Molecular formula
C18H20FN3O2
83 compounds have this formula on CompoundList.
- Molar mass
- 329.37g/mol
- Monoisotopic mass
- 329.1540Da
- Atoms
- 44
- Elements
- 5
- Rings plus double bonds
- 10
The formula C18H20FN3O2 describes a molecule made of 18 carbon atoms, 20 hydrogen atoms, 1 fluorine atom, 3 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 × 1865.64%12.011 × 18 = 216.198 g/mol
- H Hydrogen × 206.12%1.008 × 20 = 20.160 g/mol
- F Fluorine × 15.77%18.998 × 1 = 18.998 g/mol
- N Nitrogen × 312.76%14.007 × 3 = 42.021 g/mol
- O Oxygen × 29.71%15.999 × 2 = 31.998 g/mol
Look up another formula
Compounds with the formula C18H20FN3O2
Isomers we list, best known first. Open one to see its structure, properties, safety data and suppliers.
Showing 1 to 83 of 83 compounds
4-(2-Fluorophenyl)-N-(2-methoxyphenyl)piperazine-1-carboxamide
CAS 553657-41-3C18H20FN3O2
N-(4-Fluorophenyl)-4-(2-methoxyphenyl)piperazine-1-carboxamide
CAS 260553-28-4C18H20FN3O2
![1-[(2-Fluorophenyl)methyl]-4-[(4-nitrophenyl)methyl]piperazine chemical structure, C18H20FN3O2, CAS 356076-07-8](/s/OEBZFGHODFUQDP-UHFFFAOYSA-N.svg)
1-[(2-Fluorophenyl)methyl]-4-[(4-nitrophenyl)methyl]piperazine
CAS 356076-07-8C18H20FN3O2
![1-[(4-Fluorophenyl)methyl]-4-[(2-nitrophenyl)methyl]piperazine chemical structure, C18H20FN3O2, CAS 428840-09-9](/s/NDJTWGCJAJFMBF-UHFFFAOYSA-N.svg)
1-[(4-Fluorophenyl)methyl]-4-[(2-nitrophenyl)methyl]piperazine
CAS 428840-09-9C18H20FN3O2
![1-(Cyclopropylcarbonyl)-4-{[3-(4-fluorophenyl)-1,2,4-oxadiazol-5-yl]methyl}piperidine chemical structure, C18H20FN3O2, CAS 1775302-65-2](/s/DJSVHSDAMWRTIA-UHFFFAOYSA-N.svg)
1-(Cyclopropylcarbonyl)-4-{[3-(4-fluorophenyl)-1,2,4-oxadiazol-5-yl]methyl}piperidine
CAS 1775302-65-2C18H20FN3O2
N-(3-(1H-Pyrrol-1-yl)propyl)-1-(4-fluorophenyl)-5-oxopyrrolidine-3-carboxamide
CAS 1226435-56-8C18H20FN3O2
N-(5-Fluoro-2-methylphenyl)-2-(2-methyl-4-oxo-5,6,7,8-tetrahydroquinazolin-3(4H)-yl)acetamide
CAS 1251692-96-2C18H20FN3O2
![1-[(3-Fluorophenyl)methyl]-4-[(4-nitrophenyl)methyl]piperazine chemical structure, C18H20FN3O2, CAS 355396-22-4](/s/HTODTNOGKWVQIH-UHFFFAOYSA-N.svg)
1-[(3-Fluorophenyl)methyl]-4-[(4-nitrophenyl)methyl]piperazine
CAS 355396-22-4C18H20FN3O2
