Molecular formula
C16H18N4O2S
187 compounds have this formula on CompoundList.
- Molar mass
- 330.41g/mol
- Monoisotopic mass
- 330.1150Da
- Atoms
- 41
- Elements
- 5
- Rings plus double bonds
- 10
The formula C16H18N4O2S describes a molecule made of 16 carbon atoms, 18 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 × 1658.16%12.011 × 16 = 192.176 g/mol
- H Hydrogen × 185.49%1.008 × 18 = 18.144 g/mol
- N Nitrogen × 416.96%14.007 × 4 = 56.028 g/mol
- O Oxygen × 29.68%15.999 × 2 = 31.998 g/mol
- S Sulfur × 19.70%32.06 × 1 = 32.060 g/mol
Look up another formula
Compounds with the formula C16H18N4O2S
Isomers we list, best known first. Open one to see its structure, properties, safety data and suppliers.
Showing 101 to 187 of 187 compounds
![7-Methyl-6-oxo-N-(2-(pyridin-4-yl)ethyl)-2,3,4,6-tetrahydropyrimido[2,1-b][1,3]thiazine-3-carboxamide chemical structure, C16H18N4O2S, CAS 1396869-41-2](/s/VFOPHVHUQVYBMV-UHFFFAOYSA-N.svg)
7-Methyl-6-oxo-N-(2-(pyridin-4-yl)ethyl)-2,3,4,6-tetrahydropyrimido[2,1-b][1,3]thiazine-3-carboxamide
CAS 1396869-41-2C16H18N4O2S
N-(5-Ethyl-1,3,4-thiadiazol-2-yl)-3-(7-methoxy-1H-indol-1-yl)propanamide
CAS 1630862-05-3C16H18N4O2S
![4-[8-(Thiophene-3-carbonyl)-5H,6H,7H,8H-pyrido[2,3-d]pyrimidin-2-yl]morpholine chemical structure, C16H18N4O2S, CAS 2192745-95-0](/s/SYZZGXKVNVILIE-UHFFFAOYSA-N.svg)
4-[8-(Thiophene-3-carbonyl)-5H,6H,7H,8H-pyrido[2,3-d]pyrimidin-2-yl]morpholine
CAS 2192745-95-0C16H18N4O2S
N-(4-Acetamidophenyl)-2-(4,6-dimethylpyrimidin-2-yl)sulfanylacetamide
CAS 485374-34-3C16H18N4O2S
Cyanomethyl N-(2-cyano-4,5-dimethoxyphenyl)-1-pyrrolidinecarbimidothioate
CAS 866040-15-5C16H18N4O2S
Febantel impurity 2
CAS 92088-59-0C16H18N4O2S
![2-{7-Ethyl-5-oxo-2H,3H,5H-[1,3]thiazolo[3,2-a]pyrimidin-3-yl}-N-[(pyridin-4-yl)methyl]acetamide chemical structure, C16H18N4O2S, CAS 953009-52-4](/s/VROHGNXCTIWHOM-UHFFFAOYSA-N.svg)
2-{7-Ethyl-5-oxo-2H,3H,5H-[1,3]thiazolo[3,2-a]pyrimidin-3-yl}-N-[(pyridin-4-yl)methyl]acetamide
CAS 953009-52-4C16H18N4O2S
![2-{6,7-Dimethyl-5-oxo-2H,3H,5H-[1,3]thiazolo[3,2-a]pyrimidin-3-yl}-N-[(pyridin-2-yl)methyl]acetamide chemical structure, C16H18N4O2S, CAS 953017-20-4](/s/XKXACROITSIUCG-UHFFFAOYSA-N.svg)
