Molecular formula
C18H20N4O2S
248 compounds have this formula on CompoundList.
- Molar mass
- 356.44g/mol
- Monoisotopic mass
- 356.1307Da
- Atoms
- 45
- Elements
- 5
- Rings plus double bonds
- 11
The formula C18H20N4O2S describes a molecule made of 18 carbon atoms, 20 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 × 1860.65%12.011 × 18 = 216.198 g/mol
- H Hydrogen × 205.66%1.008 × 20 = 20.160 g/mol
- N Nitrogen × 415.72%14.007 × 4 = 56.028 g/mol
- O Oxygen × 28.98%15.999 × 2 = 31.998 g/mol
- S Sulfur × 18.99%32.06 × 1 = 32.060 g/mol
Look up another formula
Compounds with the formula C18H20N4O2S
Isomers we list, best known first. Open one to see its structure, properties, safety data and suppliers.
Showing 1 to 100 of 248 compounds
2-(N-Ethyl-p-((6-methoxybenzothiazol-2-yl)azo)anilino)ethanol
CAS 13486-43-6C18H20N4O2S
3-Methyl-8-(3-phenylpropylsulfanyl)-7-prop-2-enylpurine-2,6-dione
CAS 313470-39-2C18H20N4O2S
![2-{3-[(3-Methylpiperidin-1-yl)sulfonyl]phenyl}imidazo[1,2-a]pyrimidine chemical structure, C18H20N4O2S, CAS 848203-55-4](/s/CKDLJUODNZEPMS-UHFFFAOYSA-N.svg)
2-{3-[(3-Methylpiperidin-1-yl)sulfonyl]phenyl}imidazo[1,2-a]pyrimidine
CAS 848203-55-4C18H20N4O2S
7-((E)-But-2-enyl)-3-methyl-8-(4-methyl-benzylsulfanyl)-3,7-dihydro-purine-2,6-dione
CAS 1164480-88-9C18H20N4O2S
![2-((5-Methyl-[1,2,4]triazolo[4,3-a]quinolin-1-yl)thio)-N-((tetrahydrofuran-2-yl)methyl)acetamide chemical structure, C18H20N4O2S, CAS 484680-48-0](/s/AZIUEUHXDIEZNW-UHFFFAOYSA-N.svg)
2-((5-Methyl-[1,2,4]triazolo[4,3-a]quinolin-1-yl)thio)-N-((tetrahydrofuran-2-yl)methyl)acetamide
CAS 484680-48-0C18H20N4O2S
![8-[(E)-But-2-enyl]sulfanyl-3-methyl-7-[(4-methylphenyl)methyl]purine-2,6-dione chemical structure, C18H20N4O2S, CAS 1164542-54-4](/s/ZWJUTBDHZFHMLK-SNAWJCMRSA-N.svg)
8-[(E)-But-2-enyl]sulfanyl-3-methyl-7-[(4-methylphenyl)methyl]purine-2,6-dione
CAS 1164542-54-4C18H20N4O2S
![1,3-Dimethyl-8-[(4-methylphenyl)methylsulfanyl]-7-prop-2-enylpurine-2,6-dione chemical structure, C18H20N4O2S, CAS 377054-28-9](/s/PWYFJZPNVHBTBA-UHFFFAOYSA-N.svg)
1,3-Dimethyl-8-[(4-methylphenyl)methylsulfanyl]-7-prop-2-enylpurine-2,6-dione
CAS 377054-28-9C18H20N4O2S
2-((4-Ethyl-5-(2-furyl)-4H-1,2,4-triazol-3-yl)thio)-N-(2-ethylphenyl)acetamide
CAS 557069-45-1C18H20N4O2S
N-(3,4-Dimethylphenyl)-2-((4-ET-5-(2-furyl)-4H-1,2,4-triazol-3-yl)thio)acetamide
CAS 618413-81-3C18H20N4O2S
