Molecular formula
C16H21N3O4S
129 compounds have this formula on CompoundList.
- Molar mass
- 351.42g/mol
- Monoisotopic mass
- 356.1567Da
- Atoms
- 45
- Elements
- 5
- Rings plus double bonds
- 8
The formula C16H21N3O4S describes a molecule made of 16 carbon atoms, 21 hydrogen atoms, 3 nitrogen atoms, 4 oxygen atoms and 1 sulfur atom. It is written in Hill notation: carbon first, then hydrogen, then the other elements in alphabetical order. The formula tells you which atoms are present, not how they are connected, which is why several different chemicals can share it.
Elemental composition
- C Carbon × 1654.69%12.011 × 16 = 192.176 g/mol
- H Hydrogen × 216.02%1.008 × 21 = 21.168 g/mol
- N Nitrogen × 311.96%14.007 × 3 = 42.021 g/mol
- O Oxygen × 418.21%15.999 × 4 = 63.996 g/mol
- S Sulfur × 19.12%32.06 × 1 = 32.060 g/mol
Look up another formula
Compounds with the formula C16H21N3O4S
Isomers we list, best known first. Open one to see its structure, properties, safety data and suppliers.
Showing 1 to 100 of 129 compounds
Epicillin
CAS 26774-90-3C16H21N3O4S
![3-[1-Methyl-5-(piperidine-1-sulfonyl)-1H-1,3-benzodiazol-2-yl]propanoic acid chemical structure, C16H21N3O4S, CAS 731820-87-4](/s/JKOXOGKONBCNPK-UHFFFAOYSA-N.svg)
3-[1-Methyl-5-(piperidine-1-sulfonyl)-1H-1,3-benzodiazol-2-yl]propanoic acid
CAS 731820-87-4C16H21N3O4S
4-(2-((3-Ethyl-4-methyl-2-oxo-pyrrolin-1-yl)carboxamido)ethyl)benzenesulfonamide)
CAS 119018-29-0C16H21N3O4S
![2-[[(4-Methyl-1-piperazinyl)-sulfanylidenemethyl]amino]benzene-1,4-dicarboxylic acid dimethyl ester chemical structure, C16H21N3O4S, CAS 831229-99-3](/s/MJOUQLXHYGATDU-UHFFFAOYSA-N.svg)
2-[[(4-Methyl-1-piperazinyl)-sulfanylidenemethyl]amino]benzene-1,4-dicarboxylic acid dimethyl ester
CAS 831229-99-3C16H21N3O4S
3,4,5-Triethoxy-N-(5-methyl-1,3,4-thiadiazol-2-yl)benzamide
CAS 346727-22-8C16H21N3O4S
![Methyl 2-{[(3-oxopiperazin-2-yl)acetyl]amino}-4,5,6,7-tetrahydro-1-benzothiophene-3-carboxylate chemical structure, C16H21N3O4S, CAS 1008965-22-7](/s/MITCBABBSMXUOC-UHFFFAOYSA-N.svg)
Methyl 2-{[(3-oxopiperazin-2-yl)acetyl]amino}-4,5,6,7-tetrahydro-1-benzothiophene-3-carboxylate
CAS 1008965-22-7C16H21N3O4S
![4-[2-(2,6-Dioxocyclohexylidene)hydrazin-1-yl]-N,N-diethylbenzene-1-sulfonamide chemical structure, C16H21N3O4S, CAS 326909-68-6](/s/OYLZQYWVGQGFSI-UHFFFAOYSA-N.svg)
4-[2-(2,6-Dioxocyclohexylidene)hydrazin-1-yl]-N,N-diethylbenzene-1-sulfonamide