2-{6,7-Dimethyl-5-oxo-2H,3H,5H-[1,3]thiazolo[3,2-a]pyrimidin-3-yl}-N-[(pyridin-2-yl)methyl]acetamide
CAS 953017-20-4C16H18N4O2S
1-(4-(Pyrrolidine-1-carbonyl)thiazol-2-yl)-3-(m-tolyl)urea
CAS 941968-58-7C16H18N4O2S
![N-(6-Ethoxy-3-methylbenzo[d]thiazol-2(3H)-ylidene)-1,5-dimethyl-1H-pyrazole-3-carboxamide chemical structure, C16H18N4O2S, CAS 1173482-21-7](/s/PIPGHCYEWMIUGP-UHFFFAOYSA-N.svg)
N-(6-Ethoxy-3-methylbenzo[d]thiazol-2(3H)-ylidene)-1,5-dimethyl-1H-pyrazole-3-carboxamide
CAS 1173482-21-7C16H18N4O2S
![N-(3-Ethyl-6-methoxybenzo[d]thiazol-2(3H)-ylidene)-1,5-dimethyl-1H-pyrazole-3-carboxamide chemical structure, C16H18N4O2S, CAS 1173516-48-7](/s/KWDJKHRZIQEEOY-UHFFFAOYSA-N.svg)
N-(3-Ethyl-6-methoxybenzo[d]thiazol-2(3H)-ylidene)-1,5-dimethyl-1H-pyrazole-3-carboxamide
CAS 1173516-48-7C16H18N4O2S
![N-(2-(1H-Pyrazol-1-yl)ethyl)-N-(6-methoxybenzo[d]thiazol-2-yl)propionamide chemical structure, C16H18N4O2S, CAS 1171972-15-8](/s/DLMBMRJNDCCSKH-UHFFFAOYSA-N.svg)
N-(2-(1H-Pyrazol-1-yl)ethyl)-N-(6-methoxybenzo[d]thiazol-2-yl)propionamide
CAS 1171972-15-8C16H18N4O2S
![2-(3-Acetamido-4,6-dihydro-2H-thieno[3,4-c]pyrazol-2-yl)-N-benzylacetamide chemical structure, C16H18N4O2S, CAS 1105217-50-2](/s/GKSHVCMZMMVXFU-UHFFFAOYSA-N.svg)
2-(3-Acetamido-4,6-dihydro-2H-thieno[3,4-c]pyrazol-2-yl)-N-benzylacetamide
CAS 1105217-50-2C16H18N4O2S
N-Allyl-2-(2-(3-(m-tolyl)ureido)thiazol-4-yl)acetamide
CAS 921468-95-3C16H18N4O2S
![(E)-N-(3-(2-Ethoxyethyl)benzo[d]thiazol-2(3H)-ylidene)-1-methyl-1H-pyrazole-5-carboxamide chemical structure, C16H18N4O2S, CAS 1173300-92-9](/s/OWLCYSMHLIRSRD-UHFFFAOYSA-N.svg)
(E)-N-(3-(2-Ethoxyethyl)benzo[d]thiazol-2(3H)-ylidene)-1-methyl-1H-pyrazole-5-carboxamide
CAS 1173300-92-9C16H18N4O2S
![(Z)-3-Methoxy-1-methyl-N-(3,5,6-trimethylbenzo[d]thiazol-2(3H)-ylidene)-1H-pyrazole-4-carboxamide chemical structure, C16H18N4O2S, CAS 1173480-10-8](/s/STIQQVUMXOUNTE-UHFFFAOYSA-N.svg)
(Z)-3-Methoxy-1-methyl-N-(3,5,6-trimethylbenzo[d]thiazol-2(3H)-ylidene)-1H-pyrazole-4-carboxamide
CAS 1173480-10-8C16H18N4O2S
![N-(1-Cyanocycloheptyl)-2-{4-oxo-3H,4H-thieno[3,2-d]pyrimidin-3-yl}acetamide chemical structure, C16H18N4O2S, CAS 1197560-20-5](/s/BMLLZNPKPVGJNR-UHFFFAOYSA-N.svg)
