Molecular formula
C19H21FN4O
53 compounds have this formula on CompoundList.
- Molar mass
- 340.40g/mol
- Monoisotopic mass
- 340.1699Da
- Atoms
- 46
- Elements
- 5
- Rings plus double bonds
- 11
The formula C19H21FN4O describes a molecule made of 19 carbon atoms, 21 hydrogen atoms, 1 fluorine atom, 4 nitrogen atoms and 1 oxygen atom. 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 × 1967.04%12.011 × 19 = 228.209 g/mol
- H Hydrogen × 216.22%1.008 × 21 = 21.168 g/mol
- F Fluorine × 15.58%18.998 × 1 = 18.998 g/mol
- N Nitrogen × 416.46%14.007 × 4 = 56.028 g/mol
- O Oxygen × 14.70%15.999 × 1 = 15.999 g/mol
Look up another formula
Compounds with the formula C19H21FN4O
Isomers we list, best known first. Open one to see its structure, properties, safety data and suppliers.
Showing 1 to 53 of 53 compounds
7-(2-Fluorophenyl)-2-(4-methylpiperazinyl)-6,7,8-trihydroquinazolin-5-one
CAS 777866-82-7C19H21FN4O
![3-(4-Fluorophenyl)-1-methyl-N-[4-(pyrrolidin-1-yl)but-2-yn-1-yl]-1H-pyrazole-5-carboxamide chemical structure, C19H21FN4O, CAS 1396750-05-2](/s/GXZYEVIFBJBMMS-UHFFFAOYSA-N.svg)
3-(4-Fluorophenyl)-1-methyl-N-[4-(pyrrolidin-1-yl)but-2-yn-1-yl]-1H-pyrazole-5-carboxamide
CAS 1396750-05-2C19H21FN4O
![N-Cyclopropyl-1-[6-(4-fluorophenyl)pyridazin-3-yl]piperidine-4-carboxamide chemical structure, C19H21FN4O, CAS 1105232-28-7](/s/HIQJLWGEVOKRDZ-UHFFFAOYSA-N.svg)
N-Cyclopropyl-1-[6-(4-fluorophenyl)pyridazin-3-yl]piperidine-4-carboxamide
CAS 1105232-28-7C19H21FN4O
![N-{1-[6-(2-Fluorophenyl)pyridazin-3-yl]pyrrolidin-3-yl}cyclobutanecarboxamide chemical structure, C19H21FN4O, CAS 1396847-72-5](/s/FOGSKDYSYJCTRF-UHFFFAOYSA-N.svg)
N-{1-[6-(2-Fluorophenyl)pyridazin-3-yl]pyrrolidin-3-yl}cyclobutanecarboxamide
CAS 1396847-72-5C19H21FN4O
![2-[4-(2-Fluorophenyl)piperazin-1-yl]-4-methyl-7,8-dihydroquinazolin-5(6H)-one chemical structure, C19H21FN4O, CAS 880075-17-2](/s/MQRPIYUKINDEGT-UHFFFAOYSA-N.svg)
2-[4-(2-Fluorophenyl)piperazin-1-yl]-4-methyl-7,8-dihydroquinazolin-5(6H)-one
CAS 880075-17-2C19H21FN4O
![2-[4-(4-Fluorophenyl)piperazin-1-yl]-7-methyl-7,8-dihydroquinazolin-5(6H)-one chemical structure, C19H21FN4O, CAS 919722-45-5](/s/MRNBGDNOGOVISW-UHFFFAOYSA-N.svg)
2-[4-(4-Fluorophenyl)piperazin-1-yl]-7-methyl-7,8-dihydroquinazolin-5(6H)-one
CAS 919722-45-5C19H21FN4O
![2-[4-(4-Fluorophenyl)piperazin-1-yl]-4-methyl-7,8-dihydroquinazolin-5(6H)-one chemical structure, C19H21FN4O, CAS 879625-43-1](/s/JIJIDGVPQGFTKY-UHFFFAOYSA-N.svg)
2-[4-(4-Fluorophenyl)piperazin-1-yl]-4-methyl-7,8-dihydroquinazolin-5(6H)-one
CAS 879625-43-1C19H21FN4O
