Molecular formula
C18H20N4S
57 compounds have this formula on CompoundList.
- Molar mass
- 324.45g/mol
- Monoisotopic mass
- 324.1409Da
- Atoms
- 43
- Elements
- 4
- Rings plus double bonds
- 11
The formula C18H20N4S describes a molecule made of 18 carbon atoms, 20 hydrogen atoms, 4 nitrogen 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 × 1866.64%12.011 × 18 = 216.198 g/mol
- H Hydrogen × 206.21%1.008 × 20 = 20.160 g/mol
- N Nitrogen × 417.27%14.007 × 4 = 56.028 g/mol
- S Sulfur × 19.88%32.06 × 1 = 32.060 g/mol
Look up another formula
Compounds with the formula C18H20N4S
Isomers we list, best known first. Open one to see its structure, properties, safety data and suppliers.
Showing 1 to 57 of 57 compounds
1-(2-(Acridin-9-ylamino)ethyl)-1,3-dimethylthiourea
CAS 388574-72-9C18H20N4S
![N-(1-Benzylpiperidin-4-yl)thieno[2,3-d]pyrimidin-4-amine chemical structure, C18H20N4S, CAS 678138-99-3](/s/VHNZPOZLUIMVIB-UHFFFAOYSA-N.svg)
N-(1-Benzylpiperidin-4-yl)thieno[2,3-d]pyrimidin-4-amine
CAS 678138-99-3C18H20N4S
![3-[4-(Diethylamino)phenyl]-4-phenyl-1H-1,2,4-triazole-5-thione chemical structure, C18H20N4S, CAS 796067-56-6](/s/FGIGVYKZFBVZRC-UHFFFAOYSA-N.svg)
3-[4-(Diethylamino)phenyl]-4-phenyl-1H-1,2,4-triazole-5-thione
CAS 796067-56-6C18H20N4S
![1-Methyl-4-{2-methyl-6-phenylthieno[2,3-D]pyrimidin-4-YL}piperazine chemical structure, C18H20N4S, CAS 763091-13-0](/s/RYIOABQQQQKPKS-UHFFFAOYSA-N.svg)
1-Methyl-4-{2-methyl-6-phenylthieno[2,3-D]pyrimidin-4-YL}piperazine
CAS 763091-13-0C18H20N4S
![2,7-Dimethyl-N-(pyridin-3-ylmethyl)-5,6,7,8-tetrahydro-[1]benzothiolo[2,3-d]pyrimidin-4-amine chemical structure, C18H20N4S, CAS 790682-07-4](/s/HSTAJKAXKSYTCE-UHFFFAOYSA-N.svg)
2,7-Dimethyl-N-(pyridin-3-ylmethyl)-5,6,7,8-tetrahydro-[1]benzothiolo[2,3-d]pyrimidin-4-amine
CAS 790682-07-4C18H20N4S
2-(5-((2,5-Dimethylbenzyl)thio)-4-ethyl-4H-1,2,4-triazol-3-yl)pyridine
CAS 573948-00-2C18H20N4S
![5,6-Dimethyl-4-(4-phenylpiperazin-1-yl)thieno[2,3-d]pyrimidine chemical structure, C18H20N4S, CAS 327971-27-7](/s/OIARXNUDEFZOLK-UHFFFAOYSA-N.svg)
5,6-Dimethyl-4-(4-phenylpiperazin-1-yl)thieno[2,3-d]pyrimidine
CAS 327971-27-7C18H20N4S
![N,N-Dimethyl-N'-(5,6,7,8-tetrahydro[1]benzothieno[2,3-d]pyrimidin-4-yl)benzene-1,4-diamine chemical structure, C18H20N4S, CAS 401638-62-8](/s/INFLVPGJBQKTPD-UHFFFAOYSA-N.svg)
