Molecular formula
C16H14N4O2S
247 compounds have this formula on CompoundList.
- Molar mass
- 326.37g/mol
- Monoisotopic mass
- 326.0837Da
- Atoms
- 37
- Elements
- 5
- Rings plus double bonds
- 12
The formula C16H14N4O2S describes a molecule made of 16 carbon atoms, 14 hydrogen atoms, 4 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 × 1658.88%12.011 × 16 = 192.176 g/mol
- H Hydrogen × 144.32%1.008 × 14 = 14.112 g/mol
- N Nitrogen × 417.17%14.007 × 4 = 56.028 g/mol
- O Oxygen × 29.80%15.999 × 2 = 31.998 g/mol
- S Sulfur × 19.82%32.06 × 1 = 32.060 g/mol
Look up another formula
Compounds with the formula C16H14N4O2S
Isomers we list, best known first. Open one to see its structure, properties, safety data and suppliers.
Showing 101 to 200 of 247 compounds
![N-Acetyl-N'-(2-methyl-4-[1,3]oxazolo[4,5-b]pyridin-2-ylphenyl)thiourea chemical structure, C16H14N4O2S, CAS 900762-35-8](/s/OMCIHRKRRVYDRW-UHFFFAOYSA-N.svg)
N-Acetyl-N'-(2-methyl-4-[1,3]oxazolo[4,5-b]pyridin-2-ylphenyl)thiourea
CAS 900762-35-8C16H14N4O2S
![3-(2-Methylfuran-3-yl)-6-[(2-methylphenoxy)methyl]-[1,2,4]triazolo[3,4-b][1,3,4]thiadiazole chemical structure, C16H14N4O2S, CAS 892687-99-9](/s/JDXNSVWCTGKHCN-UHFFFAOYSA-N.svg)
3-(2-Methylfuran-3-yl)-6-[(2-methylphenoxy)methyl]-[1,2,4]triazolo[3,4-b][1,3,4]thiadiazole
CAS 892687-99-9C16H14N4O2S
![3-(2-Methylfuran-3-yl)-6-[(3-methylphenoxy)methyl]-[1,2,4]triazolo[3,4-b][1,3,4]thiadiazole chemical structure, C16H14N4O2S, CAS 878736-64-2](/s/NHEHBJYXCHWCMT-UHFFFAOYSA-N.svg)
3-(2-Methylfuran-3-yl)-6-[(3-methylphenoxy)methyl]-[1,2,4]triazolo[3,4-b][1,3,4]thiadiazole
CAS 878736-64-2C16H14N4O2S
N-(Furan-2-ylmethyl)-2-(6-pyridin-2-ylpyridazin-3-yl)sulfanylacetamide
CAS 895458-45-4C16H14N4O2S
![N-[(2-Pyridin-3-yl-1,3-benzoxazol-5-yl)carbamothioyl]propanamide chemical structure, C16H14N4O2S, CAS 429647-36-9](/s/LKIFDRPPJRCHAS-UHFFFAOYSA-N.svg)
N-[(2-Pyridin-3-yl-1,3-benzoxazol-5-yl)carbamothioyl]propanamide
CAS 429647-36-9C16H14N4O2S
![3-(Methoxymethyl)-6-[(1-naphthyloxy)methyl][1,2,4]triazolo[3,4-b][1,3,4]thiadiazole chemical structure, C16H14N4O2S, CAS 903193-34-0](/s/DIHAYGFRABBOQV-UHFFFAOYSA-N.svg)
3-(Methoxymethyl)-6-[(1-naphthyloxy)methyl][1,2,4]triazolo[3,4-b][1,3,4]thiadiazole
CAS 903193-34-0C16H14N4O2S
![N-(5,6-Dihydrothiazolo[2,3-c][1,2,4]triazol-3-yl)-2-(naphthalen-2-yloxy)acetamide chemical structure, C16H14N4O2S, CAS 920489-36-7](/s/FNLIJSCDTKXKEF-UHFFFAOYSA-N.svg)
