Molecular formula
C18H16N2O4S
191 compounds have this formula on CompoundList.
- Molar mass
- 356.40g/mol
- Monoisotopic mass
- 356.0831Da
- Atoms
- 41
- Elements
- 5
- Rings plus double bonds
- 12
The formula C18H16N2O4S describes a molecule made of 18 carbon atoms, 16 hydrogen atoms, 2 nitrogen atoms, 4 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 × 1860.66%12.011 × 18 = 216.198 g/mol
- H Hydrogen × 164.53%1.008 × 16 = 16.128 g/mol
- N Nitrogen × 27.86%14.007 × 2 = 28.014 g/mol
- O Oxygen × 417.96%15.999 × 4 = 63.996 g/mol
- S Sulfur × 19.00%32.06 × 1 = 32.060 g/mol
Look up another formula
Compounds with the formula C18H16N2O4S
Isomers we list, best known first. Open one to see its structure, properties, safety data and suppliers.
Showing 1 to 100 of 191 compounds
Quinoline, sulfate (2:1)
CAS 54957-90-3C18H16N2O4S
4-(2-Methoxyphenoxy)-N-(3-pyridinyl)benzenesulfonamide
CAS 606944-90-5C18H16N2O4S
5-(4-Hydroxy-3-methoxy-benzylidene)-2-(2-methoxy-phenylimino)-thiazolidin-4-one
CAS 332945-52-5C18H16N2O4S
![4-[({[3-(4-Methoxyphenyl)acryloyl]amino}carbonothioyl)amino]benzoic acid chemical structure, C18H16N2O4S, CAS 1164533-58-7](/s/OXPUWPKKVUOOJN-NYYWCZLTSA-N.svg)
4-[({[3-(4-Methoxyphenyl)acryloyl]amino}carbonothioyl)amino]benzoic acid
CAS 1164533-58-7C18H16N2O4S
![(5Z)-5-[(4-Hydroxy-3-methoxyphenyl)methylidene]-2-(4-methoxyanilino)-1,3-thiazol-4-one chemical structure, C18H16N2O4S, CAS 1164524-50-8](/s/NKPNQUGCYMLOHH-YBEGLDIGSA-N.svg)
(5Z)-5-[(4-Hydroxy-3-methoxyphenyl)methylidene]-2-(4-methoxyanilino)-1,3-thiazol-4-one
CAS 1164524-50-8C18H16N2O4S
![3-[[5-(4-Methylanilino)-2,4-dioxo-1,3-thiazolidin-3-yl]methyl]benzoic acid chemical structure, C18H16N2O4S, CAS 496019-76-2](/s/ZKZVDUCXMUNQAC-UHFFFAOYSA-N.svg)
3-[[5-(4-Methylanilino)-2,4-dioxo-1,3-thiazolidin-3-yl]methyl]benzoic acid
CAS 496019-76-2C18H16N2O4S
![N-{4-Methoxy-2-[(2-thienylacetyl)amino]phenyl}-2-furamide chemical structure, C18H16N2O4S, CAS 832681-05-7](/s/WQCKWTOIABEWAB-UHFFFAOYSA-N.svg)
N-{4-Methoxy-2-[(2-thienylacetyl)amino]phenyl}-2-furamide
CAS 832681-05-7C18H16N2O4S
![4-[4-(Dimethoxymethyl)-2-pyrimidinyl]phenyl 2-thiophenecarboxylate chemical structure, C18H16N2O4S, CAS 477870-25-0](/s/SOPXNWYSUBFUJG-UHFFFAOYSA-N.svg)
4-[4-(Dimethoxymethyl)-2-pyrimidinyl]phenyl 2-thiophenecarboxylate
CAS 477870-25-0C18H16N2O4S
