Molecular formula
C21H27N5O4
63 compounds have this formula on CompoundList.
- Molar mass
- 413.48g/mol
- Monoisotopic mass
- 413.2063Da
- Atoms
- 57
- Elements
- 4
- Rings plus double bonds
- 11
The formula C21H27N5O4 describes a molecule made of 21 carbon atoms, 27 hydrogen atoms, 5 nitrogen atoms and 4 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 × 2161.00%12.011 × 21 = 252.231 g/mol
- H Hydrogen × 276.58%1.008 × 27 = 27.216 g/mol
- N Nitrogen × 516.94%14.007 × 5 = 70.035 g/mol
- O Oxygen × 415.48%15.999 × 4 = 63.996 g/mol
Look up another formula
Compounds with the formula C21H27N5O4
Isomers we list, best known first. Open one to see its structure, properties, safety data and suppliers.
Showing 1 to 63 of 63 compounds
![7-[2-Hydroxy-3-(2-methylphenoxy)propyl]-3-methyl-8-(1-piperidinyl)-3,7-dihydro-1H-purine-2,6-dione chemical structure, C21H27N5O4, CAS 332897-94-6](/s/ODMBQAVWRIMLGH-UHFFFAOYSA-N.svg)
7-[2-Hydroxy-3-(2-methylphenoxy)propyl]-3-methyl-8-(1-piperidinyl)-3,7-dihydro-1H-purine-2,6-dione
CAS 332897-94-6C21H27N5O4
![2-(1-tert-Butyl-4-oxopyrazolo[3,4-d]pyrimidin-5-yl)-N-[2-(3,4-dimethoxyphenyl)ethyl]acetamide chemical structure, C21H27N5O4, CAS 863448-12-8](/s/ZZVLHRXIVKEQSN-UHFFFAOYSA-N.svg)
2-(1-tert-Butyl-4-oxopyrazolo[3,4-d]pyrimidin-5-yl)-N-[2-(3,4-dimethoxyphenyl)ethyl]acetamide
CAS 863448-12-8C21H27N5O4
![1-(3-Methoxypropyl)-N-(2-morpholinoethyl)-4-oxo-1,4-dihydropyrido[1,2-a]pyrrolo[2,3-d]pyrimidine-2-carboxamide chemical structure, C21H27N5O4, CAS 900884-08-4](/s/UFRXBQLYMBPDNB-UHFFFAOYSA-N.svg)
1-(3-Methoxypropyl)-N-(2-morpholinoethyl)-4-oxo-1,4-dihydropyrido[1,2-a]pyrrolo[2,3-d]pyrimidine-2-carboxamide
CAS 900884-08-4C21H27N5O4
(3,4-Dimethoxyphenyl)(4-(6-morpholinopyridazin-3-yl)piperazin-1-yl)methanone
CAS 898437-60-0C21H27N5O4
![Ethyl 4-{1-[6-(furan-2-yl)pyridazin-3-yl]piperidine-3-carbonyl}piperazine-1-carboxylate chemical structure, C21H27N5O4, CAS 1105229-80-8](/s/SAGPFPZNNAYJDJ-UHFFFAOYSA-N.svg)
Ethyl 4-{1-[6-(furan-2-yl)pyridazin-3-yl]piperidine-3-carbonyl}piperazine-1-carboxylate
CAS 1105229-80-8C21H27N5O4
![2H-Dipyrido[1,2-a:2',3'-d]pyrimidine-3-carboxamide, 1-(3-ethoxypropyl)-1,5-dihydro-2-imino-N-(3-methoxypropyl)-5-oxo- chemical structure, C21H27N5O4, CAS 510733-21-8](/s/KNEFEIBLZQNSNU-UHFFFAOYSA-N.svg)
