CompoundList
Sign in
Molecular formula

C21H17NO4

119 compounds have this formula on CompoundList.

Molar mass
347.37g/mol
Monoisotopic mass
347.1158Da
Atoms
43
Elements
4
Rings plus double bonds
14

The formula C21H17NO4 describes a molecule made of 21 carbon atoms, 17 hydrogen atoms, 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 × 2172.61%
    12.011 × 21 = 252.231 g/mol
  • H Hydrogen × 174.93%
    1.008 × 17 = 17.136 g/mol
  • N Nitrogen × 14.03%
    14.007 × 1 = 14.007 g/mol
  • O Oxygen × 418.42%
    15.999 × 4 = 63.996 g/mol
Look up another formula

Compounds with the formula C21H17NO4

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

Showing 101 to 119 of 119 compounds

3-Hydroxy-4-{[3-phenyl-3-(pyridin-3-yl)prop-2-en-1-yl]oxy}benzoic acid chemical structure, C21H17NO4, CAS 89667-98-1
3-Hydroxy-4-{[3-phenyl-3-(pyridin-3-yl)prop-2-en-1-yl]oxy}benzoic acid
CAS 89667-98-1C21H17NO4
2-Hydroxy-4-{[3-phenyl-3-(pyridin-3-yl)prop-2-en-1-yl]oxy}benzoic acid chemical structure, C21H17NO4, CAS 89668-03-1
2-Hydroxy-4-{[3-phenyl-3-(pyridin-3-yl)prop-2-en-1-yl]oxy}benzoic acid
CAS 89668-03-1C21H17NO4
2-Hydroxy-5-{[3-phenyl-3-(pyridin-3-yl)prop-2-en-1-yl]oxy}benzoic acid chemical structure, C21H17NO4, CAS 89668-04-2
2-Hydroxy-5-{[3-phenyl-3-(pyridin-3-yl)prop-2-en-1-yl]oxy}benzoic acid
CAS 89668-04-2C21H17NO4
2,6-Bis(6-methyl-2H-1,3-benzodioxol-5-yl)pyridine chemical structure, C21H17NO4, CAS 697284-17-6
2,6-Bis(6-methyl-2H-1,3-benzodioxol-5-yl)pyridine
CAS 697284-17-6C21H17NO4
4-Methoxyphenyl 4-benzamidobenzoate chemical structure, C21H17NO4, CAS 88340-48-1
4-Methoxyphenyl 4-benzamidobenzoate
CAS 88340-48-1C21H17NO4
2-(4-Methoxyphenyl)-2-oxo-1-(pyridin-4-yl)ethyl benzoate chemical structure, C21H17NO4, CAS 87532-38-5
2-(4-Methoxyphenyl)-2-oxo-1-(pyridin-4-yl)ethyl benzoate
CAS 87532-38-5C21H17NO4
1-(4-Methoxyphenyl)-2-oxo-2-(pyridin-4-yl)ethyl benzoate chemical structure, C21H17NO4, CAS 87532-37-4
1-(4-Methoxyphenyl)-2-oxo-2-(pyridin-4-yl)ethyl benzoate
CAS 87532-37-4C21H17NO4
Phenyl 2-hydroxy-5-[(2-oxo-2-phenylethyl)amino]benzoate chemical structure, C21H17NO4, CAS 922728-79-8
Phenyl 2-hydroxy-5-[(2-oxo-2-phenylethyl)amino]benzoate
CAS 922728-79-8C21H17NO4
3-(1-{[(9H-Fluoren-9-yl)methoxy]carbonyl}azetidin-3-yl)prop-2-ynoic acid chemical structure, C21H17NO4, CAS 2137554-06-2
3-(1-{[(9H-Fluoren-9-yl)methoxy]carbonyl}azetidin-3-yl)prop-2-ynoic acid
CAS 2137554-06-2C21H17NO4
1,3-Dioxo-2,3-dihydro-1H-isoindol-2-yl 3',4'-dihydro-2'H-spiro[cyclopropane-1,1'-naphthalene]-3-carboxylate chemical structure, C21H17NO4, CAS 2248296-63-9
1,3-Dioxo-2,3-dihydro-1H-isoindol-2-yl 3',4'-dihydro-2'H-spiro[cyclopropane-1,1'-naphthalene]-3-carboxylate