![2-{[2,5-Dioxo-1-(1-phenylethyl)-3-pyrrolidinyl]thio}nicotinic acid chemical structure, C18H16N2O4S, CAS 831248-23-8](/s/OZFMZIOAGPZXNE-UHFFFAOYSA-N.svg)
2-{[2,5-Dioxo-1-(1-phenylethyl)-3-pyrrolidinyl]thio}nicotinic acid
CAS 831248-23-8C18H16N2O4S
![2-[2-(3,4-Dihydro-1H-isoquinolin-2-yl)-2-oxoethyl]-1,1-dioxo-1,2-benzothiazol-3-one chemical structure, C18H16N2O4S, CAS 445265-09-8](/s/QBITYASZVNBMFI-UHFFFAOYSA-N.svg)
2-[2-(3,4-Dihydro-1H-isoquinolin-2-yl)-2-oxoethyl]-1,1-dioxo-1,2-benzothiazol-3-one
CAS 445265-09-8C18H16N2O4S
![Methyl 3-[(5-anilino-2,4-dioxo-1,3-thiazolidin-3-yl)methyl]benzoate chemical structure, C18H16N2O4S, CAS 1009666-66-3](/s/MYXAQSVSDHTKPH-UHFFFAOYSA-N.svg)
Methyl 3-[(5-anilino-2,4-dioxo-1,3-thiazolidin-3-yl)methyl]benzoate
CAS 1009666-66-3C18H16N2O4S
2-((2,5-Dioxo-1-phenethylpyrrolidin-3-yl)thio)nicotinic acid
CAS 830344-72-4C18H16N2O4S
![Methyl 4-methyl-2-[2-(naphthalen-1-yloxy)acetamido]-1,3-thiazole-5-carboxylate chemical structure, C18H16N2O4S, CAS 431069-54-4](/s/YZKRHZKXBMHYCK-UHFFFAOYSA-N.svg)
Methyl 4-methyl-2-[2-(naphthalen-1-yloxy)acetamido]-1,3-thiazole-5-carboxylate
CAS 431069-54-4C18H16N2O4S
N-(1,3-Benzodioxol-5-ylmethyl)-3-(2-oxo-1,3-benzothiazol-3(2H)-yl)propanamide
CAS 851989-67-8C18H16N2O4S
![N-[4-[Methyl(phenyl)sulfamoyl]phenyl]furan-2-carboxamide chemical structure, C18H16N2O4S, CAS 714278-77-0](/s/YDLXVACJVUFWFZ-UHFFFAOYSA-N.svg)
N-[4-[Methyl(phenyl)sulfamoyl]phenyl]furan-2-carboxamide
CAS 714278-77-0C18H16N2O4S
((2,4-Dioxo-3-phenyl-1,3-thiazolidin-5-yl)-3-methylanilino)acetic acid
CAS 308095-97-8C18H16N2O4S
![3-[1-[(4-Hydroxybenzoyl)amino]-5-(2-thienyl)-1H-pyrrol-2-yl]propanoic acid chemical structure, C18H16N2O4S, CAS 693819-51-1](/s/LCTINUNWWXRQKX-UHFFFAOYSA-N.svg)
3-[1-[(4-Hydroxybenzoyl)amino]-5-(2-thienyl)-1H-pyrrol-2-yl]propanoic acid
CAS 693819-51-1C18H16N2O4S
![[2-[1,3-Benzothiazol-2-yl(ethyl)amino]-2-oxoethyl] 2-hydroxybenzoate chemical structure, C18H16N2O4S, CAS 853324-05-7](/s/JCHAAXUUDNXRDY-UHFFFAOYSA-N.svg)
[2-[1,3-Benzothiazol-2-yl(ethyl)amino]-2-oxoethyl] 2-hydroxybenzoate
CAS 853324-05-7C18H16N2O4S
![(Z)-Ethyl 3-allyl-2-((furan-2-carbonyl)imino)-2,3-dihydrobenzo[d]thiazole-6-carboxylate chemical structure, C18H16N2O4S, CAS 1164482-30-7](/s/KOHBZFZKLVVOKZ-UHFFFAOYSA-N.svg)
(Z)-Ethyl 3-allyl-2-((furan-2-carbonyl)imino)-2,3-dihydrobenzo[d]thiazole-6-carboxylate
