| 3-(3-hydroxyalkanoyloxy)alkanoic acids | CHEMONTID:0001463 | Organic compounds containing a 3-hydroxyalkanoic acid linked to another 3-hydroxyalkanoic acid through the hydroxyl group at the 3-position. |
| 3-Acylpyruvic acids | CHEMONTID:0004268 | Compounds containing a pyruvic acid substituted at the 3-position by an acyl group. |
| 3-alkylindoles | CHEMONTID:0004196 | Compounds containing an indole moiety that carries an alkyl chain at the 3-position. |
| 3-alpha-hydroxysteroids | CHEMONTID:0003232 | Steroids carrying a alpha-hydroxyl group at the 3-position of the steroid backbone. |
| 3-amino-22,26-epiminocholestanes | CHEMONTID:0002736 | 22,26-epicholestane derivatives carrying an amino group at the 3-position. |
| 3-aminosalicyclic acids and derivatives | CHEMONTID:0003037 | Aminosalicylic acids or derivatives carrying an amino group at the C-3 atom of the benzene ring. |
| 3-aminosalicylic acids | CHEMONTID:0003010 | Aminosalicylic acids carrying an amino group at the C-3 atom of the benzene ring. |
| 3-aminospirostanes | CHEMONTID:0002737 | Spirostane derivatives carrying an amino group at the 3-position. Spirostanes are 16b,22:22,26-diepoxycholestanes, or 22,26-epoxyfurostans. The sixth ring so formed is known as ring F. |
| 3-Anilinoquinolines | CHEMONTID:0004367 | Compounds containing a quinoline ring system that is N-linked to an aniline group at the 3-position. |
| 3-aroylfurans | CHEMONTID:0003218 | Compounds containing a furan moiety which is acylated at the 3-position with an aromatic moiety. |
| 3-aroylthiophenes | CHEMONTID:0003216 | Thiophenes which are substituted by an aroyl group at the 3-position. |
| 3-arylcoumarin flavonoids | CHEMONTID:0003406 | Isoflavonoids that bear a ketone group at the C2-position. |
| 3-arylsulfonyl-pyrazolo[1,5-a]pyrimidines | CHEMONTID:0004406 | Aromatic heteropolycyclic compounds that contain a pyrazolo[1,5-a]pyrimidine ring system, which is substituted at the 3-position by an arylsulfonyl group. |
| 3-benzylpiperidines | CHEMONTID:0003089 | Organic compounds containing a benzyl group attached to the 3-position of a piperidine. |
| 3-beta-hydroxy delta-5-steroids | CHEMONTID:0003226 | 3beta-hydroxy steroids containing a double bond between positions 5 and 6. |
| 3-beta-hydroxy-6-oxo-5-alpha-steroids | CHEMONTID:0003248 | 5-alpha steroids that carry a hydroxyl group at the 3-position and an oxo group at the 6-position. |
| 3-beta-hydroxy-delta-7-steroids | CHEMONTID:0003251 | Delta-7-steroids carrying a 3-beta-hydroxyl group at the 3-position. |
| 3-beta-hydroxysteroid-4-alpha-carboxylates | CHEMONTID:0004580 | Steroids that carry a beta-hydroxyl group and a carboxyl group at the 3- and 4-positions, respectively. |
| 3-beta-hydroxysteroids | CHEMONTID:0003233 | Steroids carrying a beta-hydroxyl group at the 3-position of the steroid backbone. |
| 3-carboxy steroids | CHEMONTID:0003368 | Steroid compounds that carry a carboxyl group at the C3-atom of the steroid backbone. |
| 3-carboxy-20-oxosteroids | CHEMONTID:0003367 | Steroid compounds that carry a carboxyl group and a C=O group at the C3- and C20-positions of the steroid backbone, respectively. |
| 3-chlorocatechols | CHEMONTID:0002698 | Chlorocatechols with the chlorine atom attached at position C3 of the benzene ring. |
| 3-cyanotriazenes | CHEMONTID:0004599 | Organonitrogen compounds with the general formula NN=NC#N. |
| 3-cyclopropylisoxazoles | CHEMONTID:0004725 | Aromatic heterocyclic compounds containing an isoxazole ring substituted at the ring 3-position with a cyclopropyl group. |
| 3-enoyl CoAs | CHEMONTID:0003182 | Organic compounds containing a coenzyme A substructure linked to a 3-enoyl chain. |
