C21H19FN4O2
49 compounds have this formula on CompoundList.
- Molar mass
- 378.41g/mol
- Monoisotopic mass
- 378.1492Da
- Atoms
- 47
- Elements
- 5
- Rings plus double bonds
- 14
The formula C21H19FN4O2 describes a molecule made of 21 carbon atoms, 19 hydrogen atoms, 1 fluorine atom, 4 nitrogen atoms and 2 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 × 2166.66%12.011 × 21 = 252.231 g/mol
- H Hydrogen × 195.06%1.008 × 19 = 19.152 g/mol
- F Fluorine × 15.02%18.998 × 1 = 18.998 g/mol
- N Nitrogen × 414.81%14.007 × 4 = 56.028 g/mol
- O Oxygen × 28.46%15.999 × 2 = 31.998 g/mol
Compounds with the formula C21H19FN4O2
Isomers we list, best known first. Open one to see its structure, properties, safety data and suppliers.
Showing 1 to 49 of 49 compounds
![5-[4-(4-Fluorobenzoyl)piperazino]-6-phenyl-3(2H)-pyridazinone chemical structure, C21H19FN4O2, CAS 477863-52-8](/s/PZLLMDJZXGYYMI-UHFFFAOYSA-N.svg)
![(E)-3-[4-(3-Fluoropropoxy)phenyl]-N-[2-(3-pyridinyl)-4-pyrimidinyl]-2-propenamide chemical structure, C21H19FN4O2, CAS 478046-38-7](/s/WAGXXOADNJFZNO-RMKNXTFCSA-N.svg)
![(E)-3-[4-(3-Fluoropropoxy)phenyl]-N-[2-(4-pyridinyl)-4-pyrimidinyl]-2-propenamide chemical structure, C21H19FN4O2, CAS 478039-87-1](/s/HWBPTFXLSJJCSJ-QPJJXVBHSA-N.svg)
![4-Fluoro-N-[2-phenyl-4-(pyrrolidine-1-carbonyl)pyrazol-3-yl]benzamide chemical structure, C21H19FN4O2, CAS 957503-79-6](/s/CMOAAJREUJAMEK-UHFFFAOYSA-N.svg)
![2-(3,4-Dimethoxyphenethyl)-7-(4-fluorophenyl)[1,2,4]triazolo[1,5-a]pyrimidine chemical structure, C21H19FN4O2, CAS 1435994-88-9](/s/RJQOCWOMOVYFQZ-UHFFFAOYSA-N.svg)
![5-Fluoro-2-[2-(4-methoxyphenethyl)[1,2,4]triazolo[1,5-a]pyrimidin-7-yl]phenyl methyl ether chemical structure, C21H19FN4O2, CAS 1435906-60-7](/s/AKXRNYKGFNEVGO-UHFFFAOYSA-N.svg)
![3-Fluoro-4-[2-(4-methoxyphenethyl)[1,2,4]triazolo[1,5-a]pyrimidin-7-yl]phenyl methyl ether chemical structure, C21H19FN4O2, CAS 1435996-40-9](/s/PRMVSXJYQQHYNZ-UHFFFAOYSA-N.svg)
![Azepan-1-yl(3-(6-fluoroimidazo[1,2-a]pyridin-3-yl)benzo[d]isoxazol-6-yl)methanone chemical structure, C21H19FN4O2, CAS 1235993-08-4](/s/BJPPZBFNKQTDEC-UHFFFAOYSA-N.svg)
![N-[2-(5-Fluoro-1H-indol-3-yl)ethyl]-3-(4-oxo-3(4H)-quinazolinyl)propanamide chemical structure, C21H19FN4O2, CAS 920426-78-4](/s/XHYUPRJWWXUIRQ-UHFFFAOYSA-N.svg)
