Molecular formula
C18H16N2O2S
233 compounds have this formula on CompoundList.
- Molar mass
- 324.40g/mol
- Monoisotopic mass
- 324.0932Da
- Atoms
- 39
- Elements
- 5
- Rings plus double bonds
- 12
The formula C18H16N2O2S describes a molecule made of 18 carbon atoms, 16 hydrogen atoms, 2 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 × 1866.65%12.011 × 18 = 216.198 g/mol
- H Hydrogen × 164.97%1.008 × 16 = 16.128 g/mol
- N Nitrogen × 28.64%14.007 × 2 = 28.014 g/mol
- O Oxygen × 29.86%15.999 × 2 = 31.998 g/mol
- S Sulfur × 19.88%32.06 × 1 = 32.060 g/mol
Look up another formula
Compounds with the formula C18H16N2O2S
Isomers we list, best known first. Open one to see its structure, properties, safety data and suppliers.
Showing 1 to 100 of 233 compounds
![1-(3-((5,6,7,8-Tetrahydrobenzo[4,5]thieno[2,3-d]pyrimidin-4-yl)oxy)phenyl)ethan-1-one chemical structure, C18H16N2O2S, CAS 298207-77-9](/s/STAQHFQLHGDVFW-UHFFFAOYSA-N.svg)
1-(3-((5,6,7,8-Tetrahydrobenzo[4,5]thieno[2,3-d]pyrimidin-4-yl)oxy)phenyl)ethan-1-one
CAS 298207-77-9C18H16N2O2S
3-Ethyl-2-((2-oxo-2-phenylethyl)thio)quinazolin-4(3H)-one
CAS 324578-69-0C18H16N2O2S
6-Benzylsulfanyl-4-(5-methylfuran-2-yl)-2-oxo-3,4-dihydro-1H-pyridine-5-carbonitrile
CAS 332051-52-2C18H16N2O2S
1-(2-Furanylmethyl)-3-(4-phenoxyphenyl)thiourea
CAS 502977-14-2C18H16N2O2S
Benzyl(phenylsulfonyl)-2-pyridylamine
CAS 330466-84-7C18H16N2O2S
![5-Methoxy-4-[(2-methoxyphenyl)sulfanyl]-2-phenylpyrimidine chemical structure, C18H16N2O2S, CAS 477872-60-9](/s/VDPSZTZMXHJHPN-UHFFFAOYSA-N.svg)
5-Methoxy-4-[(2-methoxyphenyl)sulfanyl]-2-phenylpyrimidine
CAS 477872-60-9C18H16N2O2S
![2-[2-(3,4-Dimethylphenyl)-2-oxoethyl]sulfanyl-1H-quinazolin-4-one chemical structure, C18H16N2O2S, CAS 332169-74-1](/s/XCDCMVVTDMYURR-UHFFFAOYSA-N.svg)
2-[2-(3,4-Dimethylphenyl)-2-oxoethyl]sulfanyl-1H-quinazolin-4-one
CAS 332169-74-1C18H16N2O2S
N-(4-Biphenyl-4-yl-thiazol-2-yl)-2-methoxy-acetamide
CAS 691860-74-9C18H16N2O2S
2-(1,3-Benzoxazol-2-ylsulfanyl)-1-(2-methyl-2,3-dihydroindol-1-yl)ethanone
CAS 386764-73-4C18H16N2O2S
3-(1-Benzylbenzimidazol-2-yl)sulfanyloxolan-2-one
CAS 694517-39-0C18H16N2O2S
![2-[2-(Morpholine-4-carbonyl)phenyl]sulfanylbenzonitrile chemical structure, C18H16N2O2S, CAS 5791-76-4](/s/WECBKJZBBBAEMK-UHFFFAOYSA-N.svg)
2-[2-(Morpholine-4-carbonyl)phenyl]sulfanylbenzonitrile