N-(1-Cyanocycloheptyl)-2-{4-oxo-3H,4H-thieno[3,2-d]pyrimidin-3-yl}acetamide
CAS 1197560-20-5C16H18N4O2S
N-(1-Cyanobutyl)-3-ethyl-4-oxo-2-sulfanyl-3,4-dihydroquinazoline-7-carboxamide
CAS 1259046-98-4C16H18N4O2S
4-Amino-N-benzyl-3-(pyrrolidine-1-carbonyl)isothiazole-5-carboxamide
CAS 1286712-98-8C16H18N4O2S
![N-(2-(Dimethylamino)ethyl)-2-(benzo[d]isoxazol-3-yl)-4-methylthiazole-5-carboxamide chemical structure, C16H18N4O2S, CAS 1407715-49-4](/s/JLOYXABXNJCBJF-UHFFFAOYSA-N.svg)
N-(2-(Dimethylamino)ethyl)-2-(benzo[d]isoxazol-3-yl)-4-methylthiazole-5-carboxamide
CAS 1407715-49-4C16H18N4O2S
![1-(4-Oxo-5,6,7,8-tetrahydro-4H-thiazolo[5,4-c]azepin-2-yl)-3-phenethylurea chemical structure, C16H18N4O2S, CAS 1797641-30-5](/s/LMGLCNZEEUFCDX-UHFFFAOYSA-N.svg)
1-(4-Oxo-5,6,7,8-tetrahydro-4H-thiazolo[5,4-c]azepin-2-yl)-3-phenethylurea
CAS 1797641-30-5C16H18N4O2S
![N-(1-Cyanocyclohexyl)-3-[3-(thiophen-2-yl)-1,2,4-oxadiazol-5-yl]propanamide chemical structure, C16H18N4O2S, CAS 1423185-07-2](/s/AKAHYRFRLYUUPT-UHFFFAOYSA-N.svg)
N-(1-Cyanocyclohexyl)-3-[3-(thiophen-2-yl)-1,2,4-oxadiazol-5-yl]propanamide
CAS 1423185-07-2C16H18N4O2S
4-(1-(4-Methoxybenzyl)-3-(methoxymethyl)-1H-pyrazol-4-yl)thiazol-2-amine
CAS 1355335-68-0C16H18N4O2S
4-(1-(4-Methoxybenzyl)-5-(methoxymethyl)-1H-pyrazol-4-yl)thiazol-2-amine
CAS 1355335-67-9C16H18N4O2S
- N-(2-Methyl-3-oxo-2,3,5,6,7,8-hexahydrocinnolin-6-yl)-2-(methylthio)nicotinamide2034320-19-7C16H18N4O2S
- N-(2-(Methylthio)phenyl)-6-morpholinopyrimidine-4-carboxamide1903188-39-5C16H18N4O2S
- N-(2-(1H-Pyrazol-1-yl)-2-(thiophen-2-yl)ethyl)-2-(3,5-dimethylisoxazol-4-yl)acetamide2034344-70-0C16H18N4O2S
- 6-(3-(6,7-Dihydrothieno[3,2-c]pyridin-5(4H)-yl)azetidine-1-carbonyl)-2-methylpyridazin-3(2H)-one2034293-76-8C16H18N4O2S
- 4-{[3-(1-Methyl-1H-pyrazol-3-yl)piperidin-1-yl]sulfonyl}benzonitrile2178772-19-3C16H18N4O2S
- 2-{[3-(1-Methyl-1H-pyrazol-3-yl)piperidin-1-yl]sulfonyl}benzonitrile2197713-85-0C16H18N4O2S
- N-(2-(3,5-Dimethyl-1H-pyrazol-1-yl)-2-(thiophen-3-yl)ethyl)-5-methylisoxazole-3-carboxamide2034346-77-3C16H18N4O2S
- N-(2-(3,5-Dimethyl-4-(thiophen-3-yl)-1H-pyrazol-1-yl)ethyl)-5-methylisoxazole-3-carboxamide2034375-65-8C16H18N4O2S