| 3-furanilides | CHEMONTID:0004757 | Aromatic heterocyclic compounds contaning a furan ring that is substituted at the 3-position with an anilide. |
| 3-halobenzoic acids | CHEMONTID:0003102 | Benzoic acids carrying a halogen atom at the 3-position of the benzene ring. |
| 3-halobenzoic acids and derivatives | CHEMONTID:0003099 | Benzoic acids or derivatives carrying a halogen atom at the 3-position of the benzene ring. |
| 3-hydroxy delta-1-steroids | CHEMONTID:0002968 | 3-hydroxy steroids containing a double bond between positions 1 and 2. |
| 3-hydroxy delta-1,4-steroids | CHEMONTID:0002969 | 3-hydroxy steroids containing a double bond between positions 1 and 2, as well as positions 4 and 5. |
| 3-hydroxy delta-4-steroids | CHEMONTID:0002970 | 3-hydroxy steroids containing a double bond between positions 4 and 5. |
| 3-hydroxy delta-5-steroids | CHEMONTID:0002971 | 3-hydroxy steroids containing a double bond between positions 5 and 6. |
| 3-hydroxy delta-7-steroids | CHEMONTID:0002985 | 3-hydroxy steroids containing a double bond between positions 7 and 8. |
| 3-hydroxy-3-alkylglutaryl CoAs | CHEMONTID:0004301 | Alpha, omega dicarboxyacyl-CoA that result from the formal condensation of the thiol group of coenzyme A with one of the carboxy groups of 3-hydroxy-3-alkylglutaric acid. |
| 3-hydroxyacyl CoAs | CHEMONTID:0002960 | Organic compounds containing a 3-hydroxyl acylated coenzyme A derivative. |
| 3-hydroxyflavonoids | CHEMONTID:0002914 | Flavonoids that bear one hydroxyl group at the C-3 position of the flavonoid skeleton. |
| 3-Hydroxymercuribenzoic acids | CHEMONTID:0004031 | Benzoic acids containing a hydroxymercury (-HgOH) group attached to the 3-position of the benzene moiety. |
| 3-hydroxysteroids | CHEMONTID:0003027 | Steroids carrying a hydroxyl group at the 3-position of the steroid backbone. |
| 3-MCPD diesters | CHEMONTID:0003657 | Compounds containing a 3-monochloropropane-1,2-diol skeleton that is esterified at the C1 and C3 terminal carbon atoms. |
| 3-MCPD monoesters | CHEMONTID:0001726 | Compounds containing a 3-monochloropropane-1,2-diol skeleton that is esterified either at the C1 or C3 terminal carbon atom only. |
| 3-Mercuribenzoic acids | CHEMONTID:0004034 | Benzoic acids containing a mercury atom attached to the 3-position of the benzene moiety. |
| 3-methoxychromones | CHEMONTID:0004773 | Aromatic heteropolycyclic compounds containing a chromone ring system, which carries a methoxy group at the 3-position. |
| 3-methylindoles | CHEMONTID:0004529 | Aromatic heterocyclic compounds that contain an indole moiety substituted at the 3-position with a methyl group. |
| 3-nitrohalothiophenes | CHEMONTID:0004341 | Aromatic heterocyclic compound containing a thiophene ring that carries a nitro group attached at the 3-position, as well as an halogen atom. |
| 3-nitrothiophenes | CHEMONTID:0004338 | Aromatic heterocyclic compound containing a nitro group attached to a thiophene ring a the 3-position. |
| 3-O-beta-D-digalactosyl-sn-glycerols | CHEMONTID:0003344 | Glycosylglycerols carrying a beta-D-digalactose at the 3-position of the glycerol moiety. |
| 3-O-beta-D-monogalactosyl-sn-glycerols | CHEMONTID:0003345 | Glycosylglycerols carrying a beta-D-galactose at the 3-position of the glycerol moiety. |
| 3-O-methylated flavonoids | CHEMONTID:0002588 | Flavonoids with methoxy groups attached to the C3 atom of the flavonoid backbone. |
| 3-O-methylated isoflavonoids | CHEMONTID:0002598 | Isoflavonoids with methoxy groups attached to the C3 atom of the isoflavonoid backbone. Isoflavonoids are natural products derived from 3-phenylchromen-4-one. |
| 3-oxo delta-1-steroids | CHEMONTID:0002972 | 3-oxo steroids containing a double bond between positions 1 and 2. |
