Molecular formula
C16H21N3O2S
225 compounds have this formula on CompoundList.
- Molar mass
- 319.42g/mol
- Monoisotopic mass
- 319.1354Da
- Atoms
- 43
- Elements
- 5
- Rings plus double bonds
- 8
The formula C16H21N3O2S describes a molecule made of 16 carbon atoms, 21 hydrogen atoms, 3 nitrogen atoms, 2 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 × 1660.16%12.011 × 16 = 192.176 g/mol
- H Hydrogen × 216.63%1.008 × 21 = 21.168 g/mol
- N Nitrogen × 313.16%14.007 × 3 = 42.021 g/mol
- O Oxygen × 210.02%15.999 × 2 = 31.998 g/mol
- S Sulfur × 110.04%32.06 × 1 = 32.060 g/mol
Look up another formula
Compounds with the formula C16H21N3O2S
Isomers we list, best known first. Open one to see its structure, properties, safety data and suppliers.
Showing 1 to 100 of 225 compounds
RefChem:407947
CAS 451462-58-1C16H21N3O2S
N-(4-Adamantan-1-yl-thiazol-2-yl)-N'-methyl-oxalamide
CAS 333760-00-2C16H21N3O2S
1-Dansylpiperazine
CAS 86516-36-1C16H21N3O2S
![(S)-(+)-2-Methyl-1-[(4-methyl-5-isoquinolynyl)sulfonyl]homopiperazine chemical structure, C16H21N3O2S, CAS 217968-10-0](/s/AWDORCFLUJZUQS-UHFFFAOYSA-N.svg)
(S)-(+)-2-Methyl-1-[(4-methyl-5-isoquinolynyl)sulfonyl]homopiperazine
CAS 217968-10-0C16H21N3O2S
4-Cyclohexyl-5-(3,4-dimethoxyphenyl)-4H-1,2,4-triazole-3-thiol
CAS 328556-76-9C16H21N3O2S
1-Cyclohexyl-3-(6-ethoxy-1,3-benzothiazol-2-yl)urea
CAS 159155-46-1C16H21N3O2S
4-Ethoxy-N-(4,6,6-trimethyl-2-sulfanylidene-1H-pyrimidin-3-yl)benzamide
CAS 309741-04-6C16H21N3O2S
![2-[(2Z)-3-Ethyl-2-(ethylimino)-4-oxo-1,3-thiazolidin-5-yl]-N-(4-methylphenyl)acetamide chemical structure, C16H21N3O2S, CAS 1164532-57-3](/s/HYPAPGJXRWUPFZ-UHFFFAOYSA-N.svg)
2-[(2Z)-3-Ethyl-2-(ethylimino)-4-oxo-1,3-thiazolidin-5-yl]-N-(4-methylphenyl)acetamide
CAS 1164532-57-3C16H21N3O2S
N-(3-Butoxyphenyl)-2-(1-methylimidazol-2-yl)sulfanylacetamide
CAS 364621-29-4C16H21N3O2S
![N-Benzyl-2-[(2E)-3-ethyl-2-(ethylimino)-4-oxo-1,3-thiazolidin-5-yl]acetamide chemical structure, C16H21N3O2S, CAS 308300-18-7](/s/JBGGPDZJFJSANA-UHFFFAOYSA-N.svg)
N-Benzyl-2-[(2E)-3-ethyl-2-(ethylimino)-4-oxo-1,3-thiazolidin-5-yl]acetamide
CAS 308300-18-7C16H21N3O2S
4-(Oxolane-2-carbonyl)-N-phenylpiperazine-1-carbothioamide
CAS 431923-66-9C16H21N3O2S
![2-[1-[(4-Methoxyphenyl)methyl]imidazol-2-yl]sulfanyl-N-propylacetamide chemical structure, C16H21N3O2S, CAS 869346-55-4](/s/XKCWGPWMKWCUDU-UHFFFAOYSA-N.svg)
2-[1-[(4-Methoxyphenyl)methyl]imidazol-2-yl]sulfanyl-N-propylacetamide
CAS 869346-55-4C16H21N3O2S