![2-(3,4-Dimethoxyphenyl)-N-(4-fluorophenyl)-5-methylpyrazolo[1,5-a]pyrimidin-7-amine chemical structure, C21H19FN4O2, CAS 932987-72-9](/s/AUYGSGZTHVIIGN-UHFFFAOYSA-N.svg)
![N-(4-Fluorophenyl)-2-[2-(5-propyl-1,3,4-oxadiazol-2-yl)-1H-indol-1-yl]acetamide chemical structure, C21H19FN4O2, CAS 946232-10-6](/s/AIVBXIDTJMNLIV-UHFFFAOYSA-N.svg)
![N-[2-(6-Fluoro-4-oxoquinazolin-3(4H)-yl)ethyl]-3-(1H-indol-3-yl)propanamide chemical structure, C21H19FN4O2, CAS 1574481-90-5](/s/UHGHNNFNHRMXQK-UHFFFAOYSA-N.svg)
![8-Fluoro-4-hydroxy-N-(3-(1-methyl-1H-benzo[d]imidazol-2-yl)propyl)quinoline-3-carboxamide chemical structure, C21H19FN4O2, CAS 1574293-13-2](/s/GMOXQLMACKXOMI-UHFFFAOYSA-N.svg)
![Butyl 2-amino-1-(3-fluorophenyl)-1H-pyrrolo[2,3-b]quinoxaline-3-carboxylate chemical structure, C21H19FN4O2, CAS 500278-83-1](/s/DIPMRMFILQHVEX-UHFFFAOYSA-N.svg)
![Butan-2-yl 2-amino-1-(3-fluorophenyl)pyrrolo[3,2-b]quinoxaline-3-carboxylate chemical structure, C21H19FN4O2, CAS 846584-16-5](/s/JJSOTSUZWLIQMY-UHFFFAOYSA-N.svg)
![N-(2-Fluorophenyl)-2-[2-(5-propyl-1,3,4-oxadiazol-2-yl)-1H-indol-1-yl]acetamide chemical structure, C21H19FN4O2, CAS 946381-65-3](/s/OPIWOZQYNQEHPI-UHFFFAOYSA-N.svg)
- N-(3-Fluorophenyl)-2-[2-(5-propyl-1,3,4-oxadiazol-2-yl)-1H-indol-1-yl]acetamide946257-14-3C21H19FN4O2
- N-(2-Fluorophenyl)-2-(2-(5-isopropyl-1,3,4-oxadiazol-2-yl)-1H-indol-1-yl)acetamide946382-19-0C21H19FN4O2
- N-(3-Fluorophenyl)-2-(2-(5-isopropyl-1,3,4-oxadiazol-2-yl)-1H-indol-1-yl)acetamide946232-68-4C21H19FN4O2
- N-(4-Fluorophenyl)-2-(2-(5-isopropyl-1,3,4-oxadiazol-2-yl)-1H-indol-1-yl)acetamide946257-62-1C21H19FN4O2
- 1-{[7-Fluoro-2-(pyridin-2-yl)quinolin-4-yl]carbonyl}piperidine-4-carboxamide1144462-00-9C21H19FN4O2
- N-(2-Fluorobenzyl)-3-(8-methyl-4-oxo-4,5-dihydro-3H-pyrimido[5,4-b]indol-3-yl)propanamide1189937-73-2C21H19FN4O2
- 5-{[3-(4-Fluorophenoxy)piperidin-1-yl]carbonyl}-2-pyridin-3-ylpyrimidine1268991-91-8C21H19FN4O2
- N-[2-(6-Fluoro-2-methyl-4-oxoquinazolin-3(4H)-yl)ethyl]-2-(1H-indol-3-yl)acetamide1401557-62-7C21H19FN4O2
- (3-(4-Cyclopropyl-1H-1,2,3-triazol-1-yl)azetidin-1-yl)(3-(4-fluorophenoxy)phenyl)methanone2034293-41-7C21H19FN4O2
- 4-(4-Fluorophenyl)-N-{[2-(2-oxopyrrolidin-1-yl)pyridin-4-yl]methyl}-1H-pyrrole-2-carboxamide2034366-79-3C21H19FN4O2
- 6-(3,4-Dimethylphenyl)-2-(3-fluoro-4-methoxybenzyl)-[1,2,4]triazolo[4,3-b]pyridazin-3(2H)-one1251604-97-3C21H19FN4O2