N-(5,6-Dihydrothiazolo[2,3-c][1,2,4]triazol-3-yl)-2-(naphthalen-2-yloxy)acetamide
CAS 920489-36-7C16H14N4O2S
![2-(1-Oxophthalazin-2(1H)-yl)-N-[(2Z)-3,4,5,6-tetrahydro-2H-cyclopenta[d][1,3]thiazol-2-ylidene]acetamide chemical structure, C16H14N4O2S, CAS 1147289-85-7](/s/OVMUZDUDOURXFP-UHFFFAOYSA-N.svg)
2-(1-Oxophthalazin-2(1H)-yl)-N-[(2Z)-3,4,5,6-tetrahydro-2H-cyclopenta[d][1,3]thiazol-2-ylidene]acetamide
CAS 1147289-85-7C16H14N4O2S
4-(3-(Pyridin-2-yl)-1,2,4-oxadiazol-5-yl)-1-(thiophen-2-ylmethyl)pyrrolidin-2-one
CAS 1172295-30-5C16H14N4O2S
4-(5-(Pyridin-2-yl)-1,2,4-oxadiazol-3-yl)-1-(thiophen-2-ylmethyl)pyrrolidin-2-one
CAS 1171181-80-8C16H14N4O2S
![2-[6-Oxo-3-(2-thienyl)-1(6H)-pyridazinyl]-N~1~-(4-pyridylmethyl)acetamide chemical structure, C16H14N4O2S, CAS 1232805-82-1](/s/YGJCWAQKRHTUSP-UHFFFAOYSA-N.svg)
2-[6-Oxo-3-(2-thienyl)-1(6H)-pyridazinyl]-N~1~-(4-pyridylmethyl)acetamide
CAS 1232805-82-1C16H14N4O2S
N-(5-Cyclopropyl-1,3,4-thiadiazol-2-yl)-2-methyl-1-oxo-1,2-dihydroisoquinoline-4-carboxamide
CAS 1282141-95-0C16H14N4O2S
![5-Pyrimidinecarboxamide, 2-[(1-benzo[b]thien-2-ylcyclopropyl)amino]-N-hydroxy- chemical structure, C16H14N4O2S, CAS 1375466-19-5](/s/ZKSVMCALLBTCSV-UHFFFAOYSA-N.svg)
5-Pyrimidinecarboxamide, 2-[(1-benzo[b]thien-2-ylcyclopropyl)amino]-N-hydroxy-
CAS 1375466-19-5C16H14N4O2S
![N-(2-(6-(Furan-2-yl)-1H-imidazo[1,2-b]pyrazol-1-yl)ethyl)thiophene-3-carboxamide chemical structure, C16H14N4O2S, CAS 1795297-49-2](/s/DJLGJWSNHLJGDX-UHFFFAOYSA-N.svg)
N-(2-(6-(Furan-2-yl)-1H-imidazo[1,2-b]pyrazol-1-yl)ethyl)thiophene-3-carboxamide
CAS 1795297-49-2C16H14N4O2S
![N-(2-(Imidazo[2,1-b]thiazol-6-yl)phenyl)-5-oxopyrrolidine-2-carboxamide chemical structure, C16H14N4O2S, CAS 1786210-68-1](/s/KOYCPSJXDVNQBO-UHFFFAOYSA-N.svg)
N-(2-(Imidazo[2,1-b]thiazol-6-yl)phenyl)-5-oxopyrrolidine-2-carboxamide
CAS 1786210-68-1C16H14N4O2S
![1-Methyl-6-oxo-N-{[5-(thiophen-3-yl)pyridin-3-yl]methyl}-1,6-dihydropyridazine-3-carboxamide chemical structure, C16H14N4O2S, CAS 1788852-29-8](/s/HIWHKGUSNQCOFH-UHFFFAOYSA-N.svg)
1-Methyl-6-oxo-N-{[5-(thiophen-3-yl)pyridin-3-yl]methyl}-1,6-dihydropyridazine-3-carboxamide
CAS 1788852-29-8C16H14N4O2S
![1-Methyl-6-oxo-N-{[2-(thiophen-3-yl)pyridin-4-yl]methyl}-1,6-dihydropyridazine-3-carboxamide chemical structure, C16H14N4O2S, CAS 2034396-04-6](/s/KVKPYHINOPJIRC-UHFFFAOYSA-N.svg)