![Ethyl 4-[4-(dimethylamino)phenyl]-6-methyl-2-thioxo-1,2,3,4-tetrahydropyrimidine-5-carboxylate chemical structure, C16H21N3O2S, CAS 19492-61-6](/s/UZVCADMHFJWQMP-UHFFFAOYSA-N.svg)
Ethyl 4-[4-(dimethylamino)phenyl]-6-methyl-2-thioxo-1,2,3,4-tetrahydropyrimidine-5-carboxylate
CAS 19492-61-6C16H21N3O2S
(E)-2-Cyano-3-(3-methylthiophen-2-yl)-N-(3-morpholin-4-ylpropyl)prop-2-enamide
CAS 518350-44-2C16H21N3O2S
N-(5-tert-Butyl-1,3,4-thiadiazol-2-yl)-3-(4-methoxyphenyl)propanamide
CAS 878430-07-0C16H21N3O2S
![N-[5-(2-Ethoxyethyl)-1,3,4-thiadiazol-2-yl]-2-phenylbutanamide chemical structure, C16H21N3O2S, CAS 381683-88-1](/s/NRYVQLIBIKDSGB-UHFFFAOYSA-N.svg)
N-[5-(2-Ethoxyethyl)-1,3,4-thiadiazol-2-yl]-2-phenylbutanamide
CAS 381683-88-1C16H21N3O2S
![[3-Amino-4-(methoxymethyl)-6-methylthieno[2,3-b]pyridin-2-yl]-piperidin-1-ylmethanone chemical structure, C16H21N3O2S, CAS 401582-71-6](/s/FVNNYBWGXRDHNG-UHFFFAOYSA-N.svg)
[3-Amino-4-(methoxymethyl)-6-methylthieno[2,3-b]pyridin-2-yl]-piperidin-1-ylmethanone
CAS 401582-71-6C16H21N3O2S
2-(4-Oxo-3-propylquinazolin-2-yl)sulfanyl-N-propylacetamide
CAS 733026-71-6C16H21N3O2S
N-(3-Imidazol-1-ylpropyl)-2-(2-methoxyethylsulfanyl)benzamide
CAS 710990-24-2C16H21N3O2S
![N-(5-Isopropyl-[1,3,4]thiadiazol-2-yl)-4-o-tolyloxy-butyramide chemical structure, C16H21N3O2S, CAS 329227-43-2](/s/QZPBIXAGEMCWGH-UHFFFAOYSA-N.svg)
N-(5-Isopropyl-[1,3,4]thiadiazol-2-yl)-4-o-tolyloxy-butyramide
CAS 329227-43-2C16H21N3O2S
N-(4-Butyl-6-methyl-2-pyrimidinyl)-P-toluenesulfonamide
CAS 93150-28-8C16H21N3O2S
![N-[5-(Propan-2-yl)-1,3,4-thiadiazol-2-yl]-2-(2,3,6-trimethylphenoxy)acetamide chemical structure, C16H21N3O2S, CAS 433261-67-7](/s/DOWZIUXLEXJHNI-UHFFFAOYSA-N.svg)
N-[5-(Propan-2-yl)-1,3,4-thiadiazol-2-yl]-2-(2,3,6-trimethylphenoxy)acetamide
CAS 433261-67-7C16H21N3O2S
4-Methoxymethyl-6-methyl-2-(2-oxo-2-piperidin-1-yl-ethylsulfanyl)-nicotinonitrile
CAS 381691-51-6C16H21N3O2S
![2-[3-(2-Amino-2-oxoethyl)sulfanylindol-1-yl]-N,N-diethylacetamide chemical structure, C16H21N3O2S, CAS 877657-82-4](/s/FWOBHYGPWDVRNM-UHFFFAOYSA-N.svg)
2-[3-(2-Amino-2-oxoethyl)sulfanylindol-1-yl]-N,N-diethylacetamide
CAS 877657-82-4C16H21N3O2S
- Cotosudil1258833-31-6C16H21N3O2S
- N-[5-(2-Methylpropyl)-1,3,4-thiadiazol-2-yl]-4-phenoxybutanamide510737-27-6C16H21N3O2S
- N-Cyclohexyl-2-[1-(furan-2-ylmethyl)imidazol-2-yl]sulfanylacetamide872590-33-5C16H21N3O2S
- N-(6-Methoxy-1,3-benzothiazol-2-yl)-2-(4-methylpiperidin-1-yl)acetamide304451-83-0C16H21N3O2S
- 3-Butyl-6-morpholin-4-yl-2-sulfanylidene-1H-quinazolin-4-one689766-57-2C16H21N3O2S
