Molecular formula
C18H17N5O4S
66 compounds have this formula on CompoundList.
- Molar mass
- 399.42g/mol
- Monoisotopic mass
- 399.1001Da
- Atoms
- 45
- Elements
- 5
- Rings plus double bonds
- 13
The formula C18H17N5O4S describes a molecule made of 18 carbon atoms, 17 hydrogen atoms, 5 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 × 1854.13%12.011 × 18 = 216.198 g/mol
- H Hydrogen × 174.29%1.008 × 17 = 17.136 g/mol
- N Nitrogen × 517.53%14.007 × 5 = 70.035 g/mol
- O Oxygen × 416.02%15.999 × 4 = 63.996 g/mol
- S Sulfur × 18.03%32.06 × 1 = 32.060 g/mol
Look up another formula
Compounds with the formula C18H17N5O4S
Isomers we list, best known first. Open one to see its structure, properties, safety data and suppliers.
Showing 1 to 66 of 66 compounds
![Ethyl 2-[(4E)-1-acetyl-5-oxo-4-[[4-(1,2,4-triazol-1-yl)phenyl]methylidene]imidazol-2-yl]sulfanylacetate chemical structure, C18H17N5O4S, CAS 860784-27-6](/s/STTFMIKZFVMWJL-OVCLIPMQSA-N.svg)
Ethyl 2-[(4E)-1-acetyl-5-oxo-4-[[4-(1,2,4-triazol-1-yl)phenyl]methylidene]imidazol-2-yl]sulfanylacetate
CAS 860784-27-6C18H17N5O4S
![1-(4-Ethoxyphenyl)-3-[5-[(4-nitrophenyl)methyl]-1,3,4-thiadiazol-2-yl]urea chemical structure, C18H17N5O4S, CAS 426243-83-6](/s/OIBAOOIGAAKIGP-UHFFFAOYSA-N.svg)
1-(4-Ethoxyphenyl)-3-[5-[(4-nitrophenyl)methyl]-1,3,4-thiadiazol-2-yl]urea
CAS 426243-83-6C18H17N5O4S
1-Methyl-2-((2-((5-methylisoxazol-3-yl)amino)-2-oxoethyl)thio)-6-oxo-N-phenyl-1,6-dihydropyrimidine-5-carboxamide
CAS 894052-65-4C18H17N5O4S
![Ethyl 2-({[1-(1H-indazol-3-yl)-5-oxopyrrolidin-3-yl]carbonyl}amino)-1,3-thiazole-4-carboxylate chemical structure, C18H17N5O4S, CAS 1435903-88-0](/s/AKARUYKOMDTPRU-UHFFFAOYSA-N.svg)
Ethyl 2-({[1-(1H-indazol-3-yl)-5-oxopyrrolidin-3-yl]carbonyl}amino)-1,3-thiazole-4-carboxylate
CAS 1435903-88-0C18H17N5O4S
![5-Methyl-N-(5-(1-methyl-2-oxo-1,2-dihydropyridine-3-carbonyl)-4,5,6,7-tetrahydrothiazolo[5,4-c]pyridin-2-yl)isoxazole-3-carboxamide chemical structure, C18H17N5O4S, CAS 1396885-52-1](/s/JLFZKEWWEIKYJX-UHFFFAOYSA-N.svg)
5-Methyl-N-(5-(1-methyl-2-oxo-1,2-dihydropyridine-3-carbonyl)-4,5,6,7-tetrahydrothiazolo[5,4-c]pyridin-2-yl)isoxazole-3-carboxamide
CAS 1396885-52-1C18H17N5O4S
![Ethyl 2-(2-(4-oxobenzo[d][1,2,3]triazin-3(4H)-yl)acetamido)-5,6-dihydro-4H-cyclopenta[d]thiazole-4-carboxylate chemical structure, C18H17N5O4S, CAS 1207059-13-9](/s/GGNCXYCGGLQMCA-UHFFFAOYSA-N.svg)