1-Methyl-6-oxo-N-{[2-(thiophen-3-yl)pyridin-4-yl]methyl}-1,6-dihydropyridazine-3-carboxamide
CAS 2034396-04-6C16H14N4O2S
2-(6-Oxopyridazin-1(6H)-yl)-N-((2-(thiophen-3-yl)pyridin-4-yl)methyl)acetamide
CAS 2034396-46-6C16H14N4O2S
2-(6-Oxopyridazin-1(6H)-yl)-N-((2-(thiophen-2-yl)pyridin-3-yl)methyl)acetamide
CAS 2034434-81-4C16H14N4O2S
1-Methyl-6-oxo-N-((2-(thiophen-2-yl)pyridin-4-yl)methyl)-1,6-dihydropyridazine-3-carboxamide
CAS 2034436-19-4C16H14N4O2S
2-(6-Oxopyridazin-1(6H)-yl)-N-((5-(thiophen-2-yl)pyridin-3-yl)methyl)acetamide
CAS 2034596-75-1C16H14N4O2S
![N-(5-Methyl-1,3-thiazol-2-yl)-N'-[(quinolin-4-yl)methyl]ethanediamide chemical structure, C16H14N4O2S, CAS 1795503-03-5](/s/GBQCDZAGNNFPCT-UHFFFAOYSA-N.svg)
N-(5-Methyl-1,3-thiazol-2-yl)-N'-[(quinolin-4-yl)methyl]ethanediamide
CAS 1795503-03-5C16H14N4O2S
3-Benzylsulfanyl-4-methyl-5-(4-nitrophenyl)-1,2,4-triazole
CAS 493027-73-9C16H14N4O2S
![4-[(4-Amino-5-phenyl-1,2,4-triazol-3-ylthio)methyl]benzoic acid chemical structure, C16H14N4O2S, CAS 579442-80-1](/s/UZWBULDSHPHXJG-UHFFFAOYSA-N.svg)
4-[(4-Amino-5-phenyl-1,2,4-triazol-3-ylthio)methyl]benzoic acid
CAS 579442-80-1C16H14N4O2S
- 2-[(1Z)-2-(5-Phenyl-3-sulfanyl(1,2,4-triazol-4-yl))-2-azavinyl]-6-methoxypheno lC16H14N4O2S
- 2-{4-[4-(2-Thienyl)-2-pyrimidinyl]phenoxy}acetohydrazide477862-29-6C16H14N4O2S
- 2-(1-Methyltetrazol-5-yl)sulfanyl-1-(4-phenoxyphenyl)ethanone879605-54-6C16H14N4O2S
- N-Benzyl-2-(4-oxo-2-sulfanylidene-1H-pyrido[2,3-d]pyrimidin-3-yl)acetamide688793-60-4C16H14N4O2S
- 6-(2-Ethoxyphenyl)-3-(2-methylfuran-3-yl)-[1,2,4]triazolo[3,4-b][1,3,4]thiadiazole878434-51-6C16H14N4O2S
- 6-[(4-Methoxyphenyl)methyl]-3-(2-methylfuran-3-yl)-[1,2,4]triazolo[3,4-b][1,3,4]thiadiazole878434-59-4C16H14N4O2S
- 2-(2-Methoxyphenyl)-N-(5-pyridin-4-yl-1,3,4-thiadiazol-2-yl)acetamide898135-07-4C16H14N4O2S
- 2-(1,3-Benzoxazol-2-ylsulfanyl)-N-[(Z)-1-pyridin-3-ylethylideneamino]acetamide351332-67-7C16H14N4O2S
- 2-((5-(Pyridin-4-yl)-1,3,4-oxadiazol-2-yl)thio)-N-(o-tolyl)acetamide539812-53-8C16H14N4O2S
- 3-Benzothiazol-2-ylpyrazin-2-yl morpholin-4-yl ketone873856-80-5C16H14N4O2S
- (4-Aminoquinazolin-2-yl)methyl 2-(methylthio)nicotinate923858-19-9C16H14N4O2S
- N1-(4-methylbenzo[d]thiazol-2-yl)-N2-(pyridin-4-ylmethyl)oxalamide899974-49-3C16H14N4O2S
- 5-(2,6-Dimethyl-4H-[1,3'-bipyridin]-4-ylidene)-2-thioxodihydropyrimidine-4,6(1H,5H)-dione900136-54-1C16H14N4O2S