CAS 5791-76-4C18H16N2O2S
8-(3,4-Dihydro-2H-quinolin-1-ylsulfonyl)quinoline
CAS 94209-40-2C18H16N2O2S
4-(4-Methylphenyl)-N-pyridin-3-ylbenzenesulfonamide
CAS 667913-36-2C18H16N2O2S
![N-[4-[(5-Phenyl-1,3-oxazol-2-yl)methylsulfanyl]phenyl]acetamide chemical structure, C18H16N2O2S, CAS 852957-62-1](/s/DYBUCUJMJZSHFV-UHFFFAOYSA-N.svg)
N-[4-[(5-Phenyl-1,3-oxazol-2-yl)methylsulfanyl]phenyl]acetamide
CAS 852957-62-1C18H16N2O2S
![(E)-N-[(4-Acetylphenyl)carbamothioyl]-3-phenylprop-2-enamide chemical structure, C18H16N2O2S, CAS 412963-67-8](/s/GUEQNBQXPIJJTA-KPKJPENVSA-N.svg)
(E)-N-[(4-Acetylphenyl)carbamothioyl]-3-phenylprop-2-enamide
CAS 412963-67-8C18H16N2O2S
2-(Allylthio)-1-(phenoxyacetyl)-1H-benzimidazole
CAS 373375-80-5C18H16N2O2S
![2-(3,4-Dihydroisoquinolin-2(1H)-yl)-6,7-dihydro[1,4]dioxino[2,3-f][1,3]benzothiazole chemical structure, C18H16N2O2S, CAS 863001-70-1](/s/NVDWWSHDXUMSNQ-UHFFFAOYSA-N.svg)
2-(3,4-Dihydroisoquinolin-2(1H)-yl)-6,7-dihydro[1,4]dioxino[2,3-f][1,3]benzothiazole
CAS 863001-70-1C18H16N2O2S
2-Methoxy-4-methylsulfanyl-N-quinolin-6-ylbenzamide
CAS 696628-72-5C18H16N2O2S
![N-[Ethyl(naphthalen-1-yl)carbamothioyl]furan-2-carboxamide chemical structure, C18H16N2O2S, CAS 748774-40-5](/s/HPHWNYDISAUZPJ-UHFFFAOYSA-N.svg)
N-[Ethyl(naphthalen-1-yl)carbamothioyl]furan-2-carboxamide
CAS 748774-40-5C18H16N2O2S
4-(2-Methylbenzoyl)-N-(2-thienylmethyl)-1H-pyrrole-2-carboxamide
CAS 478249-54-6C18H16N2O2S
![N-{3-Cyano-4-[(4-methylphenyl)sulfinyl]phenyl}cyclopropanecarboxamide chemical structure, C18H16N2O2S, CAS 477710-05-7](/s/OFDQKXIWXDVRRQ-UHFFFAOYSA-N.svg)
N-{3-Cyano-4-[(4-methylphenyl)sulfinyl]phenyl}cyclopropanecarboxamide
CAS 477710-05-7C18H16N2O2S
2-Benzyl-N-(4-methoxyphenyl)-1,3-thiazole-4-carboxamide
CAS 477872-91-6C18H16N2O2S
5-Benzoyl-4-(4-hydroxyphenyl)-6-methyl-1,2,3,4-tetrahydropyrimidine-2-thione
CAS 735300-60-4C18H16N2O2S
N-(5-Methyl-4-phenyl-1,3-thiazol-2-yl)-2-phenoxyacetamide
CAS 72192-51-9C18H16N2O2S
- 2-[(4-Methoxyphenyl)methyl]-N-phenyl-1,3-thiazole-4-carboxamide478030-34-1C18H16N2O2S
- 2-[(4,5-Diphenyl-1,3-oxazol-2-yl)sulfanyl]-N-methylacetamide565439-67-0C18H16N2O2S
- 1-(4-Methoxyphenyl)-3-(4-(methylsulfanyl)phenyl)-1H-pyrazole-4-carbaldehyde618101-66-9C18H16N2O2S
- N'-[(4-Methoxy-1-naphthyl)methylene]-3-methyl-2-thiophenecarbohydrazide444932-90-5C18H16N2O2S