![2-[2-(1-Azepanyl)-2-oxoethyl]-6-(4-fluorophenyl)-3(2H)-pyridazinone chemical structure, C18H20FN3O2, CAS 922925-49-3](/s/RUELNRGDEXLQKL-UHFFFAOYSA-N.svg)
2-[2-(1-Azepanyl)-2-oxoethyl]-6-(4-fluorophenyl)-3(2H)-pyridazinone
CAS 922925-49-3C18H20FN3O2
![2-[(1-Acetylpiperidin-4-yl)methyl]-6-(4-fluorophenyl)-2,3-dihydropyridazin-3-one chemical structure, C18H20FN3O2, CAS 1214430-65-5](/s/HHSCNKNHMJDVEP-UHFFFAOYSA-N.svg)
2-[(1-Acetylpiperidin-4-yl)methyl]-6-(4-fluorophenyl)-2,3-dihydropyridazin-3-one
CAS 1214430-65-5C18H20FN3O2
N-(2-Fluorophenyl)-4-(2-methoxyphenyl)piperazine-1-carboxamide
CAS 712298-52-7C18H20FN3O2
N-(3-Fluorophenyl)-2-nitro-4-(piperidin-1-ylmethyl)aniline
CAS 509093-96-3C18H20FN3O2
![N-Cyclohexyl-2-[3-(2-fluorophenyl)-6-oxo-1(6H)-pyridazinyl]acetamide chemical structure, C18H20FN3O2, CAS 1219551-38-8](/s/ULBKDHDGRBQSIJ-UHFFFAOYSA-N.svg)
N-Cyclohexyl-2-[3-(2-fluorophenyl)-6-oxo-1(6H)-pyridazinyl]acetamide
CAS 1219551-38-8C18H20FN3O2
2-(2-(3-(4-Fluorophenyl)azepan-1-yl)-2-oxoethyl)pyridazin-3(2H)-one
CAS 1797565-22-0C18H20FN3O2
![1-[(4-Fluorophenyl)methyl]-4-[(4-nitrophenyl)methyl]piperazine chemical structure, C18H20FN3O2, CAS 423154-26-1](/s/NXIPOYHULSYMTB-UHFFFAOYSA-N.svg)
1-[(4-Fluorophenyl)methyl]-4-[(4-nitrophenyl)methyl]piperazine
CAS 423154-26-1C18H20FN3O2
N1-(4-(Dimethylamino)phenyl)-N2-(2-(4-fluorophenyl)ethyl)ethanediamide
CAS 360571-17-1C18H20FN3O2
N-(4-Fluorobenzyl)-4-(pyridin-3-yloxy)piperidine-1-carboxamide
CAS 1705826-20-5C18H20FN3O2
N-(1-(4-Fluorophenyl)ethyl)-2-methyl-3-oxo-2,3,5,6,7,8-hexahydrocinnoline-6-carboxamide
CAS 1904300-49-7C18H20FN3O2
![1-[(3-Fluorophenyl)methyl]-4-[(2-nitrophenyl)methyl]piperazine chemical structure, C18H20FN3O2, CAS 428842-04-0](/s/YBCBQTJYVSDMTO-UHFFFAOYSA-N.svg)
1-[(3-Fluorophenyl)methyl]-4-[(2-nitrophenyl)methyl]piperazine
CAS 428842-04-0C18H20FN3O2
![1-[(2-Fluorophenyl)methyl]-4-[(2-nitrophenyl)methyl]piperazine chemical structure, C18H20FN3O2, CAS 428849-66-5](/s/WXDIPTMIGLJEIX-UHFFFAOYSA-N.svg)
1-[(2-Fluorophenyl)methyl]-4-[(2-nitrophenyl)methyl]piperazine
CAS 428849-66-5C18H20FN3O2
N-(2-Fluorophenyl)-4-(4-methoxyphenyl)piperazine-1-carboxamide
CAS 904401-62-3C18H20FN3O2
N-(3-Amino-4-methylphenyl)-3-fluoro-5-morpholinobenzamide
CAS 250681-75-5C18H20FN3O2
N-(2-(3-(4-Fluorophenyl)-6-oxopyridazin-1(6H)-yl)ethyl)cyclopentanecarboxamide