![2-[4-(2-Fluorophenyl)piperazin-1-yl]-7-methyl-7,8-dihydroquinazolin-5(6H)-one chemical structure, C19H21FN4O, CAS 924866-46-6](/s/CRJNWCGYIXGLJB-UHFFFAOYSA-N.svg)
2-[4-(2-Fluorophenyl)piperazin-1-yl]-7-methyl-7,8-dihydroquinazolin-5(6H)-one
CAS 924866-46-6C19H21FN4O
![N~4~-(2-fluorobenzyl)-6-isopropyl-1,3-dimethyl-1H-pyrazolo[3,4-b]pyridine-4-carboxamide chemical structure, C19H21FN4O, CAS 1282115-19-8](/s/PMZXQIPYCRAYMU-UHFFFAOYSA-N.svg)
N~4~-(2-fluorobenzyl)-6-isopropyl-1,3-dimethyl-1H-pyrazolo[3,4-b]pyridine-4-carboxamide
CAS 1282115-19-8C19H21FN4O
![N~4~-(4-fluorobenzyl)-6-isopropyl-1,3-dimethyl-1H-pyrazolo[3,4-b]pyridine-4-carboxamide chemical structure, C19H21FN4O, CAS 1282105-00-3](/s/VWJAGSHWOACDKW-UHFFFAOYSA-N.svg)
N~4~-(4-fluorobenzyl)-6-isopropyl-1,3-dimethyl-1H-pyrazolo[3,4-b]pyridine-4-carboxamide
CAS 1282105-00-3C19H21FN4O
![N-[2-(5-Fluoro-1H-indol-3-yl)ethyl]-2,4,5,6,7,8-hexahydrocyclohepta[c]pyrazole-3-carboxamide chemical structure, C19H21FN4O, CAS 1574528-56-5](/s/ZAAKLTDOPXPHQK-UHFFFAOYSA-N.svg)
N-[2-(5-Fluoro-1H-indol-3-yl)ethyl]-2,4,5,6,7,8-hexahydrocyclohepta[c]pyrazole-3-carboxamide
CAS 1574528-56-5C19H21FN4O
![8-[1-(4-Fluorophenyl)cyclopropanecarbonyl]-3-(1H-1,2,4-triazol-1-yl)-8-azabicyclo[3.2.1]octane chemical structure, C19H21FN4O, CAS 2310103-42-3](/s/LLKKVBILGQPHBR-UHFFFAOYSA-N.svg)
8-[1-(4-Fluorophenyl)cyclopropanecarbonyl]-3-(1H-1,2,4-triazol-1-yl)-8-azabicyclo[3.2.1]octane
CAS 2310103-42-3C19H21FN4O
![4-{2-[5-(4-Fluorophenyl)-2-methylpyrazolo[1,5-a]pyrimidin-6-yl]ethyl}morpholine chemical structure, C19H21FN4O, CAS 861207-03-6](/s/ZKAHTRODIKEQSH-UHFFFAOYSA-N.svg)
4-{2-[5-(4-Fluorophenyl)-2-methylpyrazolo[1,5-a]pyrimidin-6-yl]ethyl}morpholine
CAS 861207-03-6C19H21FN4O
![2-(2-Cyclopentylethyl)-7-(4-fluoro-2-methoxyphenyl)[1,2,4]triazolo[1,5-a]pyrimidine chemical structure, C19H21FN4O, CAS 1435979-97-7](/s/JRJUQVIGKAFKOM-UHFFFAOYSA-N.svg)
2-(2-Cyclopentylethyl)-7-(4-fluoro-2-methoxyphenyl)[1,2,4]triazolo[1,5-a]pyrimidine
CAS 1435979-97-7C19H21FN4O
1-(6-Cyclopropylpyrimidin-4-yl)-N-(2-fluorophenyl)piperidine-4-carboxamide
CAS 1795193-28-0C19H21FN4O
![3-(2-Fluorophenyl)-N-(3-{2-methylpyrazolo[1,5-a]pyrimidin-6-yl}propyl)propanamide chemical structure, C19H21FN4O, CAS 1795298-93-9](/s/VYJOZZFSKAPWKX-UHFFFAOYSA-N.svg)
3-(2-Fluorophenyl)-N-(3-{2-methylpyrazolo[1,5-a]pyrimidin-6-yl}propyl)propanamide
CAS 1795298-93-9C19H21FN4O
(2-Fluorophenyl)(4-(5,6,7,8-tetrahydrocinnolin-3-yl)piperazin-1-yl)methanone
CAS 2034510-62-6C19H21FN4O
(3-(4-Cyclopropyl-1H-1,2,3-triazol-1-yl)pyrrolidin-1-yl)(1-(4-fluorophenyl)cyclopropyl)methanone
CAS 2034303-22-3C19H21FN4O
1-(4-(6-Cyclopropylpyridazin-3-yl)piperazin-1-yl)-2-(4-fluorophenyl)ethanone