- N-(2-(3,5-Dimethyl-4-(thiophen-3-yl)-1H-pyrazol-1-yl)ethyl)-5-methylisoxazole-4-carboxamide2034358-08-0C16H18N4O2S
- 2-(3-Cyclopropyl-6-oxopyridazin-1(6H)-yl)-N-(4,5,6,7-tetrahydrobenzo[d]thiazol-2-yl)acetamide2034387-67-0C16H18N4O2S
- 2-(Pyridin-4-ylthio)-1-(3-(pyrimidin-2-yloxy)piperidin-1-yl)ethanone2034621-18-4C16H18N4O2S
- N-(2-(3,5-Dimethyl-1H-pyrazol-1-yl)-2-(thiophen-2-yl)ethyl)-5-methylisoxazole-3-carboxamide2034563-92-1C16H18N4O2S
- N-(2-(3,5-Dimethyl-1H-pyrazol-1-yl)-2-(thiophen-2-yl)ethyl)-5-methylisoxazole-4-carboxamide2034268-98-7C16H18N4O2S
- 1-(2-(3,5-Dimethyl-1H-pyrazol-1-yl)-2-(furan-2-yl)ethyl)-3-(thiophen-2-yl)urea2034543-82-1C16H18N4O2S
- N-(2-(3,5-Dimethyl-4-(thiophen-2-yl)-1H-pyrazol-1-yl)ethyl)-5-methylisoxazole-3-carboxamide2034355-54-7C16H18N4O2S
- 1-((5-(2-Oxopyrrolidin-1-yl)pyridin-3-yl)methyl)-3-(thiophen-2-ylmethyl)urea2034299-64-2C16H18N4O2S
- 2,4-Dimethyl-N-((2-(2-oxopyrrolidin-1-yl)pyridin-4-yl)methyl)thiazole-5-carboxamide2034313-17-0C16H18N4O2S
- 2-(3-Cyclopropyl-6-oxopyridazin-1(6H)-yl)-N-(4-cyclopropylthiazol-2-yl)propanamide2097861-28-2C16H18N4O2S
- 2,2'-Sulfanediylbis(N-phenylethanehydrazonic acid)5436-11-3C16H18N4O2S
- N-(1-Cyanocyclopentyl)-2-{5,6-dimethyl-4-oxo-3H,4H-thieno[2,3-d]pyrimidin-3-yl}acetamide848913-21-3C16H18N4O2S
- N-(1-Cyanocyclopentyl)-2-[(5-methoxy-1H-1,3-benzodiazol-2-yl)sulfanyl]acetamide850092-54-5C16H18N4O2S
- Hydrazinecarboxamide, 2-[5-acetyl-4-methyl-3-(2-propen-1-yl)-2(3H)-thiazolylidene]-N-phenyl-, (2Z)-1071537-61-5C16H18N4O2S
- N-[3-(Acetylamino)phenyl]-2-[(4-methylpyrimidin-2-yl)sulfanyl]propanamide924964-82-9C16H18N4O2S
- 1-(4-(Pyrrolidine-1-carbonyl)thiazol-2-yl)-3-(p-tolyl)urea941988-58-5C16H18N4O2S
- N-(1-Cyano-1-cyclopropylethyl)-2-{6-ethyl-4-oxo-3H,4H-thieno[2,3-d]pyrimidin-3-yl}acetamide1062088-81-6C16H18N4O2S
- N-(1-Cyanocyclopentyl)-2-{6-ethyl-4-oxo-3H,4H-thieno[2,3-d]pyrimidin-3-yl}acetamide1197625-50-5C16H18N4O2S
- N-[2-Methyl-1-([1,2,4]triazolo[4,3-a]pyridin-3-yl)propyl]benzenesulfonamide1040699-84-0C16H18N4O2S
- 1-[(3-Methylphenyl)carbonyl]-N-(5-methyl-1,3,4-thiadiazol-2-yl)prolinamide1268331-74-3C16H18N4O2S
