Molecular formula
C23H21FN4O3
66 compounds have this formula on CompoundList.
- Molar mass
- 420.44g/mol
- Monoisotopic mass
- 420.1598Da
- Atoms
- 52
- Elements
- 5
- Rings plus double bonds
- 15
The formula C23H21FN4O3 describes a molecule made of 23 carbon atoms, 21 hydrogen atoms, 1 fluorine atom, 4 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 × 2365.71%12.011 × 23 = 276.253 g/mol
- H Hydrogen × 215.03%1.008 × 21 = 21.168 g/mol
- F Fluorine × 14.52%18.998 × 1 = 18.998 g/mol
- N Nitrogen × 413.33%14.007 × 4 = 56.028 g/mol
- O Oxygen × 311.42%15.999 × 3 = 47.997 g/mol
Look up another formula
Compounds with the formula C23H21FN4O3
Isomers we list, best known first. Open one to see its structure, properties, safety data and suppliers.
Showing 1 to 66 of 66 compounds
![2-[4-(4-Fluoro-phenylamino)-5-phenyl-pyrrolo[2,3-d]pyrimidin-7-yl]-5-methyl-tetrahydro-furan-3,4-diol chemical structure, C23H21FN4O3, CAS 186393-42-0](/s/MULTXXBUCOCYME-HYYMDVBZSA-N.svg)
2-[4-(4-Fluoro-phenylamino)-5-phenyl-pyrrolo[2,3-d]pyrimidin-7-yl]-5-methyl-tetrahydro-furan-3,4-diol
CAS 186393-42-0C23H21FN4O3
![Ethyl 4-[3-(4-fluorophenyl)-1-phenyl-1H-pyrazol-4-yl]-6-methyl-2-oxo-1,2,3,4-tetrahydropyrimidine-5-carboxylate chemical structure, C23H21FN4O3, CAS 433313-55-4](/s/LDDAUPMLZAFIRQ-UHFFFAOYSA-N.svg)
Ethyl 4-[3-(4-fluorophenyl)-1-phenyl-1H-pyrazol-4-yl]-6-methyl-2-oxo-1,2,3,4-tetrahydropyrimidine-5-carboxylate
CAS 433313-55-4C23H21FN4O3
![2-[2-(4-Ethoxyphenyl)-4-oxopyrazolo[1,5-a]pyrazin-5(4H)-yl]-N-(4-fluorobenzyl)acetamide chemical structure, C23H21FN4O3, CAS 941981-47-1](/s/JCMLIKAUCOPMQZ-UHFFFAOYSA-N.svg)
2-[2-(4-Ethoxyphenyl)-4-oxopyrazolo[1,5-a]pyrazin-5(4H)-yl]-N-(4-fluorobenzyl)acetamide
CAS 941981-47-1C23H21FN4O3
![N-(Benzo[d][1,3]dioxol-5-yl)-1-(6-(4-fluorophenyl)pyridazin-3-yl)piperidine-3-carboxamide chemical structure, C23H21FN4O3, CAS 1105214-04-7](/s/OTOYISKAJGTBSS-UHFFFAOYSA-N.svg)
N-(Benzo[d][1,3]dioxol-5-yl)-1-(6-(4-fluorophenyl)pyridazin-3-yl)piperidine-3-carboxamide
CAS 1105214-04-7C23H21FN4O3
![N-[2-(3,4-Dimethoxyphenyl)ethyl]-7-(2-fluorophenyl)pyrazolo[1,5-a]pyrimidine-3-carboxamide chemical structure, C23H21FN4O3, CAS 1048561-40-5](/s/LBEDDQXKCOZKCD-UHFFFAOYSA-N.svg)
N-[2-(3,4-Dimethoxyphenyl)ethyl]-7-(2-fluorophenyl)pyrazolo[1,5-a]pyrimidine-3-carboxamide
CAS 1048561-40-5C23H21FN4O3