2-((4-Ethyl-5-(2-furyl)-4H-1,2,4-triazol-3-yl)thio)-N-(4-ethylphenyl)acetamide
CAS 603981-68-6C18H20N4O2S
![3-Methyl-2-((2-oxo-2-(piperidin-1-yl)ethyl)thio)-3H-pyrimido[5,4-b]indol-4(5H)-one chemical structure, C18H20N4O2S, CAS 6131-65-3](/s/OHTURPRJKKIEHY-UHFFFAOYSA-N.svg)
3-Methyl-2-((2-oxo-2-(piperidin-1-yl)ethyl)thio)-3H-pyrimido[5,4-b]indol-4(5H)-one
CAS 6131-65-3C18H20N4O2S
Pf-05212377
CAS 1226793-34-5C18H20N4O2S
N-(2,3-Dimethylphenyl)-2-((4-ET-5-(2-furyl)-4H-1,2,4-triazol-3-yl)thio)acetamide
CAS 557069-48-4C18H20N4O2S
N-(2,6-Dimethylphenyl)-2-((4-ET-5-(2-furyl)-4H-1,2,4-triazol-3-yl)thio)acetamide
CAS 557069-53-1C18H20N4O2S
![7-[[4-(2-Methoxyphenyl)piperazin-1-yl]methyl]-[1,3]thiazolo[3,2-a]pyrimidin-5-one chemical structure, C18H20N4O2S, CAS 851203-54-8](/s/BGTOISNUNTZMRZ-UHFFFAOYSA-N.svg)
7-[[4-(2-Methoxyphenyl)piperazin-1-yl]methyl]-[1,3]thiazolo[3,2-a]pyrimidin-5-one
CAS 851203-54-8C18H20N4O2S
N-(3,5-Dimethylphenyl)-2-((4-ET-5-(2-furyl)-4H-1,2,4-triazol-3-yl)thio)acetamide
CAS 557069-58-6C18H20N4O2S
![7-[(E)-But-2-enyl]-3-methyl-8-[(3-methylphenyl)methylsulfanyl]purine-2,6-dione chemical structure, C18H20N4O2S, CAS 332897-53-7](/s/SZMSXONHBHWGLI-SNAWJCMRSA-N.svg)
7-[(E)-But-2-enyl]-3-methyl-8-[(3-methylphenyl)methylsulfanyl]purine-2,6-dione
CAS 332897-53-7C18H20N4O2S
2-(2-Amino-5-(2-methylthiazol-4-yl)pyrimidin-4-yl)-5-methoxy-4-propylphenol
CAS 314247-67-1C18H20N4O2S
![N-(4-Acetylphenyl)-2-[(4,5-dicyclopropyl-1,2,4-triazol-3-yl)sulfanyl]acetamide chemical structure, C18H20N4O2S, CAS 876395-16-3](/s/FPKGJVKJWROHQI-UHFFFAOYSA-N.svg)
N-(4-Acetylphenyl)-2-[(4,5-dicyclopropyl-1,2,4-triazol-3-yl)sulfanyl]acetamide
CAS 876395-16-3C18H20N4O2S
![3-Methyl-8-[(3-methylphenyl)methylsulfanyl]-7-(2-methylprop-2-enyl)purine-2,6-dione chemical structure, C18H20N4O2S, CAS 332897-86-6](/s/CHLJKPRASCPVIL-UHFFFAOYSA-N.svg)
3-Methyl-8-[(3-methylphenyl)methylsulfanyl]-7-(2-methylprop-2-enyl)purine-2,6-dione
CAS 332897-86-6C18H20N4O2S
3-(3,4-Dimethoxyphenyl)-5-((2-methylbenzyl)thio)-4H-1,2,4-triazol-4-ylamine
CAS 578734-96-0C18H20N4O2S
5-(2-Furyl)-4-(((E)-(4-(pentyloxy)phenyl)methylidene)amino)-4H-1,2,4-triazole-3-thiol
CAS 478253-77-9C18H20N4O2S
![2-[(4-Methyl[1,2,4]triazolo[4,3-a]quinolin-1-yl)thio]-N-(tetrahydro-2-furanylmethyl)acetamide chemical structure, C18H20N4O2S, CAS 671199-41-0](/s/YMYSSKBFHDSIOM-UHFFFAOYSA-N.svg)
