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Molecular formula

C18H19NO5

314 compounds have this formula on CompoundList.

Molar mass
329.35g/mol
Monoisotopic mass
329.1263Da
Atoms
43
Elements
4
Rings plus double bonds
10

The formula C18H19NO5 describes a molecule made of 18 carbon atoms, 19 hydrogen atoms, 1 nitrogen atom and 5 oxygen atoms. 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 × 1865.64%
    12.011 × 18 = 216.198 g/mol
  • H Hydrogen × 195.82%
    1.008 × 19 = 19.152 g/mol
  • N Nitrogen × 14.25%
    14.007 × 1 = 14.007 g/mol
  • O Oxygen × 524.29%
    15.999 × 5 = 79.995 g/mol
Look up another formula

Compounds with the formula C18H19NO5

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

Showing 301 to 314 of 314 compounds

Benzyl N-[2-(3,4-dimethoxyphenyl)-2-oxoethyl]carbamate chemical structure, C18H19NO5, CAS 2007095-70-5
Benzyl N-[2-(3,4-dimethoxyphenyl)-2-oxoethyl]carbamate
CAS 2007095-70-5C18H19NO5
2-[4-({[(Benzyloxy)carbonyl]amino}methyl)phenoxy]propanoic acid chemical structure, C18H19NO5, CAS 2870653-38-4
2-[4-({[(Benzyloxy)carbonyl]amino}methyl)phenoxy]propanoic acid
CAS 2870653-38-4C18H19NO5
4-{[(Benzyloxy)carbonyl]amino}-3-(2-hydroxyphenyl)butanoic acid chemical structure, C18H19NO5, CAS 2353853-87-7
4-{[(Benzyloxy)carbonyl]amino}-3-(2-hydroxyphenyl)butanoic acid
CAS 2353853-87-7C18H19NO5
4-{[(Benzyloxy)carbonyl]amino}-3-(4-hydroxyphenyl)butanoic acid chemical structure, C18H19NO5, CAS 2353196-13-9
4-{[(Benzyloxy)carbonyl]amino}-3-(4-hydroxyphenyl)butanoic acid
CAS 2353196-13-9C18H19NO5
3-(2-{[(Benzyloxy)carbonyl]amino}ethyl)-4-methoxybenzoic acid chemical structure, C18H19NO5, CAS 2913421-58-4
3-(2-{[(Benzyloxy)carbonyl]amino}ethyl)-4-methoxybenzoic acid
CAS 2913421-58-4C18H19NO5
4-(2-{[(Benzyloxy)carbonyl]amino}-3-hydroxypropyl)benzoic acid chemical structure, C18H19NO5, CAS 2913406-24-1
4-(2-{[(Benzyloxy)carbonyl]amino}-3-hydroxypropyl)benzoic acid
CAS 2913406-24-1C18H19NO5
2-(3-(tert-Butoxycarbonyl)phenyl)-6-methoxyisonicotinic acid chemical structure, C18H19NO5, CAS 1370448-86-4
2-(3-(tert-Butoxycarbonyl)phenyl)-6-methoxyisonicotinic acid
CAS 1370448-86-4C18H19NO5
Ethyl 4-[2-(4-methoxyanilino)-2-oxoethoxy]benzoate chemical structure, C18H19NO5, CAS 852980-68-8
Ethyl 4-[2-(4-methoxyanilino)-2-oxoethoxy]benzoate
CAS 852980-68-8C18H19NO5
N-Formyl-14-hydroxydihydronorcodeinone chemical structure, C18H19NO5, CAS 55519-26-1
N-Formyl-14-hydroxydihydronorcodeinone
CAS 55519-26-1C18H19NO5
(3Z)-5-Acetyl-6-hydroxy-3-(1-(4-propylanilino)ethylidene)pyran-2,4-dione chemical structure, C18H19NO5, CAS 132758-25-9
(3Z)-5-Acetyl-6-hydroxy-3-(1-(4-propylanilino)ethylidene)pyran-2,4-dione
CAS 132758-25-9C18H19NO5
(3Z)-5-Acetyl-6-hydroxy-3-(1-(3-phenylpropylamino)ethylidene)pyran-2,4-dione chemical structure, C18H19NO5, CAS 132758-28-2
(3Z)-5-Acetyl-6-hydroxy-3-(1-(3-phenylpropylamino)ethylidene)pyran-2,4-dione
CAS 132758-28-2C18H19NO5
tert-Butyl 1',3'-dioxo-5',7'-dihydro-1'H,3'H-spiro[azetidine-3,6'-indeno[5,6-c]furan]-1-carboxylate chemical structure, C18H19NO5, CAS 2830606-89-6
tert-Butyl 1',3'-dioxo-5',7'-dihydro-1'H,3'H-spiro[azetidine-3,6'-indeno[5,6-c]furan]-1-carboxylate
CAS 2830606-89-6C18H19NO5
rac-1,3-dioxo-2,3-dihydro-1H-isoindol-2-yl (3aR,8aR)-octahydro-2H-cyclohepta[b]furan-3a-carboxylate chemical structure, C18H19NO5, CAS 2248366-79-0
rac-1,3-dioxo-2,3-dihydro-1H-isoindol-2-yl (3aR,8aR)-octahydro-2H-cyclohepta[b]furan-3a-carboxylate
CAS 2248366-79-0C18H19NO5
rac-1,3-Dioxo-2,3-dihydro-1H-isoindol-2-yl 2-[(2R,6S)-6-cyclopropyloxan-2-yl]acetate chemical structure, C18H19NO5, CAS 2248371-88-0
rac-1,3-Dioxo-2,3-dihydro-1H-isoindol-2-yl 2-[(2R,6S)-6-cyclopropyloxan-2-yl]acetate
CAS 2248371-88-0C18H19NO5

Frequently asked questions

What is the molar mass of C18H19NO5?

The molar mass of C18H19NO5 is 329.35 g/mol, calculated from standard atomic weights for 18 carbon atoms, 19 hydrogen atoms, 1 nitrogen atom and 5 oxygen atoms. The monoisotopic mass is 329.1263 Da.

How many compounds have the formula C18H19NO5?

CompoundList lists 314 compounds with the molecular formula C18H19NO5, including Benzyl N-[2-(3,4-dimethoxyphenyl)-2-oxoethyl]carbamate, 2-[4-({[(Benzyloxy)carbonyl]amino}methyl)phenoxy]propanoic acid, 4-{[(Benzyloxy)carbonyl]amino}-3-(2-hydroxyphenyl)butanoic 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 C18H19NO5?

C18H19NO5 has a degree of unsaturation of 10. 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.