![2-(7-(4-Fluorophenyl)-5-methyl-4-oxo-4,5-dihydro-3H-pyrrolo[3,2-d]pyrimidin-3-yl)-N-(3-methoxybenzyl)acetamide chemical structure, C23H21FN4O3, CAS 1251594-16-7](/s/NPZKJXHLNVVGQI-UHFFFAOYSA-N.svg)
2-(7-(4-Fluorophenyl)-5-methyl-4-oxo-4,5-dihydro-3H-pyrrolo[3,2-d]pyrimidin-3-yl)-N-(3-methoxybenzyl)acetamide
CAS 1251594-16-7C23H21FN4O3
![2-(4-Ethoxyphenyl)-N-(2-fluoro-5-(6-methoxyimidazo[1,2-b]pyridazin-2-yl)phenyl)acetamide chemical structure, C23H21FN4O3, CAS 955543-51-8](/s/FABNTJATNVAMGV-UHFFFAOYSA-N.svg)
2-(4-Ethoxyphenyl)-N-(2-fluoro-5-(6-methoxyimidazo[1,2-b]pyridazin-2-yl)phenyl)acetamide
CAS 955543-51-8C23H21FN4O3
![2-(2-Fluorophenoxy)-N-(5-{6-methoxyimidazo[1,2-b]pyridazin-2-yl}-2-methylphenyl)propanamide chemical structure, C23H21FN4O3, CAS 1060312-19-7](/s/QTQXXBKHKTWIHX-UHFFFAOYSA-N.svg)
2-(2-Fluorophenoxy)-N-(5-{6-methoxyimidazo[1,2-b]pyridazin-2-yl}-2-methylphenyl)propanamide
CAS 1060312-19-7C23H21FN4O3
![2-{2-[3-(3-Fluoro-4-methoxyphenyl)-1,2,4-oxadiazol-5-yl]-1H-pyrrol-1-yl}-N-(2-phenylethyl)acetamide chemical structure, C23H21FN4O3, CAS 1775521-63-5](/s/QFVYLLPYQCNSKN-UHFFFAOYSA-N.svg)
2-{2-[3-(3-Fluoro-4-methoxyphenyl)-1,2,4-oxadiazol-5-yl]-1H-pyrrol-1-yl}-N-(2-phenylethyl)acetamide
CAS 1775521-63-5C23H21FN4O3
![N-(2-Ethylphenyl)-2-[2-(4-fluorophenyl)-3-(hydroxymethyl)-4-oxo-4H,5H-pyrazolo[1,5-A]pyrazin-5-yl]acetamide chemical structure, C23H21FN4O3, CAS 1775370-56-3](/s/HPMQPYDMDMSPJB-UHFFFAOYSA-N.svg)
N-(2-Ethylphenyl)-2-[2-(4-fluorophenyl)-3-(hydroxymethyl)-4-oxo-4H,5H-pyrazolo[1,5-A]pyrazin-5-yl]acetamide
CAS 1775370-56-3C23H21FN4O3
![N-(2,6-Dimethylphenyl)-2-[2-(4-fluorophenyl)-3-(hydroxymethyl)-4-oxo-4H,5H-pyrazolo[1,5-A]pyrazin-5-yl]acetamide chemical structure, C23H21FN4O3, CAS 1775306-25-6](/s/CYTYFKSDYAJTPS-UHFFFAOYSA-N.svg)
N-(2,6-Dimethylphenyl)-2-[2-(4-fluorophenyl)-3-(hydroxymethyl)-4-oxo-4H,5H-pyrazolo[1,5-A]pyrazin-5-yl]acetamide
CAS 1775306-25-6C23H21FN4O3
![N-(2,5-Dimethylphenyl)-2-[2-(4-fluorophenyl)-3-(hydroxymethyl)-4-oxo-4H,5H-pyrazolo[1,5-A]pyrazin-5-yl]acetamide chemical structure, C23H21FN4O3, CAS 1775306-33-6](/s/UMDGVRZAJRQXER-UHFFFAOYSA-N.svg)
N-(2,5-Dimethylphenyl)-2-[2-(4-fluorophenyl)-3-(hydroxymethyl)-4-oxo-4H,5H-pyrazolo[1,5-A]pyrazin-5-yl]acetamide
CAS 1775306-33-6C23H21FN4O3
![N-(2,3-Dimethylphenyl)-2-[2-(4-fluorophenyl)-3-(hydroxymethyl)-4-oxo-4H,5H-pyrazolo[1,5-A]pyrazin-5-yl]acetamide chemical structure, C23H21FN4O3, CAS 1775405-82-7](/s/QKUXLNCKFAGBFC-UHFFFAOYSA-N.svg)
