Molecular formula
C18H20N2OS
110 compounds have this formula on CompoundList.
- Molar mass
- 312.43g/mol
- Monoisotopic mass
- 312.1296Da
- Atoms
- 42
- Elements
- 5
- Rings plus double bonds
- 10
The formula C18H20N2OS describes a molecule made of 18 carbon atoms, 20 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 × 1869.20%12.011 × 18 = 216.198 g/mol
- H Hydrogen × 206.45%1.008 × 20 = 20.160 g/mol
- N Nitrogen × 28.97%14.007 × 2 = 28.014 g/mol
- O Oxygen × 15.12%15.999 × 1 = 15.999 g/mol
- S Sulfur × 110.26%32.06 × 1 = 32.060 g/mol
Look up another formula
Compounds with the formula C18H20N2OS
Isomers we list, best known first. Open one to see its structure, properties, safety data and suppliers.
Showing 1 to 100 of 110 compounds
1-Cyclopentyl-3-(4-phenoxyphenyl)thiourea
CAS 485341-92-2C18H20N2OS
2-(Diethylamino)-1-(10H-phenothiazin-10-yl)ethanone
CAS 641-33-8C18H20N2OS
1-(4-Phenylpiperazin-1-yl)-2-phenylsulfanylethanone
CAS 333413-07-3C18H20N2OS
4-((2E)-3-Phenylprop-2-enyl)piperazinyl 2-thienyl ketone
CAS 1164519-16-7C18H20N2OS
2-(2-Methyl-2,3-dihydroindol-1-yl)-N-(2-methylsulfanylphenyl)acetamide
CAS 782461-74-9C18H20N2OS
![5-Methyl-2-{[3-(3-methylphenoxy)propyl]sulfanyl}-1H-1,3-benzodiazole chemical structure, C18H20N2OS, CAS 637323-28-5](/s/UEFCHGVREMRYIW-UHFFFAOYSA-N.svg)
5-Methyl-2-{[3-(3-methylphenoxy)propyl]sulfanyl}-1H-1,3-benzodiazole
CAS 637323-28-5C18H20N2OS
6-Methyl-2-(4-phenoxybutylsulfanyl)-1H-benzimidazole
CAS 637323-34-3C18H20N2OS
(4-Benzylpiperazin-1-yl)(4-hydroxyphenyl)methanethione
CAS 488717-90-4C18H20N2OS
N-(4-Ethoxyphenyl)-2-methyl-2,3-dihydroindole-1-carbothioamide
CAS 502853-15-8C18H20N2OS
![N-[2-(1H-Indol-3-yl)ethyl]-4-thiophen-2-ylbutanamide chemical structure, C18H20N2OS, CAS 851183-78-3](/s/VAPINVVEIKPFNL-UHFFFAOYSA-N.svg)
N-[2-(1H-Indol-3-yl)ethyl]-4-thiophen-2-ylbutanamide
CAS 851183-78-3C18H20N2OS
N-Cyclohexyl-2-phenylsulfanylpyridine-3-carboxamide
CAS 863420-85-3C18H20N2OS
![N-[(2,6-Dimethylphenyl)carbamothioyl]-3-phenylpropanamide chemical structure, C18H20N2OS, CAS 817572-29-5](/s/RFWNAIHPSFALJL-UHFFFAOYSA-N.svg)
N-[(2,6-Dimethylphenyl)carbamothioyl]-3-phenylpropanamide
CAS 817572-29-5C18H20N2OS
![1-({2-[Hydroxy(phenyl)methyl]phenyl}methyl)-1,3-diazinane-2-thione chemical structure, C18H20N2OS, CAS 65765-78-8](/s/DGKAMKSHNCPFPY-UHFFFAOYSA-N.svg)
