ClN3O3S |
| 82983-06-0 | Rfzmwcmmoydrmw-uhfffaoysa- | C20H14N4O2 |
| 887001-08-3 | Rizatriptan dimer | C28H35N7 |
| 2055840-97-4 | rel-Methyl (3S,4S)-4-{[(1R)-1-phenylethyl]amino}oxolane-3-carboxylate | C14H19NO3 |
| 1276516-51-8 | Rasagiline metabolite, 3-OH-ai | C9H11NO |
| 1374024-48-2 | Rimegepant sulfate | C56H64F4N12O13S |
| 910028-78-3 | Rosmarinyl glucoside | C24H26O13 |
| 1189928-10-6 | Rhein-13C4 | C15H8O6 |
| 247115-03-3 | Rwf5dlz74F | C22H19N2NaO9S |
| 1224104-08-8 | Redaporfin | C48H38F8N8O8S4 |
| 1427326-10-0 | RCS-8 4-methoxy isomer | C25H29NO2 |
| 267006-02-0 | Rutinyl succinate | C51H54O34 |
| 1173023-52-3 | Retra | C11H12ClNO3S2 |
| 2041206-19-1 | Reactive Red F00-0314 | C29H23FN8Na4O16S5 |
| 1189731-50-7 | rac Deprenyl-d3 | C13H17N |
| 80400-93-7 | Riboflavin 3'-phosphate | C17H21N4O9P |
| 252570-34-6 | rac 4'-Hydroxy Reboxetine | C19H23NO4 |
| 1246814-56-1 | rac Normepromazine Hydrochloride | C18H23ClN2OS |
| 1354055-68-7 | Rupatadine fumarate impurity A [EP] | C30H31ClN3O4+ |
| 1427521-39-8 | RCS-4 N-(5-carboxypentyl) metabolite | C21H21NO4 |
| 1379604-66-6 | RCS-4 N-(5-hydroxypentyl) metabolite | C21H23NO3 |
| 153439-97-5 | Resomer RG 502H | C5H10O6 |
| 105936-74-1 | Reactive Blue 49 | C32H26ClN7O11S3 |
| 155748-62-2 | Rabelomycin | C19H14O6 |
| 187863-76-9 | rel-(1R,4R,5R)-4-hydroxy-6-(3-hydroxypropyl)-6-azabicyclo[3.2.0]hept-2-en-7-one | C9H13NO3 |
| 848436-26-0 | rel-(5R,7S)-N-(2,4-Dimethoxyphenyl)-4,5,6,7-tetrahydro-5-(3-methoxyphenyl)-7-(trifluoromethyl)pyrazolo[1,5-a]pyrimidine-3-carboxamide | C23H23F3N4O4 |
| 874949-51-6 | rel-(3aR,6aR)-Methyl 2-benzylhexahydrocyclopenta[c]pyrrole-3a(1H)-carboxylate | C16H21NO2 |
| 62932-27-8 | Reproterol hydrochloride | C18H24ClN5O5 |
| 773790-48-0 | rel-(1R,2S)-2-(2,4,5-Trimethoxyphenyl)cyclopropanamine | C12H17NO3 |
| 53862-79-6 | Roxolonium | C37H60NO4+ |
| 127917-66-2 | RO-41-1049 hydrochloride | C12H13ClFN3OS |
| 344928-15-0 | Romucosine H | C21H23NO6 |
| 1070881-42-3 | Refanalin | C9H8N2S |
| 7633-71-8 | Remerine hydrochloride | C18H18ClNO2 |
| 30915-30-1 | Ricinolein, tri-, trisulfate | C57H104O18S3 |
| 36168-23-7 | Retrorsine, hydrochloride | C18H26ClNO6 |
| 1959588-74-9 | Retinoic acid, 4-(acetylamino)phenyl ester | C28H35NO3 |
| 4799-96-6 | RAC-1,2,3,4-butanetetracarboxylic acid | C8H10O8 |
| 4780-68-1 | rel-(2R,3S)-2-Ethyl-1,3-hexanediol | C8H18O2 |
| 1217839-96-7 | rel-(3aR,7aS)-N-(2,3-Dihydro-1,4-benzodioxin-6-yl)-1,3,3a,4,7,7a-hexahydro-1,3-dioxo-2H-isoindole-2-propanamide | C19H20N2O5 |
| 1217649-96-1 | rel-(3aR,7aS)-1,3,3a,4,7,7a-Hexahydro-N-[2-(4-methoxyphenyl)ethyl]-1,3-dioxo-2H-isoindole-2-propanamide | C20H24N2O4 |
| 1217770-11-0 | rel-(3aR,7aS)-N-(2-Ethoxyphenyl)-1,3,3a,4,7,7a-hexahydro-1,3-dioxo-2H-isoindole-2-propanamide | C19H22N2O4 |
| 80214-88-6 | Ruboxyl | C36H47ClN4O10 |
| 139263-69-7 | RO-23-9424 dihydrochloride | C31H33Cl2F3N8O8S2 |