CAS 1164482-30-7C18H16N2O4S
![2-[2-(3,4-Dimethoxyphenyl)-2-oxoethyl]sulfanyl-1H-quinazolin-4-one chemical structure, C18H16N2O4S, CAS 332169-84-3](/s/ATYBAOUHARZWHQ-UHFFFAOYSA-N.svg)
2-[2-(3,4-Dimethoxyphenyl)-2-oxoethyl]sulfanyl-1H-quinazolin-4-one
CAS 332169-84-3C18H16N2O4S
Ethyl 4-(5-methylfuran-2-yl)-2-(nicotinamido)thiophene-3-carboxylate
CAS 720667-59-4C18H16N2O4S
![Methyl 2-[[2-(3-oxo-4H-1,4-benzothiazin-2-yl)acetyl]amino]benzoate chemical structure, C18H16N2O4S, CAS 838894-74-9](/s/UEELVVNQPFROIB-UHFFFAOYSA-N.svg)
Methyl 2-[[2-(3-oxo-4H-1,4-benzothiazin-2-yl)acetyl]amino]benzoate
CAS 838894-74-9C18H16N2O4S
![5-[(Z)-1-(3,4-Dimethoxyphenyl)methylidene]-2-(4-hydroxyanilino)-1,3-thiazol-4-one chemical structure, C18H16N2O4S, CAS 301337-99-5](/s/SNCKEEGXLAIPJN-YBEGLDIGSA-N.svg)
5-[(Z)-1-(3,4-Dimethoxyphenyl)methylidene]-2-(4-hydroxyanilino)-1,3-thiazol-4-one
CAS 301337-99-5C18H16N2O4S
![Methyl 4-{[(3-oxo-3,4-dihydro-2H-1,4-benzothiazin-2-yl)acetyl]amino}benzoate chemical structure, C18H16N2O4S, CAS 304897-00-5](/s/CADVZYIHYGAPJD-UHFFFAOYSA-N.svg)
Methyl 4-{[(3-oxo-3,4-dihydro-2H-1,4-benzothiazin-2-yl)acetyl]amino}benzoate
CAS 304897-00-5C18H16N2O4S
- 2-((1-(2,3-Dimethylphenyl)-2,5-dioxopyrrolidin-3-yl)thio)nicotinic acid839685-74-4C18H16N2O4S
- Methyl 4-{[5-(4-methoxyphenyl)-1,3,4-oxadiazol-2-ylthio]methyl}benzoate501111-50-8C18H16N2O4S
- (5Z)-5-(4-Hydroxy-3-methoxybenzylidene)-2-[(4-hydroxyphenyl)(methyl)amino]-1,3-thiazol-4(5H)-one405923-58-2C18H16N2O4S
- 3-Phenyl-2-(quinolin-8-ylsulfonylamino)propanoic acid87650-62-2C18H16N2O4S
- 2-(4'-Acetamidoanilino)naphthalene-6-sulfonic acid139039-74-0C18H16N2O4S
- 2-(2-(2-Methylindolin-1-yl)-2-oxoethyl)benzo[d]isothiazol-3(2H)-one 1,1-dioxide451512-90-6C18H16N2O4S
- Methyl 2-(2-benzoylimino-6-methoxy-1,3-benzothiazol-3-yl)acetate865199-60-6C18H16N2O4S
- 4-(3,4-Dimethoxyphenyl)-6-methyl-4H-1,4-benzothiazine-2-carbonitrile 1,1-dioxide1226438-96-5C18H16N2O4S
- Ethyl 4-[2-(1,3-benzoxazol-2-ylsulfanyl)acetamido]benzoate58915-09-6C18H16N2O4S
- Methyl 3-(3-methoxybenzyl)-4-oxo-2-thioxo-1,2,3,4-tetrahydroquinazoline-7-carboxylate725691-84-9C18H16N2O4S
- Isatin sulfonamide, 16a1144853-66-6C18H16N2O4S
- N-(2-(Benzo[d][1,3]dioxol-5-yl)-2-hydroxypropyl)benzo[d]thiazole-2-carboxamide1396675-36-7C18H16N2O4S