| 3-oxo delta-1,4-steroids | CHEMONTID:0002973 | 3-oxo steroids containing a double bond between positions 1 and 2, as well as positions 4 and 5. |
| 3-oxo delta-4-steroids | CHEMONTID:0002974 | 3-oxo steroids containing a double bond between positions 3 and 4. |
| 3-oxo delta-5-steroids | CHEMONTID:0002975 | 3-oxo steroids containing a double bond between positions 4 and 5. |
| 3-oxo delta-7-steroids | CHEMONTID:0002986 | 3-oxo steroids containing a double bond between positions 6 and 7. |
| 3-oxo-22,26-epiminocholestanes | CHEMONTID:0002735 | 22,26-epiminocholestane derivatives carrying C=O group at the 3-position. |
| 3-oxo-4-azasteroids | CHEMONTID:0003252 | Steroids with a structure characterized a C=O group at the 3-position and a nitrogen atom replacing the carbon atom at the 4-position. |
| 3-oxo-5-alpha-steroids | CHEMONTID:0003245 | 5-alpha-steroids carrying a C=O group at the 3-position of the steroid skeleton. |
| 3-oxo-5-beta-steroids | CHEMONTID:0003256 | 5-beta-steroids carrying a C=O group at the 3-position of the steroid skeleton. |
| 3-oxo-acyl CoAs | CHEMONTID:0001328 | Organic compounds containing a 3-oxo acylated coenzyme A derivative. |
| 3-Oxo-acyl homoserines | CHEMONTID:0003189 | Homoserines carrying a N-acyl chain with a C=O at the 3-position. |
| 3-oxosteroids | CHEMONTID:0003026 | Steroid derivatives carrying a C=O group at the 3-position of the steroid skeleton. |
| 3-phenoxypropionic acids | CHEMONTID:0004743 | Aromatic compounds containing a 3-phenoxypropionic acid. |
| 3-prenylated chalcones | CHEMONTID:0003509 | Chalcones featuring a C5-isoprenoid unit at the 3-position. |
| 3-prenylated flav-3-enes | CHEMONTID:0003638 | Flav3-enes that features a C5-isoprenoid substituent at the 3-position. |
| 3-prenylated flavanones | CHEMONTID:0003505 | Flavanones that features a C5-isoprenoid substituent at the 3-position. |
| 3-prenylated flavans | CHEMONTID:0003639 | Flavans that features a C5-isoprenoid substituent at the 3-position. |
| 3-prenylated flavones | CHEMONTID:0003501 | Flavones that features a C5-isoprenoid substituent at the 3-position. |
| 3-pyridinecarbonitriles | CHEMONTID:0003972 | Organic compounds containing a pyridine ring substituted at the 3-position by a carbonitrile group. |
| 3-ribofuranosylpyrazoles | CHEMONTID:0003716 | Nucleoside and nucleotide analogs with a structure that consists of a pyrazole ring system which is N-substituted at the 3-position with a ribose moiety. Nucleotide analogues contain a phosphate group linked to the C5 carbon atom of the furanose. |
| 3-sulfated flavonoids | CHEMONTID:0004181 | Flavonoids that are sulfated at the 3-ring position of the flavonoid skeleton. |
| 3-sulfobenzoic acids | CHEMONTID:0002761 | Sulfobenzoic acid carrying the sulfonyl group at the 3-position of the benzene group. |
| 3-thia fatty acids | CHEMONTID:0003348 | Thia fatty acids with the general structure RC(S)CC(=O)OH. |
| 3,3'-dihalogenated benzidines | CHEMONTID:0003957 | Organic compounds containing a benzidine skeleton, which is substituted at different positions, only two of which (3- and 3'-) carry a halogen atom. |
| 3,3'-disubstituted benzidines | CHEMONTID:0003956 | Organic compounds containing a benzidine skeleton, which is substituted only at the 3- and 3'-positions. |
| 3,4-dienoyl CoAs | CHEMONTID:0003329 | Organic compounds containing a coenzyme A substructure linked to a 3,4-enoyl chain. |
| 3,4-dihydrocoumarins | CHEMONTID:0002642 | 3,4-dihydrogenated coumarins. Coumarin is a bicyclic compound that a 1-benzopyran carrying an oxo group at the 2-position. |
