Molecular formula
C18H15N3O3S
157 compounds have this formula on CompoundList.
- Molar mass
- 353.40g/mol
- Monoisotopic mass
- 353.0834Da
- Atoms
- 40
- Elements
- 5
- Rings plus double bonds
- 13
The formula C18H15N3O3S describes a molecule made of 18 carbon atoms, 15 hydrogen atoms, 3 nitrogen atoms, 3 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 × 1861.18%12.011 × 18 = 216.198 g/mol
- H Hydrogen × 154.28%1.008 × 15 = 15.120 g/mol
- N Nitrogen × 311.89%14.007 × 3 = 42.021 g/mol
- O Oxygen × 313.58%15.999 × 3 = 47.997 g/mol
- S Sulfur × 19.07%32.06 × 1 = 32.060 g/mol
Look up another formula
Compounds with the formula C18H15N3O3S
Isomers we list, best known first. Open one to see its structure, properties, safety data and suppliers.
Showing 101 to 157 of 157 compounds
![3,6,7-Trimethyl-N-[4-(thiophen-2-yl)-1,2,5-oxadiazol-3-yl]-1-benzofuran-2-carboxamide chemical structure, C18H15N3O3S, CAS 901659-09-4](/s/HBGMEDCDRRIWHL-UHFFFAOYSA-N.svg)
3,6,7-Trimethyl-N-[4-(thiophen-2-yl)-1,2,5-oxadiazol-3-yl]-1-benzofuran-2-carboxamide
CAS 901659-09-4C18H15N3O3S
![N-(6-Ethoxybenzo[d]thiazol-2-yl)-5-methylfuro[3,2-b]pyridine-2-carboxamide chemical structure, C18H15N3O3S, CAS 941881-45-4](/s/NOYKTLBBXGZIOD-UHFFFAOYSA-N.svg)
N-(6-Ethoxybenzo[d]thiazol-2-yl)-5-methylfuro[3,2-b]pyridine-2-carboxamide
CAS 941881-45-4C18H15N3O3S
2-Benzamido-N-(3-methoxyphenyl)thiazole-4-carboxamide
CAS 954642-45-6C18H15N3O3S
![N-[3-Cyano-4-(4-methoxyphenyl)-5-methylthiophen-2-yl]-5-methyl-1,2-oxazole-3-carboxamide chemical structure, C18H15N3O3S, CAS 925108-37-8](/s/OKVKTJGZSJKRHI-UHFFFAOYSA-N.svg)
N-[3-Cyano-4-(4-methoxyphenyl)-5-methylthiophen-2-yl]-5-methyl-1,2-oxazole-3-carboxamide
CAS 925108-37-8C18H15N3O3S
![2-(3,4-Dimethoxybenzyl)-5H-[1,3,4]thiadiazolo[2,3-b]quinazolin-5-one chemical structure, C18H15N3O3S, CAS 895960-23-3](/s/HZZGIMYNQZNWBR-UHFFFAOYSA-N.svg)
2-(3,4-Dimethoxybenzyl)-5H-[1,3,4]thiadiazolo[2,3-b]quinazolin-5-one
CAS 895960-23-3C18H15N3O3S
![3,5,6-Trimethyl-N-[4-(thiophen-2-yl)-1,2,5-oxadiazol-3-yl]-1-benzofuran-2-carboxamide chemical structure, C18H15N3O3S, CAS 929863-86-5](/s/QZUOWVAACQGNAR-UHFFFAOYSA-N.svg)
3,5,6-Trimethyl-N-[4-(thiophen-2-yl)-1,2,5-oxadiazol-3-yl]-1-benzofuran-2-carboxamide
CAS 929863-86-5C18H15N3O3S
(E)-N-(4-(3-(Quinoxalin-6-yl)acryloyl)phenyl)methanesulfonamide
CAS 1110839-53-6C18H15N3O3S