CAS 326909-68-6C16H21N3O4S
![5,5-Dimethyl-2-[(2-oxo-2-pyrrolidin-1-ylacetyl)amino]-4,7-dihydrothieno[2,3-c]pyran-3-carboxamide chemical structure, C16H21N3O4S, CAS 903184-64-5](/s/DGORKXSNXXTETL-UHFFFAOYSA-N.svg)
5,5-Dimethyl-2-[(2-oxo-2-pyrrolidin-1-ylacetyl)amino]-4,7-dihydrothieno[2,3-c]pyran-3-carboxamide
CAS 903184-64-5C16H21N3O4S
![3-[2-(2,6-Dioxocyclohexylidene)hydrazin-1-yl]-N,N-diethylbenzene-1-sulfonamide chemical structure, C16H21N3O4S, CAS 326909-69-7](/s/VYKUYWMRBOEYCK-UHFFFAOYSA-N.svg)
3-[2-(2,6-Dioxocyclohexylidene)hydrazin-1-yl]-N,N-diethylbenzene-1-sulfonamide
CAS 326909-69-7C16H21N3O4S
N-(5-tert-Butyl-1,3,4-thiadiazol-2-yl)-3,4,5-trimethoxybenzamide
CAS 432498-12-9C16H21N3O4S
![4-[(4-tert-Butyl-1,3-thiazol-2-yl)amino]-3-(furan-2-ylmethylamino)-4-oxobutanoic acid chemical structure, C16H21N3O4S, CAS 1023919-26-7](/s/DEQDDVZZYFDHPD-UHFFFAOYSA-N.svg)
4-[(4-tert-Butyl-1,3-thiazol-2-yl)amino]-3-(furan-2-ylmethylamino)-4-oxobutanoic acid
CAS 1023919-26-7C16H21N3O4S
N-Benzyl-N-ethyl-1,3,6-trimethyl-2,4-dioxo-1,2,3,4-tetrahydropyrimidine-5-sulfonamide
CAS 893339-00-9C16H21N3O4S
3-(3-Methoxypropyl)-2,11-dimethyl-8-nitro-2,3,5,6-tetrahydro-4H-2,6-methano-1,3,5-benzoxadiazocine-4-thione
CAS 1005114-28-2C16H21N3O4S
2-(2-((4-Ethylpiperazin-1-yl)sulfonyl)ethyl)isoindoline-1,3-dione
CAS 1170058-86-2C16H21N3O4S
4',5'-Dihydrocefradine
CAS 37051-00-6C16H21N3O4S
![2-(5,6-Dihydro-1,4-dioxine-2-carboxamido)-6-isopropyl-4,5,6,7-tetrahydrothieno[2,3-c]pyridine-3-carboxamide chemical structure, C16H21N3O4S, CAS 864938-71-6](/s/QEZVVIDQYMPXRC-UHFFFAOYSA-N.svg)
2-(5,6-Dihydro-1,4-dioxine-2-carboxamido)-6-isopropyl-4,5,6,7-tetrahydrothieno[2,3-c]pyridine-3-carboxamide
CAS 864938-71-6C16H21N3O4S
tert-Butyl 4-(4-cyanobenzenesulfonyl)piperazine-1-carboxylate
CAS 913518-73-7C16H21N3O4S
![1-(2,6-Dimethylmorpholino)-2-(2-(methylsulfonyl)-1H-benzo[d]imidazol-1-yl)ethanone chemical structure, C16H21N3O4S, CAS 886923-09-7](/s/BETBGWHZTHUUBZ-UHFFFAOYSA-N.svg)
1-(2,6-Dimethylmorpholino)-2-(2-(methylsulfonyl)-1H-benzo[d]imidazol-1-yl)ethanone
CAS 886923-09-7C16H21N3O4S
![N-Cyclopentyl-N'-[3-(1,1-dioxo-1,2-thiazolidin-2-yl)phenyl]oxamide chemical structure, C16H21N3O4S, CAS 1105246-48-7](/s/ATICJYROTXLHGW-UHFFFAOYSA-N.svg)
N-Cyclopentyl-N'-[3-(1,1-dioxo-1,2-thiazolidin-2-yl)phenyl]oxamide
CAS 1105246-48-7C16H21N3O4S
Methyl 1-(2-(2-(cyclopropanecarboxamido)thiazol-4-yl)acetyl)piperidine-4-carboxylate
