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Molecular formula

C21H20BrNO4

26 compounds have this formula on CompoundList.

Molar mass
430.30g/mol
Monoisotopic mass
429.0576Da
Atoms
47
Elements
5
Rings plus double bonds
12

The formula C21H20BrNO4 describes a molecule made of 21 carbon atoms, 20 hydrogen atoms, 1 bromine atom, 1 nitrogen atom and 4 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 × 2158.62%
    12.011 × 21 = 252.231 g/mol
  • H Hydrogen × 204.69%
    1.008 × 20 = 20.160 g/mol
  • Br Bromine × 118.57%
    79.904 × 1 = 79.904 g/mol
  • N Nitrogen × 13.26%
    14.007 × 1 = 14.007 g/mol
  • O Oxygen × 414.87%
    15.999 × 4 = 63.996 g/mol
Look up another formula

Compounds with the formula C21H20BrNO4

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

Showing 1 to 26 of 26 compounds

3-(2-Bromophenoxy)-7-hydroxy-2-methyl-8-(pyrrolidin-1-ylmethyl)-4H-chromen-4-one chemical structure, C21H20BrNO4, CAS 844645-73-4
3-(2-Bromophenoxy)-7-hydroxy-2-methyl-8-(pyrrolidin-1-ylmethyl)-4H-chromen-4-one
CAS 844645-73-4C21H20BrNO4
3-(4-Bromophenyl)-7-hydroxy-2-methyl-8-(morpholin-4-ylmethyl)chromen-4-one chemical structure, C21H20BrNO4, CAS 847858-16-6
3-(4-Bromophenyl)-7-hydroxy-2-methyl-8-(morpholin-4-ylmethyl)chromen-4-one
CAS 847858-16-6C21H20BrNO4
4-[3-Bromo-5-ethoxy-4-(2-phenylethoxy)benzylidene]-2-methyl-1,3-oxazol-5(4H)-one chemical structure, C21H20BrNO4, CAS 1164532-38-0
4-[3-Bromo-5-ethoxy-4-(2-phenylethoxy)benzylidene]-2-methyl-1,3-oxazol-5(4H)-one
CAS 1164532-38-0C21H20BrNO4
2-(6-Bromo-2-methoxynaphthalen-1-yl)-N-(2,4-dimethoxyphenyl)acetamide chemical structure, C21H20BrNO4, CAS 622816-62-0
2-(6-Bromo-2-methoxynaphthalen-1-yl)-N-(2,4-dimethoxyphenyl)acetamide
CAS 622816-62-0C21H20BrNO4
1-(2-(Allyloxy)benzyl)-5-bromo-3-hydroxy-3-(2-oxopropyl)indolin-2-one chemical structure, C21H20BrNO4, CAS 879048-70-1
1-(2-(Allyloxy)benzyl)-5-bromo-3-hydroxy-3-(2-oxopropyl)indolin-2-one
CAS 879048-70-1C21H20BrNO4
2-(4-Bromophenyl)-2-oxoethyl 1-(2,5-dimethylphenyl)-5-oxopyrrolidine-3-carboxylate chemical structure, C21H20BrNO4, CAS 340320-10-7
2-(4-Bromophenyl)-2-oxoethyl 1-(2,5-dimethylphenyl)-5-oxopyrrolidine-3-carboxylate
CAS 340320-10-7C21H20BrNO4
(4E)-5-(3-Bromophenyl)-4-[hydroxy(4-methylphenyl)methylidene]-1-(2-methoxyethyl)pyrrolidine-2,3-dione chemical structure, C21H20BrNO4, CAS 608121-18-2
(4E)-5-(3-Bromophenyl)-4-[hydroxy(4-methylphenyl)methylidene]-1-(2-methoxyethyl)pyrrolidine-2,3-dione
CAS 608121-18-2C21H20BrNO4
2-(6-Bromo-2-methoxy-1-naphthyl)-N-(2,5-dimethoxyphenyl)acetamide chemical structure, C21H20BrNO4, CAS 622816-56-2
2-(6-Bromo-2-methoxy-1-naphthyl)-N-(2,5-dimethoxyphenyl)acetamide
CAS 622816-56-2C21H20BrNO4
(Z)-2-(5-Bromo-2-methoxybenzylidene)-6-hydroxy-7-(pyrrolidin-1-ylmethyl)benzofuran-3(2H)-one chemical structure, C21H20BrNO4, CAS 896850-45-6
(Z)-2-(5-Bromo-2-methoxybenzylidene)-6-hydroxy-7-(pyrrolidin-1-ylmethyl)benzofuran-3(2H)-one
CAS 896850-45-6C21H20BrNO4
1-(4-Methylphenyl)-1-oxopropan-2-yl 1-(4-bromophenyl)-5-oxopyrrolidine-3-carboxylate chemical structure, C21H20BrNO4, CAS 847478-79-9
1-(4-Methylphenyl)-1-oxopropan-2-yl 1-(4-bromophenyl)-5-oxopyrrolidine-3-carboxylate
CAS 847478-79-9C21H20BrNO4
3-(4-Bromophenyl)-7-(2-morpholinoethoxy)-4H-chromen-4-one chemical structure, C21H20BrNO4, CAS 903863-30-9
3-(4-Bromophenyl)-7-(2-morpholinoethoxy)-4H-chromen-4-one
CAS 903863-30-9C21H20BrNO4
Ethyl 5-[(4-bromobenzoyl)oxy]-1-ethyl-2-methyl-1H-indole-3-carboxylate chemical structure, C21H20BrNO4, CAS 372979-47-0
Ethyl 5-[(4-bromobenzoyl)oxy]-1-ethyl-2-methyl-1H-indole-3-carboxylate