| 3,4-diphenylfurans | CHEMONTID:0003490 | Organic heterocyclic compounds that contain a furan ring substituted with a phenyl group only the C3- and C4-positions. |
| 3,4,5-trisubstituted-2-aminothiophenes | CHEMONTID:0004005 | Organic compounds containing a thiophene ring substituted at the 2-,3-,4-, and 5-position, with an amine group at the 2-position. |
| 3'-hydroxy,4'-methoxyisoflavonoids | CHEMONTID:0003651 | Isoflavonoids carrying a methoxy group attached to the C4' atom, as well as a hydroxyl group at the C3'-position of the isoflavonoid backbone. |
| 3'-hydroxyflavonoids | CHEMONTID:0002915 | Flavonoids that bear one hydroxyl group at the C-3' position of the flavonoid skeleton. |
| 3'-O-methylated flavonoids | CHEMONTID:0002595 | Flavonoids with methoxy groups attached to the C3' atom of the flavonoid backbone. |
| 3'-O-methylated isoflavonoids | CHEMONTID:0002605 | Isoflavonoids with methoxy groups attached to the C3' atom of the isoflavonoid backbone. Isoflavonoids are natural products derived from 3-phenylchromen-4-one. |
| 3'-O-methylisoflavones | CHEMONTID:0002690 | Flavones with methoxy groups attached to the C2' atom of the isoflavone backbone. |
| 3'-prenylated chalcones | CHEMONTID:0003510 | Chalcones featuring a C5-isoprenoid unit at the 3'-position. |
| 3'-prenylated flavanones | CHEMONTID:0003506 | Flavanones that features a C5-isoprenoid substituent at the 3'-position. |
| 3'-prenylated flavans | CHEMONTID:0003643 | Flavans that features a C5-isoprenoid substituent at the 3'-position. |
| 3'-prenylated flavones | CHEMONTID:0003502 | Flavones that features a C5-isoprenoid substituent at the 3'-position. |
| 3'-prenylated isoflavanones | CHEMONTID:0003525 | Isoflavanones featuring a C5-isoprenoid unit at the 3'-position. |
| 3'-prenylated isoflavones | CHEMONTID:0003512 | Isoflavones featuring a C5-isoprenoid unit at the 3'-position. |
| 3'-quaternary ammonium cephalosporins | CHEMONTID:0004412 | Cephalosporins that are substituted at the 3'-position by a quaternary ammonium group. |
| 3'-thia pyrimidine nucleosides | CHEMONTID:0003746 | Nucleoside analogues with a structure that consists of a pyrimidine base, which is N-substituted at the 1-position with a 3'-thia derivative (1,3-oxazolidine) of the ribose moiety that is characteristic of nucleosides. |
| 3',5'-cyclic purine nucleoside phosphorothioates | CHEMONTID:0004496 | 3',5'-cyclic purine nucleoside phosphate analogues, where a phosphate oxygen has been exchanged for sulphur generating a chiral phosphorothioate. In 3',5'-cyclic nucleoside phosphorothioate, the oxygen atoms at the 3'- and 5'-positions of the ribose are part of the phosphorothioate group. |
| 3',5'-cyclic purine nucleotides | CHEMONTID:0001502 | Purine nucleotides in which the oxygen atoms linked to the C3 and C5 carbon atoms of the ribose moiety are both bonded the same phosphorus atom of the phosphate group. |
| 3',5'-cyclic pyrimidine nucleoside phosphorothioates | CHEMONTID:0004497 | 3',5'-cyclic pyrimidine nucleoside phosphate analogues, where a phosphate oxygen has been exchanged for sulphur generating a chiral phosphorothioate. In 3',5'-cyclic nucleoside phosphorothioate, the oxygen atoms at the 3'- and 5'-positions of the ribose are part of the phosphorothioate group. |
| 3',5'-cyclic pyrimidine nucleotides | CHEMONTID:0001503 | Pyrimidine nucleotides in which the oxygen atoms linked to the C3 and C5 carbon atoms of the ribose moiety are both bonded the same phosphorus atom of the phosphate group. |
| 3(hydroxyphenyl)acetic acids | CHEMONTID:0004645 | Phenylacetic acids that carry a hydroxyl group at the 3-position. |
| 30-hydroxysteroids | CHEMONTID:0003360 | Steroids carrying a hydroxyl group at the 30-position of the steroid backbone. |