CAS 923692-38-0C16H21N3O4S
2-(2-((2,5-Dimethoxyphenyl)amino)thiazol-4-yl)-N-(2-methoxyethyl)acetamide
CAS 1040654-50-9C16H21N3O4S
4-Butoxy-N-(2-(6-oxopyridazin-1(6H)-yl)ethyl)benzenesulfonamide
CAS 1021206-48-3C16H21N3O4S
Penicillin G ammonium
CAS 75333-20-9C16H21N3O4S
![Ethyl 1-(2-(5-oxo-3,5-dihydro-2H-thiazolo[3,2-a]pyrimidin-3-yl)acetyl)piperidine-3-carboxylate chemical structure, C16H21N3O4S, CAS 946345-50-2](/s/BAGSSCFTJVEGKU-UHFFFAOYSA-N.svg)
Ethyl 1-(2-(5-oxo-3,5-dihydro-2H-thiazolo[3,2-a]pyrimidin-3-yl)acetyl)piperidine-3-carboxylate
CAS 946345-50-2C16H21N3O4S
- 6-(tert-Butyl)-1-(1,1-dioxidotetrahydrothiophen-3-yl)-3-methyl-1H-pyrazolo[3,4-b]pyridine-4-carboxylic acid1437435-87-4C16H21N3O4S
- Carboxylic Acid tert-Butyl Ester1284548-18-0C16H21N3O4S
- 3-Ethyl-4-methyl-2-oxo-N-(2-(3-sulfamoylphenyl)ethyl)-2,3-dihydro-1H-pyrrole-1-carboxamide2366968-77-4C16H21N3O4S
- Des(4-methylcyclohexyl)carbamoyl ortho-Glimepiride2366968-78-5C16H21N3O4S
- 4-((4-Acetylpiperazin-1-yl)sulfonyl)-N-cyclopropylbenzamide898657-18-6C16H21N3O4S
- 2-Pyrazineacetic acid, hexahydro-1-[[(3-methoxyphenyl)amino]carbonothioyl]-3-oxo-, ethyl ester1009243-94-0C16H21N3O4S
- Ethyl 4-(2,3-dihydro-1,4-benzodioxin-6-ylcarbamothioyl)piperazine-1-carboxylate724749-85-3C16H21N3O4S
- Methyl 2-{[3-(3,5-dimethyl-1,2-oxazol-4-yl)propanoyl]amino}-5-(propan-2-yl)-1,3-thiazole-4-carboxylate1574304-13-4C16H21N3O4S
- 4-(N,N-Dimethylsulfamoyl)-N-(2-hydroxy-2-(1-methyl-1H-pyrrol-2-yl)ethyl)benzamide1396884-93-7C16H21N3O4S
- (R)-Methyl 1-isopropyl-7-(methylsulfonyl)-1,2,3,4-tetrahydrobenzo[4,5]imidazo[1,2-a]pyrazine-8-carboxylate1456693-55-2C16H21N3O4S
- N-(4-Butylphenyl)-1,3-dimethyl-2,4-dioxo-1,2,3,4-tetrahydropyrimidine-5-sulfonamide874806-23-2C16H21N3O4S
- N-Cyclooctyl-2,3-dioxo-1,2,3,4-tetrahydroquinoxaline-6-sulfonamide928751-37-5C16H21N3O4S
- 3,5-Dimethyl-4-[(4-methylpiperidyl)sulfonyl]pyrazolyl 2-furyl ketone942852-26-8C16H21N3O4S
- Methyl 3-ethyl-5-(N-(4-isopropylphenyl)sulfamoyl)-1H-pyrazole-4-carboxylate1296891-50-3C16H21N3O4S
- Ethyl 4-(1-(thiophene-2-carbonyl)azetidine-3-carbonyl)piperazine-1-carboxylate1286727-11-4C16H21N3O4S
- Methyl (2E)-2-{[(3,5-dimethyl-1,2-oxazol-4-yl)acetyl]imino}-5-(2-methylpropyl)-2,3-dihydro-1,3-thiazole-4-carboxylate1401601-22-6C16H21N3O4S
- 4-(Oxolan-2-ylmethyl)-5-(3,4,5-trimethoxyphenyl)-1,2,4-triazole-3-thiol725222-11-7C16H21N3O4S