N-(2,3-Dimethylphenyl)-2-[2-(4-fluorophenyl)-3-(hydroxymethyl)-4-oxo-4H,5H-pyrazolo[1,5-A]pyrazin-5-yl]acetamide
CAS 1775405-82-7C23H21FN4O3
![N-(3,4-Dimethylphenyl)-2-[2-(4-fluorophenyl)-3-(hydroxymethyl)-4-oxo-4H,5H-pyrazolo[1,5-A]pyrazin-5-yl]acetamide chemical structure, C23H21FN4O3, CAS 1775347-43-7](/s/FNSRPHNRTLUADP-UHFFFAOYSA-N.svg)
N-(3,4-Dimethylphenyl)-2-[2-(4-fluorophenyl)-3-(hydroxymethyl)-4-oxo-4H,5H-pyrazolo[1,5-A]pyrazin-5-yl]acetamide
CAS 1775347-43-7C23H21FN4O3
![Benzyl 2-(1-(4-fluorophenyl)-4-isopropyl-7-oxo-1H-pyrazolo[3,4-d]pyridazin-6(7H)-yl)acetate chemical structure, C23H21FN4O3, CAS 946332-33-8](/s/QNAWLCZMODDTBG-UHFFFAOYSA-N.svg)
Benzyl 2-(1-(4-fluorophenyl)-4-isopropyl-7-oxo-1H-pyrazolo[3,4-d]pyridazin-6(7H)-yl)acetate
CAS 946332-33-8C23H21FN4O3
Ethyl 4-((2-(1H-indol-3-yl)ethyl)amino)-1-(4-fluorophenyl)-6-oxo-1,6-dihydropyridazine-3-carboxylate
CAS 922122-23-4C23H21FN4O3
![[5-Methyl-2-(4-methylphenyl)-1,3-oxazol-4-yl]methyl 1-(3-fluoro-4-methylphenyl)-5-methyl-1H-1,2,3-triazole-4-carboxylate chemical structure, C23H21FN4O3, CAS 1040655-49-9](/s/DGQJTPSKLVVMAS-UHFFFAOYSA-N.svg)
[5-Methyl-2-(4-methylphenyl)-1,3-oxazol-4-yl]methyl 1-(3-fluoro-4-methylphenyl)-5-methyl-1H-1,2,3-triazole-4-carboxylate
CAS 1040655-49-9C23H21FN4O3
![[5-Methyl-2-(4-methylphenyl)-1,3-oxazol-4-yl]methyl 1-(4-fluoro-2-methylphenyl)-5-methyl-1H-1,2,3-triazole-4-carboxylate chemical structure, C23H21FN4O3, CAS 1040637-18-0](/s/JPLIOIRTXUZMSB-UHFFFAOYSA-N.svg)
[5-Methyl-2-(4-methylphenyl)-1,3-oxazol-4-yl]methyl 1-(4-fluoro-2-methylphenyl)-5-methyl-1H-1,2,3-triazole-4-carboxylate
CAS 1040637-18-0C23H21FN4O3
![7-(2-Fluorophenyl)-2-[4-(2-furoyl)piperazin-1-yl]-7,8-dihydroquinazolin-5(6H)-one chemical structure, C23H21FN4O3, CAS 880076-19-7](/s/YIVXCERGMALKGM-UHFFFAOYSA-N.svg)
7-(2-Fluorophenyl)-2-[4-(2-furoyl)piperazin-1-yl]-7,8-dihydroquinazolin-5(6H)-one
CAS 880076-19-7C23H21FN4O3
![7-Benzyl-N-(3-fluoro-4-methylphenyl)-1,3-dimethyl-2,4-dioxo-2,3,4,7-tetrahydro-1H-pyrrolo[2,3-d]pyrimidine-6-carboxamide chemical structure, C23H21FN4O3, CAS 1021258-65-0](/s/AIDWNXIDNHCUKU-UHFFFAOYSA-N.svg)
7-Benzyl-N-(3-fluoro-4-methylphenyl)-1,3-dimethyl-2,4-dioxo-2,3,4,7-tetrahydro-1H-pyrrolo[2,3-d]pyrimidine-6-carboxamide
CAS 1021258-65-0C23H21FN4O3
