Molecular formula
C16H21FN2O
61 compounds have this formula on CompoundList.
- Molar mass
- 276.36g/mol
- Monoisotopic mass
- 276.1638Da
- Atoms
- 41
- Elements
- 5
- Rings plus double bonds
- 7
The formula C16H21FN2O describes a molecule made of 16 carbon atoms, 21 hydrogen atoms, 1 fluorine atom, 2 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 × 1669.54%12.011 × 16 = 192.176 g/mol
- H Hydrogen × 217.66%1.008 × 21 = 21.168 g/mol
- F Fluorine × 16.87%18.998 × 1 = 18.998 g/mol
- N Nitrogen × 210.14%14.007 × 2 = 28.014 g/mol
- O Oxygen × 15.79%15.999 × 1 = 15.999 g/mol
Look up another formula
Compounds with the formula C16H21FN2O
Isomers we list, best known first. Open one to see its structure, properties, safety data and suppliers.
Showing 1 to 61 of 61 compounds
1-(3-Fluoropropyl)-4-(4-cyanophenoxymethyl)piperidine
CAS 180847-28-3C16H21FN2O
![2-(4-Fluorophenyl)-5,7-dimethyl-1,3-diazatricyclo[3.3.1.1~3,7~]decan-6-ol chemical structure, C16H21FN2O, CAS 432017-13-5](/s/AVPBJBGXKZEWCL-UHFFFAOYSA-N.svg)
2-(4-Fluorophenyl)-5,7-dimethyl-1,3-diazatricyclo[3.3.1.1~3,7~]decan-6-ol
CAS 432017-13-5C16H21FN2O
![N1-(8-Methyl-8-azabicyclo[3.2.1]oct-3-yl)-2-(2-fluorophenyl)acetamide chemical structure, C16H21FN2O, CAS 247565-70-4](/s/WSKHBFGUDAWDLB-UHFFFAOYSA-N.svg)
N1-(8-Methyl-8-azabicyclo[3.2.1]oct-3-yl)-2-(2-fluorophenyl)acetamide
CAS 247565-70-4C16H21FN2O
4-((1-(3-(Fluoro-18F)propyl)-4-piperidinyl)methoxy)benzonitrile
CAS 181289-04-3C16H21FN2O
![2-(2-Fluorophenyl)-5,7-dimethyl-1,3-diazatricyclo[3.3.1.1~3,7~]decan-6-ol chemical structure, C16H21FN2O, CAS 448911-32-8](/s/SWBWVTQQYVIPJT-UHFFFAOYSA-N.svg)
2-(2-Fluorophenyl)-5,7-dimethyl-1,3-diazatricyclo[3.3.1.1~3,7~]decan-6-ol
CAS 448911-32-8C16H21FN2O
1-Cyclopentyl-4-(4-fluorobenzoyl)piperazine
CAS 462094-61-7C16H21FN2O
![2-(6-Fluoro-2,3-dihydrospiro[indene-1,4'-piperidin]-3-yl)-N-methylacetamide chemical structure, C16H21FN2O, CAS 1422133-34-3](/s/VGGQDDIHNLZUCN-UHFFFAOYSA-N.svg)
2-(6-Fluoro-2,3-dihydrospiro[indene-1,4'-piperidin]-3-yl)-N-methylacetamide
CAS 1422133-34-3C16H21FN2O
![(3,9-Diaza-spiro[5.5]undec-3-yl)-(2-fluoro-phenyl)-methanone chemical structure, C16H21FN2O, CAS 1206970-65-1](/s/YMFHJDVXNCYXHG-UHFFFAOYSA-N.svg)
(3,9-Diaza-spiro[5.5]undec-3-yl)-(2-fluoro-phenyl)-methanone
CAS 1206970-65-1C16H21FN2O
![(4-Fluorophenyl)-[(2S)-2-(pyrrolidin-1-ylmethyl)pyrrolidin-1-yl]methanone chemical structure, C16H21FN2O, CAS 911697-03-5](/s/NVRFLKXZKIOVKX-HNNXBMFYSA-N.svg)
