C18H16N4O2S
145 compounds have this formula on CompoundList.
- Molar mass
- 352.41g/mol
- Monoisotopic mass
- 352.0994Da
- Atoms
- 41
- Elements
- 5
- Rings plus double bonds
- 13
The formula C18H16N4O2S describes a molecule made of 18 carbon atoms, 16 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 × 1861.35%12.011 × 18 = 216.198 g/mol
- H Hydrogen × 164.58%1.008 × 16 = 16.128 g/mol
- N Nitrogen × 415.90%14.007 × 4 = 56.028 g/mol
- O Oxygen × 29.08%15.999 × 2 = 31.998 g/mol
- S Sulfur × 19.10%32.06 × 1 = 32.060 g/mol
Compounds with the formula C18H16N4O2S
Isomers we list, best known first. Open one to see its structure, properties, safety data and suppliers.
Showing 101 to 145 of 145 compounds
![1-(Benzo[d]thiazol-2-yl)-3-(5-oxo-1-phenylpyrrolidin-3-yl)urea chemical structure, C18H16N4O2S, CAS 894009-92-8](/s/UNKGHUPKRAKNKV-UHFFFAOYSA-N.svg)
![N-[4-({[(Thiophen-2-yl)methyl]carbamoyl}methyl)phenyl]pyrazine-2-carboxamide chemical structure, C18H16N4O2S, CAS 1060356-40-2](/s/FYQKZUQCDHKACY-UHFFFAOYSA-N.svg)
![N-[(2Z)-1,3-Benzothiazol-2(3H)-ylidene]-3-methyl-6-(propan-2-yl)[1,2]oxazolo[5,4-b]pyridine-4-carboxamide chemical structure, C18H16N4O2S, CAS 1190241-36-1](/s/IBKFSGNLTINLOP-UHFFFAOYSA-N.svg)
![4-((1H-Imidazol-1-yl)methyl)-N-(7-oxo-4,5,6,7-tetrahydrobenzo[d]thiazol-2-yl)benzamide chemical structure, C18H16N4O2S, CAS 1207029-68-2](/s/BEHZNOYJIYECIL-UHFFFAOYSA-N.svg)
![2-(6-Oxo-3-phenylpyridazin-1(6H)-yl)-N-[(2Z)-3,4,5,6-tetrahydro-2H-cyclopenta[d][1,3]thiazol-2-ylidene]acetamide chemical structure, C18H16N4O2S, CAS 1282122-57-9](/s/RTKWIFQZVWQTJD-UHFFFAOYSA-N.svg)
![5-Oxo-N-[1-(propan-2-yl)-1H-indol-4-yl]-5H-[1,3]thiazolo[3,2-a]pyrimidine-6-carboxamide chemical structure, C18H16N4O2S, CAS 1435995-94-0](/s/MFYCPPZARUYOEB-UHFFFAOYSA-N.svg)
![N-(1-Methyl-6-oxo-4-phenyl-4,5,6,7-tetrahydro-1H-pyrazolo[3,4-b]pyridin-3-yl)thiophene-2-carboxamide chemical structure, C18H16N4O2S, CAS 1171041-33-0](/s/XLXZQFOCGOHHFJ-UHFFFAOYSA-N.svg)
![6-(3-Ethoxyphenyl)-3-(4-methoxyphenyl)[1,2,4]triazolo[3,4-b][1,3,4]thiadiazole chemical structure, C18H16N4O2S, CAS 573933-83-2](/s/KGFBAOLVOMIGEF-UHFFFAOYSA-N.svg)
![6-(2-Ethoxyphenyl)-3-(4-methoxyphenyl)[1,2,4]triazolo[3,4-b][1,3,4]thiadiazole chemical structure, C18H16N4O2S, CAS 895333-53-6](/s/OVMYQJJIXHQSKV-UHFFFAOYSA-N.svg)
