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Molecular formula

C18H19N3O5

131 compounds have this formula on CompoundList.

Molar mass
357.37g/mol
Monoisotopic mass
357.1325Da
Atoms
45
Elements
4
Rings plus double bonds
11

The formula C18H19N3O5 describes a molecule made of 18 carbon atoms, 19 hydrogen atoms, 3 nitrogen atoms 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 × 1860.50%
    12.011 × 18 = 216.198 g/mol
  • H Hydrogen × 195.36%
    1.008 × 19 = 19.152 g/mol
  • N Nitrogen × 311.76%
    14.007 × 3 = 42.021 g/mol
  • O Oxygen × 522.38%
    15.999 × 5 = 79.995 g/mol
Look up another formula

Compounds with the formula C18H19N3O5

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

Showing 101 to 131 of 131 compounds

Methyl 5-(2-methoxyethyl)-2-(4-methoxyphenyl)-3-oxo-3,5-dihydro-2H-pyrazolo[4,3-c]pyridine-7-carboxylate chemical structure, C18H19N3O5, CAS 1351682-79-5
Methyl 5-(2-methoxyethyl)-2-(4-methoxyphenyl)-3-oxo-3,5-dihydro-2H-pyrazolo[4,3-c]pyridine-7-carboxylate
CAS 1351682-79-5C18H19N3O5
2-(2,6-Dioxopiperidin-3-yl)-5-piperidin-4-yloxyisoindole-1,3-dione chemical structure, C18H19N3O5
2-(2,6-Dioxopiperidin-3-yl)-5-piperidin-4-yloxyisoindole-1,3-dione
C18H19N3O5
Methyl (E)-4-oxo-4-[[(3R,4R)-4-(1-phenylpyrazol-4-yl)oxyoxolan-3-yl]amino]but-2-enoate chemical structure, C18H19N3O5, CAS 2411177-50-7
Methyl (E)-4-oxo-4-[[(3R,4R)-4-(1-phenylpyrazol-4-yl)oxyoxolan-3-yl]amino]but-2-enoate
CAS 2411177-50-7C18H19N3O5
52T5E47Adh chemical structure, C18H19N3O5, CAS 1158185-31-9
52T5E47Adh
CAS 1158185-31-9C18H19N3O5
N'-(4-Butoxybenzoyl)-2-nitrobenzohydrazide chemical structure, C18H19N3O5, CAS 876361-72-7
N'-(4-Butoxybenzoyl)-2-nitrobenzohydrazide
CAS 876361-72-7C18H19N3O5
Agn-PC-0lowxi chemical structure, C18H19N3O5, CAS 5645-67-0
Agn-PC-0lowxi
CAS 5645-67-0C18H19N3O5
Methyl 4-(2-amino-1-methyl-1H-benzo[d]imidazol-4-yloxy)-3,5-dimethoxybenzoate chemical structure, C18H19N3O5, CAS 866082-33-9
Methyl 4-(2-amino-1-methyl-1H-benzo[d]imidazol-4-yloxy)-3,5-dimethoxybenzoate
CAS 866082-33-9C18H19N3O5
2-[4-(Acetylamino)phenoxy]acetic acid 2-[(4-hydroxy-3-methoxyphenyl)methylene]hydrazide chemical structure, C18H19N3O5, CAS 219701-56-1
2-[4-(Acetylamino)phenoxy]acetic acid 2-[(4-hydroxy-3-methoxyphenyl)methylene]hydrazide
CAS 219701-56-1C18H19N3O5
1,3-Dioxo-2,3-dihydro-1H-isoindol-2-yl 3-{[(3,5-dimethyl-1,2-oxazol-4-yl)methyl](methyl)amino}propanoate chemical structure, C18H19N3O5, CAS 2248376-21-6
1,3-Dioxo-2,3-dihydro-1H-isoindol-2-yl 3-{[(3,5-dimethyl-1,2-oxazol-4-yl)methyl](methyl)amino}propanoate
CAS 2248376-21-6C18H19N3O5
2-(2,6-Dioxo-3-piperidyl)-N-[(1R)-1-methylpropyl]-1,3-dioxo-isoindoline-5-carboxamide chemical structure, C18H19N3O5, CAS 2776063-30-8
2-(2,6-Dioxo-3-piperidyl)-N-[(1R)-1-methylpropyl]-1,3-dioxo-isoindoline-5-carboxamide
CAS 2776063-30-8C18H19N3O5
2-Propenamide, 3-(10-acetyl-5,10,11,11a-tetrahydro-9,11-dihydroxy-8-methyl-5-oxo-1H-pyroolo(2,1-c)(1,4)benzodiazepin-2-yl)-, (11R-(2(E),11alpha,11abeta))- chemical structure, C18H19N3O5, CAS 72521-70-1
2-Propenamide, 3-(10-acetyl-5,10,11,11a-tetrahydro-9,11-dihydroxy-8-methyl-5-oxo-1H-pyroolo(2,1-c)(1,4)benzodiazepin-2-yl)-, (11R-(2(E),11alpha,11abeta))-
CAS 72521-70-1C18H19N3O5
tert-Butyl N-[4-[(3-nitrobenzoyl)amino]phenyl]carbamate chemical structure, C18H19N3O5, CAS 1098069-52-3
tert-Butyl N-[4-[(3-nitrobenzoyl)amino]phenyl]carbamate
CAS 1098069-52-3C18H19N3O5
3-[(3,4-Dimethoxyphenyl)methyl]-1-methyl-8-nitro-3,4-dihydroquinazolin-2(1H)-one chemical structure, C18H19N3O5, CAS 1253225-79-4