1-({2-[Hydroxy(phenyl)methyl]phenyl}methyl)-1,3-diazinane-2-thione
CAS 65765-78-8C18H20N2OS
(2-(Methylthio)phenyl)(4-phenylpiperazin-1-yl)methanone
CAS 341020-23-3C18H20N2OS
![3-Ethyl-2-sulfanylidenespiro[1,6-dihydrobenzo[h]quinazoline-5,1'-cyclopentane]-4-one chemical structure, C18H20N2OS, CAS 327170-44-5](/s/PVEGLRIYLCWVKZ-UHFFFAOYSA-N.svg)
3-Ethyl-2-sulfanylidenespiro[1,6-dihydrobenzo[h]quinazoline-5,1'-cyclopentane]-4-one
CAS 327170-44-5C18H20N2OS
Lsd1-IN-24
CAS 4734-59-2C18H20N2OS
![5,5-Dimethyl-3-(2-methylprop-2-enyl)-2-sulfanylidene-1,6-dihydrobenzo[h]quinazolin-4-one chemical structure, C18H20N2OS, CAS 381184-28-7](/s/UPSQVWNFHDQXQQ-UHFFFAOYSA-N.svg)
5,5-Dimethyl-3-(2-methylprop-2-enyl)-2-sulfanylidene-1,6-dihydrobenzo[h]quinazolin-4-one
CAS 381184-28-7C18H20N2OS
![3-(3-Methylbutyl)-7-(2-methylphenyl)thieno[3,2-d]pyrimidin-4(3H)-one chemical structure, C18H20N2OS, CAS 1207050-52-9](/s/ZZNKRBSRYIHCQJ-UHFFFAOYSA-N.svg)
3-(3-Methylbutyl)-7-(2-methylphenyl)thieno[3,2-d]pyrimidin-4(3H)-one
CAS 1207050-52-9C18H20N2OS
N-(1,3-Benzothiazol-2-yl)adamantane-1-carboxamide
CAS 35871-25-1C18H20N2OS
![3-Isopentyl-7-(p-tolyl)thieno[3,2-d]pyrimidin-4(3H)-one chemical structure, C18H20N2OS, CAS 1207032-73-2](/s/IVNLAQWSLMEPQV-UHFFFAOYSA-N.svg)
3-Isopentyl-7-(p-tolyl)thieno[3,2-d]pyrimidin-4(3H)-one
CAS 1207032-73-2C18H20N2OS
![2-[3-(3-Methylphenoxy)propylsulfanylmethyl]-1H-benzimidazole chemical structure, C18H20N2OS, CAS 867041-72-3](/s/SWQLNZPPKYQUJB-UHFFFAOYSA-N.svg)
2-[3-(3-Methylphenoxy)propylsulfanylmethyl]-1H-benzimidazole
CAS 867041-72-3C18H20N2OS
![N-[(4-Butylphenyl)carbamothioyl]benzamide chemical structure, C18H20N2OS, CAS 117174-89-7](/s/AGYLZLXOQHNGFJ-UHFFFAOYSA-N.svg)
N-[(4-Butylphenyl)carbamothioyl]benzamide
CAS 117174-89-7C18H20N2OS
(4-(Methylthio)phenyl)(4-phenylpiperazin-1-yl)methanone
CAS 896356-95-9C18H20N2OS
N-(2,2-Dimethylpropyl)-10H-phenothiazine-10-carboxamide
CAS 1225133-57-2C18H20N2OS
- 3-Methyl-2-sulfanylidenespiro[1,6-dihydrobenzo[h]quinazoline-5,1'-cyclohexane]-4-one172984-33-7C18H20N2OS
- (4-Methoxyphenyl)(4-phenylpiperazin-1-yl)methanethione307544-84-9C18H20N2OS
- 3-Methyl-2-methylsulfanylspiro[6H-benzo[h]quinazoline-5,1'-cyclopentane]-4-one313519-87-8C18H20N2OS
- 2-(((3-(o-Tolyloxy)propyl)thio)methyl)-1H-benzo[d]imidazole867041-71-2C18H20N2OS