Ethyl 2-(2-(4-oxobenzo[d][1,2,3]triazin-3(4H)-yl)acetamido)-5,6-dihydro-4H-cyclopenta[d]thiazole-4-carboxylate
CAS 1207059-13-9C18H17N5O4S
![(3-(5-(Benzo[d][1,3]dioxol-5-yl)-1,3,4-oxadiazol-2-yl)piperidin-1-yl)(4-methyl-1,2,3-thiadiazol-5-yl)methanone chemical structure, C18H17N5O4S, CAS 1219913-10-6](/s/QAPHTBYRBCWCPC-UHFFFAOYSA-N.svg)
(3-(5-(Benzo[d][1,3]dioxol-5-yl)-1,3,4-oxadiazol-2-yl)piperidin-1-yl)(4-methyl-1,2,3-thiadiazol-5-yl)methanone
CAS 1219913-10-6C18H17N5O4S
3-(Phenylsulfonyl)-1-(3-(3-(pyrazin-2-yl)-1,2,4-oxadiazol-5-yl)azetidin-1-yl)propan-1-one
CAS 1324108-34-0C18H17N5O4S
N-(2-((6-(Pyridin-2-yl)pyridazin-3-yl)oxy)ethyl)-4-sulfamoylbenzamide
CAS 1286698-40-5C18H17N5O4S
2-(2-((1-(2-Ethoxyphenyl)-1H-tetrazol-5-yl)thio)acetamido)benzoic acid
CAS 874467-86-4C18H17N5O4S
N-(4-((3-(3-(Pyridin-2-yl)-1,2,4-oxadiazol-5-yl)azetidin-1-yl)sulfonyl)phenyl)acetamide
CAS 1251579-90-4C18H17N5O4S
2-((1-Allyl-5-(3-nitrophenyl)-1H-imidazol-2-yl)thio)-N-(5-methylisoxazol-3-yl)acetamide
CAS 1235387-47-9C18H17N5O4S
1-(2-(5-((2-(Indolin-1-yl)-2-oxoethyl)thio)-1,3,4-oxadiazol-2-yl)ethyl)pyrimidine-2,4(1H,3H)-dione
CAS 946240-74-0C18H17N5O4S
![N-(2H-1,3-Benzodioxol-5-yl)-2-{[4-methyl-5-(1-methyl-6-oxo-1,6-dihydropyridin-3-yl)-4H-1,2,4-triazol-3-yl]sulfanyl}acetamide chemical structure, C18H17N5O4S, CAS 1040643-73-9](/s/ZGYMFFSNMZORLA-UHFFFAOYSA-N.svg)
N-(2H-1,3-Benzodioxol-5-yl)-2-{[4-methyl-5-(1-methyl-6-oxo-1,6-dihydropyridin-3-yl)-4H-1,2,4-triazol-3-yl]sulfanyl}acetamide
CAS 1040643-73-9C18H17N5O4S
N-(4-Amino-2-((2-(methyl(phenyl)amino)-2-oxoethyl)thio)-6-oxo-1,6-dihydropyrimidin-5-yl)furan-2-carboxamide
CAS 888423-42-5C18H17N5O4S
![Methyl 4-[[2-[1-(2-methoxyphenyl)tetrazol-5-yl]sulfanylacetyl]amino]benzoate chemical structure, C18H17N5O4S, CAS 633284-77-2](/s/LHDNQQWGWIEPMU-UHFFFAOYSA-N.svg)
Methyl 4-[[2-[1-(2-methoxyphenyl)tetrazol-5-yl]sulfanylacetyl]amino]benzoate
CAS 633284-77-2C18H17N5O4S
![[2,6-Dimethoxy-4-[(E)-(3-pyridin-4-yl-5-sulfanylidene-1H-1,2,4-triazol-4-yl)iminomethyl]phenyl] acetate chemical structure, C18H17N5O4S, CAS 500272-39-9](/s/OBAUWHIFYGBCRN-KEBDBYFISA-N.svg)
[2,6-Dimethoxy-4-[(E)-(3-pyridin-4-yl-5-sulfanylidene-1H-1,2,4-triazol-4-yl)iminomethyl]phenyl] acetate
CAS 500272-39-9C18H17N5O4S
2-(2-((1-(2-Methoxyphenyl)-1H-tetrazol-5-yl)thio)acetamido)-3-methylbenzoic acid
CAS 878702-75-1C18H17N5O4S