- 5-Methoxy-4-[(4-methoxyphenyl)sulfanyl]-2-phenylpyrimidine477872-59-6C18H16N2O2S
- 8-((3,4-Dihydroisoquinolin-2(1H)-yl)sulfonyl)quinoline94209-39-9C18H16N2O2S
- 5-Ethoxy-11-phenyl-10-thia-1,8-diazatricyclo[7.4.0.0^{2,7}]trideca-2(7),3,5,8-tetraen-13-one326889-45-6C18H16N2O2S
- 2-[(4,5-Diphenyl-1H-imidazol-2-yl)thio]-propanoic acid50677-46-8C18H16N2O2S
- N-[4-(Phenylamino)phenyl]benzenesulfonamide83482-80-8C18H16N2O2S
- 3-(4-Methoxyphenyl)-2-prop-2-enylsulfanylquinazolin-4-one1043-05-6C18H16N2O2S
- (2E)-N-(6-Ethoxybenzothiazol-2-yl)-3-phenylprop-2-enamide315232-46-3C18H16N2O2S
- N-(4-Methoxyphenyl)-2-quinolin-8-ylsulfanylacetamide311776-53-1C18H16N2O2S
- N-(7-Hydroxy-1-naphthyl)-N'-[3-(methylthio)phenyl]urea199929-52-7C18H16N2O2S
- (E)-N-(1,3-Benzothiazol-2-yl)-3-(4-ethoxyphenyl)prop-2-enamide1415662-61-1C18H16N2O2S
- 2-(4-Methoxyphenyl)-N-(4-phenyl-1,3-thiazol-2-yl)acetamide519149-99-6C18H16N2O2S
- 1-Methyl-3'-(3-methylphenyl)-1,2-dihydrospiro[indole-3,2'-[1,3]thiazolidine]-2,4'-dione894564-55-7C18H16N2O2S
- 4-{[4-(2,4-Dimethylphenyl)-1,3-thiazol-2-yl]amino}benzoic acid443747-47-5C18H16N2O2S
- 1-Phenacyl-3-(thiiran-2-ylmethyl)benzimidazol-2-one309274-33-7C18H16N2O2S
- N-[4-(4-Methoxy-3-methylphenyl)-1,3-thiazol-2-yl]benzamide317853-95-5C18H16N2O2S
- Piritetrate88569-82-8C18H16N2O2S
- 2-[(4-Methylphenoxy)methyl]-N-(1,3-thiazol-2-yl)benzamide632292-40-1C18H16N2O2S
- 4-{[4-(3,4-Dimethylphenyl)-1,3-thiazol-2-yl]amino}benzoic acid443747-48-6C18H16N2O2S
- Methyl 2-(3-phenyl-2-phenylimino-1,3-thiazol-4-yl)acetate327090-87-9C18H16N2O2S
- 4-[(E)-2-{4,6-Dioxa-10-thia-12-azatricyclo[7.3.0.0^{3,7}]dodeca-1(9),2,7,11-tetraen-11-yl}ethenyl]-N,N-dimethylaniline306279-40-3C18H16N2O2S
- 2-(2-Oxo-1,3-benzothiazol-3-yl)-N-(2-prop-1-en-2-ylphenyl)acetamide591241-97-3C18H16N2O2S
- (2-Methylsulfanyl-4,5-dihydroimidazol-1-yl)-(9H-xanthen-9-yl)methanone851863-65-5C18H16N2O2S
- N-[2-Amino-5-(thiophen-2-yl)phenyl]-4-methoxybenzamide849234-80-6C18H16N2O2S
- 4-(2,4-Dimethylphenyl)-6-methyl-1,1-dioxo-4H-1lambda6,4-benzothiazine-2-carbonitrile1226444-70-7C18H16N2O2S
- N-(4-Oxo-3,1-benzothiazin-2-yl)-4-phenylbutanamide1439488-21-7C18H16N2O2S
- (Z)-N-(3-(2-Oxo-2-phenylethyl)thiazolidin-2-ylidene)benzamide326908-19-4C18H16N2O2S
- 4-Methoxy-N-(5-methyl-4-phenyl-1,3-thiazol-2-yl)benzamide318513-40-5C18H16N2O2S