2H-Dipyrido[1,2-a:2',3'-d]pyrimidine-3-carboxamide, 1-(3-ethoxypropyl)-1,5-dihydro-2-imino-N-(3-methoxypropyl)-5-oxo-
CAS 510733-21-8C21H27N5O4
![N-(2-((3-(3,4-Dimethoxyphenyl)-[1,2,4]triazolo[4,3-b]pyridazin-6-yl)oxy)ethyl)-3,3-dimethylbutanamide chemical structure, C21H27N5O4, CAS 1040663-68-0](/s/OPDNVOMDMASSHF-UHFFFAOYSA-N.svg)
N-(2-((3-(3,4-Dimethoxyphenyl)-[1,2,4]triazolo[4,3-b]pyridazin-6-yl)oxy)ethyl)-3,3-dimethylbutanamide
CAS 1040663-68-0C21H27N5O4
![N1-(benzo[d][1,3]dioxol-5-yl)-N2-(2-(1-methyl-1H-pyrrol-2-yl)-2-(4-methylpiperazin-1-yl)ethyl)oxalamide chemical structure, C21H27N5O4, CAS 1049403-38-4](/s/ICQBJFOBSIUKHK-UHFFFAOYSA-N.svg)
N1-(benzo[d][1,3]dioxol-5-yl)-N2-(2-(1-methyl-1H-pyrrol-2-yl)-2-(4-methylpiperazin-1-yl)ethyl)oxalamide
CAS 1049403-38-4C21H27N5O4
7-(2-Hydroxy-3-(o-tolyloxy)propyl)-1,3-dimethyl-8-(pyrrolidin-1-yl)-1H-purine-2,6(3H,7H)-dione
CAS 333752-12-8C21H27N5O4
8-(Azepan-1-yl)-7-(2-hydroxy-3-phenoxypropyl)-3-methyl-1H-purine-2,6(3H,7H)-dione
CAS 102838-06-2C21H27N5O4
8-(Cyclohexylamino)-7-(2-hydroxy-3-phenoxypropyl)-3-methylpurine-2,6-dione
CAS 102838-09-5C21H27N5O4
![9-(2,4-Dimethoxyphenyl)-1,7-dimethyl-3-propyl-7,8-dihydro-6H-purino[7,8-a]pyrimidine-2,4-dione chemical structure, C21H27N5O4, CAS 876901-12-1](/s/JWELZTGMDTVXOD-UHFFFAOYSA-N.svg)
9-(2,4-Dimethoxyphenyl)-1,7-dimethyl-3-propyl-7,8-dihydro-6H-purino[7,8-a]pyrimidine-2,4-dione
CAS 876901-12-1C21H27N5O4
![3-(2-Ethoxyethyl)-9-(3-methoxyphenyl)-1,7-dimethyl-7,8-dihydro-6H-purino[7,8-a]pyrimidine-2,4-dione chemical structure, C21H27N5O4, CAS 848064-19-7](/s/BAIMTLCWGLPMJN-UHFFFAOYSA-N.svg)
3-(2-Ethoxyethyl)-9-(3-methoxyphenyl)-1,7-dimethyl-7,8-dihydro-6H-purino[7,8-a]pyrimidine-2,4-dione
CAS 848064-19-7C21H27N5O4
![9-(2,4-Dimethoxyphenyl)-1-methyl-3-(2-methylpropyl)-7,8-dihydro-6H-purino[7,8-a]pyrimidine-2,4-dione chemical structure, C21H27N5O4, CAS 877616-92-7](/s/QABFDKYWAQKYGW-UHFFFAOYSA-N.svg)
9-(2,4-Dimethoxyphenyl)-1-methyl-3-(2-methylpropyl)-7,8-dihydro-6H-purino[7,8-a]pyrimidine-2,4-dione
CAS 877616-92-7C21H27N5O4
7-(3-(Allyloxy)-2-hydroxypropyl)-8-(benzyl(methyl)amino)-1,3-dimethyl-1H-purine-2,6(3H,7H)-dione
CAS 876892-06-7C21H27N5O4
![9-(2,5-Dimethoxyphenyl)-1,7-dimethyl-3-propyl-7,8-dihydro-6H-purino[7,8-a]pyrimidine-2,4-dione chemical structure, C21H27N5O4, CAS 887696-02-8](/s/RLAHDLMFTYRUEN-UHFFFAOYSA-N.svg)
