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Molecular formula

C13H18N4O4S

36 compounds have this formula on CompoundList.

Molar mass
326.37g/mol
Monoisotopic mass
326.1049Da
Atoms
40
Elements
5
Rings plus double bonds
7

The formula C13H18N4O4S describes a molecule made of 13 carbon atoms, 18 hydrogen atoms, 4 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 × 1347.84%
    12.011 × 13 = 156.143 g/mol
  • H Hydrogen × 185.56%
    1.008 × 18 = 18.144 g/mol
  • N Nitrogen × 417.17%
    14.007 × 4 = 56.028 g/mol
  • O Oxygen × 419.61%
    15.999 × 4 = 63.996 g/mol
  • S Sulfur × 19.82%
    32.06 × 1 = 32.060 g/mol
Look up another formula

Compounds with the formula C13H18N4O4S

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

Showing 1 to 36 of 36 compounds

8-(2,3-Dihydroxypropylsulfanyl)-1,3-dimethyl-7-prop-2-enylpurine-2,6-dione chemical structure, C13H18N4O4S, CAS 378201-02-6
8-(2,3-Dihydroxypropylsulfanyl)-1,3-dimethyl-7-prop-2-enylpurine-2,6-dione
CAS 378201-02-6C13H18N4O4S
7-(2-Methoxyethyl)-3-methyl-8-((3-oxobutan-2-yl)thio)-1H-purine-2,6(3H,7H)-dione chemical structure, C13H18N4O4S, CAS 333769-04-3
7-(2-Methoxyethyl)-3-methyl-8-((3-oxobutan-2-yl)thio)-1H-purine-2,6(3H,7H)-dione
CAS 333769-04-3C13H18N4O4S
Ethyl 2-((1-(2-hydroxyethyl)-4-oxo-4,5-dihydro-1H-pyrazolo[3,4-d]pyrimidin-6-yl)thio)butanoate chemical structure, C13H18N4O4S, CAS 941985-82-6
Ethyl 2-((1-(2-hydroxyethyl)-4-oxo-4,5-dihydro-1H-pyrazolo[3,4-d]pyrimidin-6-yl)thio)butanoate
CAS 941985-82-6C13H18N4O4S
7-[(E)-But-2-enyl]-8-(2,3-dihydroxypropylsulfanyl)-3-methylpurine-2,6-dione chemical structure, C13H18N4O4S, CAS 313470-43-8
7-[(E)-But-2-enyl]-8-(2,3-dihydroxypropylsulfanyl)-3-methylpurine-2,6-dione
CAS 313470-43-8C13H18N4O4S
4-[5-(Furan-2-yl)-1,3,4-oxadiazol-2-yl]-N,N-dimethylpiperidine-1-sulfonamide chemical structure, C13H18N4O4S, CAS 1208772-02-4
4-[5-(Furan-2-yl)-1,3,4-oxadiazol-2-yl]-N,N-dimethylpiperidine-1-sulfonamide
CAS 1208772-02-4C13H18N4O4S
Ethyl 2-(3-methyl-2,6-dioxo-7-propylpurin-8-yl)sulfanylacetate chemical structure, C13H18N4O4S, CAS 328071-66-5
Ethyl 2-(3-methyl-2,6-dioxo-7-propylpurin-8-yl)sulfanylacetate
CAS 328071-66-5C13H18N4O4S
8-((2,3-Dihydroxypropyl)thio)-3-methyl-7-(2-methylallyl)-1H-purine-2,6(3H,7H)-dione chemical structure, C13H18N4O4S, CAS 332098-84-7
8-((2,3-Dihydroxypropyl)thio)-3-methyl-7-(2-methylallyl)-1H-purine-2,6(3H,7H)-dione