2-[(4-Methyl[1,2,4]triazolo[4,3-a]quinolin-1-yl)thio]-N-(tetrahydro-2-furanylmethyl)acetamide
CAS 671199-41-0C18H20N4O2S
![Acetamide,2-[[2-(tert-butyl)-4-quinazolinyl]thio]-N-(5-methyl-3-isoxazolyl)- chemical structure, C18H20N4O2S, CAS 604792-66-7](/s/DBYZUNNMOSYGAK-UHFFFAOYSA-N.svg)
Acetamide,2-[[2-(tert-butyl)-4-quinazolinyl]thio]-N-(5-methyl-3-isoxazolyl)-
CAS 604792-66-7C18H20N4O2S
- 2-[(5-Benzyl-1,3,4-oxadiazol-2-yl)sulfanyl]-N-(1-cyanocyclohexyl)acetamide1090583-63-3C18H20N4O2S
- 4-[2-(Anilinocarbothioyl)hydrazino]-N-benzyl-4-oxobutanamide356525-04-7C18H20N4O2S
- N-Cyclohexyl-2-(3-oxo-5-sulfanylidene-2,6-dihydroimidazo[1,2-c]quinazolin-2-yl)acetamide958951-16-1C18H20N4O2S
- 2-{[5-(2,3-Dimethyl-1H-indol-5-yl)-1,3,4-oxadiazol-2-yl]sulfanyl}-1-(pyrrolidin-1-yl)ethan-1-one571905-55-0C18H20N4O2S
- N-(6-((4-(Indolin-1-yl)-4-oxobutyl)thio)pyridazin-3-yl)acetamide1105247-70-8C18H20N4O2S
- 8-Methoxy-5-(4-morpholinyl)-1,2,3,4-tetrahydropyrimido[4',5':4,5]thieno[2,3-c]isoquinoline371214-44-7C18H20N4O2S
- N-(2-Benzyl-3,4-dihydro-1H-pyrazino[1,2-a]benzimidazol-8-yl)methanesulfonamide697244-71-6C18H20N4O2S
- 2-((4-(Phenylsulfonyl)piperazin-1-yl)methyl)-1H-benzo[d]imidazole924230-54-6C18H20N4O2S
- 10H-Thieno(3,4-b)(1,5)benzodiazepin-10-one, 4,9-dihydro-4-((4-methyl-1-piperazinyl)acetyl)-80880-93-9C18H20N4O2S
- 3-(4-Ethoxyanilino)-4-(4-ethoxyphenyl)-1H-1,2,4-triazole-5-thione95365-02-9C18H20N4O2S
- 1-(2,4-Dimethylphenyl)-4-[2-(1,3-dioxolan-2-yl)ethylsulfanyl]pyrazolo[3,4-d]pyrimidine893924-36-2C18H20N4O2S
- 2-({3-Methyl-4-oxo-7-phenyl-3H,4H,5H-pyrrolo[3,2-d]pyrimidin-2-yl}sulfanyl)-N-(propan-2-yl)acetamide1040647-98-0C18H20N4O2S
- 4-Methyl-N-(6-{[2-oxo-2-(pyrrolidin-1-yl)ethyl]sulfanyl}pyridazin-3-yl)benzamide1021226-57-2C18H20N4O2S
- N-{6-[({[(4-Methylphenyl)methyl]carbamoyl}methyl)sulfanyl]pyridazin-3-yl}cyclopropanecarboxamide1021255-03-7C18H20N4O2S
- 1-Ethyl-N-[4-(4-methoxyphenyl)-5-methyl-1,3-thiazol-2-yl]-5-methyl-1H-pyrazole-3-carboxamide1171438-78-0C18H20N4O2S
- N-(6-((2-((3,5-Dimethylphenyl)amino)-2-oxoethyl)thio)pyridazin-3-yl)cyclopropanecarboxamide1021075-59-1C18H20N4O2S
- N-(6-((2-(3,4-Dihydroquinolin-1(2H)-yl)-2-oxoethyl)thio)pyridazin-3-yl)propionamide1021135-74-9C18H20N4O2S
- N-[6-({[(2-Phenylethyl)carbamoyl]methyl}sulfanyl)pyridazin-3-yl]cyclopropanecarboxamide1021228-07-8C18H20N4O2S