3-((4-Nitrobenzyl)thio)-1-(p-tolyl)pyrazin-2(1H)-one
CAS 946252-21-7C18H15N3O3S
3-((3-Nitrobenzyl)thio)-1-(p-tolyl)pyrazin-2(1H)-one
CAS 946253-81-2C18H15N3O3S
(E)-3-((3,4-Dimethoxyphenyl)amino)-2-(4-(furan-2-yl)thiazol-2-yl)acrylonitrile
CAS 1021251-82-0C18H15N3O3S
![3-Methyl-N-(4-(pyridin-4-yl)thiazol-2-yl)-2,3-dihydrobenzo[b][1,4]dioxine-2-carboxamide chemical structure, C18H15N3O3S, CAS 1203175-89-6](/s/OWAAZWNAUCFNNV-UHFFFAOYSA-N.svg)
3-Methyl-N-(4-(pyridin-4-yl)thiazol-2-yl)-2,3-dihydrobenzo[b][1,4]dioxine-2-carboxamide
CAS 1203175-89-6C18H15N3O3S
1-(1-(Furan-2-carbonyl)indolin-6-yl)-3-(thiophen-2-yl)urea
CAS 1206995-04-1C18H15N3O3S
![1-(Benzo[d][1,3]dioxol-5-yl)-3-(4-(thiazol-2-yl)benzyl)urea chemical structure, C18H15N3O3S, CAS 1421497-83-7](/s/SAWHHQODEBEIIX-UHFFFAOYSA-N.svg)
1-(Benzo[d][1,3]dioxol-5-yl)-3-(4-(thiazol-2-yl)benzyl)urea
CAS 1421497-83-7C18H15N3O3S
![N-(4-(2-Methoxyphenoxy)but-2-yn-1-yl)benzo[c][1,2,5]thiadiazole-5-carboxamide chemical structure, C18H15N3O3S, CAS 1426314-70-6](/s/KDPBLYCJOXQNSD-UHFFFAOYSA-N.svg)
N-(4-(2-Methoxyphenoxy)but-2-yn-1-yl)benzo[c][1,2,5]thiadiazole-5-carboxamide
CAS 1426314-70-6C18H15N3O3S
![4-Nitro-N-[5-methyl-4-(4-methylphenyl)-1,3-thiazol-2-yl]benzamide chemical structure, C18H15N3O3S, CAS 333415-79-5](/s/QOBHQXPYBXESOB-UHFFFAOYSA-N.svg)
4-Nitro-N-[5-methyl-4-(4-methylphenyl)-1,3-thiazol-2-yl]benzamide
CAS 333415-79-5C18H15N3O3S
4-Cyano-N-(4,7-dimethoxy-3-methyl-1,3-benzothiazol-2-ylidene)benzamide
CAS 868369-40-8C18H15N3O3S
![Methyl 2-[2-(quinazolin-4-ylsulfanyl)acetamido]benzoate chemical structure, C18H15N3O3S, CAS 722478-23-1](/s/FKTFLDYZYRDFDL-UHFFFAOYSA-N.svg)
Methyl 2-[2-(quinazolin-4-ylsulfanyl)acetamido]benzoate
CAS 722478-23-1C18H15N3O3S
1-(2-Methoxy-5-nitrophenyl)-3-naphthalen-1-ylthiourea
CAS 854887-65-3C18H15N3O3S
N-(6-Nitro-1,3-benzothiazol-2-yl)-5,6,7,8-tetrahydronaphthalene-2-carboxamide
CAS 681166-87-0C18H15N3O3S
(E)-2-Cyano-3-(3-ethoxy-4-prop-2-ynoxyphenyl)-N-(1,3-thiazol-2-yl)prop-2-enamide
CAS 863760-97-8C18H15N3O3S
![3-Cyclopropyl-2-[(3-nitrobenzyl)sulfanyl]quinazolin-4(3H)-one chemical structure, C18H15N3O3S, CAS 832139-14-7](/s/BPMRTKJQLJQZLA-UHFFFAOYSA-N.svg)
3-Cyclopropyl-2-[(3-nitrobenzyl)sulfanyl]quinazolin-4(3H)-one
CAS 832139-14-7C18H15N3O3S
