Molecular formula
C20H18N2OS
81 compounds have this formula on CompoundList.
- Molar mass
- 334.44g/mol
- Monoisotopic mass
- 334.1140Da
- Atoms
- 42
- Elements
- 5
- Rings plus double bonds
- 13
The formula C20H18N2OS describes a molecule made of 20 carbon atoms, 18 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 × 2071.83%12.011 × 20 = 240.220 g/mol
- H Hydrogen × 185.43%1.008 × 18 = 18.144 g/mol
- N Nitrogen × 28.38%14.007 × 2 = 28.014 g/mol
- O Oxygen × 14.78%15.999 × 1 = 15.999 g/mol
- S Sulfur × 19.59%32.06 × 1 = 32.060 g/mol
Look up another formula
Compounds with the formula C20H18N2OS
Isomers we list, best known first. Open one to see its structure, properties, safety data and suppliers.
Showing 1 to 81 of 81 compounds
1H-Pyrazole, 4,5-dihydro-5-(4-methoxyphenyl)-1-phenyl-3-(thienyl)-
CAS 89144-84-3C20H18N2OS
![2-[4-(4-Butyl-phenyl)-thiazol-2-yl]-3-furan-2-yl-acrylonitrile chemical structure, C20H18N2OS, CAS 5212-29-3](/s/UCXRYSYMEGEUDL-SFQUDFHCSA-N.svg)
2-[4-(4-Butyl-phenyl)-thiazol-2-yl]-3-furan-2-yl-acrylonitrile
CAS 5212-29-3C20H18N2OS
4-(2-Methoxyphenyl)-2-phenyl-5-thiophen-2-yl-3,4-dihydropyrazole
CAS 329219-24-1C20H18N2OS
![N-(4-Methylphenyl)-4-[(2-pyridinylthio)methyl]benzamide chemical structure, C20H18N2OS, CAS 724453-23-0](/s/AFRWEHUTHUXESS-UHFFFAOYSA-N.svg)
N-(4-Methylphenyl)-4-[(2-pyridinylthio)methyl]benzamide
CAS 724453-23-0C20H18N2OS
(E)-1-(4-Methyl-2-phenyl-1,3-thiazol-5-yl)-3-(4-toluidino)-2-propen-1-one
CAS 1164473-84-0C20H18N2OS
1H-Pyrazole, 4,5-dihydro-3-(4-methoxyphenyl)-1-phenyl-5-(2-thienyl)-
CAS 20264-73-7C20H18N2OS
1-(4-(Benzyloxy)phenyl)-3-phenylthiourea
CAS 335218-44-5C20H18N2OS
2-Phenyl-2-phenylsulfanyl-N-(pyridin-2-ylmethyl)acetamide
CAS 346727-29-5C20H18N2OS
1-Benzyl-3-(4-phenoxyphenyl)thiourea
CAS 693234-92-3C20H18N2OS
![1-Benzoyl-3-phenyl-1,4-diazaspiro[4.4]non-3-ene-2-thione chemical structure, C20H18N2OS, CAS 899910-38-4](/s/ZCTGNMCCXLYYCL-UHFFFAOYSA-N.svg)
1-Benzoyl-3-phenyl-1,4-diazaspiro[4.4]non-3-ene-2-thione
CAS 899910-38-4C20H18N2OS
![1-Phenyl-3-[4-(phenylsulfanylmethyl)phenyl]urea chemical structure, C20H18N2OS, CAS 433237-68-4](/s/LXDHQQIWINXMKX-UHFFFAOYSA-N.svg)
1-Phenyl-3-[4-(phenylsulfanylmethyl)phenyl]urea
CAS 433237-68-4C20H18N2OS
![2-[(4,6-Dimethylpyrimidin-2-yl)sulfanyl]-1,2-diphenylethanone chemical structure, C20H18N2OS, CAS 352564-71-7](/s/HVSSNKKYBIXOPL-UHFFFAOYSA-N.svg)
2-[(4,6-Dimethylpyrimidin-2-yl)sulfanyl]-1,2-diphenylethanone
CAS 352564-71-7C20H18N2OS