CAS 372979-47-0C21H20BrNO4
2-(4-Bromophenyl)-2-oxoethyl 1-(3,4-dimethylphenyl)-5-oxopyrrolidine-3-carboxylate chemical structure, C21H20BrNO4, CAS 433315-87-8
2-(4-Bromophenyl)-2-oxoethyl 1-(3,4-dimethylphenyl)-5-oxopyrrolidine-3-carboxylate
CAS 433315-87-8C21H20BrNO4
(4E)-5-(3-Bromophenyl)-4-[hydroxy(phenyl)methylidene]-1-(3-methoxypropyl)pyrrolidine-2,3-dione chemical structure, C21H20BrNO4, CAS 433305-77-2
(4E)-5-(3-Bromophenyl)-4-[hydroxy(phenyl)methylidene]-1-(3-methoxypropyl)pyrrolidine-2,3-dione
CAS 433305-77-2C21H20BrNO4
(E)-4-Bromo-2-(3-(p-tolyl)acryloyl)phenyl morpholine-4-carboxylate chemical structure, C21H20BrNO4, CAS 433307-05-2
(E)-4-Bromo-2-(3-(p-tolyl)acryloyl)phenyl morpholine-4-carboxylate
CAS 433307-05-2C21H20BrNO4
Ethyl 2-[3-acetyl-1-(3-bromophenyl)-2-methylindol-5-yl]oxyacetate chemical structure, C21H20BrNO4, CAS 380645-07-8
Ethyl 2-[3-acetyl-1-(3-bromophenyl)-2-methylindol-5-yl]oxyacetate
CAS 380645-07-8C21H20BrNO4
Ethyl 5-[(2-bromobenzoyl)oxy]-1-ethyl-2-methyl-1H-indole-3-carboxylate chemical structure, C21H20BrNO4, CAS 373371-23-4
Ethyl 5-[(2-bromobenzoyl)oxy]-1-ethyl-2-methyl-1H-indole-3-carboxylate
CAS 373371-23-4C21H20BrNO4
2-[(1-Bromo-2-naphthyl)oxy]-N-[4-(2-methoxyethoxy)phenyl]acetamide chemical structure, C21H20BrNO4, CAS 882596-80-7
2-[(1-Bromo-2-naphthyl)oxy]-N-[4-(2-methoxyethoxy)phenyl]acetamide
CAS 882596-80-7C21H20BrNO4
Methanone, (6-bromo-8-methoxy-2-(4-morpholinyl)-2H-1-benzopyran-3-yl)phenyl- chemical structure, C21H20BrNO4, CAS 122438-08-8
Methanone, (6-bromo-8-methoxy-2-(4-morpholinyl)-2H-1-benzopyran-3-yl)phenyl-
CAS 122438-08-8C21H20BrNO4
(4E)-5-(4-Bromophenyl)-4-[hydroxy(4-methylphenyl)methylidene]-1-(3-hydroxypropyl)pyrrolidine-2,3-dione chemical structure, C21H20BrNO4, CAS 425422-99-7
(4E)-5-(4-Bromophenyl)-4-[hydroxy(4-methylphenyl)methylidene]-1-(3-hydroxypropyl)pyrrolidine-2,3-dione
CAS 425422-99-7C21H20BrNO4
2-(4-Bromophenoxy)-N-(furan-2-ylmethyl)-N-(4-methoxybenzyl)acetamide chemical structure, C21H20BrNO4, CAS 874206-12-9
2-(4-Bromophenoxy)-N-(furan-2-ylmethyl)-N-(4-methoxybenzyl)acetamide
CAS 874206-12-9C21H20BrNO4
3-[5-(4-Bromophenyl)-1-(2,5-dimethoxyphenyl)-1H-pyrrol-2-yl]propanoic acid chemical structure, C21H20BrNO4, CAS 683808-77-7
3-[5-(4-Bromophenyl)-1-(2,5-dimethoxyphenyl)-1H-pyrrol-2-yl]propanoic acid
CAS 683808-77-7C21H20BrNO4
4-Bromo-1-{[(9H-fluoren-9-yl)methoxy]carbonyl}piperidine-4-carboxylic acid chemical structure, C21H20BrNO4, CAS 2137774-77-5
4-Bromo-1-{[(9H-fluoren-9-yl)methoxy]carbonyl}piperidine-4-carboxylic acid
CAS 2137774-77-5C21H20BrNO4
5-(3-Bromophenyl)-3-hydroxy-1-(2-methoxyethyl)-4-(4-methylbenzoyl)-2,5-dihydro-1H-pyrrol-2-one chemical structure, C21H20BrNO4
5-(3-Bromophenyl)-3-hydroxy-1-(2-methoxyethyl)-4-(4-methylbenzoyl)-2,5-dihydro-1H-pyrrol-2-one
C21H20BrNO4

Frequently asked questions

What is the molar mass of C21H20BrNO4?

The molar mass of C21H20BrNO4 is 430.30 g/mol, calculated from standard atomic weights for 21 carbon atoms, 20 hydrogen atoms, 1 bromine atom, 1 nitrogen atom and 4 oxygen atoms. The monoisotopic mass is 429.0576 Da.

How many compounds have the formula C21H20BrNO4?

CompoundList lists 26 compounds with the molecular formula C21H20BrNO4, including 3-(2-Bromophenoxy)-7-hydroxy-2-methyl-8-(pyrrolidin-1-ylmethyl)-4H-chromen-4-one, 3-(4-Bromophenyl)-7-hydroxy-2-methyl-8-(morpholin-4-ylmethyl)chromen-4-one, 4-[3-Bromo-5-ethoxy-4-(2-phenylethoxy)benzylidene]-2-methyl-1,3-oxazol-5(4H)-one. 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 C21H20BrNO4?

C21H20BrNO4 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.