Molecular formula
C16H18N4S
54 compounds have this formula on CompoundList.
- Molar mass
- 298.41g/mol
- Monoisotopic mass
- 306.1754Da
- Atoms
- 39
- Elements
- 4
- Rings plus double bonds
- 10
The formula C16H18N4S describes a molecule made of 16 carbon atoms, 18 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 × 1664.40%12.011 × 16 = 192.176 g/mol
- H Hydrogen × 186.08%1.008 × 18 = 18.144 g/mol
- N Nitrogen × 418.78%14.007 × 4 = 56.028 g/mol
- S Sulfur × 110.74%32.06 × 1 = 32.060 g/mol
Look up another formula
Compounds with the formula C16H18N4S
Isomers we list, best known first. Open one to see its structure, properties, safety data and suppliers.
Showing 1 to 54 of 54 compounds
Desmethylolanzapine
CAS 161696-76-0C16H18N4S
N-Phenyl-4-(pyridin-2-yl)piperazine-1-carbothioamide
CAS 330865-56-0C16H18N4S
![4-(3,5-Dimethyl-1H-pyrazol-1-yl)-6-methyl-5,6,7,8-tetrahydro[1]benzothieno[2,3-d]pyrimidine chemical structure, C16H18N4S, CAS 384369-16-8](/s/KBWWBGZFDVHMLR-UHFFFAOYSA-N.svg)
4-(3,5-Dimethyl-1H-pyrazol-1-yl)-6-methyl-5,6,7,8-tetrahydro[1]benzothieno[2,3-d]pyrimidine
CAS 384369-16-8C16H18N4S
![1-[(E)-1-(3-Aminophenyl)ethylideneamino]-3-(4-methylphenyl)thiourea chemical structure, C16H18N4S, CAS 324055-38-1](/s/WDZBHAJXLZOEPE-XDHOZWIPSA-N.svg)
1-[(E)-1-(3-Aminophenyl)ethylideneamino]-3-(4-methylphenyl)thiourea
CAS 324055-38-1C16H18N4S
1-(3-Aminophenyl)ethanone N-(3-methylphenyl)thiosemicarbazone
CAS 328024-19-7C16H18N4S
1-(4-Methylphenyl)-5-(pyridin-3-ylmethyl)-1,3,5-triazinane-2-thione
CAS 799803-02-4C16H18N4S
1-Benzyl-5-(pyridin-3-ylmethyl)-1,3,5-triazinane-2-thione
CAS 799802-99-6C16H18N4S
1-Methyl-6-methylsulfanyl-2,4-diphenyl-3H-1,2,4,5-tetrazine
CAS 51808-03-8C16H18N4S
4-(Dimethylamino)benzaldehyde N-phenylthiosemicarbazone
CAS 22043-39-6C16H18N4S
![Dimethyl{2-[(5-phenylthiopheno[3,2-e]pyrimidin-4-yl)amino]ethyl}amine chemical structure, C16H18N4S, CAS 423734-83-2](/s/NYMHRAJDXAJFFX-UHFFFAOYSA-N.svg)
Dimethyl{2-[(5-phenylthiopheno[3,2-e]pyrimidin-4-yl)amino]ethyl}amine
CAS 423734-83-2C16H18N4S
4H-Thieno(3,4-b)(1,5)benzodiazepine, 10-(4-methyl-1-piperazinyl)-
CAS 59681-45-7C16H18N4S
4H-Thieno(3,4-b)(1,4)benzodiazepine, 9-(4-methyl-1-piperazinyl)-
CAS 74137-81-8C16H18N4S
N-(7,10-Dimethylphenothiazin-2-yl)diazenyl-N-methyl-methanamine
CAS 79226-54-3C16H18N4S
4H-Thieno(3,2-b)(1,5)benzodiazepine, 10-(4-methyl-1-piperazinyl)-
CAS 61354-12-9C16H18N4S
![1-(3,4-Dimethylphenyl)-7-(ethylsulfanyl)-4-methyl-1H-pyrazolo[3,4-d]pyridazine chemical structure, C16H18N4S, CAS 1105203-66-4](/s/GWZOKYHFIDVYEG-UHFFFAOYSA-N.svg)
1-(3,4-Dimethylphenyl)-7-(ethylsulfanyl)-4-methyl-1H-pyrazolo[3,4-d]pyridazine
CAS 1105203-66-4C16H18N4S
