C21H28N4O2
148 compounds have this formula on CompoundList.
- Molar mass
- 368.48g/mol
- Monoisotopic mass
- 368.2212Da
- Atoms
- 55
- Elements
- 4
- Rings plus double bonds
- 10
The formula C21H28N4O2 describes a molecule made of 21 carbon atoms, 28 hydrogen atoms, 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 × 2168.45%12.011 × 21 = 252.231 g/mol
- H Hydrogen × 287.66%1.008 × 28 = 28.224 g/mol
- N Nitrogen × 415.21%14.007 × 4 = 56.028 g/mol
- O Oxygen × 28.68%15.999 × 2 = 31.998 g/mol
Compounds with the formula C21H28N4O2
Isomers we list, best known first. Open one to see its structure, properties, safety data and suppliers.
Showing 101 to 148 of 148 compounds
![2-({1-[(Oxan-3-yl)methyl]piperidin-4-yl}methyl)-6-(pyridin-4-yl)-2,3-dihydropyridazin-3-one chemical structure, C21H28N4O2, CAS 2199674-44-5](/s/VSOMAERDMJRCIJ-UHFFFAOYSA-N.svg)
![2-({1-[(1-Hydroxycyclopentyl)methyl]piperidin-4-yl}methyl)-6-(pyridin-4-yl)-2,3-dihydropyridazin-3-one chemical structure, C21H28N4O2, CAS 2097912-24-6](/s/RLDXMVSLGCROSZ-UHFFFAOYSA-N.svg)
![N-(2-(Cyclohex-1-en-1-yl)ethyl)-4-(2-oxo-2,3-dihydro-1H-benzo[d]imidazol-1-yl)piperidine-1-carboxamide chemical structure, C21H28N4O2, CAS 1953885-14-7](/s/PUVVRNIQPHCBJL-UHFFFAOYSA-N.svg)
![2-(4-{[4-(4-Methylpiperazin-1-yl)but-2-yn-1-yl]oxy}piperidin-1-yl)-1,3-benzoxazole chemical structure, C21H28N4O2, CAS 2415628-30-5](/s/RNGNKOOEZQZBMF-UHFFFAOYSA-N.svg)
![1-Ethyl-2-[5-(oxane-4-carbonyl)-octahydropyrrolo[3,4-c]pyrrol-2-yl]-1H-1,3-benzodiazole chemical structure, C21H28N4O2, CAS 2549028-89-7](/s/RXOIFGSRGGNSLM-UHFFFAOYSA-N.svg)
![1-[N'-Hexyl-N-(4-methoxyphenyl)carbamimidoyl]-3-phenylurea chemical structure, C21H28N4O2, CAS 656836-04-3](/s/PJAAIAMCBDLCDG-UHFFFAOYSA-N.svg)
![N-[5-(4-Butyl-1-piperazinyl)-2-nitrophenyl]benzenemethanamine chemical structure, C21H28N4O2, CAS 897026-45-8](/s/WHNPCQMONQGNSL-UHFFFAOYSA-N.svg)
![2-(3-(5-Isopropyl-2-methoxyphenyl)imidazo[1,2-b]pyridazin-6-ylamino)-3-methylbutan-1-ol chemical structure, C21H28N4O2, CAS 1012343-90-6](/s/VLONLXDVIRSEGY-UHFFFAOYSA-N.svg)
![Benzamide, 4-[2-[4-(dimethylamino)phenyl]diazenyl]-N-(6-hydroxyhexyl)- chemical structure, C21H28N4O2, CAS 288631-59-4](/s/XSOBVZICOLIXAI-UHFFFAOYSA-N.svg)
![N-Bicyclo[2.2.1]hept-2-yl-4-(2,3-dihydro-2-oxo-1H-benzo[d]imidazol-1-yl)-1-piperidineacetamide chemical structure, C21H28N4O2, CAS 212055-40-8](/s/FXNMLHKMCGMRNU-UHFFFAOYSA-N.svg)
![3-(Ethoxymethyl)-1-(4-(6-methyl-2-oxo-2,3-dihydro-1H-benzo[d]imidazol-1-yl)piperidin-1-yl)cyclobutanecarbonitrile chemical structure, C21H28N4O2, CAS 1068160-43-9](/s/CHHRZAGJIUOUNJ-UHFFFAOYSA-N.svg)