CAS 2034469-36-6C19H21FN4O
![N-({2-[4-(4-Fluorophenyl)piperazin-1-yl]pyridin-4-yl}methyl)prop-2-enamide chemical structure, C19H21FN4O, CAS 2094560-71-9](/s/PAWFBUFJEKDPSL-UHFFFAOYSA-N.svg)
N-({2-[4-(4-Fluorophenyl)piperazin-1-yl]pyridin-4-yl}methyl)prop-2-enamide
CAS 2094560-71-9C19H21FN4O
![2-(4-Fluorophenyl)-N-[3-methyl-1-([1,2,4]triazolo[4,3-a]pyridin-3-yl)butyl]acetamide chemical structure, C19H21FN4O, CAS 1081122-40-8](/s/OCZCFZOOBMEXFC-UHFFFAOYSA-N.svg)
2-(4-Fluorophenyl)-N-[3-methyl-1-([1,2,4]triazolo[4,3-a]pyridin-3-yl)butyl]acetamide
CAS 1081122-40-8C19H21FN4O
![1-{5H,6H,7H-Cyclopenta[c]pyridazin-3-yl}-N-(2-fluorophenyl)piperidine-4-carboxamide chemical structure, C19H21FN4O, CAS 2097892-78-7](/s/KDTGIWCLOLENGY-UHFFFAOYSA-N.svg)
1-{5H,6H,7H-Cyclopenta[c]pyridazin-3-yl}-N-(2-fluorophenyl)piperidine-4-carboxamide
CAS 2097892-78-7C19H21FN4O
![N-[(4-Fluorophenyl)methyl]-5-(pyridin-2-yl)-octahydropyrrolo[3,4-b]pyrrole-1-carboxamide chemical structure, C19H21FN4O, CAS 2549047-83-6](/s/UHYZCUKICMQGEF-UHFFFAOYSA-N.svg)
N-[(4-Fluorophenyl)methyl]-5-(pyridin-2-yl)-octahydropyrrolo[3,4-b]pyrrole-1-carboxamide
CAS 2549047-83-6C19H21FN4O
![4-[2-(4-Fluorophenyl)-1H-benzimidazol-7-yl]-1-piperazineethanol chemical structure, C19H21FN4O, CAS 888019-42-9](/s/VPEKRZDEGBTJKR-UHFFFAOYSA-N.svg)
4-[2-(4-Fluorophenyl)-1H-benzimidazol-7-yl]-1-piperazineethanol
CAS 888019-42-9C19H21FN4O
- 1-(6-Cyclopropylpyridazin-3-yl)-N-(2-fluorophenyl)piperidine-3-carboxamide2195940-76-0C19H21FN4O
- 3-Fluoro-4-[(3-{[(5-methylpyrimidin-2-yl)oxy]methyl}piperidin-1-yl)methyl]benzonitrile2380034-97-7C19H21FN4O
- 2-(4-Fluorophenyl)-1-[5-(6-methylpyrimidin-4-yl)-octahydropyrrolo[3,4-c]pyrrol-2-yl]ethan-1-one2380096-24-0C19H21FN4O
- N-Cyclopropyl-N-[1-(3-fluorobenzoyl)piperidin-4-yl]pyrimidin-4-amine2415492-04-3C19H21FN4O
- N-Cyclopropyl-N-[1-(4-fluorobenzoyl)piperidin-4-yl]pyrimidin-4-amine2415487-62-4C19H21FN4O
- 4-[4-(4-Fluorophenyl)piperazine-1-carbonyl]-5,6,7,8-tetrahydroquinazoline2415535-26-9C19H21FN4O
- 3-[4-(2-Fluorophenyl)piperazine-1-carbonyl]-5,6,7,8-tetrahydrocinnoline2415534-48-2C19H21FN4O
- 2-Cyclopropyl-4-[4-(2-fluorophenyl)piperazine-1-carbonyl]-6-methylpyrimidine2415554-11-7C19H21FN4O
- 2-tert-Butyl-N-[2-(4-fluorophenyl)ethyl]imidazo[1,2-b]pyridazine-6-carboxamide2549025-41-2C19H21FN4O
- 4-(6-Cyclobutylpyrimidin-4-yl)-1-[(4-fluorophenyl)methyl]piperazin-2-one2877640-96-3C19H21FN4O
- 3-Fluoro-4-[(4-{[(3-methylpyrazin-2-yl)oxy]methyl}piperidin-1-yl)methyl]benzonitrile2877691-95-5C19H21FN4O
- (3-Fluoro-4-methylphenyl)-[2-(6-methylpyrimidin-4-yl)-1,3,3a,4,6,6a-hexahydropyrrolo[3,4-c]pyrrol-5-yl]methanone2380143-48-4C19H21FN4O
