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Molecular formula

C18H16BrN3O3

40 compounds have this formula on CompoundList.

Molar mass
402.25g/mol
Monoisotopic mass
401.0375Da
Atoms
41
Elements
5
Rings plus double bonds
12

The formula C18H16BrN3O3 describes a molecule made of 18 carbon atoms, 16 hydrogen atoms, 1 bromine atom, 3 nitrogen atoms and 3 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 × 1853.75%
    12.011 × 18 = 216.198 g/mol
  • H Hydrogen × 164.01%
    1.008 × 16 = 16.128 g/mol
  • Br Bromine × 119.86%
    79.904 × 1 = 79.904 g/mol
  • N Nitrogen × 310.45%
    14.007 × 3 = 42.021 g/mol
  • O Oxygen × 311.93%
    15.999 × 3 = 47.997 g/mol
Look up another formula

Compounds with the formula C18H16BrN3O3

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

Showing 1 to 40 of 40 compounds

4-[1-(4-Bromophenyl)-2-nitroethyl]-5-methyl-2-phenyl-1H-pyrazol-3-one chemical structure, C18H16BrN3O3, CAS 1007186-23-3
4-[1-(4-Bromophenyl)-2-nitroethyl]-5-methyl-2-phenyl-1H-pyrazol-3-one
CAS 1007186-23-3C18H16BrN3O3
2-[2-Amino-5-(2-bromophenoxy)pyrimidin-4-yl]-5-ethoxyphenol chemical structure, C18H16BrN3O3, CAS 877800-59-4
2-[2-Amino-5-(2-bromophenoxy)pyrimidin-4-yl]-5-ethoxyphenol
CAS 877800-59-4C18H16BrN3O3
[3-(2-Amino-5-bromo-phenyl)-2-oxo-2H-quinoxalin-1-yl]-acetic acid ethyl ester chemical structure, C18H16BrN3O3, CAS 303097-46-3
[3-(2-Amino-5-bromo-phenyl)-2-oxo-2H-quinoxalin-1-yl]-acetic acid ethyl ester
CAS 303097-46-3C18H16BrN3O3
8-(4-Bromobenzoyl)-6-ethyl-7A,8-dihydro-4AH-pyrrolo(3',4':3,4)pyrrolo(1,2-B)pyridazine-5,7(4BH,6H)-dione chemical structure, C18H16BrN3O3, CAS 882865-47-6
8-(4-Bromobenzoyl)-6-ethyl-7A,8-dihydro-4AH-pyrrolo(3',4':3,4)pyrrolo(1,2-B)pyridazine-5,7(4BH,6H)-dione
CAS 882865-47-6C18H16BrN3O3
5-Bromo-2-hydroxy-N'-[(3E)-2-oxo-1-propyl-1,2-dihydro-3H-indol-3-ylidene]benzohydrazide chemical structure, C18H16BrN3O3, CAS 327026-30-2
5-Bromo-2-hydroxy-N'-[(3E)-2-oxo-1-propyl-1,2-dihydro-3H-indol-3-ylidene]benzohydrazide
CAS 327026-30-2C18H16BrN3O3
(5-Bromofuran-2-yl)[4-(1H-indol-2-ylcarbonyl)piperazin-1-yl]methanone chemical structure, C18H16BrN3O3, CAS 951986-42-8
(5-Bromofuran-2-yl)[4-(1H-indol-2-ylcarbonyl)piperazin-1-yl]methanone
CAS 951986-42-8C18H16BrN3O3
N-(3-Bromophenyl)-2-[3-(4-methoxyphenyl)-2-oxo-2,3-dihydro-1H-imidazol-1-yl]acetamide chemical structure, C18H16BrN3O3, CAS 951542-98-6
N-(3-Bromophenyl)-2-[3-(4-methoxyphenyl)-2-oxo-2,3-dihydro-1H-imidazol-1-yl]acetamide
CAS 951542-98-6C18H16BrN3O3