(4-Fluorophenyl)-[(2S)-2-(pyrrolidin-1-ylmethyl)pyrrolidin-1-yl]methanone
CAS 911697-03-5C16H21FN2O
![8-Fluoro-1-[2-(piperidin-1-yl)ethyl]-1,2,3,4-tetrahydroquinolin-2-one chemical structure, C16H21FN2O, CAS 1373391-80-0](/s/YGUXXUVDAOVVHD-UHFFFAOYSA-N.svg)
8-Fluoro-1-[2-(piperidin-1-yl)ethyl]-1,2,3,4-tetrahydroquinolin-2-one
CAS 1373391-80-0C16H21FN2O
![4-[5-(2-Fluorophenoxy)pentyl]-3,5-dimethyl-1H-pyrazole chemical structure, C16H21FN2O, CAS 415937-38-1](/s/YZZKYRVOMDNYLU-UHFFFAOYSA-N.svg)
4-[5-(2-Fluorophenoxy)pentyl]-3,5-dimethyl-1H-pyrazole
CAS 415937-38-1C16H21FN2O
![2-Fluoro-N-[(4-propylcyclohexylidene)amino]benzamide chemical structure, C16H21FN2O, CAS 6379-01-7](/s/CWGJLMVTWATBGW-UHFFFAOYSA-N.svg)
2-Fluoro-N-[(4-propylcyclohexylidene)amino]benzamide
CAS 6379-01-7C16H21FN2O
![2-Fluoro-N-{1,7,7-trimethylbicyclo[2.2.1]heptan-2-yl}pyridine-4-carboxamide chemical structure, C16H21FN2O, CAS 1291647-45-4](/s/DWTPTHUKYWHLGN-UHFFFAOYSA-N.svg)
2-Fluoro-N-{1,7,7-trimethylbicyclo[2.2.1]heptan-2-yl}pyridine-4-carboxamide
CAS 1291647-45-4C16H21FN2O
![1-[4-[(4-Fluorophenyl)methyl]-2,2-dimethylpiperazin-1-yl]prop-2-en-1-one chemical structure, C16H21FN2O, CAS 2188733-91-5](/s/DNLAWGUAZFCHFG-UHFFFAOYSA-N.svg)
1-[4-[(4-Fluorophenyl)methyl]-2,2-dimethylpiperazin-1-yl]prop-2-en-1-one
CAS 2188733-91-5C16H21FN2O
1-(2-Fluorobenzyl)-N-(prop-2-en-1-yl)piperidine-4-carboxamide
CAS 1043688-83-0C16H21FN2O
N-Cyclopropyl-2-fluoro-N-(4-methylcyclohexyl)pyridine-4-carboxamide
CAS 1797862-43-1C16H21FN2O
![(E)-N-[(5-Cyclopropyl-2-fluorophenyl)methyl]-4-(dimethylamino)but-2-enamide chemical structure, C16H21FN2O, CAS 2411338-07-1](/s/DWGLKTKUBUOLOK-ONEGZZNKSA-N.svg)
(E)-N-[(5-Cyclopropyl-2-fluorophenyl)methyl]-4-(dimethylamino)but-2-enamide
CAS 2411338-07-1C16H21FN2O
(2E)-4-(Dimethylamino)-N-(6-fluoro-2-methyl-2,3-dihydro-1H-inden-1-yl)but-2-enamide
CAS 2411324-40-6C16H21FN2O
![N-Cyclopropyl-1-[(2-fluorophenyl)methyl]piperidine-3-carboxamide chemical structure, C16H21FN2O, CAS 1170567-63-1](/s/QDYYZIDNEUWLON-UHFFFAOYSA-N.svg)
N-Cyclopropyl-1-[(2-fluorophenyl)methyl]piperidine-3-carboxamide
CAS 1170567-63-1C16H21FN2O
![N-Cyclopropyl-1-[(3-fluorophenyl)methyl]piperidine-3-carboxamide chemical structure, C16H21FN2O, CAS 2199820-96-5](/s/ZQJREHGQHVXJAB-UHFFFAOYSA-N.svg)
N-Cyclopropyl-1-[(3-fluorophenyl)methyl]piperidine-3-carboxamide
CAS 2199820-96-5C16H21FN2O