- 1-(4-Methoxyphenyl)-2-((3-methylquinoxalin-2-yl)thio)ethanone392313-21-2C18H16N2O2S
- N-(3-Methoxyphenyl)-2-(quinolin-2-ylthio)acetamide670273-97-9C18H16N2O2S
- 5'-Methyl-3-(4-methylphenyl)spiro[1,3-thiazolidine-2,3'-1H-indole]-2',4-dione155425-88-0C18H16N2O2S
- (Z)-3-(4-(Benzyloxy)-3-methoxyphenyl)-2-cyanoprop-2-enethioamide342594-75-6C18H16N2O2S
- 4-Methoxy-N-[4-(2-methyl-1,3-thiazol-4-yl)phenyl]benzamide667911-08-2C18H16N2O2S
- N-[4-(2-Methoxyphenyl)-1,3-thiazol-2-yl]-3-methylbenzamide313241-87-1C18H16N2O2S
- 4-Acetyl-N-(5,6-dimethyl-1,3-benzothiazol-2-yl)benzamide886927-25-9C18H16N2O2S
- Biphenyl-4-sulfonic acid (6-methyl-pyridin-2-yl)-amide433952-19-3C18H16N2O2S
- 1-(2-Methylindolin-1-yl)-2-(5-(thiophen-2-yl)isoxazol-3-yl)ethanone946227-91-4C18H16N2O2S
- 6'-Methyl-3-(4-(methylsulfonyl)phenyl)-2,3'-bipyridine (Etoricoxib Impurity)1350206-14-2C18H16N2O2S
- 1H-Pyrrole, 2,5-dimethyl-1-(4-((4-nitrophenyl)thio)phenyl)-66603-27-8C18H16N2O2S
- 6-Methyl-2-[(3-phenoxyphenyl)methylsulfanyl]-1H-pyrimidin-4-one304661-90-3C18H16N2O2S
- (E)-5-((5-Phenylfuran-2-yl)methylene)-2-(pyrrolidin-1-yl)thiazol-4(5H)-one848056-98-4C18H16N2O2S
- Ethyl 2-((4-(naphthalen-2-yl)pyrimidin-2-yl)thio)acetate937599-98-9C18H16N2O2S
- 3-(2-Methoxyphenyl)-2-prop-2-enylsulfanylquinazolin-4-one1042-80-4C18H16N2O2S
- 2-Methoxy-N-(5-methyl-4-phenyl-1,3-thiazol-2-yl)benzamide318513-41-6C18H16N2O2S
- Ethyl 4-phenyl-2-(phenylamino)thiazole-5-carboxylate204458-32-2C18H16N2O2S
- Darbinurad1877347-38-0C18H16N2O2S
- 2-Methoxy-N-[4-(2-methyl-1,3-thiazol-4-yl)phenyl]benzamide397284-34-3C18H16N2O2S
- Benzenesulfonic acid, 2,2-diphenylhydrazide38554-27-7C18H16N2O2S
- N-(2,3-Dihydro-1H-inden-5-yl)quinoline-8-sulfonamide439934-55-1C18H16N2O2S
- (3-Amino-6,7-dihydro-5H-cyclopenta[b]thieno[3,2-e]pyridin-2-yl)(4-methoxyphenyl)methanone379727-30-7C18H16N2O2S
- Methyl 4-methyl-3-phenyl-2-phenylimino-1,3-thiazole-5-carboxylate84746-35-0C18H16N2O2S
- Ethyl 2-(2-anilino-1,3-thiazol-4-yl)benzenecarboxylate339010-10-5C18H16N2O2S
- N-(4-Naphthalen-1-yl-1,3-thiazol-2-yl)oxolane-2-carboxamide329222-50-6C18H16N2O2S
- (2Z,5Z)-5-(4-Ethylbenzylidene)-2-((4-hydroxyphenyl)imino)thiazolidin-4-one461673-80-3C18H16N2O2S
- N-(3-Methoxyphenyl)-4-methyl-2-phenyl-1,3-thiazole-5-carboxamide397284-65-0C18H16N2O2S