Methyl (S)-3-(7-bromo-2-oxo-5-(pyridin-2-yl)-2,3-dihydro-1H-benzo(e)(1,4)diazepin-3-yl)propanoate chemical structure, C18H16BrN3O3, CAS 308242-23-1
Methyl (S)-3-(7-bromo-2-oxo-5-(pyridin-2-yl)-2,3-dihydro-1H-benzo(e)(1,4)diazepin-3-yl)propanoate
CAS 308242-23-1C18H16BrN3O3
N-(5-(4-Bromophenyl)-1,3,4-oxadiazol-2-yl)-4-isopropoxybenzamide chemical structure, C18H16BrN3O3, CAS 905681-30-3
N-(5-(4-Bromophenyl)-1,3,4-oxadiazol-2-yl)-4-isopropoxybenzamide
CAS 905681-30-3C18H16BrN3O3
2-Amino-4-(4-bromophenyl)-6-(2-hydroxyethyl)-7-methyl-5-oxo-4H,5H,6H-pyrano[3,2-c]pyridine-3-carbonitrile chemical structure, C18H16BrN3O3, CAS 884216-27-7
2-Amino-4-(4-bromophenyl)-6-(2-hydroxyethyl)-7-methyl-5-oxo-4H,5H,6H-pyrano[3,2-c]pyridine-3-carbonitrile
CAS 884216-27-7C18H16BrN3O3
2-Bromo-N'-[1-(4-methylphenyl)-2,5-dioxopyrrolidin-3-yl]benzohydrazide chemical structure, C18H16BrN3O3, CAS 487001-77-4
2-Bromo-N'-[1-(4-methylphenyl)-2,5-dioxopyrrolidin-3-yl]benzohydrazide
CAS 487001-77-4C18H16BrN3O3
N'-[1-(4-Bromophenyl)-2,5-dioxopyrrolidin-3-yl]-3-methylbenzohydrazide chemical structure, C18H16BrN3O3, CAS 485394-64-7
N'-[1-(4-Bromophenyl)-2,5-dioxopyrrolidin-3-yl]-3-methylbenzohydrazide
CAS 485394-64-7C18H16BrN3O3
4-(1-(3-Bromophenyl)-2-nitroethyl)-3-methyl-1-phenyl-1H-pyrazol-5-ol chemical structure, C18H16BrN3O3, CAS 1007186-25-5
4-(1-(3-Bromophenyl)-2-nitroethyl)-3-methyl-1-phenyl-1H-pyrazol-5-ol
CAS 1007186-25-5C18H16BrN3O3
3-Methoxybenzyl 1-(4-bromophenyl)-5-methyl-1H-1,2,3-triazole-4-carboxylate chemical structure, C18H16BrN3O3, CAS 946213-61-2
3-Methoxybenzyl 1-(4-bromophenyl)-5-methyl-1H-1,2,3-triazole-4-carboxylate
CAS 946213-61-2C18H16BrN3O3
3-[(S)-7-Bromo-2-oxo-5-pyridin-2-yl-2,3-dihydro-1H-1,4-benzodiazepin-3-yl]-propionic acid methyl ester chemical structure, C18H16BrN3O3, CAS 308242-81-1
3-[(S)-7-Bromo-2-oxo-5-pyridin-2-yl-2,3-dihydro-1H-1,4-benzodiazepin-3-yl]-propionic acid methyl ester
CAS 308242-81-1C18H16BrN3O3
N'-(6-Bromo-5-methyl-2-oxo-1,2-dihydro-3H-indol-3-ylidene)-4-ethoxybenzohydrazide chemical structure, C18H16BrN3O3, CAS 5227-50-9
N'-(6-Bromo-5-methyl-2-oxo-1,2-dihydro-3H-indol-3-ylidene)-4-ethoxybenzohydrazide
CAS 5227-50-9C18H16BrN3O3
N'-[1-(4-Bromophenyl)-2,5-dioxopyrrolidin-3-yl]-4-methylbenzohydrazide chemical structure, C18H16BrN3O3, CAS 485394-65-8
N'-[1-(4-Bromophenyl)-2,5-dioxopyrrolidin-3-yl]-4-methylbenzohydrazide
CAS 485394-65-8C18H16BrN3O3
(Z)-5-Bromo-2-hydroxy-N'-(1-isopropyl-2-oxoindolin-3-ylidene)benzohydrazide chemical structure, C18H16BrN3O3, CAS 613219-82-2