CAS 921530-81-6C18H20FN3O2
6-(4-Fluorophenyl)-3-(2-(3-methylpiperidin-1-yl)-2-oxoethyl)pyrimidin-4(3H)-one
CAS 1058501-34-0C18H20FN3O2
- 2-[2-(Azepan-1-yl)-2-oxoethyl]-6-(2-fluorophenyl)pyridazin-3(2H)-one1219551-51-5C18H20FN3O2
- 2-(4-Fluorophenyl)-1-(4-((6-methylpyridazin-3-yl)oxy)piperidin-1-yl)ethanone1797596-65-6C18H20FN3O2
- 1-(6-Fluoropyridine-2-carbonyl)-4-(4-methoxyphenyl)-1,4-diazepane1445700-48-0C18H20FN3O2
- 2-(2-Fluorophenyl)-N-[(1r,4r)-4-(pyrazin-2-yloxy)cyclohexyl]acetamide2034223-69-1C18H20FN3O2
- 2-(4-Fluorophenyl)-N-[(1r,4r)-4-(pyrimidin-2-yloxy)cyclohexyl]acetamide2034581-19-4C18H20FN3O2
- 2-Phenyl-N-[(1r,4r)-4-[(5-fluoropyrimidin-2-yl)oxy]cyclohexyl]acetamide2034279-07-5C18H20FN3O2
- N-(4-Fluorobenzyl)-4-(pyridin-4-yloxy)piperidine-1-carboxamide2034430-01-6C18H20FN3O2
- N-(4-Fluorobenzyl)-3-((6-methylpyridin-2-yl)oxy)pyrrolidine-1-carboxamide1903655-48-0C18H20FN3O2
- N-(4-Fluorobenzyl)-3-((5-methylpyridin-2-yl)oxy)pyrrolidine-1-carboxamide1904030-67-6C18H20FN3O2
- N-(4-Fluorophenethyl)-2-methyl-3-oxo-2,3,5,6,7,8-hexahydrocinnoline-6-carboxamide1903424-24-7C18H20FN3O2
- Ethyl 1-(4-(4-fluorophenyl)pyrimidin-5-yl)piperidine-4-carboxylate1613482-53-3C18H20FN3O2
- N-(4-Fluorobenzyl)-3-(pyridin-4-yloxy)piperidine-1-carboxamide2034525-64-7C18H20FN3O2
- (E)-3-(2-Fluorophenyl)-1-(4-((5-methylisoxazol-4-yl)methyl)piperazin-1-yl)prop-2-en-1-one2035018-42-7C18H20FN3O2
- 2-(3-Cyclopropyl-6-oxopyridazin-1(6H)-yl)-N-(4-fluorophenethyl)propanamide2034468-91-0C18H20FN3O2
- 2-{[1-(3-Fluorobenzoyl)piperidin-3-yl]oxy}-4,6-dimethylpyrimidine2097915-69-8C18H20FN3O2
- 8-(3-Fluoro-4-methoxybenzoyl)-3-(1H-pyrazol-1-yl)-8-azabicyclo[3.2.1]octane2320886-37-9C18H20FN3O2
- 2-(4-Fluorophenoxy)-1-[3-(1H-pyrazol-1-yl)-8-azabicyclo[3.2.1]octan-8-yl]ethan-1-one2309191-80-6C18H20FN3O2
- 2-(4-Fluorophenoxy)-1-[3-(1H-imidazol-1-yl)-8-azabicyclo[3.2.1]octan-8-yl]ethan-1-one2320664-28-4C18H20FN3O2
- 2-{[1-(2-Fluorobenzoyl)piperidin-4-yl]methyl}-6-methyl-2,3-dihydropyridazin-3-one2320380-88-7C18H20FN3O2
- N-Cyclopropyl-4-(8-fluoro-1,3,4,5-tetrahydro-2H-pyrido[4,3-b]indol-2-yl)-4-oxobutanamide1081133-68-7C18H20FN3O2
- {4-[2-(4-Fluorophenyl)-2-hydroxyethyl]piperazin-1-yl}(pyridin-2-yl)methanone1269606-64-5C18H20FN3O2
- 1-(4-Fluorophenyl)-3-[4-(3-methoxypyrrolidin-1-yl)phenyl]urea1797842-82-0C18H20FN3O2