- (E)-3-(Furan-2-yl)-N-(5-(4-methylbenzyl)thiazol-2-yl)acrylamide292057-35-3C18H16N2O2S
- 3-[(4,5-Diphenyl-1H-imidazol-2-yl)thio]-propanoic acid50677-48-0C18H16N2O2S
- RefChem:382801566146-48-3C18H16N2O2S
- N-(Pyridin-3-ylmethyl)-1,2-dihydroacenaphthylene-3-sulfonamide728029-07-0C18H16N2O2S
- Methyl 2-[(4-benzyl-1-phthalazinyl)sulfanyl]acetate338417-99-5C18H16N2O2S
- 5-(4-Methylsulfanyl-phenyl)-1-phenyl-1H-pyrazole-3-carboxylic acid methyl ester640727-84-0C18H16N2O2S
- 2-[2-(2,4-Dimethylphenyl)-2-oxoethyl]sulfanyl-1H-quinazolin-4-one294893-10-0C18H16N2O2S
- 4-Methyl-N-(naphthalene-2-ylmethylene)benzenesulfonohydrazide19350-74-4C18H16N2O2S
- (E)-2-((2,3-Dimethylphenyl)amino)-5-(3-hydroxybenzylidene)thiazol-4(5H)-one356572-84-4C18H16N2O2S
- N-[4-(4-Methoxyphenyl)-1,3-thiazol-2-yl]-4-methylbenzamide325988-65-6C18H16N2O2S
- (E)-N-[(3-Acetylphenyl)carbamothioyl]-3-phenylprop-2-enamide364620-73-5C18H16N2O2S
- N-(4-(4-Methoxyphenyl)thiazol-2-yl)-2-phenylacetamide333436-43-4C18H16N2O2S
- 2-[(2-Piperidino-1,3-thiazol-5-yl)methylene]-1H-indene-1,3(2H)-dione860784-45-8C18H16N2O2S
- N-[4-(2-Methoxy-phenyl)-thiazol-2-yl]-4-methyl-benzamide313241-86-0C18H16N2O2S
- N-(3-Phenylmethoxypyridin-2-yl)-2-thiophen-2-ylacetamide1024391-55-6C18H16N2O2S
- (E)-N-(2-(Quinolin-8-yloxy)ethyl)-3-(thiophen-2-yl)acrylamide1207061-41-3C18H16N2O2S
- (E)-5-(2-Methoxybenzylidene)-2-(o-tolylamino)thiazol-4(5H)-one380567-04-4C18H16N2O2S
- (E)-2-((3,4-Dimethylphenyl)amino)-5-(4-hydroxybenzylidene)thiazol-4(5H)-one305376-48-1C18H16N2O2S
Frequently asked questions
What is the molar mass of C18H16N2O2S?
The molar mass of C18H16N2O2S is 324.40 g/mol, calculated from standard atomic weights for 18 carbon atoms, 16 hydrogen atoms, 2 nitrogen atoms, 2 oxygen atoms and 1 sulfur atom. The monoisotopic mass is 324.0932 Da.
How many compounds have the formula C18H16N2O2S?
CompoundList lists 233 compounds with the molecular formula C18H16N2O2S, including 1-(3-((5,6,7,8-Tetrahydrobenzo[4,5]thieno[2,3-d]pyrimidin-4-yl)oxy)phenyl)ethan-1-one, 3-Ethyl-2-((2-oxo-2-phenylethyl)thio)quinazolin-4(3H)-one, 6-Benzylsulfanyl-4-(5-methylfuran-2-yl)-2-oxo-3,4-dihydro-1H-pyridine-5-carbonitrile. 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 C18H16N2O2S?
C18H16N2O2S has a degree of unsaturation of 12. 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.