CAS 332098-84-7C13H18N4O4S
rel-(3aR,6S,7aR)-4-(methylsulfonyl)-N-(pyrazin-2-yl)octahydrofuro[3,2-b]pyridine-6-carboxamide chemical structure, C13H18N4O4S, CAS 1422068-94-7
rel-(3aR,6S,7aR)-4-(methylsulfonyl)-N-(pyrazin-2-yl)octahydrofuro[3,2-b]pyridine-6-carboxamide
CAS 1422068-94-7C13H18N4O4S
rel-(3aR,6R,7aR)-4-(methylsulfonyl)-N-(pyrazin-2-yl)octahydrofuro[3,2-b]pyridine-6-carboxamide chemical structure, C13H18N4O4S, CAS 1422067-59-1
rel-(3aR,6R,7aR)-4-(methylsulfonyl)-N-(pyrazin-2-yl)octahydrofuro[3,2-b]pyridine-6-carboxamide
CAS 1422067-59-1C13H18N4O4S
7-(2-Ethoxyethyl)-3-methyl-8-((2-oxopropyl)thio)-1H-purine-2,6(3H,7H)-dione chemical structure, C13H18N4O4S, CAS 488086-47-1
7-(2-Ethoxyethyl)-3-methyl-8-((2-oxopropyl)thio)-1H-purine-2,6(3H,7H)-dione
CAS 488086-47-1C13H18N4O4S
Ethyl 2-(3,7-dimethyl-2,6-dioxopurin-8-yl)sulfanylbutanoate chemical structure, C13H18N4O4S, CAS 330816-67-6
Ethyl 2-(3,7-dimethyl-2,6-dioxopurin-8-yl)sulfanylbutanoate
CAS 330816-67-6C13H18N4O4S
2-[3-Methyl-7-(3-methylbutyl)-2,6-dioxopurin-8-yl]sulfanylacetic acid chemical structure, C13H18N4O4S, CAS 301353-78-6
2-[3-Methyl-7-(3-methylbutyl)-2,6-dioxopurin-8-yl]sulfanylacetic acid
CAS 301353-78-6C13H18N4O4S
Ethyl 2-((7-isopropyl-3-methyl-2,6-dioxo-2,3,6,7-tetrahydro-1H-purin-8-yl)thio)acetate chemical structure, C13H18N4O4S, CAS 326919-22-6
Ethyl 2-((7-isopropyl-3-methyl-2,6-dioxo-2,3,6,7-tetrahydro-1H-purin-8-yl)thio)acetate
CAS 326919-22-6C13H18N4O4S
2-((3-Methyl-2,6-dioxo-7-pentyl-2,3,6,7-tetrahydro-1H-purin-8-yl)thio)acetic acid chemical structure, C13H18N4O4S, CAS 331235-38-2
2-((3-Methyl-2,6-dioxo-7-pentyl-2,3,6,7-tetrahydro-1H-purin-8-yl)thio)acetic acid
CAS 331235-38-2C13H18N4O4S
Propan-2-yl 2-(1,3,7-trimethyl-2,6-dioxopurin-8-yl)sulfanylacetate chemical structure, C13H18N4O4S, CAS 460725-20-6
Propan-2-yl 2-(1,3,7-trimethyl-2,6-dioxopurin-8-yl)sulfanylacetate
CAS 460725-20-6C13H18N4O4S
N-(2-Hydrazinyl-2-oxoethyl)-4-(pyrrolidin-1-ylsulfonyl)benzamide chemical structure, C13H18N4O4S, CAS 392247-21-1
N-(2-Hydrazinyl-2-oxoethyl)-4-(pyrrolidin-1-ylsulfonyl)benzamide
CAS 392247-21-1C13H18N4O4S
1H-Benzimidazole-2-sulfonamide, 6-nitro-N,N,1-triethyl- chemical structure, C13H18N4O4S, CAS 115243-47-5
1H-Benzimidazole-2-sulfonamide, 6-nitro-N,N,1-triethyl-
CAS 115243-47-5C13H18N4O4S
Diethyl 2-[[(6-amino-2-methylsulfanylpyrimidin-4-yl)amino]methylidene]propanedioate chemical structure, C13H18N4O4S, CAS 36707-42-3