- 6-(Piperazin-1-yl)-3-tosyl-1H-indazole744219-47-4C18H20N4O2S
- 8-(Allylthio)-1,3-dimethyl-7-(3-methylbenzyl)-1H-purine-2,6(3H,7H)-dione384375-60-4C18H20N4O2S
- 1-Benzyl-2-(cyclohexylsulfanyl)-5,6-dihydro-1H-imidazo[4,5-d]pyridazine-4,7-dione3434-20-6C18H20N4O2S
- 6-{[1-(4-Methylbenzenesulfonyl)piperidin-4-yl]amino}pyridine-3-carbonitrile1119257-45-2C18H20N4O2S
- 2-(5-Oxo-3,5,6,7,8,9-hexahydro-2H-thiazolo[2,3-b]quinazolin-3-yl)-N-(pyridin-3-ylmethyl)acetamide1021265-49-5C18H20N4O2S
- 1-Methyl-N-(6-methylbenzo[d]thiazol-2-yl)-N-((tetrahydrofuran-2-yl)methyl)-1H-pyrazole-3-carboxamide1169998-89-3C18H20N4O2S
- 3-(4-Methoxy-1H-indol-1-yl)-N-(2-methyl-2,6-dihydro-4H-thieno[3,4-c]pyrazol-3-yl)propanamide1282112-45-1C18H20N4O2S
- N-Methyl-3-(1-methyl-1H-imidazol-4-yl)-4-[(phenylmethyl)amino]benzenesulfonamide2290609-26-4C18H20N4O2S
- 8-(Benzylsulfanyl)-1,3-dimethyl-7-(2-methylprop-2-en-1-yl)-2,3,6,7-tetrahydro-1H-purine-2,6-dione374543-05-2C18H20N4O2S
- 3-Methyl-8-((2-methylallyl)thio)-7-(3-methylbenzyl)-1H-purine-2,6(3H,7H)-dione442864-83-7C18H20N4O2S
- 1-(Benzenesulfonyl)-3-(4-methylpiperazin-1-yl)-1H-indazole131634-44-1C18H20N4O2S
- 1,3-Dimethyl-8-[(3-methylphenyl)methylsulfanyl]-7-prop-2-enylpurine-2,6-dione333306-71-1C18H20N4O2S
- 2-[4-(Benzenesulfonyl)piperazin-1-yl]-1-methylbenzimidazole604741-57-3C18H20N4O2S
- 7-Benzyl-1,3-dimethyl-8-[(2-methylprop-2-en-1-yl)sulfanyl]-2,3,6,7-tetrahydro-1H-purine-2,6-dione374696-94-3C18H20N4O2S
- 1,3-Dimethyl-8-[(2-phenylethyl)sulfanyl]-7-(prop-2-en-1-yl)-3,7-dihydro-1H-purine-2,6-dione377069-05-1C18H20N4O2S
- 3-Methyl-7-(3-phenylpropyl)-8-(prop-2-en-1-ylsulfanyl)-2,3,6,7-tetrahydro-1H-purine-2,6-dione353777-17-0C18H20N4O2S
- 7-(2-Butenyl)-3-methyl-8-[(2-phenylethyl)sulfanyl]-3,7-dihydro-1H-purine-2,6-dione313470-42-7C18H20N4O2S
- 2-(Ethylsulfanyl)-9-(4-methoxyphenyl)-5,6,7,9-tetrahydro[1,2,4]triazolo[5,1-b]quinazolin-8(4H)-one727395-57-5C18H20N4O2S
- 9-(4-Hydroxyphenyl)-6,6-dimethyl-2-(methylsulfanyl)-5,6,7,9-tetrahydro[1,2,4]triazolo[5,1-b]quinazolin-8(4H)-one727403-34-1C18H20N4O2S
- (4-{[4-(1H-Benzimidazol-2-yl)piperidin-1-yl]sulfonyl}phenyl)amine951921-21-4C18H20N4O2S
- N,4-Bis(4-ethoxyphenyl)-5-imino-4,5-dihydro-1,2,4-thiadiazol-3-amine110605-15-7C18H20N4O2S
- N-(2-Ethyl-6-methylphenyl)-2-{[5-(furan-2-yl)-4-methyl-4H-1,2,4-triazol-3-yl]sulfanyl}acetamide557069-60-0C18H20N4O2S