9-(2,5-Dimethoxyphenyl)-1,7-dimethyl-3-propyl-7,8-dihydro-6H-purino[7,8-a]pyrimidine-2,4-dione
CAS 887696-02-8C21H27N5O4
![6-(2,4-Dimethoxyphenyl)-4-methyl-2-pentyl-7,8-dihydropurino[7,8-a]imidazole-1,3-dione chemical structure, C21H27N5O4, CAS 872628-15-4](/s/ZWROBKGAAXBHDH-UHFFFAOYSA-N.svg)
6-(2,4-Dimethoxyphenyl)-4-methyl-2-pentyl-7,8-dihydropurino[7,8-a]imidazole-1,3-dione
CAS 872628-15-4C21H27N5O4
![2-Imino-N,1-bis(3-methoxypropyl)-8-methyl-5-oxo-1,5-dihydro-2H-dipyrido[1,2-a:2',3'-d]pyrimidine-3-carboxamide chemical structure, C21H27N5O4, CAS 842964-11-8](/s/JALCKZOMVAWPGT-UHFFFAOYSA-N.svg)
2-Imino-N,1-bis(3-methoxypropyl)-8-methyl-5-oxo-1,5-dihydro-2H-dipyrido[1,2-a:2',3'-d]pyrimidine-3-carboxamide
CAS 842964-11-8C21H27N5O4
![3-(2-Ethoxyethyl)-9-(2-methoxyphenyl)-1,7-dimethyl-7,8-dihydro-6H-purino[7,8-a]pyrimidine-2,4-dione chemical structure, C21H27N5O4, CAS 876900-78-6](/s/KCJXAUWJXBDHMS-UHFFFAOYSA-N.svg)
3-(2-Ethoxyethyl)-9-(2-methoxyphenyl)-1,7-dimethyl-7,8-dihydro-6H-purino[7,8-a]pyrimidine-2,4-dione
CAS 876900-78-6C21H27N5O4
![3-(2-Ethoxyethyl)-9-(4-methoxyphenyl)-1,7-dimethyl-7,8-dihydro-6H-purino[7,8-a]pyrimidine-2,4-dione chemical structure, C21H27N5O4, CAS 845632-15-7](/s/JZONELJKZSYIAL-UHFFFAOYSA-N.svg)
3-(2-Ethoxyethyl)-9-(4-methoxyphenyl)-1,7-dimethyl-7,8-dihydro-6H-purino[7,8-a]pyrimidine-2,4-dione
CAS 845632-15-7C21H27N5O4
![9-(4-Ethoxyphenyl)-3-(2-methoxyethyl)-1,7-dimethyl-7,8-dihydro-6H-purino[7,8-a]pyrimidine-2,4-dione chemical structure, C21H27N5O4, CAS 847337-76-2](/s/RNIVZJJZJOOGHX-UHFFFAOYSA-N.svg)
9-(4-Ethoxyphenyl)-3-(2-methoxyethyl)-1,7-dimethyl-7,8-dihydro-6H-purino[7,8-a]pyrimidine-2,4-dione
CAS 847337-76-2C21H27N5O4
![8-(2,4-Dimethoxyphenyl)-3-isopentyl-1-methyl-7,8-dihydro-1H-imidazo[2,1-f]purine-2,4(3H,6H)-dione chemical structure, C21H27N5O4, CAS 872628-16-5](/s/DDCKTKMSQCNYNK-UHFFFAOYSA-N.svg)
8-(2,4-Dimethoxyphenyl)-3-isopentyl-1-methyl-7,8-dihydro-1H-imidazo[2,1-f]purine-2,4(3H,6H)-dione
CAS 872628-16-5C21H27N5O4
![3-Butyl-9-(2,4-dimethoxyphenyl)-1-methyl-7,8-dihydro-6H-purino[7,8-a]pyrimidine-2,4-dione chemical structure, C21H27N5O4, CAS 877616-90-5](/s/FSPHOMDQLRPFOE-UHFFFAOYSA-N.svg)
3-Butyl-9-(2,4-dimethoxyphenyl)-1-methyl-7,8-dihydro-6H-purino[7,8-a]pyrimidine-2,4-dione
CAS 877616-90-5C21H27N5O4