2-(2-((1-(3-Methoxyphenyl)-1H-tetrazol-5-yl)thio)acetamido)-3-methylbenzoic acid
CAS 878702-80-8C18H17N5O4S
![1-(3,4-Dimethylphenyl)-3-{5-[(4-nitrophenoxy)methyl]-1,3,4-thiadiazol-2-yl}urea chemical structure, C18H17N5O4S, CAS 429626-49-3](/s/BIGJJSNRFFQEIH-UHFFFAOYSA-N.svg)
1-(3,4-Dimethylphenyl)-3-{5-[(4-nitrophenoxy)methyl]-1,3,4-thiadiazol-2-yl}urea
CAS 429626-49-3C18H17N5O4S
4-(2-((1-(4-Methoxyphenyl)-1H-tetrazol-5-yl)thio)propanamido)benzoic acid
CAS 890638-98-9C18H17N5O4S
N-(4-Amino-6-oxo-2-((2-oxo-2-(m-tolylamino)ethyl)thio)-1,6-dihydropyrimidin-5-yl)furan-2-carboxamide
CAS 868225-97-2C18H17N5O4S
![Ethyl 4-(2-(4-oxo-1,4,6,7-tetrahydropyrazolo[3,4-d]thiazolo[3,2-a]pyrimidin-6-yl)acetamido)benzoate chemical structure, C18H17N5O4S, CAS 946329-04-0](/s/QHZDCVDJRDWZDN-UHFFFAOYSA-N.svg)
Ethyl 4-(2-(4-oxo-1,4,6,7-tetrahydropyrazolo[3,4-d]thiazolo[3,2-a]pyrimidin-6-yl)acetamido)benzoate
CAS 946329-04-0C18H17N5O4S
![N-(5-(2-(2,5-Dioxopyrrolidin-1-yl)acetyl)-4,5,6,7-tetrahydrothiazolo[5,4-c]pyridin-2-yl)picolinamide chemical structure, C18H17N5O4S, CAS 1421442-01-4](/s/OFQDJFJVUACROV-UHFFFAOYSA-N.svg)
N-(5-(2-(2,5-Dioxopyrrolidin-1-yl)acetyl)-4,5,6,7-tetrahydrothiazolo[5,4-c]pyridin-2-yl)picolinamide
CAS 1421442-01-4C18H17N5O4S
- N-(4-Amino-2-((2-(benzylamino)-2-oxoethyl)thio)-6-oxo-1,6-dihydropyrimidin-5-yl)furan-2-carboxamide868226-41-9C18H17N5O4S
- N-(4-Amino-6-oxo-2-((2-oxo-2-(p-tolylamino)ethyl)thio)-1,6-dihydropyrimidin-5-yl)furan-2-carboxamide868225-99-4C18H17N5O4S
- 2-{[4-Amino-5-(2-methoxyphenyl)-4H-1,2,4-triazol-3-yl]sulfanyl}-N-(1,3-benzodioxol-5-yl)acetamide577984-31-7C18H17N5O4S
- (E)-2-(Benzo[d]oxazol-2-ylthio)-N'-(4-(dimethylamino)-3-nitrobenzylidene)acetohydrazide326887-00-7C18H17N5O4S
- 3-Methyl-2-oxo-N-(2-(3-(pyridin-2-yl)-1H-pyrazol-1-yl)ethyl)-2,3-dihydrobenzo[d]oxazole-5-sulfonamide1448058-76-1C18H17N5O4S
- 3-Methyl-5-((2-methyl-8,9-dihydropyrazolo[1,5-a]pyrido[3,4-e]pyrimidin-7(6H)-yl)sulfonyl)benzo[d]oxazol-2(3H)-one1797368-16-1C18H17N5O4S
- 3-Methyl-2-oxo-N-(2-(2-(pyridin-2-yl)-1H-imidazol-1-yl)ethyl)-2,3-dihydrobenzo[d]oxazole-5-sulfonamide2034234-14-3C18H17N5O4S
- N-(4-Amino-6-oxo-2-((2-oxo-2-(o-tolylamino)ethyl)thio)-1,6-dihydropyrimidin-5-yl)furan-2-carboxamide868225-96-1C18H17N5O4S
- 2-{[4-Amino-5-(4-methoxyphenyl)-4H-1,2,4-triazol-3-yl]sulfanyl}-N-(1,3-benzodioxol-5-yl)acetamide577696-05-0C18H17N5O4S