![7-(sec-Butylthio)-4-methyl-1-phenyl-1H-pyrazolo[3,4-d]pyridazine chemical structure, C16H18N4S, CAS 1105235-13-9](/s/CTZHXJSDMFQBED-UHFFFAOYSA-N.svg)
7-(sec-Butylthio)-4-methyl-1-phenyl-1H-pyrazolo[3,4-d]pyridazine
CAS 1105235-13-9C16H18N4S
![4-(3,5-Dimethyl-1H-pyrazol-1-yl)-7-methyl-5,6,7,8-tetrahydro[1]benzothieno[2,3-d]pyrimidine chemical structure, C16H18N4S, CAS 374693-88-6](/s/UDRRUMXXVNYHDY-UHFFFAOYSA-N.svg)
4-(3,5-Dimethyl-1H-pyrazol-1-yl)-7-methyl-5,6,7,8-tetrahydro[1]benzothieno[2,3-d]pyrimidine
CAS 374693-88-6C16H18N4S
![4-(3,5-Dimethyl-1H-pyrazol-1-yl)-2-methyl-5,6,7,8-tetrahydro[1]benzothieno[2,3-d]pyrimidine chemical structure, C16H18N4S, CAS 301675-71-8](/s/HEMUYMALRGJHAO-UHFFFAOYSA-N.svg)
4-(3,5-Dimethyl-1H-pyrazol-1-yl)-2-methyl-5,6,7,8-tetrahydro[1]benzothieno[2,3-d]pyrimidine
CAS 301675-71-8C16H18N4S
N-Demethyl olanzapine-d8
CAS 786686-82-6C16H18N4S
![6-Cyclohexyl-3-(3-methylphenyl)-[1,2,4]triazolo[3,4-b][1,3,4]thiadiazole chemical structure, C16H18N4S, CAS 578757-43-4](/s/ZHQFCMVMSKHBAP-UHFFFAOYSA-N.svg)
6-Cyclohexyl-3-(3-methylphenyl)-[1,2,4]triazolo[3,4-b][1,3,4]thiadiazole
CAS 578757-43-4C16H18N4S
![1-(3,4-Dimethylphenyl)-4-isopropyl-1H-pyrazolo[3,4-d]pyridazine-7-thiol chemical structure, C16H18N4S, CAS 1105198-01-3](/s/OQQVCBBDMDGQDA-UHFFFAOYSA-N.svg)
1-(3,4-Dimethylphenyl)-4-isopropyl-1H-pyrazolo[3,4-d]pyridazine-7-thiol
CAS 1105198-01-3C16H18N4S
![2-[4-(Cyclohexylamino)quinazolin-2-yl]sulfanylacetonitrile chemical structure, C16H18N4S, CAS 1023481-81-3](/s/KUZXPPYNZTUSEA-UHFFFAOYSA-N.svg)
2-[4-(Cyclohexylamino)quinazolin-2-yl]sulfanylacetonitrile
CAS 1023481-81-3C16H18N4S
4H-Thieno(3,2-b)(1,4)benzodiazepine, 9-(4-methyl-1-piperazinyl)-
CAS 74137-74-9C16H18N4S
![1-[(E)-1-(4-Aminophenyl)ethylideneamino]-3-(3-methylphenyl)thiourea chemical structure, C16H18N4S, CAS 324055-06-3](/s/FYAPTQTVIUQTEA-XDHOZWIPSA-N.svg)
1-[(E)-1-(4-Aminophenyl)ethylideneamino]-3-(3-methylphenyl)thiourea
CAS 324055-06-3C16H18N4S
- N-(2-(3-(Allylsulfanyl)-6-methyl-1,2,4-triazin-5-yl)vinyl)-4-methylaniline477865-91-1C16H18N4S
- 4-(Butylamino)-2-(methylsulfanyl)-6-phenyl-5-pyrimidinecarbonitrile950336-82-0C16H18N4S
- 2-((4-(5-Methyl-1,3,4-thiadiazol-2-yl)piperidin-1-yl)methyl)benzonitrile1396679-81-4C16H18N4S
- 3-Ethyl-1-[[2-phenyl-1-(pyridin-2-yl)ethylidene]amino]thiourea1486567-42-3C16H18N4S
- 6-Phenyl-5-(piperazin-1-ylmethyl)imidazo[2,1-b]thiazole727975-60-2C16H18N4S
- 3-Butan-2-ylsulfanyl-5-prop-2-enyl-[1,2,4]triazino[5,6-b]indole522651-23-6C16H18N4S
- 5,7-Dimethyl-2-[(3-phenylpropyl)sulfanyl][1,2,4]triazolo[1,5-a]pyrimidine866135-89-9C16H18N4S
- Hydrazinecarbothioamide, N-ethyl-2-[(3-methyl-4-phenyl-2-pyridinyl)methylene]-76609-52-4C16H18N4S
