Molecular formula

C₁₈H₂₆N₄O₅S

16 compounds have this formula on CompoundList.

Molar mass: 410.49g/mol
Monoisotopic mass: 410.1624Da
Atoms: 54
Elements: 5
Rings plus double bonds: 8

The formula C18H26N4O5S describes a molecule made of 18 carbon atoms, 26 hydrogen atoms, 4 nitrogen atoms, 5 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 × 1852.67%
12.011 × 18 = 216.198 g/mol
H Hydrogen × 266.38%
1.008 × 26 = 26.208 g/mol
N Nitrogen × 413.65%
14.007 × 4 = 56.028 g/mol
O Oxygen × 519.49%
15.999 × 5 = 79.995 g/mol
S Sulfur × 17.81%
32.06 × 1 = 32.060 g/mol

Look up another formula

Compounds with the formula C18H26N4O5S

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

Showing 1 to 16 of 16 compounds

Enkephalin-met, des-tyr(1)-

CAS 61370-88-5C₁₈H₂₆N₄O₅S

2,5-Dioxopyrrolidin-1-yl N-{N-[(2-isopropyl-1,3-thiazol-4-yl)methyl]-N-methylcarbamoyl}-L-valinate

CAS 224631-15-6C₁₈H₂₆N₄O₅S

Methionyl-aspartyl-phenylalaninamide

CAS 5934-92-9C₁₈H₂₆N₄O₅S

N1-(5-(1,1-dioxidoisothiazolidin-2-yl)-2-methylphenyl)-N2-(2-morpholinoethyl)oxalamide

CAS 1105227-98-2C₁₈H₂₆N₄O₅S

L-Lysine, mono(2-(((3-phenyl-1,2,4-oxadiazol-5-yl)methyl)thio)propanoate)

CAS 61560-15-4C₁₈H₂₆N₄O₅S

4-(2,6-Dimethylmorpholin-4-yl)-7-[(2,6-dimethylmorpholin-4-yl)sulfonyl]-2,1,3-benzoxadiazole

CAS 871510-13-3C₁₈H₂₆N₄O₅S

For-Met-Leu-pNA

CAS 111150-07-3C₁₈H₂₆N₄O₅S

4-((2,6-Dimethylmorpholino)sulfonyl)-5-methyl-N-(1,3,5-trimethyl-1H-pyrazol-4-yl)furan-2-carboxamide

CAS 1207011-08-2C₁₈H₂₆N₄O₅S

Ethyl 2-(6-((4-methylpiperidin-1-yl)sulfonyl)-3-oxo-[1,2,4]triazolo[4,3-a]pyridin-2(3H)-yl)butanoate

CAS 1251704-91-2C₁₈H₂₆N₄O₅S

N'-[4-(1,1-Dioxothiazinan-2-yl)phenyl]-N-(2-morpholin-4-ylethyl)oxamide

CAS 899976-53-5C₁₈H₂₆N₄O₅S

N'-(1-Methylsulfonyl-3,4-dihydro-2H-quinolin-7-yl)-N-(2-morpholin-4-ylethyl)oxamide

CAS 941983-67-1C₁₈H₂₆N₄O₅S

N1-((1-(pyridin-3-ylsulfonyl)piperidin-4-yl)methyl)-N2-((tetrahydrofuran-2-yl)methyl)oxalamide

CAS 1428375-14-7C₁₈H₂₆N₄O₅S

1-[2-({3-[(3-Cyclopropyl-1,2,4-oxadiazol-5-yl)methyl]piperidin-1-yl}sulfonyl)ethyl]piperidine-2,6-dione

CAS 1705765-36-1C₁₈H₂₆N₄O₅S

N-Cyclohexyl-2-[3-(morpholine-4-sulfonyl)benzoyl]hydrazine-1-carboxamide

CAS 6551-76-4C₁₈H₂₆N₄O₅S

tert-Butyl {2-[({4-[(methylsulfonyl)amino]-1H-indol-1-yl}acetyl)amino]ethyl}carbamate

CAS 1630904-23-2C₁₈H₂₆N₄O₅S

Des-tyr1-methionine enkephalin acetate

CAS 94825-43-1C₁₈H₂₆N₄O₅S

Frequently asked questions

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What is the molar mass of C18H26N4O5S?

The molar mass of C18H26N4O5S is 410.49 g/mol, calculated from standard atomic weights for 18 carbon atoms, 26 hydrogen atoms, 4 nitrogen atoms, 5 oxygen atoms and 1 sulfur atom. The monoisotopic mass is 410.1624 Da.

How many compounds have the formula C18H26N4O5S?

CompoundList lists 16 compounds with the molecular formula C18H26N4O5S, including Enkephalin-met, des-tyr(1)-, 2,5-Dioxopyrrolidin-1-yl N-{N-[(2-isopropyl-1,3-thiazol-4-yl)methyl]-N-methylcarbamoyl}-L-valinate, Methionyl-aspartyl-phenylalaninamide. 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 C18H26N4O5S?

C18H26N4O5S 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.