Molecular formula
C18H14N2OS
60 compounds have this formula on CompoundList.
- Molar mass
- 306.38g/mol
- Monoisotopic mass
- 306.0827Da
- Atoms
- 36
- Elements
- 5
- Rings plus double bonds
- 13
The formula C18H14N2OS describes a molecule made of 18 carbon atoms, 14 hydrogen atoms, 2 nitrogen atoms, 1 oxygen atom 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 × 1870.56%12.011 × 18 = 216.198 g/mol
- H Hydrogen × 144.61%1.008 × 14 = 14.112 g/mol
- N Nitrogen × 29.14%14.007 × 2 = 28.014 g/mol
- O Oxygen × 15.22%15.999 × 1 = 15.999 g/mol
- S Sulfur × 110.46%32.06 × 1 = 32.060 g/mol
Look up another formula
Compounds with the formula C18H14N2OS
Isomers we list, best known first. Open one to see its structure, properties, safety data and suppliers.
Showing 1 to 60 of 60 compounds
3-Phenyl-2-(thiophen-2-yl)-2,3-dihydroquinazolin-4(1H)-one
CAS 361984-43-2C18H14N2OS
2-Cinnamamido-4-phenylthiazole
CAS 1107621-03-3C18H14N2OS
1-Phenyl-2-(6-phenylpyridazin-3-yl)sulfanylethanone
CAS 63052-44-8C18H14N2OS
N'-((1,1'-Biphenyl)-4-ylmethylene)-2-thiophenecarbohydrazide
CAS 315206-39-4C18H14N2OS
3-Anilino-1-(2-phenyl-1,3-thiazol-5-yl)-2-propen-1-one
CAS 1164554-55-5C18H14N2OS
3-(4-Methylphenyl)-2-(2-propynylsulfanyl)-4(3H)-quinazolinone
CAS 330833-69-7C18H14N2OS
3-Benzyl-2-prop-2-ynylsulfanylquinazolin-4-one
CAS 316362-01-3C18H14N2OS
![4-((1-Phenylethyl)thio)benzofuro[3,2-d]pyrimidine chemical structure, C18H14N2OS, CAS 851130-46-6](/s/LVKRSSPWIUIXIU-UHFFFAOYSA-N.svg)
4-((1-Phenylethyl)thio)benzofuro[3,2-d]pyrimidine
CAS 851130-46-6C18H14N2OS
![4-((4-Methylbenzyl)thio)benzofuro[3,2-d]pyrimidine chemical structure, C18H14N2OS, CAS 846592-14-1](/s/YJIMRQYNSJBVEG-UHFFFAOYSA-N.svg)
4-((4-Methylbenzyl)thio)benzofuro[3,2-d]pyrimidine
CAS 846592-14-1C18H14N2OS
![4-(4-Methylphenyl)-2-thioxo-1,2,3,4-tetrahydro-5H-indeno[1,2-d]pyrimidin-5-one chemical structure, C18H14N2OS, CAS 60477-76-1](/s/CUDZJQWVYCIQIR-UHFFFAOYSA-N.svg)
4-(4-Methylphenyl)-2-thioxo-1,2,3,4-tetrahydro-5H-indeno[1,2-d]pyrimidin-5-one
CAS 60477-76-1C18H14N2OS
![(E)-2-(Benzo[d]thiazol-2(3H)-ylidene)-3-(3,4-dimethylphenyl)-3-oxopropanenitrile chemical structure, C18H14N2OS, CAS 476284-04-5](/s/XIYNLKMZCWBJJO-VKAVYKQESA-N.svg)
(E)-2-(Benzo[d]thiazol-2(3H)-ylidene)-3-(3,4-dimethylphenyl)-3-oxopropanenitrile
CAS 476284-04-5C18H14N2OS
![Benzamide, N-[(1-naphthalenylamino)thioxomethyl]- chemical structure, C18H14N2OS, CAS 4921-84-0](/s/JYZHKZNALZZENK-UHFFFAOYSA-N.svg)
Benzamide, N-[(1-naphthalenylamino)thioxomethyl]-
CAS 4921-84-0C18H14N2OS
6-(2-Phenyl-1,3-thiazol-4-yl)-1,2,3,4-tetrahydroquinolin-2-one
CAS 160322-98-5C18H14N2OS
![1H-Indole, 3-[4-(4-methoxyphenyl)-2-thiazolyl]- chemical structure, C18H14N2OS, CAS 93587-68-9](/s/PPPMXLFDJFKQRG-UHFFFAOYSA-N.svg)