- 4-Pyrimidineethanethioamide, alpha-((dimethylamino)methylene)-6-methyl-N-phenyl-97189-36-1C16H18N4S
- 2-Benzyl-5-(4-prop-2-ynylpiperazin-1-yl)-1,3,4-thiadiazole1607287-13-7C16H18N4S
- N-[(E)-2-[(2E)-2-(Phenylhydrazinylidene)ethyl]sulfanylethylideneamino]aniline40227-35-8C16H18N4S
- 5-{2-[(2,3-Dihydro-1H-inden-1-yl)(prop-2-yn-1-yl)amino]ethyl}-1,3,4-thiadiazol-2-amine1798724-77-2C16H18N4S
- 4-Ethyl-2-{3-[(1H-imidazol-1-yl)methyl]azetidin-1-yl}-1,3-benzothiazole2548979-59-3C16H18N4S
- 6-Methyl-2-{3-[(4-methyl-1H-pyrazol-1-yl)methyl]azetidin-1-yl}-1,3-benzothiazole2549037-30-9C16H18N4S
- 2-{3-[(1H-Imidazol-1-yl)methyl]azetidin-1-yl}-4,5-dimethyl-1,3-benzothiazole2549000-13-5C16H18N4S
- 2-{3-[(1H-Imidazol-1-yl)methyl]azetidin-1-yl}-4,6-dimethyl-1,3-benzothiazole2549056-57-5C16H18N4S
- 6-Methyl-2-{3-[(2-methyl-1H-imidazol-1-yl)methyl]azetidin-1-yl}-1,3-benzothiazole2640874-18-4C16H18N4S
- Thiourea, N-(1-methylethyl)-N'-[4-(2-phenyldiazenyl)phenyl]-485339-54-6C16H18N4S
- Thiourea, N-[4-(2-phenyldiazenyl)phenyl]-N'-propyl-894504-91-7C16H18N4S
- 2-Methyl-1-{1-[(2-methyl-1,3-thiazol-4-yl)methyl]azetidin-3-yl}-1H-1,3-benzodiazole2380178-04-9C16H18N4S
- 2-(Propan-2-yl)-1-[1-(1,3-thiazol-2-yl)azetidin-3-yl]-1H-1,3-benzodiazole2415585-84-9C16H18N4S
- 4-[2-(5-Hexyl-2-thienyl)ethenyl]-1,3,5-triazine-2-carbonitrile1631735-43-7C16H18N4S
- 3-Ethyl-1-{[2-phenyl-1-(pyridin-2-yl)ethylidene]amino}thioureaC16H18N4S
- 1-Ethyl-3-[(2-phenyl-1-pyridin-2-ylethylidene)amino]thioureaC16H18N4S
- 6-Ethyl-2-{3-[(1H-imidazol-1-yl)methyl]azetidin-1-yl}-1,3-benzothiazole2549001-13-8C16H18N4S
- 4-Methyl-2-{3-[(2-methyl-1H-imidazol-1-yl)methyl]azetidin-1-yl}-1,3-benzothiazole2640814-97-5C16H18N4S
- 2-Ethyl-1-[(1-{thieno[3,2-b]pyridin-7-yl}azetidin-3-yl)methyl]-1H-imidazole2742012-78-6C16H18N4S
- 2-{3-[(2-Ethyl-1H-imidazol-1-yl)methyl]azetidin-1-yl}-1,3-benzothiazole2742014-92-0C16H18N4S
- 2-Ethyl-1-[(1-{thieno[3,2-c]pyridin-4-yl}azetidin-3-yl)methyl]-1H-imidazole2742058-58-6C16H18N4S
- 1-[1-(4-Aminophenyl)ethylideneamino]-3-(4-methylphenyl)thiourea316130-15-1C16H18N4S
Frequently asked questions
What is the molar mass of C16H18N4S?
The molar mass of C16H18N4S is 298.41 g/mol, calculated from standard atomic weights for 16 carbon atoms, 18 hydrogen atoms, 4 nitrogen atoms and 1 sulfur atom. The monoisotopic mass is 306.1754 Da.
How many compounds have the formula C16H18N4S?
CompoundList lists 54 compounds with the molecular formula C16H18N4S, including Desmethylolanzapine, N-Phenyl-4-(pyridin-2-yl)piperazine-1-carbothioamide, 4-(3,5-Dimethyl-1H-pyrazol-1-yl)-6-methyl-5,6,7,8-tetrahydro[1]benzothieno[2,3-d]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 C16H18N4S?
C16H18N4S 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.