![3-(2-Ethoxyethyl)-9-(2-methoxy-5-methylphenyl)-1-methyl-7,8-dihydro-6H-purino[7,8-a]pyrimidine-2,4-dione chemical structure, C21H27N5O4, CAS 887695-81-0](/s/KAWYJHFXDVQQNS-UHFFFAOYSA-N.svg)
3-(2-Ethoxyethyl)-9-(2-methoxy-5-methylphenyl)-1-methyl-7,8-dihydro-6H-purino[7,8-a]pyrimidine-2,4-dione
CAS 887695-81-0C21H27N5O4
- 3-(2-Methoxyethyl)-9-(2-methoxy-5-methylphenyl)-1,7-dimethyl-7,8-dihydro-6H-purino[7,8-a]pyrimidine-2,4-dione887696-22-2C21H27N5O4
- 9-(4-Ethoxyphenyl)-3-(3-hydroxypropyl)-1,7-dimethyl-7,8-dihydro-6H-purino[7,8-a]pyrimidine-2,4-dione844451-36-1C21H27N5O4
- 10-(4-Ethoxyphenyl)-3-(2-methoxyethyl)-1-methyl-6,7,8,9-tetrahydropurino[7,8-a][1,3]diazepine-2,4-dione878735-11-6C21H27N5O4
- 7-(3-(3,4-Dimethylphenoxy)-2-hydroxypropyl)-3-methyl-8-(pyrrolidin-1-yl)-1H-purine-2,6(3H,7H)-dione879071-68-8C21H27N5O4
- 3-(2-Ethoxyethyl)-9-(4-ethoxyphenyl)-1-methyl-7,8-dihydro-6H-purino[7,8-a]pyrimidine-2,4-dione845667-53-0C21H27N5O4
- 3-(3-Hydroxypropyl)-9-(2-methoxy-5-methylphenyl)-1,7-dimethyl-7,8-dihydro-6H-purino[7,8-a]pyrimidine-2,4-dione887696-20-0C21H27N5O4
- 7-(2-Hydroxy-3-phenoxypropyl)-3-methyl-8-(4-methylpiperidin-1-yl)-1H-purine-2,6(3H,7H)-dione919017-44-0C21H27N5O4
- 7-(2-Hydroxy-3-phenoxypropyl)-3-methyl-8-(3-methylpiperidin-1-yl)-1H-purine-2,6(3H,7H)-dione919020-48-7C21H27N5O4
- (3,4-Dimethoxyphenyl)-N-(2-oxo-2-spiro[4,5,6,7-tetrahydroimidazo[4,5-c]pyridin e-4,4'-piperidine]-10-ylethyl)carboxamide895837-17-9C21H27N5O4
- 7-(3-(3-Ethylphenoxy)-2-hydroxypropyl)-3-methyl-8-(pyrrolidin-1-yl)-1H-purine-2,6(3H,7H)-dione919018-01-2C21H27N5O4
- N-[6-(4-{1,4-Dioxa-8-azaspiro[4.5]decane-8-carbonyl}-1H-imidazol-1-yl)pyridin-3-yl]-3-methylbutanamide1251697-82-1C21H27N5O4
- N-[(2H-1,3-Benzodioxol-5-yl)methyl]-2-[4-(4-cyclopropyl-1-methyl-5-oxo-4,5-dihydro-1H-1,2,4-triazol-3-yl)piperidin-1-yl]acetamide1797288-92-6C21H27N5O4
- 1-[2-(2,4-Dioxo-1H-quinazolin-3-yl)acetyl]-4-piperidin-1-ylpiperidine-4-carboxamide896382-20-0C21H27N5O4
- 3-Butyl-9-(2,5-dimethoxyphenyl)-1-methyl-7,8-dihydro-6H-purino[7,8-a]pyrimidine-2,4-dione922460-19-3C21H27N5O4
- 9-(2,5-Dimethoxyphenyl)-1-methyl-3-(2-methylpropyl)-7,8-dihydro-6H-purino[7,8-a]pyrimidine-2,4-dione923408-37-1C21H27N5O4
- 2-(2-(Azepan-1-yl)-2-oxoethyl)-8-(4-ethoxyphenyl)-7,8-dihydroimidazo[2,1-c][1,2,4]triazine-3,4(2H,6H)-dione941936-04-5C21H27N5O4
- 8-(4-Ethoxyphenyl)-2-(2-(4-methylpiperidin-1-yl)-2-oxoethyl)-7,8-dihydroimidazo[2,1-c][1,2,4]triazine-3,4(2H,6H)-dione941996-14-1C21H27N5O4