![1-Cyclopropanecarbonyl-4-[(4-fluorophenyl)methyl]-1,4-diazepane chemical structure, C16H21FN2O, CAS 2181927-90-0](/s/TVXYRUFIFJBFPI-UHFFFAOYSA-N.svg)
1-Cyclopropanecarbonyl-4-[(4-fluorophenyl)methyl]-1,4-diazepane
CAS 2181927-90-0C16H21FN2O
![3-(6-Fluorohex-1-yn-1-yl)-5-{[(2S)-pyrrolidin-2-yl]methoxy}pyridine chemical structure, C16H21FN2O, CAS 820231-85-4](/s/JLNZIHVXZLIMGU-HNNXBMFYSA-N.svg)
3-(6-Fluorohex-1-yn-1-yl)-5-{[(2S)-pyrrolidin-2-yl]methoxy}pyridine
CAS 820231-85-4C16H21FN2O
N-(1-Cyclopropylpiperidin-4-yl)-2-fluoro-3-methylbenzamide
CAS 1505275-58-0C16H21FN2O
![cis-2-Benzyl-6a-fluoro-5-isopropylhexahydropyrrolo[3,4-c]pyrrol-1(2H)-one chemical structure, C16H21FN2O, CAS 1426959-27-4](/s/LIVSAJSCTIREET-GDBMZVCRSA-N.svg)
cis-2-Benzyl-6a-fluoro-5-isopropylhexahydropyrrolo[3,4-c]pyrrol-1(2H)-one
CAS 1426959-27-4C16H21FN2O
- 4-{3-Fluoro-8-azabicyclo[3.2.1]octane-8-carbonyl}-N,N-dimethylaniline2310220-92-7C16H21FN2O
- 1-Cyclopropanecarbonyl-4-[(3-fluorophenyl)methyl]-1,4-diazepane2782508-59-0C16H21FN2O
- 1-Cyclopropanecarbonyl-4-[(2-fluorophenyl)methyl]-1,4-diazepane2790138-68-8C16H21FN2O
- 1-[(3-Fluorophenyl)methyl]-3-(pyrrolidine-1-carbonyl)pyrrolidine2771473-21-1C16H21FN2O
- N-{1-[(2-Fluorophenyl)methyl]piperidin-4-yl}cyclopropanecarboxamide2770590-11-7C16H21FN2O
- N-{1-[(3-Fluorophenyl)methyl]piperidin-4-yl}cyclopropanecarboxamide2770598-54-2C16H21FN2O
- 2-[(4-Fluorophenyl)methyl]-2,9-diazaspiro[5.5]undecan-1-one1187228-28-9C16H21FN2O
- N-Cyclopropyl-1-[(3-fluorophenyl)methyl]piperidine-4-carboxamide2201849-09-2C16H21FN2O
- (3-Fluorophenyl)(2,8-diazaspiro[5.5]undecan-2-yl)methanone1181289-00-8C16H21FN2O
- (2-Fluorophenyl)(2,8-diazaspiro[5.5]undecan-2-yl)methanone1181244-75-6C16H21FN2O
- 2-(3-Azabicyclo[3.3.1]nonan-9-yl)-N-(3-fluorophenyl)acetamide1422141-53-4C16H21FN2O
- N-{1-[(4-Fluorophenyl)methyl]piperidin-3-yl}cyclopropanecarboxamide2742016-72-2C16H21FN2O
- N-{1-[(2-Fluorophenyl)methyl]piperidin-3-yl}cyclopropanecarboxamide2741893-34-3C16H21FN2O
- 1-Cyclobutyl-4-(3-fluoro-4-methylbenzoyl)piperazine2327307-01-5C16H21FN2O
- N-{1-[(3-Fluorophenyl)methyl]piperidin-3-yl}cyclopropanecarboxamide2742051-44-9C16H21FN2O
- N-{1-[(4-Fluorophenyl)methyl]piperidin-4-yl}cyclopropanecarboxamide2770605-48-4C16H21FN2O
- N-[4-(4-Fluorophenyl)piperidin-3-yl]-3-methylbut-2-enamide2137640-33-4C16H21FN2O
- 1-Cyclobutanecarbonyl-4-(4-fluorophenyl)piperidin-3-amine2137769-15-2C16H21FN2O