![Methyl 2-[[(2,3-dihydro-1H-cyclopenta[b]quinolin-9-yl)carbonyl]amino]-5-thiazolecarboxylate chemical structure, C18H15N3O3S, CAS 1060801-99-1](/s/VEYKFADCYLFIJL-UHFFFAOYSA-N.svg)
Methyl 2-[[(2,3-dihydro-1H-cyclopenta[b]quinolin-9-yl)carbonyl]amino]-5-thiazolecarboxylate
CAS 1060801-99-1C18H15N3O3S
![N-[4-(6-Methanesulfonylpyridazin-3-yl)phenyl]benzamide chemical structure, C18H15N3O3S, CAS 921795-92-8](/s/GIQQCEYBDNDDAJ-UHFFFAOYSA-N.svg)
N-[4-(6-Methanesulfonylpyridazin-3-yl)phenyl]benzamide
CAS 921795-92-8C18H15N3O3S
![2-[(Phenylsulfonyl)amino]-N-(pyridin-2-yl)benzamide chemical structure, C18H15N3O3S, CAS 1119435-84-5](/s/OOPIAWGFSNAQCI-UHFFFAOYSA-N.svg)
2-[(Phenylsulfonyl)amino]-N-(pyridin-2-yl)benzamide
CAS 1119435-84-5C18H15N3O3S
- N-(3-(6-(Methylsulfonyl)pyridazin-3-yl)phenyl)benzamide946327-37-3C18H15N3O3S
- Ethyl 4-{[(4-phenyl-1,2,3-thiadiazol-5-yl)carbonyl]amino}benzoate1190249-93-4C18H15N3O3S
- 1-[(3,5-Dimethyl-1,2-oxazol-4-yl)methyl]-3-phenylthieno[3,2-d]pyrimidine-2,4(1H,3H)-dione1326816-86-7C18H15N3O3S
- N-(2,3-Dihydro-1,4-benzodioxin-6-yl)-4-methyl-2-(pyridin-4-yl)-1,3-thiazole-5-carboxamide1324077-83-9C18H15N3O3S
- 1-(Benzo[d][1,3]dioxol-5-yl)-3-(2-(2-methylthiazol-4-yl)phenyl)urea1788784-88-2C18H15N3O3S
- 1-(Benzo[d][1,3]dioxol-5-yl)-3-((5-(thiophen-3-yl)pyridin-3-yl)methyl)urea1787879-38-2C18H15N3O3S
- N-(2-(Benzofuran-2-yl)-2-hydroxypropyl)benzo[c][1,2,5]thiadiazole-5-carboxamide2034600-26-3C18H15N3O3S
- 1-(Benzo[d][1,3]dioxol-5-yl)-3-((5-(thiophen-2-yl)pyridin-3-yl)methyl)urea2034598-06-4C18H15N3O3S
- 4-(4-Phenoxyphenoxy)-2-(methylthio)pyrimidine-5-carboxamide1708122-90-0C18H15N3O3S
- Methyl 4-({[3-(thiophen-2-yl)pyrazin-2-yl]methyl}carbamoyl)benzoate2034239-45-5C18H15N3O3S
- N-((3-(Thiophen-2-yl)pyrazin-2-yl)methyl)-2,3-dihydrobenzo[b][1,4]dioxine-2-carboxamide2034312-66-6C18H15N3O3S
- Methyl 4-({[3-(thiophen-3-yl)pyrazin-2-yl]methyl}carbamoyl)benzoate2034496-95-0C18H15N3O3S
- N-((3-(Thiophen-3-yl)pyrazin-2-yl)methyl)-2,3-dihydrobenzo[b][1,4]dioxine-2-carboxamide2034392-14-6C18H15N3O3S
- 2-(Benzo[d][1,3]dioxol-5-yl)-N-((3-(thiophen-3-yl)pyrazin-2-yl)methyl)acetamide2034538-58-2C18H15N3O3S
- 2-(Benzo[d][1,3]dioxol-5-yl)-N-((3-(thiophen-2-yl)pyrazin-2-yl)methyl)acetamide2034240-21-4C18H15N3O3S
- 6-Ethyl-5-(2-hydroxy-4-nitrophenyl)-4-phenyl-1H-pyrimidine-2-thione42902-11-4C18H15N3O3S
- 4-{[2-(Phthalazin-1-ylsulfanyl)acetamido]methyl}benzoic acid392709-47-6C18H15N3O3S