- Methyl 3-amino-4-(4-(4-fluorophenyl)piperazin-1-yl)benzoate1706457-54-6C18H20FN3O2
- Methyl 5-amino-2-(4-(4-fluorophenyl)piperazin-1-yl)benzoate1706451-38-8C18H20FN3O2
- 1-{3-[(2,6-Dimethylpyrimidin-4-yl)oxy]pyrrolidin-1-yl}-2-(4-fluorophenyl)ethan-1-one2097887-94-8C18H20FN3O2
- 4-{[1-(3-Fluoro-4-methylbenzoyl)pyrrolidin-3-yl]oxy}-2,6-dimethylpyrimidine2097890-75-8C18H20FN3O2
- 3-(4-Fluorophenyl)-N-[(1-hydroxycyclohex-2-en-1-yl)methyl]-1-methyl-1H-pyrazole-5-carboxamide2097862-32-1C18H20FN3O2
- 1-Cyclopropyl-6-fluoro-1,4-dihydro-7-(4-methyl-1-piperazinyl)-4-oxo-3-quinolinecarboxaldehyde1417281-60-7C18H20FN3O2
- (E)-4-(Dimethylamino)-N-[[2-(3-fluorophenoxy)pyridin-3-yl]methyl]but-2-enamide2411335-88-9C18H20FN3O2
- 1-Boc-4-cyano-4-(4-fluoro-2-cyanophenyl)-piperidine256951-83-4C18H20FN3O2
- Benzyl 4-(4-amino-2-fluorophenyl)piperazine-1-carboxylate239438-37-0C18H20FN3O2
- 3-Fluoro-4-(4-{[(2-methylpyridin-4-yl)oxy]methyl}piperidine-1-carbonyl)pyridine2379950-86-2C18H20FN3O2
- 3-Fluoro-5-(4-{[(2-methylpyridin-4-yl)oxy]methyl}piperidine-1-carbonyl)pyridine2379985-91-6C18H20FN3O2
- 2-{[1-(4-Fluorobenzoyl)piperidin-3-yl]methoxy}-5-methylpyrimidine2380034-79-5C18H20FN3O2
- 3-Fluoro-4-(4-{[(3-methylpyridin-2-yl)oxy]methyl}piperidine-1-carbonyl)pyridine2380043-34-3C18H20FN3O2
- 3-Fluoro-4-(3-{[(6-methylpyridin-2-yl)oxy]methyl}piperidine-1-carbonyl)pyridine2379994-04-2C18H20FN3O2
- 3-Fluoro-5-(3-{[(6-methylpyridin-2-yl)oxy]methyl}piperidine-1-carbonyl)pyridine2379977-12-3C18H20FN3O2
- 2-{[1-(2-Fluorobenzoyl)piperidin-3-yl]methoxy}-5-methylpyrimidine2379996-11-7C18H20FN3O2
- 5-Ethyl-2-{[1-(3-fluorobenzoyl)piperidin-4-yl]oxy}pyrimidine2380173-53-3C18H20FN3O2
- 2-{[1-(3-Fluoro-4-methylbenzoyl)piperidin-4-yl]oxy}-5-methylpyrimidine2380094-73-3C18H20FN3O2
- 1-{4-[(5-Fluoropyrimidin-2-yl)oxy]piperidin-1-yl}-3-phenylpropan-1-one2380170-60-3C18H20FN3O2
- 1-{4-[(5-Fluoropyrimidin-2-yl)oxy]piperidin-1-yl}-2-(4-methylphenyl)ethan-1-one2380079-96-7C18H20FN3O2
- 2-[3-(6-Fluoropyridin-2-yl)oxypyrrolidin-1-yl]-N-(4-methylphenyl)acetamide3030760-82-5C18H20FN3O2
- 2-(4-Fluorophenyl)-1-(3-{[(6-methylpyridazin-3-yl)oxy]methyl}pyrrolidin-1-yl)ethan-1-one2548985-26-6C18H20FN3O2