N,N-Dimethyl-N'-(5,6,7,8-tetrahydro[1]benzothieno[2,3-d]pyrimidin-4-yl)benzene-1,4-diamine
CAS 401638-62-8C18H20N4S
![6-Methyl-4-(4-methylpiperazin-1-yl)-5-phenylthieno[2,3-d]pyrimidine chemical structure, C18H20N4S, CAS 381731-36-8](/s/CQWPCDKKEBUWPK-UHFFFAOYSA-N.svg)
6-Methyl-4-(4-methylpiperazin-1-yl)-5-phenylthieno[2,3-d]pyrimidine
CAS 381731-36-8C18H20N4S
4-N,4-N-diethyl-1-N-(4-pyridin-2-yl-1,3-thiazol-2-yl)benzene-1,4-diamine
CAS 315702-91-1C18H20N4S
N-tert-Butyl-N''-naphthalen-1-yl-N'-1,3-thiazol-2-ylguanidine
CAS 72041-73-7C18H20N4S
Guanidine, N-(1,1-dimethylethyl)-N'-2-naphthalenyl-N''-2-thiazolyl-
CAS 72041-76-0C18H20N4S
![5-Cyclopentyl-N-methyl-3-(thiophen-2-yl)-3H-pyrido[2,3-e][1,4]diazepin-2-amine chemical structure, C18H20N4S, CAS 869558-04-3](/s/QUTZZTQEHSJLRN-UHFFFAOYSA-N.svg)
5-Cyclopentyl-N-methyl-3-(thiophen-2-yl)-3H-pyrido[2,3-e][1,4]diazepin-2-amine
CAS 869558-04-3C18H20N4S
4,6-Pyrimidinediamine, 2-(butylthio)-N-1-naphthalenyl-
CAS 284681-97-6C18H20N4S
2,4-Pyrimidinediamine, 6-(butylthio)-N2-1-naphthalenyl-
CAS 284682-00-4C18H20N4S
![N-[(E)-[4-(Diethylamino)phenyl]methylideneamino]-1,3-benzothiazol-2-amine chemical structure, C18H20N4S, CAS 97509-30-3](/s/FFXOFPUZMCEXIC-CPNJWEJPSA-N.svg)
N-[(E)-[4-(Diethylamino)phenyl]methylideneamino]-1,3-benzothiazol-2-amine
CAS 97509-30-3C18H20N4S
![5-[(4-tert-Butylphenyl)methylsulfanyl]-1-phenyltetrazole chemical structure, C18H20N4S, CAS 296274-75-4](/s/LPWSJGNQGUVPAX-UHFFFAOYSA-N.svg)
5-[(4-tert-Butylphenyl)methylsulfanyl]-1-phenyltetrazole
CAS 296274-75-4C18H20N4S
![2-(1H-1,3-Benzodiazol-2-yl)-3-[4-(dimethylamino)phenyl]propanethioamide chemical structure, C18H20N4S, CAS 1260985-72-5](/s/NRSCREOEOMAPEG-UHFFFAOYSA-N.svg)
2-(1H-1,3-Benzodiazol-2-yl)-3-[4-(dimethylamino)phenyl]propanethioamide
CAS 1260985-72-5C18H20N4S
![N'-(6-Benzyl-3-cyano-4,5,6,7-tetrahydrothieno-[2,3-c]pyridin-2-yl)-N,N-dimethyliminoformamide chemical structure, C18H20N4S, CAS 1092352-17-4](/s/RUBBMRULCUDNQP-DEDYPNTBSA-N.svg)
N'-(6-Benzyl-3-cyano-4,5,6,7-tetrahydrothieno-[2,3-c]pyridin-2-yl)-N,N-dimethyliminoformamide
CAS 1092352-17-4C18H20N4S
![3-[(2,5-Dimethylphenyl)methylthio]-5-(4-methylphenyl)-1,2,4-triazole-4-ylamine chemical structure, C18H20N4S, CAS 675827-77-7](/s/XYQGNGXHEOHCKP-UHFFFAOYSA-N.svg)
3-[(2,5-Dimethylphenyl)methylthio]-5-(4-methylphenyl)-1,2,4-triazole-4-ylamine