![1,3-Dimethyl-7-(2-methylphenyl)-5-prop-2-ynylsulfanylpyrimido[4,5-d]pyrimidine-2,4-dione chemical structure, C18H16N4O2S, CAS 893920-49-5](/s/CVIOLSCJRARFLC-UHFFFAOYSA-N.svg)
![2-((2-(Indolin-1-yl)-2-oxoethyl)thio)-9-methyl-4H-pyrido[1,2-a][1,3,5]triazin-4-one chemical structure, C18H16N4O2S, CAS 896338-81-1](/s/JAGDSGKCIUKMJD-UHFFFAOYSA-N.svg)
![3-(4-Methoxyphenyl)-6-(1-phenoxyethyl)[1,2,4]triazolo[3,4-b][1,3,4]thiadiazole chemical structure, C18H16N4O2S, CAS 905798-91-6](/s/MNOJARCSIXDJNS-UHFFFAOYSA-N.svg)
![N-(Benzo[d]thiazol-2-yl)-N-(furan-2-ylmethyl)-1,3-dimethyl-1H-pyrazole-5-carboxamide chemical structure, C18H16N4O2S, CAS 1013795-26-0](/s/XRZSKGYJGJGJKU-UHFFFAOYSA-N.svg)
![N-[3-(Acetylamino)phenyl]-4-methyl-2-(pyridin-3-yl)-1,3-thiazole-5-carboxamide chemical structure, C18H16N4O2S, CAS 948777-78-4](/s/FSFHGGMKCSIIPS-UHFFFAOYSA-N.svg)
![N-(4-(2,3-Dihydroimidazo[2,1-b]thiazol-6-yl)phenyl)-1-methyl-2-oxo-1,2-dihydropyridine-3-carboxamide chemical structure, C18H16N4O2S, CAS 1209235-97-1](/s/ZXGCBVVQBVRNQA-UHFFFAOYSA-N.svg)
![N-(2-Hydroxy-2-(1-methyl-1H-indol-3-yl)ethyl)benzo[c][1,2,5]thiadiazole-5-carboxamide chemical structure, C18H16N4O2S, CAS 1448029-40-0](/s/URWYYGVFUULWOM-UHFFFAOYSA-N.svg)
![N-(4-Cyanophenyl)-2-((4-methoxybenzo[d]thiazol-2-yl)(methyl)amino)acetamide chemical structure, C18H16N4O2S, CAS 1396747-66-2](/s/MGCVYCAZIPCNRX-UHFFFAOYSA-N.svg)
![N-(4-Oxo-5,6,7,8-tetrahydro-4H-thiazolo[5,4-c]azepin-2-yl)-4-(1H-pyrrol-1-yl)benzamide chemical structure, C18H16N4O2S, CAS 1797188-13-6](/s/ZXQKEWYPRHOKAO-UHFFFAOYSA-N.svg)
![N-(2-Hydroxy-2-(1-methyl-1H-indol-5-yl)ethyl)benzo[c][1,2,5]thiadiazole-5-carboxamide chemical structure, C18H16N4O2S, CAS 2034595-34-9](/s/QPHHYJGTIMTJKP-UHFFFAOYSA-N.svg)
- N-((3-(1-Ethyl-1H-pyrrol-2-yl)-1,2,4-oxadiazol-5-yl)methyl)benzo[b]thiophene-2-carboxamide2034502-71-9C18H16N4O2S
- N-((2-(2-Oxopyrrolidin-1-yl)pyridin-4-yl)methyl)benzo[d]thiazole-2-carboxamide2034585-75-4C18H16N4O2S
- N-((5-(2-Oxopyrrolidin-1-yl)pyridin-3-yl)methyl)benzo[d]thiazole-2-carboxamide2034299-00-6C18H16N4O2S
- N-((2-(2-Oxopyrrolidin-1-yl)pyridin-4-yl)methyl)benzo[d]thiazole-6-carboxamide2034614-43-0C18H16N4O2S
- 2-[1-(2-Methoxyphenoxy)ethyl]-5H,6H-[1,2,4]triazolo[1,5-c]quinazoline-5-thione443674-12-2C18H16N4O2S
- 4-(4-(1H-Pyrrol-1-yl)benzoyl)-1-(thiazol-2-yl)piperazin-2-one2310144-07-9C18H16N4O2S
- 1-(2-Hydroxyethyl)-6-((naphthalen-1-ylmethyl)thio)-1H-pyrazolo[3,4-d]pyrimidin-4(5H)-one946379-72-2C18H16N4O2S