3-[(3,4-Dimethoxyphenyl)methyl]-1-methyl-8-nitro-3,4-dihydroquinazolin-2(1H)-one
CAS 1253225-79-4C18H19N3O5
1-(4-{[4-(5-Nitrofuran-2-carbonyl)piperazin-1-yl]methyl}phenyl)ethan-1-one chemical structure, C18H19N3O5, CAS 831204-03-6
1-(4-{[4-(5-Nitrofuran-2-carbonyl)piperazin-1-yl]methyl}phenyl)ethan-1-one
CAS 831204-03-6C18H19N3O5
6-Benzyl 4-ethyl 2-hydroxy-7,8-dihydropyrido[4,3-D]pyrimidine-4,6(5H)-dicarboxylate chemical structure, C18H19N3O5, CAS 1350300-90-1
6-Benzyl 4-ethyl 2-hydroxy-7,8-dihydropyrido[4,3-D]pyrimidine-4,6(5H)-dicarboxylate
CAS 1350300-90-1C18H19N3O5
tert-Butyl (2-(2-nitrophenylcarbonylamino)phenyl)carbamate chemical structure, C18H19N3O5, CAS 1043962-36-2
tert-Butyl (2-(2-nitrophenylcarbonylamino)phenyl)carbamate
CAS 1043962-36-2C18H19N3O5
2-(2,6-Dioxopiperidin-3-yl)-5-(3-(hydroxymethyl)pyrrolidin-1-yl)isoindoline-1,3-dione chemical structure, C18H19N3O5, CAS 2412058-47-8
2-(2,6-Dioxopiperidin-3-yl)-5-(3-(hydroxymethyl)pyrrolidin-1-yl)isoindoline-1,3-dione
CAS 2412058-47-8C18H19N3O5
2-(2,6-Dioxopiperidin-3-yl)-5-((S)-3-(hydroxymethyl)pyrrolidin-1-yl)isoindoline-1,3-dione chemical structure, C18H19N3O5, CAS 2416132-51-7
2-(2,6-Dioxopiperidin-3-yl)-5-((S)-3-(hydroxymethyl)pyrrolidin-1-yl)isoindoline-1,3-dione
CAS 2416132-51-7C18H19N3O5
1,3-Dioxo-2,3-dihydro-1H-isoindol-2-yl 4-(3-tert-butyl-1,2,4-oxadiazol-5-yl)butanoate chemical structure, C18H19N3O5, CAS 2248364-25-0
1,3-Dioxo-2,3-dihydro-1H-isoindol-2-yl 4-(3-tert-butyl-1,2,4-oxadiazol-5-yl)butanoate
CAS 2248364-25-0C18H19N3O5
1,3-Dioxo-2,3-dihydro-1H-isoindol-2-yl 1-(cyclopropylcarbamoyl)piperidine-4-carboxylate chemical structure, C18H19N3O5, CAS 2248348-47-0
1,3-Dioxo-2,3-dihydro-1H-isoindol-2-yl 1-(cyclopropylcarbamoyl)piperidine-4-carboxylate
CAS 2248348-47-0C18H19N3O5
2-{[(2-{[(Benzyloxy)carbonyl]amino}-5-methylphenyl)carbamoyl]amino}acetic acid chemical structure, C18H19N3O5, CAS 2580197-17-5
2-{[(2-{[(Benzyloxy)carbonyl]amino}-5-methylphenyl)carbamoyl]amino}acetic acid
CAS 2580197-17-5C18H19N3O5
Benzyl 3-methyl-2,4,5-trioxo-1-propyl-1H,2H,3H,4H,5H,6H,7H-pyrrolo[2,3-d]pyrimidine-7-carboxylate chemical structure, C18H19N3O5, CAS 2680745-58-6
Benzyl 3-methyl-2,4,5-trioxo-1-propyl-1H,2H,3H,4H,5H,6H,7H-pyrrolo[2,3-d]pyrimidine-7-carboxylate
CAS 2680745-58-6C18H19N3O5
Benzyl N-[5-(morpholin-4-yl)-2-nitrophenyl]carbamate chemical structure, C18H19N3O5, CAS 2680894-73-7
Benzyl N-[5-(morpholin-4-yl)-2-nitrophenyl]carbamate
CAS 2680894-73-7C18H19N3O5
5-{[(Benzyloxy)carbonyl](oxan-4-yl)amino}pyrazine-2-carboxylic acid chemical structure, C18H19N3O5, CAS 2680763-40-8
5-{[(Benzyloxy)carbonyl](oxan-4-yl)amino}pyrazine-2-carboxylic acid
CAS 2680763-40-8C18H19N3O5

Frequently asked questions

What is the molar mass of C18H19N3O5?

The molar mass of C18H19N3O5 is 357.37 g/mol, calculated from standard atomic weights for 18 carbon atoms, 19 hydrogen atoms, 3 nitrogen atoms and 5 oxygen atoms. The monoisotopic mass is 357.1325 Da.

How many compounds have the formula C18H19N3O5?

CompoundList lists 131 compounds with the molecular formula C18H19N3O5, including Methyl 5-(2-methoxyethyl)-2-(4-methoxyphenyl)-3-oxo-3,5-dihydro-2H-pyrazolo[4,3-c]pyridine-7-carboxylate, 2-(2,6-Dioxopiperidin-3-yl)-5-piperidin-4-yloxyisoindole-1,3-dione, Methyl (E)-4-oxo-4-[[(3R,4R)-4-(1-phenylpyrazol-4-yl)oxyoxolan-3-yl]amino]but-2-enoate. 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 C18H19N3O5?

C18H19N3O5 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.