- 2-(3-(2-Fluorophenyl)-2-oxoimidazolidin-1-yl)-N-(2-methylquinolin-4-yl)acetamide1286724-64-8C21H19FN4O2
- 6-(1-(3-Fluorobenzoyl)piperidin-4-yl)-2-(pyridin-2-yl)pyrimidin-4(1H)-one1214504-95-6C21H19FN4O2
- Urea, N-[2-(3-fluorophenyl)-2-hydroxyethyl]-N'-[4-(2-phenyldiazenyl)phenyl]-1390859-68-3C21H19FN4O2
- Urea, N-[2-(2-fluorophenyl)-2-hydroxyethyl]-N'-[4-(2-phenyldiazenyl)phenyl]-1390778-54-7C21H19FN4O2
- 4-[1-Amino-2-(4-fluorobenzamido)ethyl]-N-(pyridin-4-yl)benzamide920496-00-0C21H19FN4O2
- N-Boc-6-fluoro-3-(1H-pyrrolo[2,3-c]pyridin-1-yl)isoquinolin-5-amine1841079-97-7C21H19FN4O2
- 2-[1-(3-Fluoropyridine-4-carbonyl)piperidin-4-yl]-6-phenyl-2,3-dihydropyridazin-3-one2379974-89-5C21H19FN4O2
- 2-[1-(5-Fluoropyridine-3-carbonyl)piperidin-4-yl]-6-phenyl-2,3-dihydropyridazin-3-one2380039-99-4C21H19FN4O2
- N-[(4-Fluorophenyl)methyl]-3-(6-oxo-3-phenyl-1,6-dihydropyridazin-1-yl)azetidine-1-carboxamide2380194-41-0C21H19FN4O2
- 3-{[1-(3-Fluoropyridine-4-carbonyl)pyrrolidin-3-yl]methoxy}-6-phenylpyridazine2549041-73-6C21H19FN4O2
- 3-(3-Fluorophenyl)-6-{[1-(pyridine-4-carbonyl)pyrrolidin-3-yl]methoxy}pyridazine2549001-24-1C21H19FN4O2
- 3-(3-Fluorophenyl)-6-{[1-(pyridine-3-carbonyl)pyrrolidin-3-yl]methoxy}pyridazine2549039-07-6C21H19FN4O2
- 2-[4-(6-Fluoro-1,2-benzoxazol-3-yl)piperidin-1-yl]-5H,7H,8H-pyrano[4,3-b]pyridine-3-carbonitrile2741900-68-3C21H19FN4O2
- 4-[5-(5-Fluoropyridin-2-yl)-octahydropyrrolo[3,4-c]pyrrole-2-carbonyl]quinolin-2-ol2770637-97-1C21H19FN4O2
Frequently asked questions
What is the molar mass of C21H19FN4O2?
The molar mass of C21H19FN4O2 is 378.41 g/mol, calculated from standard atomic weights for 21 carbon atoms, 19 hydrogen atoms, 1 fluorine atom, 4 nitrogen atoms and 2 oxygen atoms. The monoisotopic mass is 378.1492 Da.
How many compounds have the formula C21H19FN4O2?
CompoundList lists 49 compounds with the molecular formula C21H19FN4O2, including 5-[4-(4-Fluorobenzoyl)piperazino]-6-phenyl-3(2H)-pyridazinone, (E)-3-[4-(3-Fluoropropoxy)phenyl]-N-[2-(3-pyridinyl)-4-pyrimidinyl]-2-propenamide, (E)-3-[4-(3-Fluoropropoxy)phenyl]-N-[2-(4-pyridinyl)-4-pyrimidinyl]-2-propenamide. 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 C21H19FN4O2?
C21H19FN4O2 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.