- N-Methyl-N-phenyl-2-((5-(pyridin-3-yl)-1,3,4-oxadiazol-2-yl)thio)acetamide746641-37-2C16H14N4O2S
- 2-((3-Benzyl-4-oxo-3,4-dihydropyrido[2,3-d]pyrimidin-2-yl)thio)acetamide902910-20-7C16H14N4O2S
- (2E)-2-(Acetylimino)-N-(pyridin-3-ylmethyl)-2,3-dihydro-1,3-benzothiazole-6-carboxamide1010917-60-8C16H14N4O2S
- 4-(4-Methoxyphenyl)-N-(6-methylpyridin-2-yl)-1,2,3-thiadiazole-5-carboxamide1190275-64-9C16H14N4O2S
- 2-(6-Oxo-3-phenylpyridazin-1(6H)-yl)-N-(thiazol-2-yl)propanamide1203283-21-9C16H14N4O2S
- N-(5-Methylisoxazol-3-yl)-2-((6-phenylpyrimidin-4-yl)thio)acetamide1203018-48-7C16H14N4O2S
- N-(4-(2-(Methylamino)-2-oxoethyl)phenyl)benzo[c][1,2,5]thiadiazole-5-carboxamide1207056-35-6C16H14N4O2S
- 2-(1H-Benzo[d]imidazol-1-yl)-N-(7-oxo-4,5,6,7-tetrahydrobenzo[d]thiazol-2-yl)acetamide1207000-84-7C16H14N4O2S
- 2-((4-(3-Methyl-1,2,4-oxadiazol-5-yl)pyridin-2-yl)thio)-N-phenylacetamide1251672-55-5C16H14N4O2S
- (3-(3-Methyl-1,2,4-oxadiazol-5-yl)azetidin-1-yl)(2-phenylthiazol-4-yl)methanone1286710-16-4C16H14N4O2S
- 2-(6-Oxo-3-(thiophen-2-yl)pyridazin-1(6H)-yl)-N-(pyridin-3-ylmethyl)acetamide1232781-07-5C16H14N4O2S
- 2-[6-Oxo-3-(thiophen-2-yl)pyridazin-1(6H)-yl]-N-(pyridin-2-ylmethyl)acetamide1232768-22-7C16H14N4O2S
- 4-Oxo-N-(pyridin-3-ylmethyl)-7,8-dihydro-4H,6H-cyclopenta[4,5][1,3]thiazolo[3,2-a]pyrimidine-3-carboxamide1185106-99-3C16H14N4O2S
- 3-Amino-N-(2-methoxyphenyl)-6-(thiophen-2-yl)pyrazine-2-carboxamide1232409-99-2C16H14N4O2S
- N-(1H-Indazol-6-yl)-1-(thiophene-2-carbonyl)azetidine-3-carboxamide1448028-41-8C16H14N4O2S
- 1-(6-(Benzyloxy)pyrimidin-4-yl)-3-(thiophen-2-yl)urea1396707-51-9C16H14N4O2S
- (E)-N-(6-(1H-Imidazol-1-yl)pyridin-3-yl)-2-phenylethenesulfonamide1385620-85-8C16H14N4O2S
- (E)-3-((1-(3-(Thiophen-2-yl)acryloyl)pyrrolidin-3-yl)oxy)pyrazine-2-carbonitrile2035017-88-8C16H14N4O2S
- (E)-N-(2-(4-Oxothieno[3,2-d]pyrimidin-3(4H)-yl)ethyl)-3-(pyridin-3-yl)acrylamide2035007-28-2C16H14N4O2S
- 4-(((5R,8S)-6,7,8,9-Tetrahydro-5H-5,8-epiminocyclohepta[d]pyrimidin-10-yl)sulfonyl)benzonitrile1903840-95-8C16H14N4O2S
- Quinoxalin-6-yl(3-(thiazol-2-yloxy)pyrrolidin-1-yl)methanone2034427-11-5C16H14N4O2S
- (3-(1,2,4-Oxadiazol-3-yl)pyrrolidin-1-yl)(2-phenylthiazol-4-yl)methanone2034409-78-2C16H14N4O2S
- N-Carbamoyl-2-{[(E)-(2-methyl-1H-indol-3-yl)methylidene]amino}thiophene-3-carboxamide669740-54-9C16H14N4O2S
- N-(2-Hydroxyphenyl)-2-[(1-phenyl-1,2,4-triazol-3-yl)sulfanyl]acetamide896657-01-5C16H14N4O2S