- 4-Ethyl-N-(4-nitronaphthalen-1-yl)benzenesulfonamide333310-84-2C18H16N2O4S
- 8-Methoxy-2-oxo-N-(4,5,6,7-tetrahydro-1,3-benzothiazol-2-yl)-2H-chromene-3-carboxamide446270-13-9C18H16N2O4S
- 2-{[5-(3,5-Dimethoxyphenyl)-1,3,4-oxadiazol-2-yl]sulfanyl}-1-phenylethan-1-one713087-09-3C18H16N2O4S
- 5-(4-Hydroxy-3-methoxybenzylidene)-2-imino-3-(2-methoxyphenyl)thiazolidin-4-one428830-40-4C18H16N2O4S
- 1-(4-(Indolin-1-ylsulfonyl)phenyl)pyrrolidine-2,5-dione919623-84-0C18H16N2O4S
- 2-(Benzo[d][1,3]dioxol-5-yl)-N-(6-ethoxybenzo[d]thiazol-2-yl)acetamide922555-62-2C18H16N2O4S
- 2-((4-Methoxyphenyl)thio)-N-(2-methyl-1,3-dioxoisoindolin-5-yl)acetamide923103-09-7C18H16N2O4S
- 4-Methoxy-N-(3-methyl-6,7-dihydro-[1,4]dioxino[2,3-f][1,3]benzothiazol-2-ylidene)benzamide1321696-25-6C18H16N2O4S
- 2-(3-(Indolin-1-yl)-3-oxopropyl)benzo[d]isothiazol-3(2H)-one 1,1-dioxide899996-01-1C18H16N2O4S
- N-(6,7-Dihydro-[1,4]dioxino[2',3':4,5]benzo[1,2-d]thiazol-2-yl)-2-(3-methoxyphenyl)acetamide954096-04-9C18H16N2O4S
- 2-(Benzo[d][1,3]dioxol-5-yl)-N-(4-ethoxybenzo[d]thiazol-2-yl)acetamide922065-43-8C18H16N2O4S
- N-((4-(5-Methyl-3-phenylisoxazol-4-yl)phenyl)sulfonyl)acetamide198471-06-6C18H16N2O4S
- N-[4-[(4-Hydroxynaphthalen-1-yl)sulfamoyl]phenyl]acetamide95024-05-8C18H16N2O4S
- 4-{[2-(3-Oxo-3,4-dihydro-2H-1,4-benzothiazin-2-yl)acetyl]amino}phenyl acetate305373-29-9C18H16N2O4S
- (2Z,5Z)-5-(2,5-Dimethoxybenzylidene)-2-((4-hydroxyphenyl)imino)thiazolidin-4-one461673-84-7C18H16N2O4S
- (2Z,5Z)-5-(2,3-Dimethoxybenzylidene)-2-((4-hydroxyphenyl)imino)thiazolidin-4-one461673-83-6C18H16N2O4S
- 3-(2-(3-Oxo-3,4-dihydro-2H-benzo[b][1,4]thiazin-2-yl)acetamido)phenyl acetate300818-80-8C18H16N2O4S
- N-[4-(Aminosulfonyl)phenyl]-2-(2-naphthalenyloxy)acetamide328024-15-3C18H16N2O4S
- [4-(4-Oxo-3,4,5,6,7,8-hexahydro[1]benzothieno[2,3-d]pyrimidin-2-yl)phenoxy]acetic acid5948-70-9C18H16N2O4S
- N-(1,3-Benzodioxol-5-ylmethyl)-2-(3-oxo-4H-1,4-benzothiazin-2-yl)acetamide838893-21-3C18H16N2O4S
- 3-{[2,4-Dioxo-5-(2-toluidino)-1,3-thiazolidin-3-yl]methyl}benzoic acid496019-77-3C18H16N2O4S
- Methyl 4-{3-[(4-aminophenyl)thio]-2,5-dioxopyrrolidin-1-yl}benzoate913243-66-0C18H16N2O4S
- Allyl 4-methyl-2-(3-methylbenzofuran-2-carboxamido)thiazole-5-carboxylate380573-56-8C18H16N2O4S
- Ethyl 4-[(2,4-dioxo-3-phenyl-1,3-thiazolidin-5-yl)amino]benzoate26959-81-9C18H16N2O4S