- N-(8-Methyl[1,3]dioxolo[4,5-g]quinazolin-6-yl)-2-(methylsulfanyl)benzamide878440-44-9C18H15N3O3S
- 5-Ethyl-3-methyl-N-[4-(thiophen-2-yl)-1,2,5-oxadiazol-3-yl]-1-benzofuran-2-carboxamide898523-68-7C18H15N3O3S
- 2-Methoxy-N-[2-(1,3-thiazol-2-ylcarbamoyl)phenyl]benzamide899279-40-4C18H15N3O3S
- (Z)-N-(2-((2-Cyanoethyl)thio)phenyl)-3-(4-nitrophenyl)acrylamide477498-28-5C18H15N3O3S
- 3-[5-(3-Nitrophenyl)thiophen-2-yl]-2-(pyrrolidine-1-carbonyl)prop-2-enenitrile1424744-51-3C18H15N3O3S
- 2-Phenyl-N-[4-(pyrimidin-2-yloxy)phenyl]ethene-1-sulfonamide1181471-03-3C18H15N3O3S
- [1-(4-Methoxyphenyl)-4-nitro-3-(thiophen-2-yl)butylidene]propanedinitrile1119523-48-6C18H15N3O3S
- 9-(4-Phenoxyphenyl)-3,4-dihydropyrazino[2,1-c][1,2,4]thiadiazine 2,2-dioxide1358751-53-7C18H15N3O3S
- N-(3-(Benzofuran-2-yl)-3-hydroxypropyl)benzo[c][1,2,5]thiadiazole-5-carboxamide1448058-36-3C18H15N3O3S
- N-(2-(Benzofuran-2-yl)-2-methoxyethyl)benzo[c][1,2,5]thiadiazole-5-carboxamide2034205-67-7C18H15N3O3S
- Benzenesulfonamide, N-[4-[2-(4-oxo-2,5-cyclohexadien-1-ylidene)hydrazinyl]phenyl]-327059-54-1C18H15N3O3S
- 6-(6,7-Dimethoxyquinolin-4-yloxy)benzo[d]thiazol-2-amine849218-63-9C18H15N3O3S
- N-((3-Methoxy-4-(oxazol-5-yl)phenyl)carbamothioyl)benzamide267647-78-9C18H15N3O3S
- N'-(2-Phenylethenesulfonyl)quinoline-2-carbohydrazide1007801-71-9C18H15N3O3S
- [5-Anilino-3-(methylamino)-4-nitrothiophen-2-yl](phenyl)methanone54252-38-9C18H15N3O3S
- (9H-Fluoren-9-yl)methyl N-[5-(hydroxymethyl)-1,3,4-thiadiazol-2-yl]carbamate2763931-02-6C18H15N3O3S
Frequently asked questions
What is the molar mass of C18H15N3O3S?
The molar mass of C18H15N3O3S is 353.40 g/mol, calculated from standard atomic weights for 18 carbon atoms, 15 hydrogen atoms, 3 nitrogen atoms, 3 oxygen atoms and 1 sulfur atom. The monoisotopic mass is 353.0834 Da.
How many compounds have the formula C18H15N3O3S?
CompoundList lists 157 compounds with the molecular formula C18H15N3O3S, including 3,6,7-Trimethyl-N-[4-(thiophen-2-yl)-1,2,5-oxadiazol-3-yl]-1-benzofuran-2-carboxamide, N-(6-Ethoxybenzo[d]thiazol-2-yl)-5-methylfuro[3,2-b]pyridine-2-carboxamide, 2-Benzamido-N-(3-methoxyphenyl)thiazole-4-carboxamide. 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 C18H15N3O3S?
C18H15N3O3S has a degree of unsaturation of 13. 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.