- 2-[[5-(4-Methoxyphenyl)-4-methyl-1,2,4-triazol-3-yl]sulfanyl]-N-(4-nitrophenyl)acetamide482660-11-7C18H17N5O4S
- 4-[[2-(1,3-Dimethyl-2,4-dioxopyrido[2,3-d]pyrimidin-5-yl)sulfanylacetyl]amino]benzamide899988-17-1C18H17N5O4S
- 4-Amino-6-(4-methoxybenzyl)-3-((4-nitrobenzyl)thio)-1,2,4-triazin-5(4H)-one887196-59-0C18H17N5O4S
- 2-(2,5-Dioxopyrrolidin-1-yl)-N-(1-(6-methoxybenzo[d]thiazol-2-yl)-3-methyl-1H-pyrazol-5-yl)acetamide1171627-67-0C18H17N5O4S
- 6-((4-(1H-Benzo[d]imidazol-2-yl)piperazin-1-yl)sulfonyl)benzo[d]oxazol-2(3H)-one1209314-38-4C18H17N5O4S
- Methyl 5-((2-(pyrazine-2-carboxamido)-6,7-dihydrothiazolo[5,4-c]pyridin-5(4H)-yl)methyl)furan-2-carboxylate1351621-42-5C18H17N5O4S
- (3-((4-Methyl-4H-1,2,4-triazol-3-yl)sulfonyl)azetidin-1-yl)(3-(pyridin-2-yloxy)phenyl)methanone2034488-55-4C18H17N5O4S
- 3-Methyl-N-((5-(1-methyl-1H-pyrazol-4-yl)pyridin-3-yl)methyl)-2-oxo-2,3-dihydrobenzo[d]oxazole-5-sulfonamide2034308-16-0C18H17N5O4S
- N-(4-Amino-2-((2-((furan-2-ylmethyl)amino)-2-oxoethyl)thio)-6-oxo-1,6-dihydropyrimidin-5-yl)benzamide872596-91-3C18H17N5O4S
- 2-[7-(3,4-Dimethoxyphenyl)-1,3-dimethyl-2,4-dioxopyrimido[4,5-d]pyrimidin-5-yl]sulfanylacetonitrile872842-70-1C18H17N5O4S
- 2-(Methylsulfanyl)-7-(3,4,5-trimethoxyphenyl)pyrido[3,4-e][1,2,4]triazolo[1,5-a]pyrimidin-6(7H)-one1158412-38-4C18H17N5O4S
- N-{2-[(2,1,3-Benzoxadiazol-4-ylsulfonyl)amino]ethyl}-1-methyl-1H-indole-2-carboxamide1144467-51-5C18H17N5O4S
- N-{2-[(2,1,3-Benzoxadiazol-4-ylsulfonyl)amino]ethyl}-1-methyl-1H-indole-3-carboxamide1144499-34-2C18H17N5O4S
- 4-Methyl-2-(2-(6-methyl-2,4-dioxo-1,2,3,4-tetrahydropyrimidin-5-yl)acetamido)-N-phenylthiazole-5-carboxamide1203121-93-0C18H17N5O4S
- N-(2H-1,3-Benzodioxol-5-yl)-2-[7-oxo-2-(pyrrolidin-1-yl)-6H,7H-[1,3]thiazolo[4,5-d]pyrimidin-6-yl]acetamide1223980-43-5C18H17N5O4S
- 1-(3-Methoxyphenyl)-N-(5-(2-methylthiazol-4-yl)-1,3,4-oxadiazol-2-yl)-5-oxopyrrolidine-3-carboxamide1286713-98-1C18H17N5O4S
- N-Methyl-3-(5-(1-(pyridin-3-ylsulfonyl)azetidin-3-yl)-1,2,4-oxadiazol-3-yl)benzamide1421532-86-6C18H17N5O4S
- N-(1,3-Dimethyl-2,2-dioxido-1,3-dihydrobenzo[c][1,2,5]thiadiazol-5-yl)-2-(4-oxoquinazolin-3(4H)-yl)acetamide2034456-04-5C18H17N5O4S
- 3-Methyl-N-((1-methyl-3-(pyridin-3-yl)-1H-pyrazol-5-yl)methyl)-2-oxo-2,3-dihydrobenzo[d]oxazole-5-sulfonamide2034511-62-9C18H17N5O4S
- 3-Methyl-2-oxo-N-(1-phenyl-2-(2H-1,2,3-triazol-2-yl)ethyl)-2,3-dihydrobenzo[d]oxazole-5-sulfonamide2310145-88-9C18H17N5O4S