1H-Indole, 3-[4-(4-methoxyphenyl)-2-thiazolyl]-
CAS 93587-68-9C18H14N2OS
Urea, 1-benzoyl-3-(beta-naphthyl)-2-thio-
CAS 4921-85-1C18H14N2OS
![5,6-Dimethyl-4-(naphthalen-1-yloxy)thieno[2,3-d]pyrimidine chemical structure, C18H14N2OS, CAS 315692-47-8](/s/IHRSCJTXZWJNMY-UHFFFAOYSA-N.svg)
5,6-Dimethyl-4-(naphthalen-1-yloxy)thieno[2,3-d]pyrimidine
CAS 315692-47-8C18H14N2OS
![5,6-Dimethyl-4-(naphthalen-2-yloxy)thieno[2,3-d]pyrimidine chemical structure, C18H14N2OS, CAS 315692-48-9](/s/XGDRQEOMFDRNQW-UHFFFAOYSA-N.svg)
5,6-Dimethyl-4-(naphthalen-2-yloxy)thieno[2,3-d]pyrimidine
CAS 315692-48-9C18H14N2OS
![4-[4-(1H-Indol-3-yl)-5-methyl-1,3-thiazol-2-yl]phenol chemical structure, C18H14N2OS, CAS 429636-99-7](/s/PDPMNEKXHHUHPS-UHFFFAOYSA-N.svg)
4-[4-(1H-Indol-3-yl)-5-methyl-1,3-thiazol-2-yl]phenol
CAS 429636-99-7C18H14N2OS
1-(2-Methylbenzyl)-2-oxo-4-(2-thienyl)-1,2-dihydro-3-pyridinecarbonitrile
CAS 478249-08-0C18H14N2OS
4-(2-Methoxyphenyl)-2-methyl-6-(2-thienyl)nicotinonitrile
CAS 865658-17-9C18H14N2OS
![N-[3-[(E)-2-Pyridin-4-ylethenyl]phenyl]thiophene-2-carboxamide chemical structure, C18H14N2OS, CAS 893764-07-3](/s/PRPQNNYOELICDL-VOTSOKGWSA-N.svg)
N-[3-[(E)-2-Pyridin-4-ylethenyl]phenyl]thiophene-2-carboxamide
CAS 893764-07-3C18H14N2OS
![N-[(E)-[(E)-3-Phenylprop-2-enylidene]amino]-1-benzothiophene-3-carboxamide chemical structure, C18H14N2OS, CAS 445021-71-6](/s/FDZHKCAQKNWBGR-YKIVCEQRSA-N.svg)
N-[(E)-[(E)-3-Phenylprop-2-enylidene]amino]-1-benzothiophene-3-carboxamide
CAS 445021-71-6C18H14N2OS
1-(4-Methylbenzyl)-2-oxo-4-(2-thienyl)-1,2-dihydro-3-pyridinecarbonitrile
CAS 866136-73-4C18H14N2OS
(2E)-2-(1,3-Benzothiazol-2-yl)-3-(4-ethoxyphenyl)prop-2-enenitrile
CAS 463973-12-8C18H14N2OS
- 1,2-Diphenyl-2-(pyrimidin-2-ylsulfanyl)ethanone488858-40-8C18H14N2OS
- 4-((2-Methylbenzyl)thio)benzofuro[3,2-d]pyrimidine848213-10-5C18H14N2OS
- (E)-1-(4-Methyl-2-pyridin-2-yl-1,3-thiazol-5-yl)-3-phenylprop-2-en-1-one477847-80-6C18H14N2OS
- 1-(Naphthalene-1-carbothioyl)-3-phenylurea4875-18-7C18H14N2OS
- 4-((3-Methylbenzyl)thio)benzofuro[3,2-d]pyrimidine845801-29-8C18H14N2OS
- (E)-1-(4-Methyl-2-phenyl-1,3-thiazol-5-yl)-3-(3-pyridinyl)-2-propen-1-one1211941-77-3C18H14N2OS
- 6-(4-Phenylphenyl)-2,3-dihydroimidazo[2,1-b][1,3]thiazole-5-carbaldehyde82588-46-3C18H14N2OS
- (2Z)-2-[(4-Ethylphenyl)methylidene]-[1,3]thiazolo[3,2-a]benzimidazol-1-one381700-93-2C18H14N2OS
- N-(4-Methyl-3-prop-2-ynyl-1,3-benzothiazol-2-ylidene)benzamide868376-79-8C18H14N2OS
- N-(3-Prop-2-ynylbenzo[g][1,3]benzothiazol-2-ylidene)cyclopropanecarboxamide868674-33-3C18H14N2OS
- 1-(Biphenyl-4-yl)-2-(pyrimidin-2-ylsulfanyl)ethanone443121-69-5C18H14N2OS
- N-(3-Cyano-4,5-dimethylthiophen-2-yl)naphthalene-2-carboxamide839694-64-3C18H14N2OS