| 136236-50-5 | Rasagiline hydrochloride | C12H14ClN |
| 170149-76-5 | ReN-1869 hydrochloride | C24H28ClNO2 |
| 406692-60-2 | Rivenprost | C24H34O6S |
| 104196-00-1 | Ramipril hydrochloride | C23H33ClN2O5 |
| 390745-19-4 | Romidepsin reduced | C24H38N4O6S2 |
| 202802-46-8 | RE6T5F5CZ4 | C11H11Cl2NO3 |
| 637339-19-6 | Rosiglitazone hydrochloride | C18H20ClN3O3S |
| 114686-84-9 | rel-(2R,3R)-3-(Acetyloxy)-5-[2-[[2-(3,4-dimethoxyphenyl)ethyl]methylamino]ethyl]-2,3-dihydro-2-(4-methoxyphenyl)-1,5-benzothiazepin-4(5H)-one | C31H36N2O6S |
| 107508-17-8 | rac-trans-Sertraline | C17H17Cl2N |
| 332944-29-3 | Rivoglitazone metabolite M11 | C19H17N3O7S2 |
| 328047-51-4 | R4E36H2KVG | C18H27N |
| 404908-10-7 | RWJ-38063 hydrobromide | C22H35BrN4O3 |
| 108608-81-7 | Rhodamine 123 | C21H17ClN2O3 |
| 763075-93-0 | RA7Pjf5maw | C18H25N |
| 322728-38-1 | Rishirilide B | C21H24O6 |
| 149949-39-3 | rel-(1R,2S)-1,2-Bis(2,6-dichloro-3-methoxyphenyl)-1,2-ethanediamine | C16H16Cl4N2O2 |
| 356048-26-5 | Romucosine D | C21H23NO5 |
| 155800-90-1 | rel-(6R,8S)-6,8-Tritriacontanediol | C33H68O2 |
| 1244726-33-7 | Rufoolivacin A | C32H28O9 |
| 252210-57-4 | Rollimusin | C37H66O8 |
| 155800-88-7 | rel-(6R,8S)-6,8-Hentriacontanediol | C31H64O2 |
| 155800-89-8 | rel-(6R,8S)-6,8-Dotriacontanediol | C32H66O2 |
| 69308-39-0 | rel-(5R,6S)-5,6-Dihydro-5-hydroxy-6-methyl-2H-pyran-2-one | C6H8O3 |
| 152533-48-7 | rel-1,1-Dimethylethyl (1R,2S,4S)-2-(6-chloro-3-pyridinyl)-2-hydroxy-7-azabicyclo[2.2.1]heptane-7-carboxylate | C16H21ClN2O3 |
| 211126-58-8 | Rubranoside A | C25H34O10 |
| 586346-96-5 | Revatropate hydrochloride | C19H28ClNO4S |
| 359761-91-4 | Relcovaptan (SR-49059) | C28H27Cl2N3O7S |
| 609806-61-3 | rel-(3aR,4S,9bS)-1,2,3,3a,4,9b-Hexahydro-4-phenylcyclopenta[c][1]benzopyran-8-ol | C18H18O2 |
| 356048-23-2 | Romucosine A | C19H19NO4 |
| 127299-97-2 | rel-(4aR,9aS)-1,4,9,9a-Tetrahydro-4aH-fluorene-4a-carboxylic acid | C14H14O2 |
| 75664-75-4 | Retinamide, N-(2-hydroxyphenyl)- | C26H33NO2 |
| 172097-95-9 | Rifamycin, 12,29-deepoxy-27,28-didehydro-27-demethoxy-1,4-dideoxy-1,4,28,29-tetrahydro-12-hydroxy-1,4,29-trioxo-, cyclic 21,23-sulfite, (21(S),27E)- | C36H41NO13S |
| 146744-88-9 | Rifamycin,12,29-deepoxy-27,28-didehydro-27-demethoxy-1,4-dideoxy-1,4,28,29-tetrahydro-12-hydroxy-21,23-O-(1-methylethylidene)-1,4,29-trioxo-, (27E)- | C39H47NO12 |
| 350590-46-4 | Royleanonic acid | C20H26O5 |
| 146307-02-0 | rel-N-[(2R,5S,8S,8aS)-1,2,3,5,6,7,8,8a-Octahydro-2,5-dimethyl-8-(1-methylethyl)-2-naphthalenyl]formamide | C16H27NO |
| 143268-10-4 | rel-1-(1,1-Dimethylethyl) 2-methyl (2R,3aS,5E,7aS)-5-(cyanomethylene)octahydro-1H-indole-1,2-dicarboxylate | C17H24N2O4 |
| 155800-91-2 | rel-(6R,8S)-6,8-Tetratriacontanediol | C34H70O2 |
| 160515-65-1 | Ritro | C43H74FNO16 |
| 356048-25-4 | Romucosine C | C20H21NO5 |