- 4-({4-[(3,6-Dimethylpyrazin-2-yl)oxy]piperidin-1-yl}methyl)-3-fluorobenzonitrile2741922-67-6C19H21FN4O
- 2-[1-(5-Fluoropyrimidin-2-yl)piperidine-4-carbonyl]-1,2,3,4-tetrahydroisoquinoline3054631-41-0C19H21FN4O
- 2-[1-(5-Fluoropyrimidin-4-yl)piperidine-4-carbonyl]-1,2,3,4-tetrahydroisoquinoline3054620-86-6C19H21FN4O
- 2-[1-(5-Fluoropyrimidin-4-yl)piperidine-3-carbonyl]-1,2,3,4-tetrahydroisoquinoline3054620-90-2C19H21FN4O
- 1-(2,3-Dihydro-1H-indol-1-yl)-2-[1-(5-fluoropyrimidin-2-yl)piperidin-4-yl]ethan-1-one3054558-03-8C19H21FN4O
- 3-Fluoro-4-({4-[(6-methoxypyridin-3-yl)methyl]piperazin-1-yl}methyl)benzonitrile3054637-79-2C19H21FN4O
- 6-Fluoro-3-({4-[(4-methylpyridin-3-yl)methyl]piperazin-1-yl}methyl)-1,2-benzoxazole3030830-82-8C19H21FN4O
- 6-Fluoro-3-({4-[(3-methylpyridin-2-yl)methyl]piperazin-1-yl}methyl)-1,2-benzoxazole3030816-08-8C19H21FN4O
- 6-Fluoro-3-({4-[(2-methylpyridin-3-yl)methyl]piperazin-1-yl}methyl)-1,2-benzoxazole3030869-03-2C19H21FN4O
- 1-(2,3-Dihydro-1H-indol-1-yl)-2-[4-(6-fluoropyridin-2-yl)piperazin-1-yl]ethan-1-one3054428-66-6C19H21FN4O
- 1-(2,3-Dihydro-1H-indol-1-yl)-2-[4-(2-fluoropyridin-4-yl)piperazin-1-yl]ethan-1-one3054584-16-3C19H21FN4O
- 2-[1-(5-Fluoropyrimidin-2-yl)piperidine-3-carbonyl]-1,2,3,4-tetrahydroisoquinoline3054633-76-7C19H21FN4O
- 1-(2,3-Dihydro-1H-indol-1-yl)-2-[1-(5-fluoropyrimidin-4-yl)piperidin-4-yl]ethan-1-one3054601-26-9C19H21FN4O
- 4-({4-[(5-Cyclopropyl-1,2-oxazol-3-yl)methyl]piperazin-1-yl}methyl)-3-fluorobenzonitrile3054549-89-9C19H21FN4O
- 3-Fluoro-4-({4-[(6-methoxypyridin-2-yl)methyl]piperazin-1-yl}methyl)benzonitrile3054575-28-6C19H21FN4O
- 3-Pyridinecarboxamide,N-[3-(4-fluorophenyl)-1H-indazol-5-yl]-395099-89-5C19H21FN4O
- 4-Pyridinecarboxamide,N-[3-(4-fluorophenyl)-1H-indazol-5-yl]-395099-88-4C19H21FN4O
Frequently asked questions
What is the molar mass of C19H21FN4O?
The molar mass of C19H21FN4O is 340.40 g/mol, calculated from standard atomic weights for 19 carbon atoms, 21 hydrogen atoms, 1 fluorine atom, 4 nitrogen atoms and 1 oxygen atom. The monoisotopic mass is 340.1699 Da.
How many compounds have the formula C19H21FN4O?
CompoundList lists 53 compounds with the molecular formula C19H21FN4O, including 7-(2-Fluorophenyl)-2-(4-methylpiperazinyl)-6,7,8-trihydroquinazolin-5-one, 3-(4-Fluorophenyl)-1-methyl-N-[4-(pyrrolidin-1-yl)but-2-yn-1-yl]-1H-pyrazole-5-carboxamide, N-Cyclopropyl-1-[6-(4-fluorophenyl)pyridazin-3-yl]piperidine-4-carboxamide. 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 C19H21FN4O?
C19H21FN4O has a degree of unsaturation of 11. 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.