2-(4-Ethoxyphenyl)-5-(4-(2-fluorobenzoyl)piperazin-1-yl)oxazole-4-carbonitrile
CAS 946377-86-2C23H21FN4O3
![2-[2-(4-Ethoxyphenyl)-4-oxopyrazolo[1,5-a]pyrazin-5(4H)-yl]-N-(3-fluoro-4-methylphenyl)acetamide chemical structure, C23H21FN4O3, CAS 941981-27-7](/s/XLMNSZAJEJUMMV-UHFFFAOYSA-N.svg)
2-[2-(4-Ethoxyphenyl)-4-oxopyrazolo[1,5-a]pyrazin-5(4H)-yl]-N-(3-fluoro-4-methylphenyl)acetamide
CAS 941981-27-7C23H21FN4O3
![2-[2-(4-Ethoxyphenyl)-4-oxopyrazolo[1,5-a]pyrazin-5(4H)-yl]-N-(4-fluoro-2-methylphenyl)acetamide chemical structure, C23H21FN4O3, CAS 941876-60-4](/s/WCXKMKGDPFZTMG-UHFFFAOYSA-N.svg)
2-[2-(4-Ethoxyphenyl)-4-oxopyrazolo[1,5-a]pyrazin-5(4H)-yl]-N-(4-fluoro-2-methylphenyl)acetamide
CAS 941876-60-4C23H21FN4O3
6-Fluoro-1-methyl-7-morpholino-3-(3-(p-tolyl)-1,2,4-oxadiazol-5-yl)quinolin-4(1H)-one
CAS 1111158-14-5C23H21FN4O3
- 6-(4-Fluorophenyl)-2-(2-(3-(4-isopropoxyphenyl)-1,2,4-oxadiazol-5-yl)ethyl)pyridazin-3(2H)-one1113108-10-3C23H21FN4O3
- N-(2-Fluorophenyl)-2-[3-(2-methoxyethyl)-4-oxo-7-phenyl-3,4-dihydro-5H-pyrrolo[3,2-d]pyrimidin-5-yl]acetamide1226429-74-8C23H21FN4O3
- 2-[3-(2-Fluoro-4-methoxyphenyl)-6-oxo-1(6H)-pyridazinyl]-N~1~-[2-(1H-indol-3-yl)ethyl]acetamide1232804-09-9C23H21FN4O3
- N-[2-(6-Fluoro-1H-indol-1-yl)ethyl]-2-[3-(4-methoxyphenyl)-6-oxo-1(6H)-pyridazinyl]acetamide1351697-93-2C23H21FN4O3
- N-[2-(6-Fluoro-1H-indol-1-yl)ethyl]-2-[3-(3-methoxyphenyl)-6-oxo-1(6H)-pyridazinyl]acetamide1351680-24-4C23H21FN4O3
- 3-[3-(8-Fluoro-1,3,4,5-tetrahydro-2H-pyrido[4,3-b]indol-2-yl)-3-oxopropyl]-3,4-dihydro-1H-1,4-benzodiazepine-2,5-dione1574290-90-6C23H21FN4O3
- (S)-N-((S)-1-Cyano-2-(8-cyano-2-fluoro-6H-benzo[c]chromen-3-yl)ethyl)-1,4-oxazepane-2-carboxamide2781135-27-9C23H21FN4O3
- 1-(4-(6-(Benzo[d][1,3]dioxol-5-yl)pyridazin-3-yl)piperazin-1-yl)-2-(4-fluorophenyl)ethanone1049328-69-9C23H21FN4O3
- 5-(4-(4-Ethoxybenzoyl)piperazin-1-yl)-2-(4-fluorophenyl)oxazole-4-carbonitrile946244-75-3C23H21FN4O3
- 5-(4-(4-Ethoxybenzoyl)piperazin-1-yl)-2-(2-fluorophenyl)oxazole-4-carbonitrile946377-55-5C23H21FN4O3
- N-{4-[3-(6-Fluoro-1,3,4,9-tetrahydro-2H-beta-carbolin-2-yl)-2,5-dioxopyrrolidin-1-yl]phenyl}acetamide1144473-61-9C23H21FN4O3
- 2-(7-(2-Fluorophenyl)-2,4-dioxo-1H-pyrrolo[3,2-d]pyrimidin-3(2H,4H,5H)-yl)-N-(3-phenylpropyl)acetamide1115565-89-3C23H21FN4O3