![2-[(7-Isopropyl-6-oxo-2,7-diazaspiro[4.5]dec-2-yl)methyl]-8-methyl-4H-pyrido[1,2-a]pyrimidin-4-one chemical structure, C21H28N4O2, CAS 1434529-54-0](/s/DPINIGLGQKOPJI-UHFFFAOYSA-N.svg)
![N-[3-[(2-Oxopyridin-1-yl)methyl]phenyl]-4-propyl-1,4-diazepane-1-carboxamide chemical structure, C21H28N4O2, CAS 1797777-65-1](/s/FMPRRCSRLGDZLK-UHFFFAOYSA-N.svg)
![1-(1-(2-(8-Azabicyclo[3.2.1]octan-3-yl)acetyl)piperidin-4-yl)-1H-benzo[d]imidazol-2(3H)-one chemical structure, C21H28N4O2, CAS 1838375-94-2](/s/XCAZYQLHTFLRSL-UHFFFAOYSA-N.svg)
![Benzyl 1-[1-(propan-2-yl)-1H-pyrazol-4-yl]-2,7-diazaspiro[3.5]nonane-7-carboxylate chemical structure, C21H28N4O2, CAS 2060029-06-1](/s/WWCSZXXQYYPFTR-UHFFFAOYSA-N.svg)
![4-{[(6-tert-Butylpyridazin-3-yl)oxy]methyl}-N-phenylpiperidine-1-carboxamide chemical structure, C21H28N4O2, CAS 2380033-26-9](/s/QSPSXFWIDMIBBM-UHFFFAOYSA-N.svg)
![3-(4-{[(5,6-Dimethylpyrimidin-4-yl)oxy]methyl}piperidine-1-carbonyl)-N,N-dimethylaniline chemical structure, C21H28N4O2, CAS 2379976-93-7](/s/OYRNCXJSIAGOBK-UHFFFAOYSA-N.svg)
![N-tert-Butyl-4-{[(6-phenylpyrimidin-4-yl)oxy]methyl}piperidine-1-carboxamide chemical structure, C21H28N4O2, CAS 2379977-88-3](/s/ZVEHAFKTPTXVEP-UHFFFAOYSA-N.svg)
![2-({5-Benzyl-octahydropyrrolo[3,4-c]pyrrol-2-yl}methyl)-5-(oxan-4-yl)-1,3,4-oxadiazole chemical structure, C21H28N4O2, CAS 2380096-85-3](/s/TYLDDHUEFKFNED-UHFFFAOYSA-N.svg)
![1-(4-{3-[2-(Propan-2-yl)-1H-1,3-benzodiazol-1-yl]azetidine-1-carbonyl}piperidin-1-yl)ethan-1-one chemical structure, C21H28N4O2, CAS 2415534-46-0](/s/IGLHLTOGSRBSDN-UHFFFAOYSA-N.svg)
![(S)-7-Benzyl-4-methoxy-2-((1-methylpyrrolidin-2-yl)methoxy)-5,6,7,8-tetrahydropyrido[3,4-d]pyrimidine chemical structure, C21H28N4O2, CAS 2490717-13-8](/s/SKBONBDETHGLIF-KRWDZBQOSA-N.svg)
- 1-(5,7-Dimethyl-1,8-naphthyridin-2-yl)-N-(oxan-4-yl)piperidine-3-carboxamide2877751-01-2C21H28N4O2
- 2-[1-(3-Methylquinoxalin-2-yl)piperidin-4-yl]-N-(oxan-4-yl)acetamide2877761-61-8C21H28N4O2
- 2-Cyclopropyl-4-{4-[(2,5-dimethoxyphenyl)methyl]piperazin-1-yl}-6-methylpyrimidine2877635-29-3C21H28N4O2
- 4-{4-[(2,5-Dimethoxyphenyl)methyl]piperazin-1-yl}-5,6,7,8-tetrahydroquinazoline2877689-14-8C21H28N4O2
- Dicyclohexylmethyl 4-(2H-tetrazol-5-yl)benzoate651769-36-7C21H28N4O2
- N-Methyl-4-[(E)-(4-nitrophenyl)diazenyl]-N-octylaniline89133-40-4C21H28N4O2
- 4,4'-(Phenylmethylene)bis(5-butyl-2,4-dihydro-3H-pyrazol-3-one)60807-61-6C21H28N4O2
- 1-(1-(Octahydro-1H-indole-2-carbonyl)piperidin-4-yl)-1H-benzo[d]imidazol-2(3H)-one1573470-44-6C21H28N4O2
- 1-(1-((3aS,7aR)-Octahydro-1H-isoindole-3a-carbonyl)piperidin-4-yl)-1H-benzo[d]imidazol-2(3H)-one1938399-09-7C21H28N4O2