- (2-{[3-(3,4-Dihydroquinolin-1(2H)-yl)-3-oxopropyl]thio}phenyl)amine1365963-48-9C18H20N2OS
- 1'-((5-Methylthiophen-2-yl)methyl)spiro[indoline-3,4'-piperidin]-2-one1609899-41-3C18H20N2OS
- 4-tert-Butyl-N-(3-cyano-4,5-dimethylthiophen-2-yl)benzamide312704-71-5C18H20N2OS
- 1-Ethyl-2-[2-(4-methylphenoxy)ethylsulfanyl]benzimidazole328262-93-7C18H20N2OS
- 2-(((4-Phenoxybutyl)thio)methyl)-1H-benzo[d]imidazole867041-76-7C18H20N2OS
- 2-((2-(2,3-Dimethylphenoxy)ethyl)thio)-1-methyl-1H-benzo[d]imidazole920117-98-2C18H20N2OS
- N-[3-(Dimethylamino)propyl]naphtho[2,1-B]thiophene-4-carboxamide104329-54-6C18H20N2OS
- 2-{[4-(2-Methylphenoxy)butyl]sulfanyl}-1H-1,3-benzodiazole874639-72-2C18H20N2OS
- 2-((4-(m-Tolyloxy)butyl)thio)-1H-benzo[d]imidazole874754-38-8C18H20N2OS
- Ethanone, 1-[10-[3-(methylamino)propyl]-10H-phenothiazin-2-yl]-89929-14-6C18H20N2OS
- (E)-1-(4-Benzylpiperazin-1-yl)-3-thiophen-2-ylprop-2-en-1-one381683-86-9C18H20N2OS
- 1,4-Dimethyl-2-[2-(1-methylbenzimidazol-2-ylthio)ethoxy]benzene919975-36-3C18H20N2OS
- 1-[2-(1-Ethylbenzimidazol-2-ylthio)ethoxy]-2-methylbenzene920118-83-8C18H20N2OS
- Piperazine, 1-methyl-4-[2-(phenylthio)benzoyl]-93288-87-0C18H20N2OS
- 2-(Benzylamino)-N-(4-isopropylphenyl)-2-thioxoacetamide303091-03-4C18H20N2OS
- 4-(4-tert-Butylphenoxy)-5,6-dimethylthieno[2,3-d]pyrimidine315685-22-4C18H20N2OS
- N-[(3,4-Dimethylphenyl)carbamothioyl]-3,4-dimethylbenzamide335213-24-6C18H20N2OS
- N-[(2,6-Dimethylphenyl)carbamothioyl]-3,4-dimethylbenzamide335213-27-9C18H20N2OS
- 2-(((3-(p-Tolyloxy)propyl)thio)methyl)-1H-benzo[d]imidazole867041-74-5C18H20N2OS
- N-[(2,5-Dimethylphenyl)carbamothioyl]-3,4-dimethylbenzamide335213-26-8C18H20N2OS
- 1-Piperidinecarboxanilide, 4-hydroxy-4-phenyl-thio-65846-22-2C18H20N2OS
- N-(1-Cyano-1,2-dimethylpropyl)-2-(naphthalen-2-ylsulfanyl)acetamide851472-52-1C18H20N2OS
- 9H-Thioxanthen-9-one, 1-((2-(ethylamino)ethyl)amino)-4-methyl-13479-21-5C18H20N2OS
- N-[(4-Ethylphenyl)carbamothioyl]-3,4-dimethylbenzamide335213-25-7C18H20N2OS
- N-(4,5-Dihydronaphtho[1,2-d]thiazol-2-yl)cyclohexanecarboxamide361470-03-3C18H20N2OS
- 5,5-Dimethyl-2-methylsulfanyl-3-prop-2-enyl-6H-benzo[h]quinazolin-4-one369605-57-2C18H20N2OS
- 1-Allyl-2-(3-methoxyphenyl)-5,6,7,8-tetrahydroquinazoline-4(1H)-thione831229-33-5C18H20N2OS
- N-Benzoyl-N'-[4-(tert-butyl)phenyl]thiourea117174-73-9C18H20N2OS