- N-(2-Methylphenyl)-2-(4-oxopyrido[1,2-a][1,3,5]triazin-2-yl)sulfanylacetamide896325-75-0C16H14N4O2S
- N-(3-Methylphenyl)-2-(4-oxopyrido[1,2-a][1,3,5]triazin-2-yl)sulfanylacetamide896325-82-9C16H14N4O2S
- N-(4-Methylphenyl)-2-(4-oxopyrido[1,2-a][1,3,5]triazin-2-yl)sulfanylacetamide896325-89-6C16H14N4O2S
- 2-(7-Methyl-4-oxopyrido[1,2-a][1,3,5]triazin-2-yl)sulfanyl-N-phenylacetamide896318-23-3C16H14N4O2S
- 2-(8-Methyl-4-oxopyrido[1,2-a][1,3,5]triazin-2-yl)sulfanyl-N-phenylacetamide896328-57-7C16H14N4O2S
- 1-(4-Methoxyphenyl)-2-[(1-phenyl-1H-1,2,3,4-tetrazol-5-yl)sulfanyl]ethan-1-one40253-61-0C16H14N4O2S
- N-(4H-Chromeno[4,3-d]thiazol-2-yl)-1,5-dimethyl-1H-pyrazole-3-carboxamide1013771-51-1C16H14N4O2S
- N-(5-(Pyridin-3-yl)-1,3,4-oxadiazol-2-yl)-2-(p-tolylthio)acetamide923145-67-9C16H14N4O2S
- 2-(4-(Methylthio)phenyl)-N-(5-(pyridin-3-yl)-1,3,4-oxadiazol-2-yl)acetamide942007-90-1C16H14N4O2S
- 2-(4-(Methylthio)phenyl)-N-(5-(pyridin-4-yl)-1,3,4-oxadiazol-2-yl)acetamide919864-55-4C16H14N4O2S
- N-(4-Methyl-1,3-thiazol-2-yl)-2-(6-oxo-4-phenyl-1,6-dihydropyrimidin-1-yl)acetamide1058422-61-9C16H14N4O2S
- 4-(5-(Pyridin-4-yl)-1,2,4-oxadiazol-3-yl)-1-(thiophen-2-ylmethyl)pyrrolidin-2-one1171776-72-9C16H14N4O2S
- 4-(4-Methoxyphenyl)-N-(pyridin-3-ylmethyl)-1,2,3-thiadiazole-5-carboxamide1190270-25-7C16H14N4O2S
- 4-(4-Methoxyphenyl)-N-(pyridin-2-ylmethyl)-1,2,3-thiadiazole-5-carboxamide1190295-35-2C16H14N4O2S
- N-(2-(6-Oxopyridazin-1(6H)-yl)ethyl)-2-phenylthiazole-4-carboxamide1207016-47-4C16H14N4O2S
- N-(3-Methylisoxazol-5-yl)-2-((6-phenylpyrimidin-4-yl)thio)acetamide1203372-33-1C16H14N4O2S
- N-(4-(2,3-Dihydroimidazo[2,1-b]thiazol-6-yl)phenyl)-5-methylisoxazole-3-carboxamide1209144-42-2C16H14N4O2S
- 4-(4-Methoxyphenyl)-N-(3-methylpyridin-2-yl)-1,2,3-thiadiazole-5-carboxamide1219556-54-3C16H14N4O2S
- 2-(6-Oxo-4-(thiophen-2-yl)pyrimidin-1(6H)-yl)-N-(pyridin-2-ylmethyl)acetamide1251564-52-9C16H14N4O2S
- 2-((6-(1H-Pyrazol-1-yl)pyridazin-3-yl)thio)-1-(3-methoxyphenyl)ethanone1351631-92-9C16H14N4O2S
- N-(5-(4-Acetylphenyl)-4-methylthiazol-2-yl)-1H-imidazole-1-carboxamide941581-14-2C16H14N4O2S
- N-(1-Cyanocyclopropyl)-5-[(phenylcarbamoyl)amino]thiophene-2-carboxamide1384672-88-1C16H14N4O2S
- 2-(6-Oxopyridazin-1(6H)-yl)-N-((5-(thiophen-3-yl)pyridin-3-yl)methyl)acetamide1788852-35-6C16H14N4O2S