- N'-[2-(Methylsulfanyl)pyridine-3-carbonyl]-2-(1H-pyrrol-1-yl)benzohydrazide869711-22-8C18H16N4O2S
- N-(4-Carbamoylphenyl)-3-cyano-6-cyclopropyl-2-(methylsulfanyl)pyridine-4-carboxamide949676-12-4C18H16N4O2S
- 2-Cyano-N-cyclopropyl-3-[2-(N-phenylacetamido)-1,3-thiazol-4-yl]prop-2-enamide1012921-76-4C18H16N4O2S
- (S)-N-(1-Oxo-3-phenyl-1-(thiazol-2-ylamino)propan-2-yl)nicotinamide1212188-03-8C18H16N4O2S
- (E)-N-(2-(6-Oxo-3-(pyridin-3-yl)pyridazin-1(6H)-yl)ethyl)-3-(thiophen-2-yl)acrylamide1207062-29-0C18H16N4O2S
- 4-Methyl-N-(2-oxo-1,2,3,4-tetrahydroquinolin-6-yl)-2-(1H-pyrrol-1-yl)thiazole-5-carboxamide1286733-08-1C18H16N4O2S
- N-(5-Benzylcarbamoyl-4-methylthiazol-2-yl)nicotinamide957050-43-0C18H16N4O2S
- 6-[(3-Methoxyphenoxy)methyl]-3-(4-methylphenyl)[1,2,4]triazolo[3,4-b][1,3,4]thiadiazole1447972-66-8C18H16N4O2S
- (Z)-3-(Pyridin-3-yl)-1-(3-(5-(thiophen-2-yl)-1,2,4-oxadiazol-3-yl)pyrrolidin-1-yl)prop-2-en-1-one2035004-51-2C18H16N4O2S
- 1-[3-(Methylthio)phenyl]-4-[3-(4-pyridinyl)-1,2,4-oxadiazol-5-yl]-2-pyrrolidinone1171447-33-8C18H16N4O2S
- 2-(4-(2-Oxo-2,3-dihydro-1H-benzo[d]imidazol-1-yl)piperidine-1-carbonyl)thiophene-3-carbonitrile2728168-41-8C18H16N4O2S
- 2-[1-(2-Methyl-1,3-thiazole-4-carbonyl)azetidin-3-yl]-6-phenyl-2,3-dihydropyridazin-3-one2380171-82-2C18H16N4O2S
- 2-[1-(4-Methylthiophene-2-carbonyl)azetidin-3-yl]-6-(pyridin-4-yl)-2,3-dihydropyridazin-3-one2380141-08-0C18H16N4O2S
- 3-[3-(2-Methylbenzimidazol-1-yl)azetidin-1-yl]-1,2-benzothiazole 1,1-dioxide2741936-53-6C18H16N4O2S
Frequently asked questions
What is the molar mass of C18H16N4O2S?
The molar mass of C18H16N4O2S is 352.41 g/mol, calculated from standard atomic weights for 18 carbon atoms, 16 hydrogen atoms, 4 nitrogen atoms, 2 oxygen atoms and 1 sulfur atom. The monoisotopic mass is 352.0994 Da.
How many compounds have the formula C18H16N4O2S?
CompoundList lists 145 compounds with the molecular formula C18H16N4O2S, including 1-(Benzo[d]thiazol-2-yl)-3-(5-oxo-1-phenylpyrrolidin-3-yl)urea, N-[4-({[(Thiophen-2-yl)methyl]carbamoyl}methyl)phenyl]pyrazine-2-carboxamide, N-[(2Z)-1,3-Benzothiazol-2(3H)-ylidene]-3-methyl-6-(propan-2-yl)[1,2]oxazolo[5,4-b]pyridine-4-carboxamide. 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 C18H16N4O2S?
C18H16N4O2S has a degree of unsaturation of 13. 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.