Diethyl 2-[[(6-amino-2-methylsulfanylpyrimidin-4-yl)amino]methylidene]propanedioate
CAS 36707-42-3C13H18N4O4S
Methyl 2-((7-isobutyl-3-methyl-2,6-dioxo-2,3,6,7-tetrahydro-1H-purin-8-yl)thio)acetate chemical structure, C13H18N4O4S, CAS 941874-36-8
Methyl 2-((7-isobutyl-3-methyl-2,6-dioxo-2,3,6,7-tetrahydro-1H-purin-8-yl)thio)acetate
CAS 941874-36-8C13H18N4O4S
3,5-Dimethyl-N-((1-methyl-1,4,6,7-tetrahydropyrano[4,3-c]pyrazol-3-yl)methyl)isoxazole-4-sulfonamide chemical structure, C13H18N4O4S, CAS 1797261-93-8
3,5-Dimethyl-N-((1-methyl-1,4,6,7-tetrahydropyrano[4,3-c]pyrazol-3-yl)methyl)isoxazole-4-sulfonamide
CAS 1797261-93-8C13H18N4O4S
Ethyl 4-(2-oxo-2-(thiazol-2-ylamino)acetamido)piperidine-1-carboxylate chemical structure, C13H18N4O4S, CAS 1210963-71-5
Ethyl 4-(2-oxo-2-(thiazol-2-ylamino)acetamido)piperidine-1-carboxylate
CAS 1210963-71-5C13H18N4O4S
N-(2-(4-(Furan-3-yl)-1H-pyrazol-1-yl)ethyl)morpholine-4-sulfonamide chemical structure, C13H18N4O4S, CAS 2034354-53-3
N-(2-(4-(Furan-3-yl)-1H-pyrazol-1-yl)ethyl)morpholine-4-sulfonamide
CAS 2034354-53-3C13H18N4O4S
N-(1,1-Dioxidotetrahydrothiophen-3-yl)-6-morpholinopyrimidine-4-carboxamide chemical structure, C13H18N4O4S, CAS 1906530-06-0
N-(1,1-Dioxidotetrahydrothiophen-3-yl)-6-morpholinopyrimidine-4-carboxamide
CAS 1906530-06-0C13H18N4O4S
1-{1-[(1,3,5-Trimethyl-1H-pyrazol-4-yl)sulfonyl]azetidin-3-yl}pyrrolidine-2,5-dione chemical structure, C13H18N4O4S, CAS 1904335-39-2
1-{1-[(1,3,5-Trimethyl-1H-pyrazol-4-yl)sulfonyl]azetidin-3-yl}pyrrolidine-2,5-dione
CAS 1904335-39-2C13H18N4O4S

Frequently asked questions

What is the molar mass of C13H18N4O4S?

The molar mass of C13H18N4O4S is 326.37 g/mol, calculated from standard atomic weights for 13 carbon atoms, 18 hydrogen atoms, 4 nitrogen atoms, 4 oxygen atoms and 1 sulfur atom. The monoisotopic mass is 326.1049 Da.

How many compounds have the formula C13H18N4O4S?

CompoundList lists 36 compounds with the molecular formula C13H18N4O4S, including 8-(2,3-Dihydroxypropylsulfanyl)-1,3-dimethyl-7-prop-2-enylpurine-2,6-dione, 7-(2-Methoxyethyl)-3-methyl-8-((3-oxobutan-2-yl)thio)-1H-purine-2,6(3H,7H)-dione, Ethyl 2-((1-(2-hydroxyethyl)-4-oxo-4,5-dihydro-1H-pyrazolo[3,4-d]pyrimidin-6-yl)thio)butanoate. 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 C13H18N4O4S?

C13H18N4O4S has a degree of unsaturation of 7. 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.