CAS 675827-77-7C18H20N4S
![3-[(2,5-Dimethylphenyl)methylthio]-5-(3-methylphenyl)-1,2,4-triazole-4-ylamine chemical structure, C18H20N4S, CAS 577769-06-3](/s/MWQUHNCIBKMMHZ-UHFFFAOYSA-N.svg)
3-[(2,5-Dimethylphenyl)methylthio]-5-(3-methylphenyl)-1,2,4-triazole-4-ylamine
CAS 577769-06-3C18H20N4S
Hydrazinecarbothioamide, 2-(2,6-diphenyl-4-piperidinylidene)-
CAS 502960-94-3C18H20N4S
![2-(2-((2-(Pyrrolidin-1-yl)ethyl)thio)pyridin-3-yl)-1H-benzo[d]imidazole chemical structure, C18H20N4S, CAS 1226459-84-2](/s/PHVXUHNDHURNQD-UHFFFAOYSA-N.svg)
2-(2-((2-(Pyrrolidin-1-yl)ethyl)thio)pyridin-3-yl)-1H-benzo[d]imidazole
CAS 1226459-84-2C18H20N4S
4-Methyl-5-(2-(2-p-tolylpropan-2-yl)-pyrimidin-4-yl)thiazol-2-amine
CAS 1217487-36-9C18H20N4S
- Benzenamine, N,N'-(2,4-diethyl-1,2,4-thiadiazolidine-3,5-diylidene)bis-57204-44-1C18H20N4S
- 5-(4-Cyclohexylphenyl)-2-(methylsulfanyl)[1,2,4]triazolo[1,5-a]pyrimidine861210-27-7C18H20N4S
- 4-(2,3-Dimethylphenyl)-5-((p-tolylamino)methyl)-4H-1,2,4-triazole-3-thiol914207-02-6C18H20N4S
- 1-(2-Phenylethyl)-4-{thieno[2,3-d]pyrimidin-4-yl}piperazine1326515-97-2C18H20N4S
- N'-(6-Benzyl-3-cyano-4,5,6,7-tetrahydrothieno[2,3-c]pyridin-2-yl)-N,N-dimethylformimidamideC18H20N4S
- 1-(6-Methyl-5-phenylthieno[2,3-d]pyrimidin-4-yl)piperidin-4-amine660836-09-9C18H20N4S
- 6-{1-[(5-Methylthiophen-2-yl)methyl]-octahydropyrrolo[2,3-c]pyrrol-5-yl}pyridine-3-carbonitrile2549013-64-9C18H20N4S
- 1-(2-Phenylethyl)-4-{[1,3]thiazolo[4,5-c]pyridin-2-yl}piperazine2640836-19-5C18H20N4S
- N(sup 3),N(sup 5)-Bis(4-methylphenyl)-2,4-dimethyl-1,2,4-thiadiazole-3,5(2H,4H)-diimine64958-77-6C18H20N4S
- N(sup 3),N(sup 5)-Bis(3-methylphenyl)-2,4-dimethyl-1,2,4-thiadiazole-3,5(2H,4H)-diimine118489-23-9C18H20N4S
- 1,2,4,8-Tetraazaspiro[4.5]decane-3-thione, 7,9-diphenyl-597577-97-4C18H20N4S
- N-[3-(1H-Benzimidazol-2-yl)propyl]-N'-(4-methylphenyl)thiourea89334-55-4C18H20N4S
- 5-Methyl-N-[2-(piperidin-1-yl)phenyl]thieno[2,3-d]pyrimidin-4-amine917907-36-9C18H20N4S
- Thiourea, N-cyclopentyl-N'-[4-(2-phenyldiazenyl)phenyl]-905483-71-8C18H20N4S
- 2-(4-{4H,5H,6H,7H-Thieno[3,2-c]pyridin-5-yl}piperidin-1-yl)pyridine-3-carbonitrile2380061-83-4C18H20N4S
- 3-(4-{4H,5H,6H,7H-Thieno[3,2-c]pyridin-5-yl}piperidin-1-yl)pyridine-2-carbonitrile2379987-24-1C18H20N4S
