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Molecular formula

C18H11N3O4S

17 compounds have this formula on CompoundList.

Molar mass
365.36g/mol
Monoisotopic mass
365.0470Da
Atoms
37
Elements
5
Rings plus double bonds
15

The formula C18H11N3O4S describes a molecule made of 18 carbon atoms, 11 hydrogen atoms, 3 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 × 1859.17%
    12.011 × 18 = 216.198 g/mol
  • H Hydrogen × 113.03%
    1.008 × 11 = 11.088 g/mol
  • N Nitrogen × 311.50%
    14.007 × 3 = 42.021 g/mol
  • O Oxygen × 417.52%
    15.999 × 4 = 63.996 g/mol
  • S Sulfur × 18.77%
    32.06 × 1 = 32.060 g/mol
Look up another formula

Compounds with the formula C18H11N3O4S

Isomers we list, best known first. Open one to see its structure, properties, safety data and suppliers.

Showing 1 to 17 of 17 compounds

3-[2-[(5-Pyridin-3-yl-1,3,4-oxadiazol-2-yl)sulfanyl]acetyl]chromen-2-one chemical structure, C18H11N3O4S, CAS 694504-46-6
3-[2-[(5-Pyridin-3-yl-1,3,4-oxadiazol-2-yl)sulfanyl]acetyl]chromen-2-one
CAS 694504-46-6C18H11N3O4S
N-[4-(1,3-Benzothiazol-2-yl)phenyl]-5-nitrofuran-2-carboxamide chemical structure, C18H11N3O4S, CAS 346649-29-4
N-[4-(1,3-Benzothiazol-2-yl)phenyl]-5-nitrofuran-2-carboxamide
CAS 346649-29-4C18H11N3O4S
N-[2-(1,3-Benzothiazol-2-yl)phenyl]-5-nitrofuran-2-carboxamide chemical structure, C18H11N3O4S, CAS 380546-81-6
N-[2-(1,3-Benzothiazol-2-yl)phenyl]-5-nitrofuran-2-carboxamide
CAS 380546-81-6C18H11N3O4S
6-Nitro-3-(2-(phenylamino)thiazol-4-yl)-2H-chromen-2-one chemical structure, C18H11N3O4S, CAS 313985-59-0
6-Nitro-3-(2-(phenylamino)thiazol-4-yl)-2H-chromen-2-one
CAS 313985-59-0C18H11N3O4S
N-(4-(Naphthalen-2-yl)thiazol-2-yl)-5-nitrofuran-2-carboxamide chemical structure, C18H11N3O4S, CAS 304864-55-9
N-(4-(Naphthalen-2-yl)thiazol-2-yl)-5-nitrofuran-2-carboxamide
CAS 304864-55-9C18H11N3O4S
N-[2-(1,3-Benzoxazol-2-yl)phenyl]-5-nitrothiophene-2-carboxamide chemical structure, C18H11N3O4S, CAS 477500-25-7
N-[2-(1,3-Benzoxazol-2-yl)phenyl]-5-nitrothiophene-2-carboxamide
CAS 477500-25-7C18H11N3O4S
2-(5-(3-Nitrobenzyl)-1,3-thiazol-2-yl)-1H-isoindole-1,3(2H)-dione chemical structure, C18H11N3O4S, CAS 300819-47-0
2-(5-(3-Nitrobenzyl)-1,3-thiazol-2-yl)-1H-isoindole-1,3(2H)-dione
CAS 300819-47-0C18H11N3O4S
2-Imino-3-[4-(4-nitrophenyl)-1,3-thiazol-2-yl]-2H-chromen-7-ol chemical structure, C18H11N3O4S, CAS 301235-87-0
2-Imino-3-[4-(4-nitrophenyl)-1,3-thiazol-2-yl]-2H-chromen-7-ol
CAS 301235-87-0C18H11N3O4S
3-[2-[(5-Pyridin-4-yl-1,3,4-oxadiazol-2-yl)sulfanyl]acetyl]chromen-2-one chemical structure, C18H11N3O4S, CAS 694486-50-5
3-[2-[(5-Pyridin-4-yl-1,3,4-oxadiazol-2-yl)sulfanyl]acetyl]chromen-2-one
CAS 694486-50-5C18H11N3O4S