- 6-(5,6,7,8-Tetrahydro[1]benzothieno[2,3-d]pyrimidin-4-ylamino)hexanoic acid313371-54-9C16H21N3O2S
- 1-({1-[(Furan-2-yl)methyl]piperidin-4-yl}methyl)-3-(thiophen-2-yl)urea1207010-86-3C16H21N3O2S
- N-(2-(Cyclohex-1-en-1-yl)ethyl)-2-(5-oxo-3,5-dihydro-2H-thiazolo[3,2-a]pyrimidin-3-yl)acetamide946211-35-4C16H21N3O2S
- 1-(2-Methoxyethyl)-3-(2-(7-methyl-2-oxo-1,2-dihydroquinolin-3-yl)ethyl)thiourea847406-66-0C16H21N3O2S
- 1-(2-(Dimethylamino)-2-(thiophen-3-yl)ethyl)-3-(4-methoxyphenyl)urea1105237-73-7C16H21N3O2S
- 1-(2-(Dimethylamino)-2-(thiophen-3-yl)ethyl)-3-(2-methoxyphenyl)urea1105224-17-6C16H21N3O2S
- 2-Cyclohexyl-N-(3,7-dimethyl-5-oxo-5H-thiazolo[3,2-a]pyrimidin-6-yl)acetamide946358-09-4C16H21N3O2S
- N-(sec-Butyl)-4-(6-oxo-3-(thiophen-2-yl)pyridazin-1(6H)-yl)butanamide1058204-09-3C16H21N3O2S
- (1R)-1-(1-Isoquinolin-5-ylsulfonylpiperidin-4-yl)ethanamine1973494-16-4C16H21N3O2S
- 3-(3-Morpholinopropyl)-2-(phenylimino)-4-thiazolidinone55469-56-2C16H21N3O2S
- N-(2-(4-Methylpiperazin-1-yl)-2-(thiophen-3-yl)ethyl)furan-2-carboxamide946199-17-3C16H21N3O2S
- (3-Amino-4,6-dimethylthieno[2,3-b]pyridin-2-yl)(2,6-dimethylmorpholino)methanone1011408-59-5C16H21N3O2S
- 11-Methyl-5-(morpholin-4-ylmethyl)-8-thia-4,6-diazatricyclo[7.4.0.0^{2,7}]trideca-1(9),2(7),5-trien-3-one737814-05-0C16H21N3O2S
- tert-Butyl 4-(benzo[d]isothiazol-3-yl)piperazine-1-carboxylate131779-46-9C16H21N3O2S
- 4-Amino-N-[4-(diethylamino)phenyl]benzenesulfonamide327069-63-6C16H21N3O2S
- Isopropyl 2-((4-ethyl-5-(m-tolyl)-4H-1,2,4-triazol-3-yl)thio)acetate338428-58-3C16H21N3O2S
- 2-[(2E)-3-Ethyl-2-(ethylimino)-4-oxo-1,3-thiazolidin-5-yl]-N-(2-methylphenyl)acetamide468079-82-5C16H21N3O2S
- Wgv737hbt92146097-17-6C16H21N3O2S
- 2-(2-tert-Butyl-4-methylphenoxy)-N-(5-methyl-1,3,4-thiadiazol-2-yl)acetamide452362-65-1C16H21N3O2S
- 3-[(2,6-Dimethylmorpholin-4-yl)methyl]-5-(4-methylphenyl)-1,3,4-oxadiazole-2-thione312523-04-9C16H21N3O2S
- 1-(1-Adamantyl)-3-(thiophene-2-carbonylamino)urea438484-28-7C16H21N3O2S
- (E)-N-(2-Morpholin-4-ylethylcarbamothioyl)-3-phenylprop-2-enamide849063-39-4C16H21N3O2S
- tert-Butyl 4-((4-cyanopyridin-2-yl)thio)piperidine-1-carboxylate1353966-79-6C16H21N3O2S
- 2-(2-tert-Butylphenoxy)-N-(5-ethyl-1,3,4-thiadiazol-2-yl)acetamide347364-35-6C16H21N3O2S
- 1-[[5-(2-Methoxyphenyl)-4-methyl-1,2,4-triazol-3-yl]sulfanyl]-3,3-dimethylbutan-2-one853337-90-3C16H21N3O2S
- tert-Butyl 4-(1,3-benzothiazol-2-yl)piperazine-1-carboxylate684217-29-6C16H21N3O2S