CAS 2248296-63-9C21H17NO4
5-{[(Benzyloxy)carbonyl]amino}-[1,1'-biphenyl]-2-carboxylic acid chemical structure, C21H17NO4, CAS 2757902-12-6
5-{[(Benzyloxy)carbonyl]amino}-[1,1'-biphenyl]-2-carboxylic acid
CAS 2757902-12-6C21H17NO4
3-(1-{[(9H-Fluoren-9-yl)methoxy]carbonyl}azetidin-2-yl)prop-2-ynoic acid chemical structure, C21H17NO4, CAS 2757926-39-7
3-(1-{[(9H-Fluoren-9-yl)methoxy]carbonyl}azetidin-2-yl)prop-2-ynoic acid
CAS 2757926-39-7C21H17NO4
3-{[(Benzyloxy)carbonyl]amino}-[1,1'-biphenyl]-4-carboxylic acid chemical structure, C21H17NO4, CAS 2414144-46-8
3-{[(Benzyloxy)carbonyl]amino}-[1,1'-biphenyl]-4-carboxylic acid
CAS 2414144-46-8C21H17NO4
3'-{[(Benzyloxy)carbonyl]amino}-[1,1'-biphenyl]-3-carboxylic acid chemical structure, C21H17NO4, CAS 2580216-66-4
3'-{[(Benzyloxy)carbonyl]amino}-[1,1'-biphenyl]-3-carboxylic acid
CAS 2580216-66-4C21H17NO4
Benzyl N-[4-(3-formylphenoxy)phenyl]carbamate chemical structure, C21H17NO4, CAS 2680673-77-0
Benzyl N-[4-(3-formylphenoxy)phenyl]carbamate
CAS 2680673-77-0C21H17NO4
Benzyl N-[4-(4-hydroxybenzoyl)phenyl]carbamate chemical structure, C21H17NO4, CAS 2680739-54-0
Benzyl N-[4-(4-hydroxybenzoyl)phenyl]carbamate
CAS 2680739-54-0C21H17NO4
1-Ethoxy-2-methoxy-[1,3]dioxolo[4',5':4,5]benzo[1,2-c]phenanthridine chemical structure, C21H17NO4, CAS 66855-61-6
1-Ethoxy-2-methoxy-[1,3]dioxolo[4',5':4,5]benzo[1,2-c]phenanthridine
CAS 66855-61-6C21H17NO4
(1S,2R)-1-((((9H-Fluoren-9-yl)methoxy)carbonyl)amino)-2-ethynylcyclopropane-1-carboxylic acid chemical structure, C21H17NO4, CAS 3026596-99-3
(1S,2R)-1-((((9H-Fluoren-9-yl)methoxy)carbonyl)amino)-2-ethynylcyclopropane-1-carboxylic acid
CAS 3026596-99-3C21H17NO4
(2R,4R)-4-(3-Nitrophenoxy)-2-phenyl-3,4-dihydro-2H-chromene chemical structure, C21H17NO4, CAS 89839-93-0
(2R,4R)-4-(3-Nitrophenoxy)-2-phenyl-3,4-dihydro-2H-chromene
CAS 89839-93-0C21H17NO4

Frequently asked questions

What is the molar mass of C21H17NO4?

The molar mass of C21H17NO4 is 347.37 g/mol, calculated from standard atomic weights for 21 carbon atoms, 17 hydrogen atoms, 1 nitrogen atom and 4 oxygen atoms. The monoisotopic mass is 347.1158 Da.

How many compounds have the formula C21H17NO4?

CompoundList lists 119 compounds with the molecular formula C21H17NO4, including 3-Hydroxy-4-{[3-phenyl-3-(pyridin-3-yl)prop-2-en-1-yl]oxy}benzoic acid, 2-Hydroxy-4-{[3-phenyl-3-(pyridin-3-yl)prop-2-en-1-yl]oxy}benzoic acid, 2-Hydroxy-5-{[3-phenyl-3-(pyridin-3-yl)prop-2-en-1-yl]oxy}benzoic 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 C21H17NO4?

C21H17NO4 has a degree of unsaturation of 14. 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.