- 6-Ethyl-6-methyl-5,6,10,11-tetrahydrobenzo[h][1,3]thiazino[2,3-b]quinazolin-7(9H)-one373619-51-3C18H20N2OS
- N-[3-(tert-Butyl)-4-phenyl-1,3-thiazol-2(3H)-yliden](2-furyl)methanamine866010-03-9C18H20N2OS
- 5-Methyl-2-((3-(o-tolyloxy)propyl)thio)-1H-benzo[d]imidazole637323-26-3C18H20N2OS
- (3-(Methylthio)phenyl)(4-phenylpiperazin-1-yl)methanone896343-48-9C18H20N2OS
- N-(Morpholin-4-ylmethyl)-9H-thioxanthen-9-amine7402-00-8C18H20N2OS
- N-[(2,6-Diethylphenyl)carbamothioyl]benzamide25343-25-3C18H20N2OS
- N-Phenyl-N'-(2,2,4-trimethyl-2,3-dihydro-1-benzofuran-7-yl)thiourea866150-34-7C18H20N2OS
- N'-[(1E)-3,4-Dihydronaphthalen-1(2H)-ylidene]-5-(propan-2-yl)thiophene-3-carbohydrazide847503-89-3C18H20N2OS
- (4-{[1-Methyl-2-(2-methyl-2,3-dihydro-1H-indol-1-yl)-2-oxoethyl]thio}phenyl)amine931292-74-9C18H20N2OS
- 1-(Furan-2-ylmethyl)-2-(isopropylthio)-5-(p-tolyl)-1H-imidazole1207006-78-7C18H20N2OS
- (3-(3,4-Dihydroisoquinolin-2(1H)-yl)azetidin-1-yl)(5-methylthiophen-2-yl)methanone2034264-52-1C18H20N2OS
- N-[(4-Methylphenyl)carbamothioyl]-4-propan-2-ylbenzamide428833-33-4C18H20N2OS
- (4-Benzylpiperazin-1-yl)(2-hydroxyphenyl)methanethione701225-48-1C18H20N2OS
- 7,7-Dimethyl-2-phenyl-4-prop-2-enylsulfanyl-5,8-dihydropyrano[4,3-d]pyrimidine900292-60-6C18H20N2OS
- [1-(4-Phenoxyphenyl)cyclopentyl]thiourea832099-11-3C18H20N2OS
- 3-(1-Adamantyl)-2-thioxo-2,3-dihydroquinazolin-4(1H)-one2986113-75-9C18H20N2OS
- 2-(Methylsulfanyl)-N-[(1-phenylcyclobutyl)methyl]pyridine-3-carboxamide1209368-95-5C18H20N2OS
- N-((4-Methyl-2-phenylthiazol-5-yl)methyl)cyclohex-3-enecarboxamide1396814-45-1C18H20N2OS
- N-(1-Cyano-2,2-dimethylpropyl)-2-(naphthalen-2-ylsulfanyl)acetamide1376297-07-2C18H20N2OS
- (E)-N-((1-Phenylpyrrolidin-2-yl)methyl)-3-(thiophen-2-yl)acrylamide1798415-02-7C18H20N2OS
- N-(3-Cyanothiolan-3-yl)-3',4'-dihydro-2'H-spiro[cyclopropane-1,1'-naphthalene]-3-carboxamide1795480-12-4C18H20N2OS
- N-(2-(Azetidin-1-yl)-2-(thiophen-3-yl)ethyl)cinnamamide2035018-64-3C18H20N2OS
- (3-(3,4-Dihydroisoquinolin-2(1H)-yl)pyrrolidin-1-yl)(thiophen-3-yl)methanone2034264-79-2C18H20N2OS
- N-(1-Cyano-1-methyl-3-phenylpropyl)-2-(thiophen-2-yl)propanamide2094145-36-3C18H20N2OS
- 2-(Benzylthio)-N-((5-cyclopropylpyridin-3-yl)methyl)acetamide2034615-92-2C18H20N2OS
- 2-Naphthalen-1-yl-N-(piperidine-1-carbothioyl)acetamide6978-45-6C18H20N2OS