- 2-(Isopropylamino)-N-(4-methoxyphenethyl)-1,3-thiazole-4-carboxamide1219580-27-4C16H21N3O2S
- N-[(2Z)-5-Ethyl-1,3,4-thiadiazol-2(3H)-ylidene]-2-[3-methyl-4-(propan-2-yl)phenoxy]acetamide333747-41-4C16H21N3O2S
- 2-(4-Methoxyphenyl)-N-[5-(pentan-2-yl)-1,3,4-thiadiazol-2-yl]acetamide825598-08-1C16H21N3O2S
- Ethyl 5-methyl-4-(3-methylpiperidin-1-yl)thieno[2,3-d]pyrimidine-6-carboxylate422560-83-6C16H21N3O2S
- Ethyl 5-methyl-4-(2-methylpiperidin-1-yl)thieno[2,3-d]pyrimidine-6-carboxylate421565-57-3C16H21N3O2S
- N-(2-(Cyclohex-1-en-1-yl)ethyl)-6-oxo-2,3,4,6-tetrahydropyrimido[2,1-b][1,3]thiazine-3-carboxamide1396862-18-2C16H21N3O2S
- 2-Ethyl-N-[5-(4-methoxybenzyl)-1,3,4-thiadiazol-2-yl]butanamide587844-48-2C16H21N3O2S
- 2-(4-Methoxyphenyl)-N-(5-pentan-3-yl-1,3,4-thiadiazol-2-yl)acetamide600160-98-3C16H21N3O2S
- N-(2-Cyano-4,5-dimethoxyphenyl)-N'-cyclohexylthiourea343375-03-1C16H21N3O2S
- 4-(4-tert-Butylphenoxy)-N-(1,3,4-thiadiazol-2-yl)butanamide773151-47-6C16H21N3O2S
- 4(5H)-Thiazolone, 2-(4-(2-hydroxypropyl)-1-piperazinyl)-5-phenyl-50871-35-7C16H21N3O2S
- (E)-2-((3,4-Dimethylphenyl)sulfonyl)-3-(4-methylpiperazin-1-yl)acrylonitrile885186-07-2C16H21N3O2S
- tert-Butyl 2-(((3-cyanopyridin-2-yl)thio)methyl)pyrrolidine-1-carboxylate1353978-84-3C16H21N3O2S
- N-[5-[(4-Methoxyphenyl)methyl]-1,3,4-thiadiazol-2-yl]-3,3-dimethylbutanamide510736-62-6C16H21N3O2S
- N-[5-(2,2-Dimethylpropyl)-1,3,4-thiadiazol-2-yl]-2-ethoxybenzamide524677-39-2C16H21N3O2S
- N-[5-(2,2-Dimethylpropyl)-1,3,4-thiadiazol-2-yl]-2-(2-methoxyphenyl)acetamide510741-14-7C16H21N3O2S
- N-[5-(Pentan-2-yl)-1,3,4-thiadiazol-2-yl]-2-phenoxypropanamide710979-43-4C16H21N3O2S
- Phenol, 2-(4-(2-((4-methyl-5-thiazolyl)oxy)ethyl)-1-piperazinyl)-, monohydrochloride136996-53-7C16H21N3O2S
- Ethyl 2-((4-(butylamino)quinazolin-2-yl)thio)acetate422532-65-8C16H21N3O2S
- N-Butan-2-yl-4-oxo-3-propyl-2-sulfanylidene-1H-quinazoline-7-carboxamide422527-47-7C16H21N3O2S
- N-Butyl-4-oxo-3-propyl-2-sulfanylidene-1H-quinazoline-7-carboxamide403727-71-9C16H21N3O2S
- N-(3-Cyano-5,5-dimethyl-4,7-dihydrothieno[2,3-c]pyran-2-yl)piperidine-1-carboxamide903197-50-2C16H21N3O2S
- N-({4-[(3-Methylbutanoyl)amino]phenyl}carbamothioyl)cyclopropanecarboxamide940231-32-3C16H21N3O2S
- 3-{[(Cyclopropylcarbonyl)carbamothioyl]amino}-N,N-diethylbenzamide940215-68-9C16H21N3O2S
- N-Isobutyryl-N'-[4-(1-pyrrolidinylcarbonyl)phenyl]thiourea940509-65-9C16H21N3O2S
- N-tert-Butyl-4-{[(cyclopropylcarbonyl)carbamothioyl]amino}benzamide940502-34-1C16H21N3O2S