- 6-(2-(Methylthio)nicotinoyl)-2-oxo-1,2,5,6,7,8-hexahydro-1,6-naphthyridine-3-carbonitrile2034356-34-6C16H14N4O2S
- 2-Oxo-6-(2-(pyridin-4-ylthio)acetyl)-1,2,5,6,7,8-hexahydro-1,6-naphthyridine-3-carbonitrile2034306-60-8C16H14N4O2S
- 1-Methyl-6-oxo-N-{[2-(thiophen-2-yl)pyridin-3-yl]methyl}-1,6-dihydropyridazine-3-carboxamide2034207-08-2C16H14N4O2S
- N-([2,3'-Bipyridin]-5-ylmethyl)pyridine-3-sulfonamide2034401-41-5C16H14N4O2S
- Benzo[d]thiazol-6-yl(3-(pyrazin-2-yloxy)pyrrolidin-1-yl)methanone2034279-65-5C16H14N4O2S
- Benzo[d]thiazol-2-yl(3-(pyrazin-2-yloxy)pyrrolidin-1-yl)methanone2034449-39-1C16H14N4O2S
- Benzo[d]thiazol-6-yl(3-(pyridazin-3-yloxy)pyrrolidin-1-yl)methanone2034529-17-2C16H14N4O2S
- Benzo[d]thiazol-2-yl(3-(pyridazin-3-yloxy)pyrrolidin-1-yl)methanone2034367-09-2C16H14N4O2S
- 1-Methyl-6-oxo-N-((2-(thiophen-3-yl)pyridin-3-yl)methyl)-1,6-dihydropyridazine-3-carboxamide2034564-76-4C16H14N4O2S
- 2-(6-Oxopyridazin-1(6H)-yl)-N-((2-(thiophen-3-yl)pyridin-3-yl)methyl)acetamide2034565-34-7C16H14N4O2S
- 5-Methyl-N-(4-(thiazol-2-yloxy)benzyl)pyrazine-2-carboxamide2034558-94-4C16H14N4O2S
- 2-(6-Oxopyridazin-1(6H)-yl)-N-((2-(thiophen-2-yl)pyridin-4-yl)methyl)acetamide2034271-20-8C16H14N4O2S
- 4-(2-Pyridyl)-2-{[2-(2-thienyl)ethyl]amino}-5-pyrimidinecarboxylic acid1775320-63-2C16H14N4O2S
- Pyridin-4-yl(3-(5-(thiophen-2-yl)-1,2,4-oxadiazol-3-yl)pyrrolidin-1-yl)methanone2034554-31-7C16H14N4O2S
- Benzo[c][1,2,5]thiadiazol-5-yl(3-(pyridin-4-yloxy)pyrrolidin-1-yl)methanone2034472-17-6C16H14N4O2S
- N-({[2,4'-Bipyridine]-4-yl}methyl)pyridine-3-sulfonamide2034306-07-3C16H14N4O2S
Frequently asked questions
What is the molar mass of C16H14N4O2S?
The molar mass of C16H14N4O2S is 326.37 g/mol, calculated from standard atomic weights for 16 carbon atoms, 14 hydrogen atoms, 4 nitrogen atoms, 2 oxygen atoms and 1 sulfur atom. The monoisotopic mass is 326.0837 Da.
How many compounds have the formula C16H14N4O2S?
CompoundList lists 247 compounds with the molecular formula C16H14N4O2S, including N-Acetyl-N'-(2-methyl-4-[1,3]oxazolo[4,5-b]pyridin-2-ylphenyl)thiourea, 3-(2-Methylfuran-3-yl)-6-[(2-methylphenoxy)methyl]-[1,2,4]triazolo[3,4-b][1,3,4]thiadiazole, 3-(2-Methylfuran-3-yl)-6-[(3-methylphenoxy)methyl]-[1,2,4]triazolo[3,4-b][1,3,4]thiadiazole. 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 C16H14N4O2S?
C16H14N4O2S has a degree of unsaturation of 12. 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.