![2-[(1-Oxo-3,4-dihydro-2H-naphthalen-2-yl)sulfanyl]-5,6,7,8-tetrahydroquinoline-3-carbonitrile chemical structure, C20H18N2OS, CAS 371223-19-7](/s/PDGBFNZTPAOWIM-UHFFFAOYSA-N.svg)
2-[(1-Oxo-3,4-dihydro-2H-naphthalen-2-yl)sulfanyl]-5,6,7,8-tetrahydroquinoline-3-carbonitrile
CAS 371223-19-7C20H18N2OS
(Z)-1-(4-((3-Allyl-4-phenylthiazol-2(3H)-ylidene)amino)phenyl)ethanone
CAS 1322879-18-4C20H18N2OS
1-(p-Tolyl)-3-((4-vinylbenzyl)thio)pyrazin-2(1H)-one
CAS 946330-28-5C20H18N2OS
N-(4-(2,5-Dimethylphenyl)thiazol-2-yl)cinnamamide
CAS 317374-35-9C20H18N2OS
N-(9-Ethylcarbazol-3-yl)-2-thiophen-2-ylacetamide
CAS 322723-53-5C20H18N2OS
N-(4-Methylpyridin-2-yl)-2-phenyl-2-phenylsulfanylacetamide
CAS 335204-43-8C20H18N2OS
![N-(4,5,6,7-Tetrahydrobenzo[d]thiazol-2-yl)-[1,1'-biphenyl]-4-carboxamide chemical structure, C20H18N2OS, CAS 313366-01-7](/s/HBAOZFMNBADBOS-UHFFFAOYSA-N.svg)
N-(4,5,6,7-Tetrahydrobenzo[d]thiazol-2-yl)-[1,1'-biphenyl]-4-carboxamide
CAS 313366-01-7C20H18N2OS
1-(3,4-Dihydroquinolin-1(2H)-yl)-2-(quinolin-2-ylthio)ethanone
CAS 852698-71-6C20H18N2OS
![(2Z)-2-(4-tert-Butylbenzylidene)[1,3]thiazolo[3,2-a]benzimidazol-3(2H)-one chemical structure, C20H18N2OS, CAS 311795-44-5](/s/SYUNHZZFQKKDSD-ATVHPVEESA-N.svg)
(2Z)-2-(4-tert-Butylbenzylidene)[1,3]thiazolo[3,2-a]benzimidazol-3(2H)-one
CAS 311795-44-5C20H18N2OS
![1-[2-(2-Methylphenoxy)ethyl]-2-thiophen-2-ylbenzimidazole chemical structure, C20H18N2OS, CAS 638140-55-3](/s/AOGULGKCKBDTBU-UHFFFAOYSA-N.svg)
1-[2-(2-Methylphenoxy)ethyl]-2-thiophen-2-ylbenzimidazole
CAS 638140-55-3C20H18N2OS
3-Allyl-2-(cinnamylsulfanyl)-4(3H)-quinazolinone
CAS 315695-46-6C20H18N2OS
![2-(Ethylsulfanyl)-4-(4-methylphenyl)-1,4-dihydro-5H-indeno[1,2-d]pyrimidin-5-one chemical structure, C20H18N2OS, CAS 383147-80-6](/s/IYYIYOJUKRZBBK-UHFFFAOYSA-N.svg)
2-(Ethylsulfanyl)-4-(4-methylphenyl)-1,4-dihydro-5H-indeno[1,2-d]pyrimidin-5-one
CAS 383147-80-6C20H18N2OS
- (2E)-N-[5-(3-Methylbenzyl)-1,3-thiazol-2-yl]-3-phenylprop-2-enamide304895-53-2C20H18N2OS
- (2E)-N-[5-(4-Methylbenzyl)-1,3-thiazol-2-yl]-3-phenylprop-2-enamide304895-54-3C20H18N2OS
- 3-(2,4-Dimethylanilino)-1-(2-phenyl-1,3-thiazol-5-yl)-2-propen-1-one338414-52-1C20H18N2OS
- (E)-3-(4-Methylphenyl)-N-(5-methyl-4-phenyl-1,3-thiazol-2-yl)prop-2-enamide353785-19-0C20H18N2OS
- N-Benzhydryl-2-pyridin-2-ylsulfanylacetamide475433-08-0C20H18N2OS
- 2-(3-Methylthiophen-2-yl)-3-(o-tolyl)-2,3-dihydroquinazolin-4(1H)-one440111-61-5C20H18N2OS