- 2-((2-((2-Furylmethyl)thio)ethyl)amino)-5-((6-methyl-3-pyridyl)methyl)-1H-pyrimidin-4-one72717-05-6C18H20N4O2S
- 9-(4-Ethoxyphenyl)-2-(methylsulfanyl)-5,6,7,9-tetrahydro[1,2,4]triazolo[5,1-b]quinazolin-8(4H)-one727395-12-2C18H20N4O2S
- 2-(Ethylsulfanyl)-9-(2-methoxyphenyl)-5,6,7,9-tetrahydro[1,2,4]triazolo[5,1-b]quinazolin-8(4H)-one727401-92-5C18H20N4O2S
- N-{3-[(2-Methylpropyl)amino]quinoxalin-2-yl}benzenesulfonamide881563-59-3C18H20N4O2S
- 3-Methyl-7-(2-methylprop-2-en-1-yl)-8-[(2-phenylethyl)sulfanyl]-3,7-dihydro-1H-purine-2,6-dione332098-78-9C18H20N4O2S
- 9-(3-Hydroxyphenyl)-6,6-dimethyl-2-(methylsulfanyl)-5,6,7,9-tetrahydro[1,2,4]triazolo[5,1-b]quinazolin-8(4H)-one727403-43-2C18H20N4O2S
- 2-(1-Benzyl-4-piperidinyl)-1lambda~6~,2,3,4-benzothiatriazine-1,1(2H)-dione866153-05-1C18H20N4O2S
- 8-[(E)-But-2-enyl]sulfanyl-3-methyl-7-[(3-methylphenyl)methyl]purine-2,6-dione317840-25-8C18H20N4O2S
- 2-(Ethylsulfanyl)-9-(3-methoxyphenyl)-5,6,7,9-tetrahydro[1,2,4]triazolo[5,1-b]quinazolin-8(4H)-one727401-85-6C18H20N4O2S
- 2-(4-Ethylpiperazine-1-carbonyl)-7-methyl-4H-pyrido[1,2-a]thieno[2,3-d]pyrimidin-4-one1021260-70-7C18H20N4O2S
- N-(2,5-Dimethylphenyl)-2-{[4-ethyl-5-(furan-2-yl)-4H-1,2,4-triazol-3-yl]sulfanyl}acetamide626211-34-5C18H20N4O2S
- 5-(4-Ethoxyphenyl)-3-[(3-methoxyphenyl)methylthio]-1,2,4-triazole-4-ylamine577990-11-5C18H20N4O2S
- N-[1-Methyl-2-(morpholin-4-ylmethyl)benzimidazol-5-yl]thiophene-2-carboxamide704878-29-5C18H20N4O2S
- 2-Methyl-N-[4-[(phenylcarbamothioylamino)carbamoyl]phenyl]propanamide713502-86-4C18H20N4O2S
- 2-{[5-(Furan-2-yl)-4-methyl-4H-1,2,4-triazol-3-yl]sulfanyl}-N-[4-(propan-2-yl)phenyl]acetamide758686-96-3C18H20N4O2S
- 7-[[4-(4-Methoxyphenyl)piperazin-1-yl]methyl]-[1,3]thiazolo[3,2-a]pyrimidin-5-one847732-61-0C18H20N4O2S
- 1-Piperazinecarboxylic acid, 4-(4H-thieno(3,4-b)(1,5)benzodiazepin-10-yl)-, ethyl ester61325-95-9C18H20N4O2S
- 7-Ethyl-1,3-dimethyl-5-((4-methylbenzyl)thio)pyrimido[4,5-d]pyrimidine-2,4(1H,3H)-dione852170-47-9C18H20N4O2S
- 1-((1-(Pyridin-3-ylsulfonyl)piperidin-4-yl)methyl)-1H-benzo[d]imidazole1203184-74-0C18H20N4O2S
- Benzo[d]thiazol-6-yl(4-(5-isopropyl-1,3,4-oxadiazol-2-yl)piperidin-1-yl)methanone1209550-42-4C18H20N4O2S
- N-((1-(Furan-2-ylmethyl)piperidin-4-yl)methyl)benzo[c][1,2,5]thiadiazole-5-carboxamide1209920-64-8C18H20N4O2S
- N-(4-Acetylphenyl)-2-((4-(pyrrolidin-1-yl)pyrimidin-2-yl)thio)acetamide1251625-47-4C18H20N4O2S