- Ethyl 2-((1,3,6-trimethyl-2,4-dioxo-1,2,3,4-tetrahydropyrido[2,3-d]pyrimidin-5-yl)thio)butanoate941877-16-3C16H21N3O4S
- Methyl 2-((1,3-dimethyl-2,4-dioxo-6-propyl-1,2,3,4-tetrahydropyrido[2,3-d]pyrimidin-5-yl)thio)propanoate899748-05-1C16H21N3O4S
- 2-((1,3-Dimethyl-2,4-dioxo-6-propyl-1,2,3,4-tetrahydropyrido[2,3-d]pyrimidin-5-yl)thio)butanoic acid899748-07-3C16H21N3O4S
- N-(tert-Butoxycarbonyl)-n'-[(5-isoquinolyl)sulfonyl]-ethylenediamine651309-72-7C16H21N3O4S
- 1-(1,1-Dioxidotetrahydrothiophen-3-yl)-3-[3-(pyrrolidin-1-ylcarbonyl)phenyl]urea1144486-27-0C16H21N3O4S
- 1-(1,1-Dioxidotetrahydrothiophen-3-yl)-3-[4-(pyrrolidin-1-ylcarbonyl)phenyl]urea1144476-74-3C16H21N3O4S
- Ethyl 3-ethyl-5-{[(3-ethylphenyl)amino]sulfonyl}-1H-pyrazole-4-carboxylate1239460-48-0C16H21N3O4S
- Ethyl 3-ethyl-5-[(4-ethylphenyl)sulfamoyl]-1H-pyrazole-4-carboxylate1240197-97-0C16H21N3O4S
- Ethyl 5-hydroxy-8-isopentyl-2-(methylthio)-7-oxo-7,8-dihydropyrido[2,3-d]pyrimidine-6-carboxylate1253790-09-8C16H21N3O4S
- N-(2-(4-Ethyl-6-oxopyrimidin-1(6H)-yl)ethyl)-2-methoxy-5-methylbenzenesulfonamide1396850-17-1C16H21N3O4S
- N-((1-Methyl-1,4,6,7-tetrahydropyrano[4,3-c]pyrazol-3-yl)methyl)-2-phenoxyethanesulfonamide1796966-93-2C16H21N3O4S
- 4-((4-((3-Methoxyphenyl)sulfonyl)piperazin-1-yl)methyl)-5-methylisoxazole2034401-51-7C16H21N3O4S
- (E)-N-(4-(Methylamino)-4-oxobut-2-en-1-yl)-4-(pyrrolidin-1-ylsulfonyl)benzamide2035019-19-1C16H21N3O4S
- 7-Azido-8-benzylsulfanyl-6-methoxy-2-methyl-4,4a,6,7,8,8a-hexahydropyrano[3,2-d][1,3]dioxine6958-04-9C16H21N3O4S
- 8-Azido-7-benzylsulfanyl-6-methoxy-2-methyl-4,4a,6,7,8,8a-hexahydropyrano[3,2-d][1,3]dioxine6945-59-1C16H21N3O4S
- 2-[3-(2-Amino-2-oxoethyl)sulfonylindol-1-yl]-N,N-diethylacetamide894001-64-0C16H21N3O4S
- 1-Morpholino-2-(2-(propylsulfonyl)-1H-benzo[d]imidazol-1-yl)ethanone886904-28-5C16H21N3O4S
- Methyl 1-(2-(7-methyl-5-oxo-3,5-dihydro-2H-thiazolo[3,2-a]pyrimidin-3-yl)acetyl)piperidine-4-carboxylate953261-09-1C16H21N3O4S
- 2-(2-((3,5-Dimethoxybenzyl)thio)-5-(hydroxymethyl)-1H-imidazol-1-yl)-N-methylacetamide921563-27-1C16H21N3O4S
- Ethyl 2-((1,3-dimethyl-2,4-dioxo-6-propyl-1,2,3,4-tetrahydropyrido[2,3-d]pyrimidin-5-yl)thio)acetate900004-91-3C16H21N3O4S
- 2-(5-Methoxy-1H-indol-1-yl)-1-[4-(methylsulfonyl)piperazin-1-yl]ethanone1081137-79-2C16H21N3O4S
- N-(5-(3-(Isopropylsulfonyl)phenyl)-1,3,4-oxadiazol-2-yl)pentanamide922102-03-2C16H21N3O4S
- N-(5-(3-(Isopropylsulfonyl)phenyl)-1,3,4-oxadiazol-2-yl)pivalamide921905-38-6C16H21N3O4S