- 2-Methyl-5,6-diphenylimidazo(2,1-b)thiazol-3(2H)-one50677-47-9C18H14N2OS
- Naphtho[1,2-d]thiazol-5-ol, 4-methyl-2-(phenylamino)-26269-14-7C18H14N2OS
- Methanone, [2-[4-(methylthio)phenyl]-3-pyridinyl]-2-pyridinyl-654059-07-1C18H14N2OS
- 3-(5-Thiophen-3-yl-1H-pyrrolo[2,3-b]pyridine-3-ylmethyl)-phenol858116-61-7C18H14N2OS
- (2Z)-2-[4-(3,4-Dimethylphenyl)-1,3-thiazol-2-yl]-3-(furan-2-yl)prop-2-enenitrile476674-83-6C18H14N2OS
- 3-Phenyl-N-(4-phenyl-1,3-thiazol-2-yl)prop-2-enamide74675-87-9C18H14N2OS
- 2-(p-Tolyl)-3H-chromeno[2,3-d]pyrimidine-4(5H)-thione866726-96-7C18H14N2OS
- 7-Methyl-2-phenyl-1,5-dihydrochromeno[2,3-d]pyrimidine-4-thione866727-01-7C18H14N2OS
- 9-Methyl-2-phenyl-1,5-dihydrochromeno[2,3-d]pyrimidine-4-thione866866-27-5C18H14N2OS
- (Z)-2-(4-(4-Ethylphenyl)thiazol-2-yl)-3-(furan-2-yl)acrylonitrile476674-86-9C18H14N2OS
- 2-Anilino-5-(3-phenylprop-2-en-1-ylidene)-1,3-thiazol-4(5H)-one94330-84-4C18H14N2OS
- 1H-Naphtho[2,1-b]thiopyran-1-one, 2-[(2-methyl-1H-imidazol-1-yl)methyl]-139958-03-5C18H14N2OS
- Thiazolo(3,2-a)benzimidazol-3(2H)-one, 2-((3,5-dimethylphenyl)methylene)-88498-92-4C18H14N2OS
- 6-[1,1a(2)-Biphenyl]-4-ylimidazo[2,1-b]thiazole-5-methanol82588-61-2C18H14N2OS
- 3-Benzoyl-7-methyl-2-(methylthio)indolizine-1-carbonitrile112586-22-8C18H14N2OS
- (3,4-Dihydro-1-methylene[1]benzothieno[2,3-c]pyridin-2(1H)-yl)-3-pyridinylmethanone65907-15-5C18H14N2OS
- 5-Methoxy-7-phenyl-3-(2-thienyl)imidazo[1,2-a]pyridine1207839-72-2C18H14N2OS
- 5-Methoxy-7-phenyl-3-(3-thienyl)imidazo[1,2-a]pyridine1207839-71-1C18H14N2OS
- 5-Methyl-2-[2-(5-methyl-1,3-benzothiazol-2-yl)ethenyl]-1,3-benzoxazole849766-12-7C18H14N2OS
- 3-{[(4-Methoxyphenyl)methyl]sulfanyl}quinoline-2-carbonitrile61830-16-8C18H14N2OS
- 5-(Furan-2-yl)-1-(4-methylphenyl)-3-(thiophen-2-yl)-1H-pyrazole86201-91-4C18H14N2OS
- 2-(Benzylsulfanyl)-9-methyl[1,3]oxazolo[4,5-c]quinoline96314-84-0C18H14N2OS
- 3-(2-Methylphenyl)-2-(prop-2-yn-1-ylsulfanyl)-3,4-dihydroquinazolin-4-one380674-46-4C18H14N2OS
- 7,8-Dimethyl-2-phenyl-4H-benzo[4,5]imidazo[2,1-b][1,3]thiazin-4-one2248255-28-7C18H14N2OS
Frequently asked questions
What is the molar mass of C18H14N2OS?
The molar mass of C18H14N2OS is 306.38 g/mol, calculated from standard atomic weights for 18 carbon atoms, 14 hydrogen atoms, 2 nitrogen atoms, 1 oxygen atom and 1 sulfur atom. The monoisotopic mass is 306.0827 Da.
How many compounds have the formula C18H14N2OS?
CompoundList lists 60 compounds with the molecular formula C18H14N2OS, including 3-Phenyl-2-(thiophen-2-yl)-2,3-dihydroquinazolin-4(1H)-one, 2-Cinnamamido-4-phenylthiazole, 1-Phenyl-2-(6-phenylpyridazin-3-yl)sulfanylethanone. 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 C18H14N2OS?
C18H14N2OS 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.