- Benzenepropanamide, N-(4,5-dihydronaphtho[1,2-d]thiazol-2-yl)-139287-02-8C20H18N2OS
- 1-(3-Phenoxybenzyl)-3-phenylthiourea374613-46-4C20H18N2OS
- 3,4-Dimethyl-N-(naphthalen-1-ylcarbamothioyl)benzamide335213-45-1C20H18N2OS
- N-[1,1'-Biphenyl]-2-yl-N'-(2-methoxyphenyl)thiourea66151-94-8C20H18N2OS
- N-(4-(3,4-Dimethylphenyl)thiazol-2-yl)cinnamamide317853-93-3C20H18N2OS
- (E)-3-(4-(tert-Butyl)phenyl)-2-(4-(furan-2-yl)thiazol-2-yl)acrylonitrile868154-87-4C20H18N2OS
- 7-Methyl-4-(methylthio)-2-(p-tolyl)-5H-chromeno[2,3-d]pyrimidine895641-80-2C20H18N2OS
- N-Benzyl-2-phenyl-2-(pyridin-2-ylsulfanyl)acetamide905165-02-8C20H18N2OS
- (2E,5E)-5-((E)-2-Methyl-3-phenylallylidene)-2-(p-tolylimino)thiazolidin-4-one463317-01-3C20H18N2OS
- 2-[2-(Naphthalen-1-ylmethylsulfanyl)benzimidazol-1-yl]ethanol314047-64-8C20H18N2OS
- N-[(2,6-Dimethylphenyl)carbamothioyl]naphthalene-1-carboxamide401612-51-9C20H18N2OS
- N-(2-Benzylphenyl)-2-(methylthio)nicotinamide851212-89-0C20H18N2OS
- 4',4',6'-Trimethyl-3H,4'H-spiro[1,3-benzothiazole-2,1'-pyrrolo[3,2,1-ij]quinolin]-2'-one774561-50-1C20H18N2OS
- N-Allyl-2-(2,4-diphenyl-1,3-thiazol-5-yl)acetamide339277-88-2C20H18N2OS
- N-[4-(5,6,7,8-Tetrahydronaphthalen-2-yl)-1,3-thiazol-2-yl]benzamide684232-57-3C20H18N2OS
- 1-(3,4-Dimethylphenyl)-2-[(4-phenylpyrimidin-2-yl)sulfanyl]ethan-1-one712308-37-7C20H18N2OS
- N-[4-(4,5,6,7-Tetrahydrothieno[3,2-c]pyridin-4-yl)phenyl]benzenecarboxamide882747-82-2C20H18N2OS
- (Z)-3-(Furan-2-yl)-2-(4-(4-isobutylphenyl)thiazol-2-yl)acrylonitrile476674-89-2C20H18N2OS
- N-(Pyridin-2-ylmethyl)-N-(thiophen-3-ylmethyl)cinnamamide1286744-44-2C20H18N2OS
- 3-Isopropyl-4-oxo-2,6-diphenyl-3,4-dihydro-2H-1,3-thiazine-5-carbonitrile61628-72-6C20H18N2OS
- N-[(4-Ethylphenyl)carbamothioyl]naphthalene-1-carboxamide429622-24-2C20H18N2OS
- N-(3-Phenyl-4,5,6,7-tetrahydro-3H-benzothiazol-2-ylidene)-benzamide102002-71-1C20H18N2OS
- 2-(4-Ethylphenyl)-7-methyl-3H-chromeno[2,3-d]pyrimidine-4(5H)-thione872209-36-4C20H18N2OS
- 1-(4-Methylphenyl)-3-(2-phenylsulfanylphenyl)urea774196-36-0C20H18N2OS
- [3-[(4-Phenylphenyl)methoxy]phenyl]thiourea832098-86-9C20H18N2OS
- 2-Benzylsulfanyl-N-(pyridin-3-ylmethyl)benzamide94681-62-6C20H18N2OS
- 2-(4-Isopropylphenyl)-3H-chromeno[2,3-d]pyrimidine-4(5H)-thione895647-29-7C20H18N2OS
- 2-(2,4-Dimethylphenyl)-N-(8H-indeno[1,2-d]thiazol-2-yl)acetamide922823-26-5C20H18N2OS
- 2-(Phenylsulfanyl)nicotinaldehyde O-(4-methylbenzyl)oxime478031-09-3C20H18N2OS