- 1-[3-Amino-4-(3-fluorophenyl)piperidin-1-yl]-3-methylbut-2-en-1-one2137844-34-7C16H21FN2O
- N-[4-(3-Fluorophenyl)piperidin-3-yl]-2-methylbut-2-enamide2138821-81-3C16H21FN2O
- N-[4-(3-Fluorophenyl)piperidin-3-yl]-3-methylbut-2-enamide2137780-87-9C16H21FN2O
- N-[4-(3-Fluorophenyl)piperidin-3-yl]cyclobutanecarboxamide2137993-80-5C16H21FN2O
- 1-Cyclobutanecarbonyl-4-(3-fluorophenyl)piperidin-3-amine2137589-55-8C16H21FN2O
- 2-Cyclopropyl-N-[4-(3-fluorophenyl)piperidin-3-yl]acetamide2137780-97-1C16H21FN2O
- 1-[3-Amino-4-(4-fluorophenyl)piperidin-1-yl]-3-methylbut-2-en-1-one2138334-77-5C16H21FN2O
- N-[4-(4-Fluorophenyl)piperidin-3-yl]-2-methylbut-2-enamide2138811-65-9C16H21FN2O
- 1-[3-Amino-4-(4-fluorophenyl)piperidin-1-yl]-2-methylbut-2-en-1-one2138811-73-9C16H21FN2O
- 4-(4-Fluorophenyl)-1-(1-methylcyclopropanecarbonyl)piperidin-3-amine2137831-06-0C16H21FN2O
- 1-[3-Amino-4-(3-fluorophenyl)piperidin-1-yl]-2-cyclopropylethan-1-one2137844-40-5C16H21FN2O
- 1-[3-Amino-4-(4-fluorophenyl)piperidin-1-yl]-2-cyclopropylethan-1-one2137830-95-4C16H21FN2O
- 2-Cyclopropyl-N-[4-(4-fluorophenyl)piperidin-3-yl]acetamide2137640-36-7C16H21FN2O
- N-[4-(4-Fluorophenyl)piperidin-3-yl]cyclobutanecarboxamide2138267-61-3C16H21FN2O
- N-[4-(4-Fluorophenyl)piperidin-3-yl]-1-methylcyclopropane-1-carboxamide2137831-01-5C16H21FN2O
- 4-(3-Fluorophenyl)-1-(1-methylcyclopropanecarbonyl)piperidin-3-amine2137781-07-6C16H21FN2O
- 1-[3-Amino-4-(3-fluorophenyl)piperidin-1-yl]-2-methylbut-2-en-1-one2138823-33-1C16H21FN2O
- N-[4-(3-Fluorophenyl)piperidin-3-yl]-1-methylcyclopropane-1-carboxamide2137835-53-9C16H21FN2O
- (2-Fluoro-3-(1-hexyl-1H-pyrazol-4-yl)phenyl)methanol3078427-88-7C16H21FN2O
Frequently asked questions
What is the molar mass of C16H21FN2O?
The molar mass of C16H21FN2O is 276.36 g/mol, calculated from standard atomic weights for 16 carbon atoms, 21 hydrogen atoms, 1 fluorine atom, 2 nitrogen atoms and 1 oxygen atom. The monoisotopic mass is 276.1638 Da.
How many compounds have the formula C16H21FN2O?
CompoundList lists 61 compounds with the molecular formula C16H21FN2O, including 1-(3-Fluoropropyl)-4-(4-cyanophenoxymethyl)piperidine, 2-(4-Fluorophenyl)-5,7-dimethyl-1,3-diazatricyclo[3.3.1.1~3,7~]decan-6-ol, N1-(8-Methyl-8-azabicyclo[3.2.1]oct-3-yl)-2-(2-fluorophenyl)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 C16H21FN2O?
C16H21FN2O has a degree of unsaturation of 7. 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.