(Z)-5-Bromo-2-hydroxy-N'-(1-isopropyl-2-oxoindolin-3-ylidene)benzohydrazide
CAS 613219-82-2C18H16BrN3O3
N'-[1-(4-Bromophenyl)-2,5-dioxopyrrolidin-3-yl]-2-methylbenzohydrazide chemical structure, C18H16BrN3O3, CAS 485394-63-6
N'-[1-(4-Bromophenyl)-2,5-dioxopyrrolidin-3-yl]-2-methylbenzohydrazide
CAS 485394-63-6C18H16BrN3O3
2-Amino-4-(5-bromo-2-methoxyphenyl)-6,7-dimethyl-5-oxo-5,6-dihydro-4H-pyrano[3,2-c]pyridine-3-carbonitrile chemical structure, C18H16BrN3O3, CAS 758702-85-1
2-Amino-4-(5-bromo-2-methoxyphenyl)-6,7-dimethyl-5-oxo-5,6-dihydro-4H-pyrano[3,2-c]pyridine-3-carbonitrile
CAS 758702-85-1C18H16BrN3O3
Methyl (R)-3-(7-bromo-2-oxo-5-(pyridin-2-yl)-2,3-dihydro-1H-benZo[e][1,4]diaZepin-3-yl)propanoate chemical structure, C18H16BrN3O3, CAS 1449295-47-9
Methyl (R)-3-(7-bromo-2-oxo-5-(pyridin-2-yl)-2,3-dihydro-1H-benZo[e][1,4]diaZepin-3-yl)propanoate
CAS 1449295-47-9C18H16BrN3O3
2-Amino-4-(3-bromo-4-methoxyphenyl)-6,7-dimethyl-5-oxo-5,6-dihydro-4H-pyrano[3,2-c]pyridine-3-carbonitrile chemical structure, C18H16BrN3O3, CAS 882358-05-6
2-Amino-4-(3-bromo-4-methoxyphenyl)-6,7-dimethyl-5-oxo-5,6-dihydro-4H-pyrano[3,2-c]pyridine-3-carbonitrile
CAS 882358-05-6C18H16BrN3O3
2-Amino-4-(2-bromophenyl)-6-(2-hydroxyethyl)-7-methyl-5-oxo-5,6-dihydro-4H-pyrano[3,2-c]pyridine-3-carbonitrile chemical structure, C18H16BrN3O3, CAS 884216-20-0
2-Amino-4-(2-bromophenyl)-6-(2-hydroxyethyl)-7-methyl-5-oxo-5,6-dihydro-4H-pyrano[3,2-c]pyridine-3-carbonitrile
CAS 884216-20-0C18H16BrN3O3
5-Bromo-3-[2-(3,5-dimethyl-1H-pyrazol-4-yl)-2-oxoethyl]-3-hydroxy-1-prop-2-ynylindol-2-one chemical structure, C18H16BrN3O3, CAS 1024680-94-1
5-Bromo-3-[2-(3,5-dimethyl-1H-pyrazol-4-yl)-2-oxoethyl]-3-hydroxy-1-prop-2-ynylindol-2-one
CAS 1024680-94-1C18H16BrN3O3

Frequently asked questions

What is the molar mass of C18H16BrN3O3?

The molar mass of C18H16BrN3O3 is 402.25 g/mol, calculated from standard atomic weights for 18 carbon atoms, 16 hydrogen atoms, 1 bromine atom, 3 nitrogen atoms and 3 oxygen atoms. The monoisotopic mass is 401.0375 Da.

How many compounds have the formula C18H16BrN3O3?

CompoundList lists 40 compounds with the molecular formula C18H16BrN3O3, including 4-[1-(4-Bromophenyl)-2-nitroethyl]-5-methyl-2-phenyl-1H-pyrazol-3-one, 2-[2-Amino-5-(2-bromophenoxy)pyrimidin-4-yl]-5-ethoxyphenol, [3-(2-Amino-5-bromo-phenyl)-2-oxo-2H-quinoxalin-1-yl]-acetic acid ethyl ester. 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 C18H16BrN3O3?

C18H16BrN3O3 has a degree of unsaturation of 12. 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.