- 2-((1-(4-Ethylphenyl)-2,5-dioxopyrrolidin-3-yl)thio)nicotinic acid838905-98-9C18H16N2O4S
- Methyl 4-{[3-(3-methylphenyl)-2,4-dioxo-1,3-thiazolidin-5-yl]amino}benzoate376351-70-1C18H16N2O4S
- Ethyl 4-(quinoline-8-sulfonamido)benzoate208175-71-7C18H16N2O4S
- 1-(4-Methoxyphenyl)-2-{[5-(4-methoxyphenyl)-1,3,4-oxadiazol-2-yl]sulfanyl}-1-ethanone332884-42-1C18H16N2O4S
- N-(2,3-Dihydro-1,4-benzodioxin-6-yl)-2-(3-oxo-3,4-dihydro-2H-1,4-benzothiazin-2-yl)acetamide579439-95-5C18H16N2O4S
- 4-((2,4-Dioxo-5-(m-tolylamino)thiazolidin-3-yl)methyl)benzoic acid1008004-77-0C18H16N2O4S
- 4-((2,4-Dioxo-5-(p-tolylamino)thiazolidin-3-yl)methyl)benzoic acid1008004-79-2C18H16N2O4S
- (E)-Methyl 2-(2-cyano-3-(furan-2-yl)acrylamido)-4,5,6,7-tetrahydrobenzo[b]thiophene-3-carboxylate468748-94-9C18H16N2O4S
- Methyl 2-{[3-(3-methylphenyl)-2,4-dioxo-1,3-thiazolidin-5-yl]amino}benzoate1008023-87-7C18H16N2O4S
- 2-((1-(4-Methylbenzyl)-2,5-dioxopyrrolidin-3-yl)thio)nicotinic acid881483-77-8C18H16N2O4S
- (2E,5Z)-5-(2,4-Dimethoxybenzylidene)-2-[(4-hydroxyphenyl)imino]-1,3-thiazolidin-4-one461673-82-5C18H16N2O4S
- (5Z)-5-(3-Ethoxy-4-hydroxybenzylidene)-2-[(4-hydroxyphenyl)amino]-1,3-thiazol-4(5H)-one301338-03-4C18H16N2O4S
- Sodium 5-((2,4-dimethylphenyl)azo)-6-hydroxynaphthalene-2-sulphonate6300-33-0C18H16N2O4S
- Benzyl {[5-(4-methoxyphenyl)-1,3,4-oxadiazol-2-yl]sulfanyl}acetate336181-16-9C18H16N2O4S
- 2-({3-[(2-Methoxyphenyl)methyl]-4-oxo-3,4-dihydroquinazolin-2-yl}sulfanyl)acetic acid771499-51-5C18H16N2O4S
- N-(6-Ethoxy-1,3-benzothiazol-2-yl)-2,3-dihydro-1,4-benzodioxine-3-carboxamide523983-36-0C18H16N2O4S
- 2-((1-(2,4-Dimethylphenyl)-2,5-dioxopyrrolidin-3-yl)thio)nicotinic acid838890-47-4C18H16N2O4S
- N-(2,3-Dihydro-1,4-benzodioxin-6-yl)-3-(2-oxo-1,3-benzothiazol-3(2H)-yl)propanamide853751-84-5C18H16N2O4S
- 2-(2-(3,4-Dihydroquinolin-1(2H)-yl)-2-oxoethyl)benzo[d]isothiazol-3(2H)-one 1,1-dioxide451514-21-9C18H16N2O4S
- RefChem:3887106527-45-3C18H16N2O4S
- 2-[1-(2-Ethylphenyl)-2,5-dioxoazolidin-3-ylthio]pyridine-3-carboxylic acid692267-46-2C18H16N2O4S
- 4-{[3-(3,4-Dimethylphenyl)-2,4-dioxo-1,3-thiazolidin-5-yl]amino}benzoic acid1008931-93-8C18H16N2O4S
- Methyl 2-{[3-(4-methylphenyl)-2,4-dioxo-1,3-thiazolidin-5-yl]amino}benzoate1008984-49-3C18H16N2O4S
- Methyl 5-methyl-2-[(5-methyl-3-phenyl-1,2-oxazole-4-carbonyl)amino]thiophene-3-carboxylate445008-48-0C18H16N2O4S