- N-(2-(3-(4-Ethoxyphenyl)-6-oxopyridazin-1(6H)-yl)ethyl)ethanesulfonamide921555-18-2C16H21N3O4S
- 3-(4-Methylbenzyl)-8-(methylsulfonyl)-1,3,8-triazaspiro[4.5]decane-2,4-dione1021050-32-7C16H21N3O4S
- Methyl 1-(1,1-dioxidotetrahydrothiophen-3-yl)-6-isopropyl-3-methyl-1H-pyrazolo[3,4-b]pyridine-4-carboxylate1040638-20-7C16H21N3O4S
- 1,1-Dimethylethyl 3,5,6,8-tetrahydro-3-(2-hydroxyethyl)-4-oxopyrido[4',3':4,5]thieno[2,3-d]pyrimidine-7(4H)-carboxylate1048921-07-8C16H21N3O4S
- 1-[(1-Cyanocyclohexyl)carbamoyl]ethyl 2-(4-methyl-2-oxo-2,3-dihydro-1,3-thiazol-3-yl)acetate941073-51-4C16H21N3O4S
- N-Cyclopropyl-1-[4-(dimethylsulfamoyl)phenyl]-5-oxopyrrolidine-3-carboxamide1190279-61-8C16H21N3O4S
- Ethyl 5-(N-(4-isopropylphenyl)sulfamoyl)-3-methyl-1H-pyrazole-4-carboxylate1298036-29-9C16H21N3O4S
- N-((4-Hydroxychroman-4-yl)methyl)-1,3,5-trimethyl-1H-pyrazole-4-sulfonamide1448133-89-8C16H21N3O4S
- (5-Methoxy-3-methyl-1H-indol-2-yl)[4-(methylsulfonyl)piperazin-1-yl]methanone1574366-21-4C16H21N3O4S
- 4-(3-Cyanomorpholine-4-carbonyl)-N-methyl-N-(propan-2-yl)benzene-1-sulfonamide1384592-23-7C16H21N3O4S
- N-(2-Hydroxy-2-(1-methylindolin-5-yl)ethyl)-3,5-dimethylisoxazole-4-sulfonamide1706041-12-4C16H21N3O4S
- N-[(1-Hydroxy-6-methoxy-1,2,3,4-tetrahydronaphthalen-1-yl)methyl]-1-methyl-1H-pyrazole-4-sulfonamide2034526-51-5C16H21N3O4S
- 2-(2,5-Dioxopyrrolidin-1-yl)-N-(2-(furan-2-yl)-2-thiomorpholinoethyl)acetamide2034573-28-7C16H21N3O4S
- 3-(2-Methoxyethyl)-1-[1-(thiophene-3-carbonyl)piperidin-4-yl]imidazolidine-2,4-dione2034292-13-0C16H21N3O4S
- 1-(4-(Benzylsulfonyl)piperidine-1-carbonyl)imidazolidin-2-one2034344-61-9C16H21N3O4S
- 1-(2,5-Dimethylfuran-3-carbonyl)-4-[(1-methyl-1H-imidazol-2-yl)sulfonyl]piperidine2320173-30-4C16H21N3O4S
- [(1-Cyano-1,2-dimethylpropyl)carbamoyl]methyl 2-[(5-methylthiophen-2-yl)formamido]acetate869866-79-5C16H21N3O4S
- N-(2-((6-(4-Ethoxyphenyl)pyridazin-3-yl)oxy)ethyl)ethanesulfonamide920194-15-6C16H21N3O4S
- 4-{[4-(Methylsulfonyl)piperazin-1-yl]carbonyl}-1-phenylpyrrolidin-2-one1010880-05-3C16H21N3O4S
- 2-[4-(4-Methylpiperazin-1-yl)-4-oxobutyl]-1,2-benzothiazol-3(2H)-one 1,1-dioxide1242835-91-1C16H21N3O4S
- [2-(2-tert-Butoxycarbonylamino-ethylsulfanyl)-benzoimidazol-1-yl]-acetic acid877626-81-8C16H21N3O4S
- 1-Ethyl-4-(7-(furan-2-yl)-1,4-thiazepane-4-carbonyl)piperazine-2,3-dione1705355-31-2C16H21N3O4S