- 2-[6-Oxo-3-(thiomorpholin-4-yl)pyridazin-1(6H)-yl]-N-phenylacetamide1324087-81-1C16H18N4O2S
- 4-Acetamido-N-(1-(thiazol-2-yl)pyrrolidin-3-yl)benzamide1797709-55-7C16H18N4O2S
- N-(4,6-Dimethylpyrimidin-2-yl)-6-((tetrahydrothiophen-3-yl)oxy)nicotinamide2034432-30-7C16H18N4O2S
- N,N-Dimethyl-2-(4-(5-(thiazol-5-ylmethyl)-1,2,4-oxadiazol-3-yl)phenoxy)ethan-1-amine2094905-08-3C16H18N4O2S
- 1-{[2-(2-Oxopyrrolidin-1-yl)pyridin-4-yl]methyl}-3-[(thiophen-2-yl)methyl]urea2097929-11-6C16H18N4O2S
- 3-{3-[(Dimethylamino)methyl]-1,2-benzoxazol-5-yl}-1-[(thiophen-2-yl)methyl]urea2379984-29-7C16H18N4O2S
- 4-[3-(1-Methylpyrazol-4-yl)piperidin-1-yl]sulfonylbenzonitrile2320537-40-2C16H18N4O2S
- (E)-2-Cyano-3-[1-(2-methoxyethyl)-2,5-dimethylpyrrol-3-yl]-N-(1,2-thiazol-3-yl)prop-2-enamide2249693-57-8C16H18N4O2S
- 1-Cyclopropyl-3-[[5-(2-hydroxyphenyl)-1H-1,2,4-triazol-3-yl]sulfanylmethyl]-3-methylazetidin-2-one2248876-42-6C16H18N4O2S
- N-[2-(Furan-2-yl)-2-(morpholin-4-yl)ethyl]thieno[3,2-d]pyrimidin-4-amine2380189-37-5C16H18N4O2S
- 2-{3-[(1H-Imidazol-1-yl)methyl]azetidin-1-yl}-4,7-dimethoxy-1,3-benzothiazole2549035-55-2C16H18N4O2S
- 7-[4-(Propan-2-yl)-1,3-benzothiazol-2-yl]-1,3,7-triazaspiro[4.4]nonane-2,4-dione2640977-78-0C16H18N4O2S
- 3,5-Dimethyl-N-{2-[5-(1-methyl-1H-pyrazol-4-yl)thiophen-2-yl]ethyl}-1,2-oxazole-4-carboxamide2640955-84-4C16H18N4O2S
- 1-(2,5-Dimethylphenyl)-N-(5-methyl-1,3,4-thiadiazol-2-yl)-5-oxopyrrolidine-3-carboxamide839690-46-9C16H18N4O2S
- Benzenesulfonamide, N-[2-azido-1-(4-methylphenyl)ethyl]-4-methyl-400851-21-0C16H18N4O2S
- 1-(4-Methyl-5-(pyrrolidine-1-carbonyl)thiazol-2-yl)-3-phenylurea941915-90-8C16H18N4O2S
- N-(5-Benzyl-1,4,5,6-tetrahydro-1,3,5-triazin-2-yl)benzenesulfonamide1030466-59-1C16H18N4O2S
- N-Cyclopropyl-2-(2-(3-(m-tolyl)ureido)thiazol-4-yl)acetamide921486-53-5C16H18N4O2S
- (5-(6-(Tetrahydro-2H-pyran-4-ylamino)imidazo[1,2-b]pyridazin-3-yl)thiophen-2-yl)methanol1012345-37-7C16H18N4O2S
- 6-Cyano-N-(2,2-dimethylpropyl)-N-(pyridin-2-yl)pyridine-3-sulfonamide2249226-78-4C16H18N4O2S
- N-[1-(5-Methyl-1,3,4-thiadiazol-2-yl)azetidin-3-yl]-3,4-dihydro-2H-1-benzopyran-2-carboxamide2415584-81-3C16H18N4O2S
- 2-{1-[3-(Methoxymethyl)-1,2,4-thiadiazol-5-yl]piperidin-3-yl}-1,3-benzoxazole2415568-87-3C16H18N4O2S