N-[2,5-Dioxo-6-(1,3-thiazol-2-yl)-5,6-dihydro-2H-pyrano[3,2-c]pyridin-3-yl]benzenecarboxamide chemical structure, C18H11N3O4S, CAS 341966-36-7
N-[2,5-Dioxo-6-(1,3-thiazol-2-yl)-5,6-dihydro-2H-pyrano[3,2-c]pyridin-3-yl]benzenecarboxamide
CAS 341966-36-7C18H11N3O4S
N-1,3-Benzodioxol-5-yl-4-oxo-4H-pyrido[1,2-a]thieno[2,3-d]pyrimidine-2-carboxamide chemical structure, C18H11N3O4S, CAS 690250-40-9
N-1,3-Benzodioxol-5-yl-4-oxo-4H-pyrido[1,2-a]thieno[2,3-d]pyrimidine-2-carboxamide
CAS 690250-40-9C18H11N3O4S
1,3-Dioxo-2,3-dihydro-1H-isoindol-2-yl 4-(2-methylphenyl)-1,2,3-thiadiazole-5-carboxylate chemical structure, C18H11N3O4S, CAS 2248331-23-7
1,3-Dioxo-2,3-dihydro-1H-isoindol-2-yl 4-(2-methylphenyl)-1,2,3-thiadiazole-5-carboxylate
CAS 2248331-23-7C18H11N3O4S
1,3-Dioxo-2,3-dihydro-1H-isoindol-2-yl 4-methyl-2-(pyridin-2-yl)-1,3-thiazole-5-carboxylate chemical structure, C18H11N3O4S, CAS 2248303-13-9
1,3-Dioxo-2,3-dihydro-1H-isoindol-2-yl 4-methyl-2-(pyridin-2-yl)-1,3-thiazole-5-carboxylate
CAS 2248303-13-9C18H11N3O4S
1,3-Dioxo-2,3-dihydro-1H-isoindol-2-yl 2-[2-(pyridin-2-yl)-1,3-thiazol-4-yl]acetate chemical structure, C18H11N3O4S, CAS 2248411-11-0
1,3-Dioxo-2,3-dihydro-1H-isoindol-2-yl 2-[2-(pyridin-2-yl)-1,3-thiazol-4-yl]acetate
CAS 2248411-11-0C18H11N3O4S
1,3-Dioxo-2,3-dihydro-1H-isoindol-2-yl 2-[2-(pyridin-3-yl)-1,3-thiazol-4-yl]acetate chemical structure, C18H11N3O4S, CAS 2248281-67-4
1,3-Dioxo-2,3-dihydro-1H-isoindol-2-yl 2-[2-(pyridin-3-yl)-1,3-thiazol-4-yl]acetate
CAS 2248281-67-4C18H11N3O4S
1,3-Dioxo-2,3-dihydro-1H-isoindol-2-yl 2-(quinoxalin-2-ylsulfanyl)acetate chemical structure, C18H11N3O4S, CAS 2248343-24-8
1,3-Dioxo-2,3-dihydro-1H-isoindol-2-yl 2-(quinoxalin-2-ylsulfanyl)acetate
CAS 2248343-24-8C18H11N3O4S
1,3-Dioxo-2,3-dihydro-1H-isoindol-2-yl 3-cyano-6-cyclopropyl-2-sulfanylidene-1,2-dihydropyridine-4-carboxylate chemical structure, C18H11N3O4S, CAS 2248365-50-4
1,3-Dioxo-2,3-dihydro-1H-isoindol-2-yl 3-cyano-6-cyclopropyl-2-sulfanylidene-1,2-dihydropyridine-4-carboxylate
CAS 2248365-50-4C18H11N3O4S

Frequently asked questions

What is the molar mass of C18H11N3O4S?

The molar mass of C18H11N3O4S is 365.36 g/mol, calculated from standard atomic weights for 18 carbon atoms, 11 hydrogen atoms, 3 nitrogen atoms, 4 oxygen atoms and 1 sulfur atom. The monoisotopic mass is 365.0470 Da.

How many compounds have the formula C18H11N3O4S?

CompoundList lists 17 compounds with the molecular formula C18H11N3O4S, including 3-[2-[(5-Pyridin-3-yl-1,3,4-oxadiazol-2-yl)sulfanyl]acetyl]chromen-2-one, N-[4-(1,3-Benzothiazol-2-yl)phenyl]-5-nitrofuran-2-carboxamide, N-[2-(1,3-Benzothiazol-2-yl)phenyl]-5-nitrofuran-2-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 C18H11N3O4S?

C18H11N3O4S has a degree of unsaturation of 15. 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.