- 3-Methyl-N-((6-(1-methyl-1H-pyrazol-5-yl)pyridin-3-yl)methyl)-2-oxo-2,3-dihydrobenzo[d]oxazole-5-sulfonamide2034465-03-5C18H17N5O4S
- 3-Methyl-N-((2-(1-methyl-1H-pyrazol-4-yl)pyridin-4-yl)methyl)-2-oxo-2,3-dihydrobenzo[d]oxazole-5-sulfonamide2034228-76-5C18H17N5O4S
- N-(4-Methoxyphenyl)-2-[[4-methyl-5-(4-nitrophenyl)-1,2,4-triazol-3-yl]sulfanyl]acetamide503865-14-3C18H17N5O4S
- N-(4-Methoxy-2-nitrophenyl)-2-[(4-methyl-5-phenyl-1,2,4-triazol-3-yl)sulfanyl]acetamide332932-25-9C18H17N5O4S
- N-{2-[(2,1,3-Benzoxadiazol-4-ylsulfonyl)amino]ethyl}-2-(1H-indol-3-yl)acetamide1010875-45-2C18H17N5O4S
- 3-Methyl-2-oxo-N-{2-[4-(pyridin-4-yl)-1H-pyrazol-1-yl]ethyl}-2,3-dihydro-1,3-benzoxazole-5-sulfonamide2034355-04-7C18H17N5O4S
- 2-Methoxy-5-({[3-(pyridin-4-yl)pyrazin-2-yl]methyl}sulfamoyl)benzamide2097924-37-1C18H17N5O4S
- 2-[4-({[3-(Pyridin-3-yl)pyrazin-2-yl]methyl}sulfamoyl)phenoxy]acetamide2097909-56-1C18H17N5O4S
- 5-[[5-[[2-(2,3-Dihydro-1H-indol-1-yl)-2-oxoethyl]thio]-1,3,4-oxadiazol-2-yl]methyl]-6-methyl-2,4(1H,3H)-pyrimidinedione1169988-16-2C18H17N5O4S
- 3-[8-(2-Nitrobenzenesulfonyl)-5H,6H,7H,8H-imidazo[1,2-a]pyrimidin-2-yl]aniline2138042-32-5C18H17N5O4S
- 3-[8-(4-Nitrobenzenesulfonyl)-5H,6H,7H,8H-imidazo[1,2-a]pyrimidin-2-yl]aniline2138093-18-0C18H17N5O4S
- 5-{[1-(2-Amino-1,3-thiazol-4-yl)ethyl]amino}-2-(2,6-dioxopiperidin-3-yl)-2,3-dihydro-1H-isoindole-1,3-dione2703765-61-9C18H17N5O4S
- N-[9-[2,5-Dideoxy-2,5-epithio-4-C-(hydroxymethyl)-|A-D-lyxofuranosyl]-9H-purin-6-yl]benzamide1001189-08-7C18H17N5O4S
Frequently asked questions
What is the molar mass of C18H17N5O4S?
The molar mass of C18H17N5O4S is 399.42 g/mol, calculated from standard atomic weights for 18 carbon atoms, 17 hydrogen atoms, 5 nitrogen atoms, 4 oxygen atoms and 1 sulfur atom. The monoisotopic mass is 399.1001 Da.
How many compounds have the formula C18H17N5O4S?
CompoundList lists 66 compounds with the molecular formula C18H17N5O4S, including Ethyl 2-[(4E)-1-acetyl-5-oxo-4-[[4-(1,2,4-triazol-1-yl)phenyl]methylidene]imidazol-2-yl]sulfanylacetate, 1-(4-Ethoxyphenyl)-3-[5-[(4-nitrophenyl)methyl]-1,3,4-thiadiazol-2-yl]urea, 1-Methyl-2-((2-((5-methylisoxazol-3-yl)amino)-2-oxoethyl)thio)-6-oxo-N-phenyl-1,6-dihydropyrimidine-5-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 C18H17N5O4S?
C18H17N5O4S 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.