Molecular formula

C₁₈H₁₉N₃O₇S

16 compounds have this formula on CompoundList.

Molar mass: 421.42g/mol
Monoisotopic mass: 421.0944Da
Atoms: 48
Elements: 5
Rings plus double bonds: 11

The formula C18H19N3O7S describes a molecule made of 18 carbon atoms, 19 hydrogen atoms, 3 nitrogen atoms, 7 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 × 1851.30%
12.011 × 18 = 216.198 g/mol
H Hydrogen × 194.54%
1.008 × 19 = 19.152 g/mol
N Nitrogen × 39.97%
14.007 × 3 = 42.021 g/mol
O Oxygen × 726.57%
15.999 × 7 = 111.993 g/mol
S Sulfur × 17.61%
32.06 × 1 = 32.060 g/mol

Look up another formula

Compounds with the formula C18H19N3O7S

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

Showing 1 to 16 of 16 compounds

N-[4-(Morpholine-4-sulfonyl)-phenyl]-2-(4-nitro-phenoxy)-acetamide

CAS 325742-60-7C₁₈H₁₉N₃O₇S

2-{[4-(4-Acetamido-3-methoxybenzenesulfonamido)phenyl]formamido}acetic acid

CAS 796123-90-5C₁₈H₁₉N₃O₇S

6-Methyl-3-nitro-2-oxo-1,2-dihydropyridin-4-yl 4-(piperidin-1-ylsulfonyl)benzoate

CAS 868680-20-0C₁₈H₁₉N₃O₇S

N-(4-(1,1-Dioxidoisothiazolidin-2-yl)phenyl)-4,5-dimethoxy-2-nitrobenzamide

CAS 941948-94-3C₁₈H₁₉N₃O₇S

N-(3-(1,1-Dioxidoisothiazolidin-2-yl)phenyl)-4,5-dimethoxy-2-nitrobenzamide

CAS 941899-53-2C₁₈H₁₉N₃O₇S

Benzenediazonium, 3-methoxy-4-(1-pyrrolidinyl)-, 2-hydroxy-5-sulfobenzoate (1:1)

CAS 68015-96-3C₁₈H₁₉N₃O₇S

N-(4-Methoxy-2-nitrophenyl)-4-(morpholinosulfonyl)benzamide

CAS 313404-96-5C₁₈H₁₉N₃O₇S

(Z)-N-(3-(2-Ethoxyethyl)-5,6-dimethoxybenzo[d]thiazol-2(3H)-ylidene)-5-nitrofuran-2-carboxamide

CAS 895458-54-5C₁₈H₁₉N₃O₇S

Benzenediazonium, 4-(diethylamino)-, 5-sulfo-1,3-benzenedicarboxylate (1:1)

CAS 83749-62-6C₁₈H₁₉N₃O₇S

(6R-(6alpha,7beta(R*)))-3-(Acetoxymethyl)-7-(amino(4-hydroxyphenyl)acetamido)-8-oxo-5-thia-1-azabicyclo(4.2.0)oct-2-ene-2-carboxylic acid

CAS 28894-60-2C₁₈H₁₉N₃O₇S

N-(1-(3,4-Dimethoxyphenyl)-5-oxopyrrolidin-3-yl)-4-nitrobenzenesulfonamide

CAS 896317-47-8C₁₈H₁₉N₃O₇S

2-({[(Furan-2-yl)methyl]carbamoyl}amino)-2-oxoethyl 2-(2-phenylethenesulfonamido)acetate

CAS 735289-44-8C₁₈H₁₉N₃O₇S

N-(2H-1,3-Benzodioxol-5-yl)-2-[5-(morpholine-4-sulfonyl)-2-oxo-1,2-dihydropyridin-1-yl]acetamide

CAS 1357933-75-5C₁₈H₁₉N₃O₇S

(1-(2-(2,6-Dioxopiperidin-3-yl)-1,3-dioxoisoindolin-5-yl)azetidin-3-yl)methyl methanesulfonate

CAS 2241314-95-2C₁₈H₁₉N₃O₇S

2-{[4-(3-Acetamido-4-methoxybenzenesulfonamido)phenyl]formamido}acetic acid

CAS 1057826-17-1C₁₈H₁₉N₃O₇S

1-{[2-(2,6-Dioxopiperidin-3-yl)-1-oxo-2,3-dihydro-1H-isoindol-4-yl]sulfonyl}pyrrolidine-3-carboxylic acid

CAS 2703764-07-0C₁₈H₁₉N₃O₇S

Frequently asked questions

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What is the molar mass of C18H19N3O7S?

The molar mass of C18H19N3O7S is 421.42 g/mol, calculated from standard atomic weights for 18 carbon atoms, 19 hydrogen atoms, 3 nitrogen atoms, 7 oxygen atoms and 1 sulfur atom. The monoisotopic mass is 421.0944 Da.

How many compounds have the formula C18H19N3O7S?

CompoundList lists 16 compounds with the molecular formula C18H19N3O7S, including N-[4-(Morpholine-4-sulfonyl)-phenyl]-2-(4-nitro-phenoxy)-acetamide, 2-{[4-(4-Acetamido-3-methoxybenzenesulfonamido)phenyl]formamido}acetic acid, 6-Methyl-3-nitro-2-oxo-1,2-dihydropyridin-4-yl 4-(piperidin-1-ylsulfonyl)benzoate. 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 C18H19N3O7S?

C18H19N3O7S has a degree of unsaturation of 11. 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.