- 8-(Butylsulfanyl)-3,10-dimethylbenzo[g]pteridine-2,4(3H,10H)-dione91668-29-0C16H18N4O2S
- 6-(2,5-Dimethoxybenzyl)-2-(methylthio)-7H-pyrrolo[2,3-d]pyrimidin-4-amine1404364-60-8C16H18N4O2S
- 3-[3-[(2-Ethylimidazol-1-yl)methyl]azetidin-1-yl]-1,2-benzothiazole 1,1-dioxide2742021-90-3C16H18N4O2S
- 6-(3-Cyclohexyl-1,2,4-oxadiazol-5-yl)-3,5-dimethyl-3H,4H-thieno[2,3-d]pyrimidin-4-one2741918-89-6C16H18N4O2S
- 8-(4,5-Dimethyl-1,3-benzothiazol-2-yl)-1,3,8-triazaspiro[4.5]decane-2,4-dione2770583-50-9C16H18N4O2S
- 8-(4-Ethyl-1,3-benzothiazol-2-yl)-1,3,8-triazaspiro[4.5]decane-2,4-dione2770634-83-6C16H18N4O2S
- tert-Butyl N-[4-cyano-3-(methylsulfanyl)-1-phenyl-1H-pyrazol-5-yl]carbamate2680841-84-1C16H18N4O2S
- tert-Butyl N-(2-cyanopyridin-4-yl)-N-[(4-methyl-1,3-thiazol-2-yl)methyl]carbamate2680763-27-1C16H18N4O2S
- tert-Butyl N-[4-(cyanosulfanyl)-3-methyl-1-phenyl-1H-pyrazol-5-yl]carbamate2680903-14-2C16H18N4O2S
- 4-(Pyrazin-2-yl)-2-{4H,5H,6H,7H-thieno[3,2-c]pyridine-5-carbonyl}morpholine3054555-69-7C16H18N4O2S
- 1-[4-(5-Methyl-1,3,4-thiadiazol-2-yl)morpholine-2-carbonyl]-2,3-dihydro-1H-indole3054631-29-4C16H18N4O2S
- 1-[4-(3-Methyl-1,2,4-thiadiazol-5-yl)morpholine-2-carbonyl]-2,3-dihydro-1H-indole3054560-65-2C16H18N4O2S
- 2-[(1R,9S)-6-Oxo-7,11-diazatricyclo[7.3.1.0(2),]trideca-2,4-dien-11-yl]-N-(1,3-thiazol-2-yl)acetamide916587-91-2C16H18N4O2S
Frequently asked questions
What is the molar mass of C16H18N4O2S?
The molar mass of C16H18N4O2S is 330.41 g/mol, calculated from standard atomic weights for 16 carbon atoms, 18 hydrogen atoms, 4 nitrogen atoms, 2 oxygen atoms and 1 sulfur atom. The monoisotopic mass is 330.1150 Da.
How many compounds have the formula C16H18N4O2S?
CompoundList lists 187 compounds with the molecular formula C16H18N4O2S, including 7-Methyl-6-oxo-N-(2-(pyridin-4-yl)ethyl)-2,3,4,6-tetrahydropyrimido[2,1-b][1,3]thiazine-3-carboxamide, N-(5-Ethyl-1,3,4-thiadiazol-2-yl)-3-(7-methoxy-1H-indol-1-yl)propanamide, 4-[8-(Thiophene-3-carbonyl)-5H,6H,7H,8H-pyrido[2,3-d]pyrimidin-2-yl]morpholine. 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 C16H18N4O2S?
C16H18N4O2S 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.