- Methyl 2-(3-phenoxypropanamido)benzo[d]thiazole-6-carboxylate864860-52-6C18H16N2O4S
- Methyl 4-[(4-methoxy-3-methyl-1,3-benzothiazol-2-ylidene)carbamoyl]benzoate441291-54-9C18H16N2O4S
- Methyl 3-(4-methoxybenzyl)-4-oxo-2-thioxo-1,2,3,4-tetrahydroquinazoline-7-carboxylate403727-66-2C18H16N2O4S
- N-(1,3-Dioxo-2,3-dihydro-1H-isoindol-5-yl)-3-[(4-methoxyphenyl)sulfanyl]propanamide923066-48-2C18H16N2O4S
- 4-((4-((4-Hydroxyphenyl)amino)phenyl)amino)benzenesulphonic acid6421-80-3C18H16N2O4S
- 3-Methoxy-N-(4-sulfamoylphenyl)naphthalene-2-carboxamide313403-76-8C18H16N2O4S
- Acetic acid, (4-(2-((4-methoxyphenyl)amino)-4-thiazolyl)phenoxy)-168127-36-4C18H16N2O4S
- Ethyl 2-(quinolin-8-ylsulfonylamino)benzoate518995-38-5C18H16N2O4S
- Methyl 2-[[3,4-dihydro-3-(2-methoxyphenyl)-4-oxo-2-quinazolinyl]thio]acetate28831-28-9C18H16N2O4S
- 2-{[1-(3,5-Dimethylphenyl)-2,5-dioxopyrrolidin-3-yl]sulfanyl}pyridine-3-carboxylic acid915876-38-9C18H16N2O4S
- Methyl 4-[3-(2-oxo-2,3-dihydro-1,3-benzothiazol-3-yl)propanamido]benzoate862827-86-9C18H16N2O4S
- N-Cyclopropyl-2-{[3-(2-methyl-1,3-thiazol-4-yl)-2-oxo-2H-chromen-7-yl]oxy}acetamide1081112-70-0C18H16N2O4S
- 4-Methoxy-3-({[(2E)-3-phenylprop-2-enoyl]carbamothioyl}amino)benzoic acid434308-28-8C18H16N2O4S
- 3-Hydroxy-N'-(4-methylbenzenesulfonyl)naphthalene-2-carbohydrazide303126-34-3C18H16N2O4S
- N-(2,3-Dihydro-1H-inden-5-yl)-2-(1,1,3-trioxo-1,2-benzothiazol-2-yl)acetamide556033-22-8C18H16N2O4S
- (E)-N-(6-Methoxy-3-methylbenzo[d]thiazol-2(3H)-ylidene)-2,3-dihydrobenzo[b][1,4]dioxine-6-carboxamide850782-15-9C18H16N2O4S
Frequently asked questions
What is the molar mass of C18H16N2O4S?
The molar mass of C18H16N2O4S is 356.40 g/mol, calculated from standard atomic weights for 18 carbon atoms, 16 hydrogen atoms, 2 nitrogen atoms, 4 oxygen atoms and 1 sulfur atom. The monoisotopic mass is 356.0831 Da.
How many compounds have the formula C18H16N2O4S?
CompoundList lists 191 compounds with the molecular formula C18H16N2O4S, including Quinoline, sulfate (2:1), 4-(2-Methoxyphenoxy)-N-(3-pyridinyl)benzenesulfonamide, 5-(4-Hydroxy-3-methoxy-benzylidene)-2-(2-methoxy-phenylimino)-thiazolidin-4-one. 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 C18H16N2O4S?
C18H16N2O4S 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.