- 3-(2-Methoxyethyl)-1-[1-(thiophene-2-carbonyl)piperidin-4-yl]imidazolidine-2,4-dione2034605-37-1C16H21N3O4S
- 4-(N,N-Dimethylsulfamoyl)-N-(3-(3-methylisoxazol-5-yl)propyl)benzamide2034588-21-9C16H21N3O4S
- 4-(N,N-Diethylsulfamoyl)-N-((5-methylisoxazol-4-yl)methyl)benzamide2034590-98-0C16H21N3O4S
- N-[2-(3-Cyclopropyl-2,2-dioxo-1,3-dihydro-2lambda6,1,3-benzothiadiazol-1-yl)ethyl]oxolane-3-carboxamide2097896-89-2C16H21N3O4S
- N-(4-Cyanooxan-4-yl)-5-(ethylsulfamoyl)-2-methylbenzamide2191714-04-0C16H21N3O4S
- tert-Butyl 5-(pyridin-2-ylsulfonyl)-3,4,5,6-tetrahydropyrrolo[3,4-c]pyrrole-2(1H)-carboxylate2245054-31-1C16H21N3O4S
- N-(2-{[3-(1,1-Dioxo-1lambda6,2-thiazolidin-2-yl)-4-methylphenyl]carbamoyl}ethyl)prop-2-enamide2200766-08-9C16H21N3O4S
- 1-(Prop-2-enoyl)-N-[(4-sulfamoylphenyl)methyl]piperidine-4-carboxamide2361750-59-4C16H21N3O4S
- N-(1-Methylsulfonylpiperidin-4-yl)-4-(prop-2-enoylamino)benzamide2361799-83-7C16H21N3O4S
- N-[2-[4-(1,1-Dioxo-1,2-thiazolidin-2-yl)anilino]-2-oxoethyl]-N-ethylprop-2-enamide2189045-73-4C16H21N3O4S
- 4-Ethyl-N-[(4-hydroxy-4,5,6,7-tetrahydro-1-benzothiophen-4-yl)methyl]-2,3-dioxopiperazine-1-carboxamide2548995-14-6C16H21N3O4S
- tert-Butyl 4-(1,1-dioxidobenzo[d]isothiazol-3-yl)piperazine-1-carboxylate131779-45-8C16H21N3O4S
- 1,3-Dimethyl-8-tosyl-1,3,8-triazaspiro[4.5]decane-2,4-dione1040673-35-5C16H21N3O4S
- 2-Methoxy-4,5-dimethyl-N-(3-(6-oxopyridazin-1(6H)-yl)propyl)benzenesulfonamide1203041-85-3C16H21N3O4S
Frequently asked questions
What is the molar mass of C16H21N3O4S?
The molar mass of C16H21N3O4S is 351.42 g/mol, calculated from standard atomic weights for 16 carbon atoms, 21 hydrogen atoms, 3 nitrogen atoms, 4 oxygen atoms and 1 sulfur atom. The monoisotopic mass is 356.1567 Da.
How many compounds have the formula C16H21N3O4S?
CompoundList lists 129 compounds with the molecular formula C16H21N3O4S, including Epicillin, 3-[1-Methyl-5-(piperidine-1-sulfonyl)-1H-1,3-benzodiazol-2-yl]propanoic acid, 4-(2-((3-Ethyl-4-methyl-2-oxo-pyrrolin-1-yl)carboxamido)ethyl)benzenesulfonamide). Compounds that share a formula are isomers. They contain the same atoms arranged differently, so their properties, uses and prices can be very different.
What is the degree of unsaturation of C16H21N3O4S?
C16H21N3O4S has a degree of unsaturation of 8. That is the total number of rings and pi bonds (a double bond counts as one, a triple bond as two) in any structure with this formula.