- 2-(7-(4-Fluorophenyl)-5-methyl-4-oxo-4,5-dihydro-3H-pyrrolo[3,2-d]pyrimidin-3-yl)-N-(4-methoxybenzyl)acetamide1251589-09-9C23H21FN4O3
- 2-{2-[3-(4-Fluorophenyl)-1,2,4-oxadiazol-5-yl]-1H-pyrrol-1-yl}-N-[1-(3-methoxyphenyl)ethyl]acetamide1261013-01-7C23H21FN4O3
- 2-(2-(3-(4-Fluorophenyl)-1,2,4-oxadiazol-5-yl)-1H-pyrrol-1-yl)-N-(1-(4-methoxyphenyl)ethyl)acetamide1260941-36-3C23H21FN4O3
- 2-[3-(4-Fluoro-2-methoxyphenyl)-6-oxo-1(6H)-pyridazinyl]-N~1~-[2-(1H-indol-3-yl)ethyl]acetamide1232768-05-6C23H21FN4O3
- N-[2-(5-Fluoro-1H-indol-3-yl)ethyl]-2-[3-(3-methoxyphenyl)-6-oxopyridazin-1(6H)-yl]acetamide1324095-81-9C23H21FN4O3
- 3-(1-(2-(1H-Indol-1-yl)acetyl)piperidin-4-yl)-6-fluoroquinazoline-2,4(1H,3H)-dione1904178-33-1C23H21FN4O3
- N-(3-Acetylphenyl)-2-(7-ethyl-6-(4-fluorophenyl)-2-oxo-2,3-dihydro-1H-imidazo[1,2-b]pyrazol-3-yl)acetamide1421510-19-1C23H21FN4O3
- Methyl 4-((1-(4-fluorophenyl)-4-isopropyl-7-oxo-1H-pyrazolo[3,4-d]pyridazin-6(7H)-yl)methyl)benzoate946253-64-1C23H21FN4O3
- N-(4-Fluorobenzyl)-5-(2-methoxyethyl)-3-oxo-2-phenyl-3,5-dihydro-2H-pyrazolo[4,3-c]pyridine-7-carboxamide921579-84-2C23H21FN4O3
- 5-(4-Fluorobenzyl)-N-(2-methoxyethyl)-3-oxo-2-phenyl-3,5-dihydro-2H-pyrazolo[4,3-c]pyridine-7-carboxamide921830-73-1C23H21FN4O3
- 4-Cyclopropyl-6-(3,5-dimethoxybenzyl)-1-(4-fluorophenyl)-1H-pyrazolo[3,4-d]pyridazin-7(6H)-one1105238-33-2C23H21FN4O3
- 2-[3-(4-Fluorophenyl)-6-oxopyridazin-1(6H)-yl]-N-[1-(2-methoxyethyl)-1H-indol-4-yl]acetamide1324066-89-8C23H21FN4O3
- 2-[3-(2-Fluorophenyl)-6-oxopyridazin-1(6H)-yl]-N-[1-(2-methoxyethyl)-1H-indol-4-yl]acetamide1324074-55-6C23H21FN4O3
- 2-[3-(4-Fluorophenyl)-6-oxopyridazin-1(6H)-yl]-N-[2-(5-methoxy-1H-indol-1-yl)ethyl]acetamide1324079-02-8C23H21FN4O3
- 2-(Benzo[d]isoxazol-3-yl)-1-(3-((3-(2-fluorophenyl)-1,2,4-oxadiazol-5-yl)methyl)piperidin-1-yl)ethanone1705465-31-1C23H21FN4O3
- (S)-N-(4-Fluorophenyl)-2-((S)-11b-methyl-1,3-dioxo-5,6-dihydro-1H-imidazo[1',5':1,2]pyrido[3,4-b]indol-2(3H,11H,11bH)-yl)propanamide956939-00-7C23H21FN4O3
- 2-(7-(4-Fluorophenyl)-5-methyl-4-oxo-4,5-dihydro-3H-pyrrolo[3,2-d]pyrimidin-3-yl)-N-(2-methoxybenzyl)acetamide1251696-90-8C23H21FN4O3
- 3-[2-(4-Fluorophenyl)-4-oxopyrazolo[1,5-a]pyrazin-5(4H)-yl]-N-(4-methoxybenzyl)propanamide1326904-99-7C23H21FN4O3
- 3-(4-Fluorophenyl)-2-(methoxymethyl)-N-(4-methoxyphenyl)-7-methylpyrazolo[1,5-a]pyrimidine-6-carboxamide1158334-07-6C23H21FN4O3