- 9-Anthracenecarboxamide, N-(1-pyrrolidinylthioxomethyl)-192707-21-4C20H18N2OS
- 9-(Diethylamino)benzo[a]phenothiazin-5-one74682-48-7C20H18N2OS
- N-((5-Cyclopropylpyridin-3-yl)methyl)-4-(thiophen-2-yl)benzamide2034227-71-7C20H18N2OS
- N-[(2,5-Dimethylphenyl)carbamothioyl]naphthalene-1-carboxamide364625-77-4C20H18N2OS
- N-(4-Anilinophenyl)-2-phenylsulfanylacetamide694452-60-3C20H18N2OS
- 1-Biphenyl-2-yl-3-(3-methoxyphenyl)thiourea342603-94-5C20H18N2OS
- 1-(2-Methylphenyl)-3-(4-phenoxyphenyl)thiourea700852-52-4C20H18N2OS
- 1-(2-Methylphenyl)-3-(2-phenoxyphenyl)thiourea701218-30-6C20H18N2OS
- N-[(3,5-Dimethylphenyl)carbamothioyl]naphthalene-2-carboxamide431911-12-5C20H18N2OS
- N-(2,6-Dimethylphenyl)-8-methyl-8H-thieno[2,3-b]indole-2-carboxamide860610-98-6C20H18N2OS
- N-(Diphenylmethyl)-2-(methylsulfanyl)pyridine-3-carboxamide797006-05-4C20H18N2OS
- 2-Phenyl-1-(2-phenyl-6,7-dihydro[1,3]thiazolo[5,4-c]pyridin-5(4H)-yl)ethanone903865-52-1C20H18N2OS
- 2-[(4-Aminophenyl)thio]-N,N-diphenylacetamide913248-50-7C20H18N2OS
- 8-(Diethylamino)-12H-10-oxa-5-azatetraphene-12-thione2404599-01-3C20H18N2OS
- 1-(4-Methylphenyl)-3-(2-phenoxyphenyl)thiourea695176-13-7C20H18N2OS
- 1-(3-Methylphenyl)-3-(4-phenoxyphenyl)thiourea700851-04-3C20H18N2OS
- N-[(3,5-Dimethylphenyl)carbamothioyl]naphthalene-1-carboxamide364619-88-5C20H18N2OS
- Agn-PC-0nig3G61074-90-6C20H18N2OS
- 4-[(2R)-2,5-Dihydrofuran-2-yl]-1-(4-methylphenyl)-3-phenyl-1,3-dihydro-2H-imidazole-2-thione97938-38-0C20H18N2OS
- (2Z)-2-[(Anthracen-9-yl)imino]-3-propyl-1,3-thiazolidin-4-one663603-74-5C20H18N2OS
- N-(2-Methoxyphenyl)-N,N'-diphenylthiourea61793-18-8C20H18N2OS
- 2-(([1,1'-Biphenyl]-4-ylmethyl)thio)-3,5,6,7-tetrahydro-4H-cyclopenta[d]pyrimidin-4-one2108096-89-3C20H18N2OS
Frequently asked questions
What is the molar mass of C20H18N2OS?
The molar mass of C20H18N2OS is 334.44 g/mol, calculated from standard atomic weights for 20 carbon atoms, 18 hydrogen atoms, 2 nitrogen atoms, 1 oxygen atom and 1 sulfur atom. The monoisotopic mass is 334.1140 Da.
How many compounds have the formula C20H18N2OS?
CompoundList lists 81 compounds with the molecular formula C20H18N2OS, including 1H-Pyrazole, 4,5-dihydro-5-(4-methoxyphenyl)-1-phenyl-3-(thienyl)-, 2-[4-(4-Butyl-phenyl)-thiazol-2-yl]-3-furan-2-yl-acrylonitrile, 4-(2-Methoxyphenyl)-2-phenyl-5-thiophen-2-yl-3,4-dihydropyrazole. 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 C20H18N2OS?
C20H18N2OS 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.