- tert-Butyl 3-(2-propyl-1H-imidazo[4,5-c]quinolin-1-yl)propylcarbamate1310698-59-9C21H28N4O2
- 1-(1-(1-(5-(tert-Butyl)oxazol-2-yl)ethyl)piperidin-4-yl)-1H-benzo[d]imidazol-2(3H)-one1957159-26-0C21H28N4O2
- N-((1-Cyclopropylcyclobutyl)methyl)-4-(2-oxo-2,3-dihydro-1H-benzo[d]imidazol-1-yl)piperidine-1-carboxamide1953449-80-3C21H28N4O2
- 4-(2-Oxo-2,3-dihydro-1H-benzo[d]imidazol-1-yl)-N-(spiro[2.5]octan-6-yl)piperidine-1-carboxamide1948498-47-2C21H28N4O2
- 2-(Diethylamino)-2-oxoacetic acid 2-[[1-(2,6-dimethylphenyl)-2,5-dimethyl-1H-pyrrol-3-yl]methylene]hydrazide914635-87-3C21H28N4O2
- 1-Cyclopentanecarbonyl-4-[({2-cyclopropylimidazo[1,2-b]pyridazin-6-yl}oxy)methyl]piperidine2549043-54-9C21H28N4O2
- 4-[({2-Cyclopropylimidazo[1,2-b]pyridazin-6-yl}oxy)methyl]-1-(2,2-dimethylcyclopropanecarbonyl)piperidine2548985-30-2C21H28N4O2
- 2-{4-[(3,6-Dimethylpyrazin-2-yl)oxy]piperidin-1-yl}-N-[(4-methylphenyl)methyl]acetamide2770630-11-8C21H28N4O2
- tert-Butyl 3-{[(1-cyanoindolizin-2-yl)methyl](methyl)amino}piperidine-1-carboxylate2680674-29-5C21H28N4O2
- 4-Amino-5-[[[(2,4-dimethoxyphenyl)methyl]methylamino]methyl]-1,2-dihydro-1-methyl-2-phenyl-3H-pyrazol1805819-07-1C21H28N4O2
- 1-(5,7-Dimethyl-1,8-naphthyridin-2-yl)-N-(oxan-4-yl)piperidine-4-carboxamide3030825-07-8C21H28N4O2
- N-{1-[2-(2,3-Dihydro-1-benzofuran-5-yl)ethyl]piperidin-3-yl}-4-methoxy-N-methylpyrimidin-2-amine3030816-52-2C21H28N4O2
- 2-(1-{[3-(Propan-2-yl)-1,2,4-oxadiazol-5-yl]methyl}piperidine-3-carbonyl)-1,2,3,4-tetrahydroisoquinoline3054533-78-4C21H28N4O2
- 2-{4-[(5-Cyclopropyl-1,2-oxazol-3-yl)methyl]piperazin-1-yl}-N-(2,4-dimethylphenyl)acetamide3054533-91-1C21H28N4O2
- 1-(1-(1-Cyclopentylazetidine-2-carbonyl)piperidin-4-yl)-1H-benzo[d]imidazol-2(3H)-one2432179-40-1C21H28N4O2
Frequently asked questions
What is the molar mass of C21H28N4O2?
The molar mass of C21H28N4O2 is 368.48 g/mol, calculated from standard atomic weights for 21 carbon atoms, 28 hydrogen atoms, 4 nitrogen atoms and 2 oxygen atoms. The monoisotopic mass is 368.2212 Da.
How many compounds have the formula C21H28N4O2?
CompoundList lists 148 compounds with the molecular formula C21H28N4O2, including 2-({1-[(Oxan-3-yl)methyl]piperidin-4-yl}methyl)-6-(pyridin-4-yl)-2,3-dihydropyridazin-3-one, 2-({1-[(1-Hydroxycyclopentyl)methyl]piperidin-4-yl}methyl)-6-(pyridin-4-yl)-2,3-dihydropyridazin-3-one, N-(2-(Cyclohex-1-en-1-yl)ethyl)-4-(2-oxo-2,3-dihydro-1H-benzo[d]imidazol-1-yl)piperidine-1-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 C21H28N4O2?
C21H28N4O2 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.