- 3-Methyl-N,2-diphenylmorpholine-4-carbothioamide51026-11-0C18H20N2OS
- 1-Benzoyl-3-(2-isopropyl-5-methylphenyl)thiourea1417885-70-1C18H20N2OS
- N-[(5-Cyclopropylpyridin-3-yl)methyl]-3-(phenylsulfanyl)propanamide2034205-61-1C18H20N2OS
- 3-Benzyl-2-(prop-2-en-1-ylsulfanyl)-3,4,5,6,7,8-hexahydroquinazolin-4-one2640955-43-5C18H20N2OS
- 4-[4-[[1-(Cyclopropylmethyl)aziridin-2-yl]methoxy]phenyl]sulfanylpyridine2418732-63-3C18H20N2OS
- 2-(2,4-Dimethyl-1,3-thiazole-5-carbonyl)-6-phenyl-2-azaspiro[3.3]heptane2640957-84-0C18H20N2OS
- N-[(3,5-Dimethylphenyl)carbamothioyl]-3,4-dimethylbenzamide430443-28-0C18H20N2OS
- N-[1-(5,6,7,8-Tetrahydronaphthalen-2-yl)ethylideneamino]-2-thiophen-2-ylacetamide4534-97-8C18H20N2OS
- Acetamide, N-[4-(10H-phenothiazin-10-yl)butyl]-586966-23-6C18H20N2OS
- 4-[3-(6-Phenylpyridin-3-yl)propyl]thiomorpholin-3-one918145-46-7C18H20N2OS
- 2,3-Dihydro-2-[2-(4-methoxy-3,5-dimethyl-2-pyridinyl)ethenyl]-2-methylbenzothiazole212779-26-5C18H20N2OS
- 2-Thiazolamine, N,5-diethyl-4-(4-methoxy-1-naphthalenyl)-1513229-85-0C18H20N2OS
- N,N-Diethyl-4-(6-methoxy-2-benzothiazolyl)benzenamine10205-72-8C18H20N2OS
- 1,4-Dibenzyl-6-sulfanylpiperazin-2-one1001756-46-2C18H20N2OS
- N-[(4-Cyclopropylphenyl)methyl]-N-[2-(1,3-thiazol-2-yl)ethyl]prop-2-enamide2411241-70-6C18H20N2OS
- 2-Benzyl-6-ethyl-5-phenyl-5,6-dihydro-4H-1,3,4-thiadiazin-5-ol62625-54-1C18H20N2OS
- 1-[2-(Benzylsulfanyl)ethyl]-4-phenylimidazolidin-2-one89446-80-0C18H20N2OS
- 1-(1,2,3,4-Tetrahydroquinolin-1-yl)-2-{4H,5H,6H,7H-thieno[3,2-c]pyridin-5-yl}ethan-1-one1325512-73-9C18H20N2OS
Frequently asked questions
What is the molar mass of C18H20N2OS?
The molar mass of C18H20N2OS is 312.43 g/mol, calculated from standard atomic weights for 18 carbon atoms, 20 hydrogen atoms, 2 nitrogen atoms, 1 oxygen atom and 1 sulfur atom. The monoisotopic mass is 312.1296 Da.
How many compounds have the formula C18H20N2OS?
CompoundList lists 110 compounds with the molecular formula C18H20N2OS, including 1-Cyclopentyl-3-(4-phenoxyphenyl)thiourea, 2-(Diethylamino)-1-(10H-phenothiazin-10-yl)ethanone, 1-(4-Phenylpiperazin-1-yl)-2-phenylsulfanylethanone. 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 C18H20N2OS?
C18H20N2OS has a degree of unsaturation of 10. 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.