- 3-(4-Fluorophenyl)-2-(methoxymethyl)-N-(2-methoxyphenyl)-7-methylpyrazolo[1,5-a]pyrimidine-6-carboxamide1158227-52-1C23H21FN4O3
- 3-[2-(4-Fluorophenyl)-4-oxopyrazolo[1,5-a]pyrazin-5(4H)-yl]-N-(2-methoxybenzyl)propanamide1326915-39-2C23H21FN4O3
- 3-[2-(4-Fluorophenyl)-4-oxopyrazolo[1,5-a]pyrazin-5(4H)-yl]-N-(3-methoxybenzyl)propanamide1326869-89-9C23H21FN4O3
- (4E)-4-[(3-Fluoro-4-methylphenyl)-hydroxymethylidene]-1-(3-imidazol-1-ylpropyl)-5-pyridin-4-ylpyrrolidine-2,3-dione879195-85-4C23H21FN4O3
- 2-[2-(4-Fluorophenyl)-3-(hydroxymethyl)-4-oxo-4H,5H-pyrazolo[1,5-a]pyrazin-5-yl]-N-[(4-methylphenyl)methyl]acetamide2108237-86-9C23H21FN4O3
- 1-[5-(2-Fluorophenyl)-1-methyl-2-oxo-2,3-dihydro-1H-1,4-benzodiazepin-3-yl]-3-[2-(furan-2-yl)ethyl]urea2624114-56-1C23H21FN4O3
- 4-(3-Fluoro-4-methylbenzoyl)-3-hydroxy-1-[3-(1H-imidazol-1-yl)propyl]-5-(pyridin-4-yl)-2,5-dihydro-1H-pyrrol-2-oneC23H21FN4O3
- (S)-8-(10,11-Dihydro-5H-dibenzo[a,d][7]annulen-5-yl)-2-fluoro-4-hydroxy-6,7-dimethyl-7,8-dihydro-3H-pyridazino[1,6-d][1,2,4]triazine-3,5(6H)-dione2306229-52-5C23H21FN4O3
- 1-(10,11-Dihydro-5H-dibenzo[a,d][7]annulen-5-yl)-3-ethyl-7-fluoro-5-hydroxy-2,3-dihydro-1H-pyridazino[6,1-f][1,2,4]triazine-4,6-dione2306219-94-1C23H21FN4O3
- 7-(5-Deoxy-|A-D-ribofuranosyl)-N-(3-fluorophenyl)-5-phenyl-7H-pyrrolo[2,3-d]pyrimidin-4-amine186393-65-7C23H21FN4O3
- 7-(5-Deoxy-|A-D-ribofuranosyl)-5-(4-fluorophenyl)-Nphenyl-7H-pyrrolo[2,3-d]pyrimidin-4-amine186393-69-1C23H21FN4O3
Frequently asked questions
What is the molar mass of C23H21FN4O3?
The molar mass of C23H21FN4O3 is 420.44 g/mol, calculated from standard atomic weights for 23 carbon atoms, 21 hydrogen atoms, 1 fluorine atom, 4 nitrogen atoms and 3 oxygen atoms. The monoisotopic mass is 420.1598 Da.
How many compounds have the formula C23H21FN4O3?
CompoundList lists 66 compounds with the molecular formula C23H21FN4O3, including 2-[4-(4-Fluoro-phenylamino)-5-phenyl-pyrrolo[2,3-d]pyrimidin-7-yl]-5-methyl-tetrahydro-furan-3,4-diol, Ethyl 4-[3-(4-fluorophenyl)-1-phenyl-1H-pyrazol-4-yl]-6-methyl-2-oxo-1,2,3,4-tetrahydropyrimidine-5-carboxylate, 2-[2-(4-Ethoxyphenyl)-4-oxopyrazolo[1,5-a]pyrazin-5(4H)-yl]-N-(4-fluorobenzyl)acetamide. 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 C23H21FN4O3?
C23H21FN4O3 has a degree of unsaturation of 15. 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.