- 1-[3-({[6-(3-Fluorophenyl)pyridazin-3-yl]oxy}methyl)pyrrolidin-1-yl]propan-1-one2549012-18-0C18H20FN3O2
- 2-[1-(2,5-Dimethylfuran-3-carbonyl)-octahydropyrrolo[2,3-c]pyrrol-5-yl]-5-fluoropyridine2742068-72-8C18H20FN3O2
- 2-[5-(2,5-Dimethylfuran-3-carbonyl)-octahydropyrrolo[3,4-c]pyrrol-2-yl]-5-fluoropyridine2770608-05-2C18H20FN3O2
- 5-({[4-(Diethylamino)-2-hydroxyphenyl]methylidene}amino)-2-fluorobenzamide2751633-72-2C18H20FN3O2
- [(6-Fluoro-1,2-benzoxazol-3-yl)methyl][(4-methoxy-3,5-dimethylpyridin-2-yl)methyl]methylamine3054564-47-2C18H20FN3O2
- 1-(6-Fluoropyridin-2-yl)-4-(2-methoxybenzoyl)-2-methylpiperazine3054445-29-0C18H20FN3O2
- 1-(6-Fluoropyridin-2-yl)-4-(4-methoxybenzoyl)-2-methylpiperazine3054602-76-2C18H20FN3O2
- 1-(6-Fluoropyridin-2-yl)-4-(3-methoxybenzoyl)-2-methylpiperazine3054562-12-5C18H20FN3O2
- 4-{3-[(6-Fluoropyridin-2-yl)oxy]pyrrolidine-1-carbonyl}-N,N-dimethylaniline3030785-03-3C18H20FN3O2
- 1-[4-(6-Fluoropyridin-2-yl)-3-methylpiperazin-1-yl]-2-phenoxyethan-1-one3054540-67-6C18H20FN3O2
- N-Benzyl-2-{3-[(6-fluoropyridin-2-yl)oxy]pyrrolidin-1-yl}acetamide3030819-14-5C18H20FN3O2
- 3-[(6-Fluoropyridin-2-yl)oxy]-N-(2-phenylethyl)pyrrolidine-1-carboxamide3030785-07-7C18H20FN3O2
- 6-Fluoro-3-(4-methylpiperazine-1-carbonyl)-2-(prop-2-en-1-yl)-1,2-dihydroisoquinolin-1-one3054636-38-0C18H20FN3O2
- 1-[4-(6-Fluoropyridin-2-yl)-3-methylpiperazin-1-yl]-2-(4-hydroxyphenyl)ethan-1-one3054539-92-0C18H20FN3O2
- tert-Butyl 2-(4-fluorophenyl)-7,8-dihydropyrido[3,2-d]pyrimidine-5(6H)-carboxylate1421312-24-4C18H20FN3O2
Frequently asked questions
What is the molar mass of C18H20FN3O2?
The molar mass of C18H20FN3O2 is 329.37 g/mol, calculated from standard atomic weights for 18 carbon atoms, 20 hydrogen atoms, 1 fluorine atom, 3 nitrogen atoms and 2 oxygen atoms. The monoisotopic mass is 329.1540 Da.
How many compounds have the formula C18H20FN3O2?
CompoundList lists 83 compounds with the molecular formula C18H20FN3O2, including 4-(2-Fluorophenyl)-N-(2-methoxyphenyl)piperazine-1-carboxamide, N-(4-Fluorophenyl)-4-(2-methoxyphenyl)piperazine-1-carboxamide, 1-[(2-Fluorophenyl)methyl]-4-[(4-nitrophenyl)methyl]piperazine. 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 C18H20FN3O2?
C18H20FN3O2 has a degree of unsaturation of 10. 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.