- 6-(4-{4H,5H,6H,7H-Thieno[3,2-c]pyridin-5-yl}piperidin-1-yl)pyridine-2-carbonitrile2379987-23-0C18H20N4S
- 2-Cyclopropyl-1-{1-[(4-methyl-1,3-thiazol-5-yl)methyl]azetidin-3-yl}-1H-1,3-benzodiazole2380084-43-3C18H20N4S
- 1-[1-({4H,5H,6H-Cyclopenta[d][1,3]thiazol-2-yl}methyl)azetidin-3-yl]-2-methyl-1H-1,3-benzodiazole2380088-32-2C18H20N4S
- 2-{4-[(2-Methylpyridin-3-yl)methyl]piperazin-1-yl}-1,3-benzothiazole2781062-58-4C18H20N4S
- 1-[6-Methyl-2-(methylsulfanyl)pyrimidin-4-yl]-4-phenylpiperidine-4-carbonitrile2640874-37-7C18H20N4S
- N-Methyl-N-(1-{thieno[3,2-b]pyridin-7-yl}piperidin-4-yl)pyridin-2-amine2741929-70-2C18H20N4S
- 2-{3-[(2-Ethyl-1H-imidazol-1-yl)methyl]azetidin-1-yl}-4-phenyl-1,3-thiazole2742050-80-0C18H20N4S
- 4-[4-(1-Benzothiophen-4-yl)piperazin-1-yl]-5,6-dimethylpyrimidine2770632-42-1C18H20N4S
- 4-[4-(1-Benzothiophen-4-yl)piperazin-1-yl]-2,6-dimethylpyrimidine2770595-24-7C18H20N4S
- 2-[4-(1-Benzothiophen-4-yl)piperazin-1-yl]-4,6-dimethylpyrimidine2770586-73-5C18H20N4S
- 3-{4-[(4-Methylpyridin-3-yl)methyl]piperazin-1-yl}-1,2-benzothiazole2393185-71-0C18H20N4S
- N-{1-[(1-Benzothiophen-3-yl)methyl]pyrrolidin-3-yl}-N-methylpyrimidin-4-amine3054574-02-3C18H20N4S
- N-{1-[(1-Benzothiophen-3-yl)methyl]pyrrolidin-3-yl}-6-methylpyrimidin-4-amine3054540-81-4C18H20N4S
- N-{1-[(1-Benzothiophen-3-yl)methyl]piperidin-3-yl}pyrimidin-2-amine3054539-50-0C18H20N4S
- N-{1-[(1-Benzothiophen-3-yl)methyl]pyrrolidin-3-yl}-4-methylpyrimidin-2-amine3054618-43-5C18H20N4S
- N-{1-[(1-Benzothiophen-3-yl)methyl]piperidin-3-yl}pyrimidin-4-amine3054548-59-0C18H20N4S
- Thiourea,n-ethyl-n'-[4-(2-imidazo[1,2-a]pyridin-2-ylethyl)phenyl]-128616-37-5C18H20N4S
Frequently asked questions
What is the molar mass of C18H20N4S?
The molar mass of C18H20N4S is 324.45 g/mol, calculated from standard atomic weights for 18 carbon atoms, 20 hydrogen atoms, 4 nitrogen atoms and 1 sulfur atom. The monoisotopic mass is 324.1409 Da.
How many compounds have the formula C18H20N4S?
CompoundList lists 57 compounds with the molecular formula C18H20N4S, including 1-(2-(Acridin-9-ylamino)ethyl)-1,3-dimethylthiourea, N-(1-Benzylpiperidin-4-yl)thieno[2,3-d]pyrimidin-4-amine, 3-[4-(Diethylamino)phenyl]-4-phenyl-1H-1,2,4-triazole-5-thione. 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 C18H20N4S?
C18H20N4S 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.