Molecular formula

C₁₈H₂₆N₄O₃S

33 compounds have this formula on CompoundList.

Molar mass: 378.49g/mol
Monoisotopic mass: 378.1726Da
Atoms: 52
Elements: 5
Rings plus double bonds: 8

The formula C18H26N4O3S describes a molecule made of 18 carbon atoms, 26 hydrogen atoms, 4 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 × 1857.12%
12.011 × 18 = 216.198 g/mol
H Hydrogen × 266.92%
1.008 × 26 = 26.208 g/mol
N Nitrogen × 414.80%
14.007 × 4 = 56.028 g/mol
O Oxygen × 312.68%
15.999 × 3 = 47.997 g/mol
S Sulfur × 18.47%
32.06 × 1 = 32.060 g/mol

Look up another formula

Compounds with the formula C18H26N4O3S

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

Showing 1 to 33 of 33 compounds

N-[3-(3,5-Dimethylpyrazol-1-yl)propyl]-2-[methyl-(4-methylphenyl)sulfonylamino]acetamide

CAS 956784-66-0C₁₈H₂₆N₄O₃S

3-Amino-4-[(3S)-3-(2-ethoxyethoxymethyl)piperidin-1-yl]thieno[2,3-b]pyridine-2-carboxamide

CAS 2871872-79-4C₁₈H₂₆N₄O₃S

4-((3-(3-Allylthioureido)phenyl)amino)-2-(isobutylamino)-4-oxobutanoic acid

CAS 1047981-23-6C₁₈H₂₆N₄O₃S

1-(2,5-Dimethylbenzyl)-4-methyl-3-(1-(methylsulfonyl)piperidin-4-yl)-1H-1,2,4-triazol-5(4H)-one

CAS 1105248-93-8C₁₈H₂₆N₄O₃S

4-(N,N-Diethylsulfamoyl)-N-(1-isopropyl-3-methyl-1H-pyrazol-5-yl)benzamide

CAS 1171810-07-3C₁₈H₂₆N₄O₃S

N-(2-(Diethylamino)ethyl)-3-(2-methoxyethyl)-4-oxo-2-thioxo-1,2,3,4-tetrahydroquinazoline-7-carboxamide

CAS 422273-65-2C₁₈H₂₆N₄O₃S

2-(1-Methyl-1H-indol-3-yl)-N-(2-(4-(methylsulfonyl)piperazin-1-yl)ethyl)acetamide

CAS 1207002-46-7C₁₈H₂₆N₄O₃S

N-(4-tert-Butyl-1,3-thiazol-2-yl)-2-(1-methyl-2,4-dioxo-1,3-diazaspiro[4.5]dec-3-yl)acetamide

CAS 1324066-25-2C₁₈H₂₆N₄O₃S

3-(2-(Diethylamino)ethyl)-N-(2-methoxyethyl)-4-oxo-2-thioxo-1,2,3,4-tetrahydroquinazoline-7-carboxamide

CAS 422528-14-1C₁₈H₂₆N₄O₃S

4-((3-(3-Allylthioureido)phenyl)amino)-2-(butylamino)-4-oxobutanoic acid

CAS 1047981-68-9C₁₈H₂₆N₄O₃S

N-((1-Cyclopentyl-4,5,6,7-tetrahydro-1H-indazol-3-yl)methyl)-3,5-dimethylisoxazole-4-sulfonamide

CAS 1448125-43-6C₁₈H₂₆N₄O₃S

1-Ethyl-3,5-dimethyl-N-((1r,4r)-4-(pyridin-2-yloxy)cyclohexyl)-1H-pyrazole-4-sulfonamide

CAS 2034578-99-7C₁₈H₂₆N₄O₃S

Venritidine

CAS 93064-63-2C₁₈H₂₆N₄O₃S

N-tert-Butyl-2-(1,3-dimethyl-2,4-dioxo-6-propylpyrido[2,3-d]pyrimidin-5-yl)sulfanylacetamide

CAS 946278-22-4C₁₈H₂₆N₄O₃S

1,3-Dimethyl-5-((2-morpholinoethyl)thio)-6-propylpyrido[2,3-d]pyrimidine-2,4(1H,3H)-dione

CAS 899747-93-4C₁₈H₂₆N₄O₃S

2-((6-Isobutyl-1,3-dimethyl-2,4-dioxo-1,2,3,4-tetrahydropyrido[2,3-d]pyrimidin-5-yl)thio)-N-propylacetamide

CAS 946341-69-1C₁₈H₂₆N₄O₃S

N-(2-(Dimethylamino)-2-(1-methyl-1H-pyrrol-2-yl)ethyl)-4-(N,N-dimethylsulfamoyl)benzamide

CAS 1049389-62-9C₁₈H₂₆N₄O₃S

N~4~-(5,5-dimethyl-7-oxo-4,5,6,7-tetrahydro-1,3-benzothiazol-2-yl)-N~1~,N~1~-dimethylpiperidine-1,4-dicarboxamide

CAS 1158214-58-4C₁₈H₂₆N₄O₃S

4-Ethyl-1-(2-methoxyethyl)-3-(1-(2-(thiophen-2-yl)acetyl)piperidin-4-yl)-1H-1,2,4-triazol-5(4H)-one

CAS 1797736-99-2C₁₈H₂₆N₄O₃S

(±)-(Z)-N-Methyl-2-nitro-N'-(2-((5-((tricyclo(2.2.1.o(sup 2,6))hept-3-ylamino)methyl)furfuryl)thio)ethyl)-1,1-ethenediamine

CAS 93050-14-7C₁₈H₂₆N₄O₃S

4-Ethyl-1-(2-methoxyethyl)-3-(1-(4-methylthiophene-2-carbonyl)piperidin-4-yl)-1H-1,2,4-triazol-5(4H)-one

CAS 1797125-63-3C₁₈H₂₆N₄O₃S

4-Butoxy-N-(2-(dimethylamino)-4,6-dimethylpyrimidin-5-yl)benzenesulfonamide

CAS 1448054-10-1C₁₈H₂₆N₄O₃S

2-Isopropyl-1-methyl-N-(pyridin-3-yl(tetrahydro-2H-pyran-4-yl)methyl)-1H-imidazole-4-sulfonamide

CAS 2034594-58-4C₁₈H₂₆N₄O₃S

4-((1-((1-Isopropyl-3,5-dimethyl-1H-pyrazol-4-yl)sulfonyl)piperidin-3-yl)oxy)pyridine

CAS 2034619-50-4C₁₈H₂₆N₄O₃S

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What is the molar mass of C18H26N4O3S?

The molar mass of C18H26N4O3S is 378.49 g/mol, calculated from standard atomic weights for 18 carbon atoms, 26 hydrogen atoms, 4 nitrogen atoms, 3 oxygen atoms and 1 sulfur atom. The monoisotopic mass is 378.1726 Da.

How many compounds have the formula C18H26N4O3S?

CompoundList lists 33 compounds with the molecular formula C18H26N4O3S, including N-[3-(3,5-Dimethylpyrazol-1-yl)propyl]-2-[methyl-(4-methylphenyl)sulfonylamino]acetamide, 3-Amino-4-[(3S)-3-(2-ethoxyethoxymethyl)piperidin-1-yl]thieno[2,3-b]pyridine-2-carboxamide, 4-((3-(3-Allylthioureido)phenyl)amino)-2-(isobutylamino)-4-oxobutanoic acid. 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 C18H26N4O3S?

C18H26N4O3S has a degree of unsaturation of 8. 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.