- N-(3-Methylbutyl)-4-oxo-6,7,8,9-tetrahydro-4H-pyrimido[2,1-b][1,3]benzothiazole-3-carboxamide933005-44-8C16H21N3O2S
- N-Ethyl-2-(5-(hydroxymethyl)-2-((2-methylbenzyl)thio)-1H-imidazol-1-yl)acetamide923673-09-0C16H21N3O2S
- 4-(3-(tert-Butyl)-1,2,4-oxadiazol-5-yl)-1-(2-(thiophen-2-yl)ethyl)pyrrolidin-2-one1170630-53-1C16H21N3O2S
- N-[(2E)-5-tert-Butyl-1,3,4-thiadiazol-2(3H)-ylidene]-3-(2-methoxyphenyl)propanamide1190244-50-8C16H21N3O2S
- 1-{4-[5-(Propan-2-yl)-1,3,4-oxadiazol-2-yl]piperidin-1-yl}-2-(thiophen-2-yl)ethan-1-one1209943-12-3C16H21N3O2S
- N-(2-Methoxybenzyl)-4-methyl-2-(propan-2-ylamino)-1,3-thiazole-5-carboxamide1219544-97-4C16H21N3O2S
- 1H-1,4-Diazepine, hexahydro-1-[4-methyl-5-(4-methylphenyl)-1,1-dioxido-3-isothiazolyl]-, hydrochloride1244855-46-6C16H21N3O2S
- 5-Methyl-N-((1-(thiophen-3-ylmethyl)piperidin-4-yl)methyl)isoxazole-4-carboxamide1448077-50-6C16H21N3O2S
- N-(2-(5-Cyclopropyl-3-(thiophen-2-yl)-1H-pyrazol-1-yl)ethyl)-2-ethoxyacetamide1797084-12-8C16H21N3O2S
- 2,5-Dimethyl-N-((1-(thiazol-2-yl)piperidin-3-yl)methyl)furan-3-carboxamide1795194-01-2C16H21N3O2S
- 2-Ethoxy-N-(5-pentan-3-yl-1,3,4-thiadiazol-2-yl)benzamide600148-07-0C16H21N3O2S
- N-(5-tert-Butyl-1,3,4-thiadiazol-2-yl)-4-phenoxybutanamide432511-83-6C16H21N3O2S
- Sulfamide, N'-[(1S,2S)-2-amino-1,2-diphenylethyl]-N,N-dimethyl-515172-77-7C16H21N3O2S
- 1-[1-(Isoquinoline-5-sulfonyl)piperidin-4-yl]ethan-1-amine863706-61-0C16H21N3O2S
- 2-(3-(Hexylthio)-1H-1,2,4-triazol-1-yl)-1-(2-hydroxyphenyl)ethan-1-one83783-55-5C16H21N3O2S
- 4-Cyclopropyl-5-(3,4-diethoxybenzyl)-4H-1,2,4-triazole-3-thiol676522-55-7C16H21N3O2S
- N-Cyclooctyl-3-methyl-5-oxo-5H-[1,3]thiazolo[3,2-a]pyrimidine-6-carboxamide945111-40-0C16H21N3O2S
- N-(2-(1-Methyl-1H-pyrrol-2-yl)-2-morpholinoethyl)thiophene-2-carboxamide1049364-26-2C16H21N3O2S
- 1-(4-((4-(Furan-2-yl)thiazol-2-yl)methyl)piperazin-1-yl)-2-methylpropan-1-one1172840-41-3C16H21N3O2S
Frequently asked questions
What is the molar mass of C16H21N3O2S?
The molar mass of C16H21N3O2S is 319.42 g/mol, calculated from standard atomic weights for 16 carbon atoms, 21 hydrogen atoms, 3 nitrogen atoms, 2 oxygen atoms and 1 sulfur atom. The monoisotopic mass is 319.1354 Da.
How many compounds have the formula C16H21N3O2S?
CompoundList lists 225 compounds with the molecular formula C16H21N3O2S, including RefChem:407947, N-(4-Adamantan-1-yl-thiazol-2-yl)-N'-methyl-oxalamide, 1-Dansylpiperazine. 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 C16H21N3O2S?
C16H21N3O2S 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.