- N-{[1-Cyclopentyl-5-(thiophen-2-yl)-1H-pyrazol-3-yl]methyl}-5-methyl-1,2-oxazole-3-carboxamide1421500-95-9C18H20N4O2S
- N-(Furan-2-ylmethyl)-2-methyl-N-((1-methyl-1,4,5,6-tetrahydrocyclopenta[c]pyrazol-3-yl)methyl)thiazole-4-carboxamide2034634-77-8C18H20N4O2S
- N-(4-Ethyl-5-methyl-1,3-thiazol-2-yl)-3-(4-methoxyphenyl)-1-methyl-1H-pyrazole-5-carboxamide1630866-76-0C18H20N4O2S
- Imidazo(1,2-a)pyrimidine, 2-(4-(methylsulfinyl)phenyl)-3-(4-morpholinylmethyl)-3415-13-2C18H20N4O2S
- N-[4-(Dimethylamino)phenyl]-5,6-dimethyl-4-oxothieno[2,3-d]pyrimidine-3(4H)-acetamide403716-65-4C18H20N4O2S
- 4-Benzyl-N-(4-nitrophenyl)piperazine-1-carbothioamide78721-54-7C18H20N4O2S
- 2-{[5-(Furan-2-yl)-4-methyl-4H-1,2,4-triazol-3-yl]sulfanyl}-N-(2,4,6-trimethylphenyl)acetamide569644-83-3C18H20N4O2S
- 7-Ethyl-1,3-dimethyl-5-[(3-methylphenyl)methylsulfanyl]pyrimido[4,5-d]pyrimidine-2,4-dione852170-43-5C18H20N4O2S
- N-Cyclopentyl-N'-(2-phenyl-4,6-dihydrothieno[3,4-c]pyrazol-3-yl)oxamide900009-74-7C18H20N4O2S
- N-{3-[(Butan-2-yl)amino]quinoxalin-2-yl}benzenesulfonamide881563-87-7C18H20N4O2S
- N-(Benzo[d]thiazol-2-yl)-1,3-dimethyl-N-((tetrahydrofuran-2-yl)methyl)-1H-pyrazole-5-carboxamide1013807-79-8C18H20N4O2S
- Ethyl 2-((1-(2,4-dimethylphenyl)-1H-pyrazolo[3,4-d]pyrimidin-4-yl)thio)propanoate893929-67-4C18H20N4O2S
- N-{1-[4-(4-Methoxyphenyl)-1,3-thiazol-2-yl]-3-methyl-1H-pyrazol-5-yl}butanamide1019095-46-5C18H20N4O2S
- N-Cyclopentyl-2-(7,9-dimethyl-4-oxopyrido[3',2':4,5]thieno[3,2-d]pyrimidin-3(4H)-yl)acetamide1040662-36-9C18H20N4O2S
Frequently asked questions
What is the molar mass of C18H20N4O2S?
The molar mass of C18H20N4O2S is 356.44 g/mol, calculated from standard atomic weights for 18 carbon atoms, 20 hydrogen atoms, 4 nitrogen atoms, 2 oxygen atoms and 1 sulfur atom. The monoisotopic mass is 356.1307 Da.
How many compounds have the formula C18H20N4O2S?
CompoundList lists 248 compounds with the molecular formula C18H20N4O2S, including 2-(N-Ethyl-p-((6-methoxybenzothiazol-2-yl)azo)anilino)ethanol, 3-Methyl-8-(3-phenylpropylsulfanyl)-7-prop-2-enylpurine-2,6-dione, 2-{3-[(3-Methylpiperidin-1-yl)sulfonyl]phenyl}imidazo[1,2-a]pyrimidine. 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 C18H20N4O2S?
C18H20N4O2S has a degree of unsaturation of 11. 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.