- N-Cyclohexyl-2-(8-(4-ethoxyphenyl)-3,4-dioxo-3,4,7,8-tetrahydroimidazo[2,1-c][1,2,4]triazin-2(6H)-yl)acetamide941936-29-4C21H27N5O4
- N1-(isoxazol-3-yl)-N2-(2-(1-methyl-1,2,3,4-tetrahydroquinolin-6-yl)-2-morpholinoethyl)oxalamide921924-60-9C21H27N5O4
- N-(2,3-Dihydrobenzo[b][1,4]dioxin-6-yl)-4-(6-isopropoxy-2-methylpyrimidin-4-yl)piperazine-1-carboxamide946372-75-4C21H27N5O4
- Ethyl 4-[N-(1,3,4,9-tetrahydro-2H-beta-carbolin-2-ylcarbonyl)glycyl]piperazine-1-carboxylate1010935-07-5C21H27N5O4
- N1-(2-(1-methylindolin-5-yl)-2-morpholinoethyl)-N2-(5-methylisoxazol-3-yl)oxalamide922067-47-8C21H27N5O4
- 2-{2-[4-(2-Methoxyphenyl)piperazin-1-yl]-2-oxoethyl}-6-(morpholin-4-yl)pyridazin-3(2H)-one1282129-94-5C21H27N5O4
- tert-Butyl 2,4-dimethoxybenzyl6-amino-1-methyl-1H-imidazo[4,5-c]pyridin-4-ylcarbamate1271024-51-1C21H27N5O4
- tert-Butyl 4-[(6-phenyl-6,7-dihydro-4H-[1,2,3]triazolo[5,1-c][1,4]oxazin-3-yl)carbonyl]piperazine-1-carboxylate1987222-86-5C21H27N5O4
- 7-Hydroxy-9-(4-methoxyphenyl)-1-methyl-3-pentyl-6,7,8,9-tetrahydropyrimido[2,1-f]purine-2,4(1H,3H)-dione848740-43-2C21H27N5O4
- N-[3-Methoxy-4-[4-[2-[(2-nitrophenyl)amino]ethyl]-1-piperazinyl]phenyl]acetamide433214-10-9C21H27N5O4
- N-(2,3-Dihydrobenzo[b][1,4]dioxin-6-yl)-4-(2-methyl-6-propoxypyrimidin-4-yl)piperazine-1-carboxamide946324-99-8C21H27N5O4
- 2-{2-[4-(4-Methoxyphenyl)piperazin-1-yl]-2-oxoethyl}-6-(morpholin-4-yl)pyridazin-3(2H)-one1282122-10-4C21H27N5O4
- 2-{2-[4-(3-Methoxyphenyl)piperazin-1-yl]-2-oxoethyl}-6-(morpholin-4-yl)pyridazin-3(2H)-one1282125-95-4C21H27N5O4
- L-Histidine, N-(3-phenyl-N-L-prolyl-L-alanyl)-, methyl ester75350-57-1C21H27N5O4
- Ethyl 4-[[2-hydroxy-3-[[[(6-methyl-3-pyridinyl)amino]carbonyl]amino]phenyl]methyl]-1-piperazinecarboxylate873700-93-7C21H27N5O4
- tert-Butyl 4-(3-acetamido-6-(2-hydroxyphenyl)pyridazin-4-yl)piperazine-1-carboxylate2660237-25-0C21H27N5O4
- 5-[4-(4-Aminobutyl)piperazin-1-yl]-2-(2,6-dioxopiperidin-3-yl)-2,3-dihydro-1H-isoindole-1,3-dione2694722-59-1C21H27N5O4
- 4-[4-(4-Aminobutyl)piperazin-1-yl]-2-(2,6-dioxopiperidin-3-yl)-2,3-dihydro-1H-isoindole-1,3-dione2412987-55-2C21H27N5O4
- tert-Butyl 3-(3-(2,4-dioxotetrahydropyrimidin-1(2H)-YL)-1-methyl-1H-indazol-6-yl)pyrrolidine-1-carboxylate2862037-18-9C21H27N5O4
- (R)-Methyl 4-((7-ethyl-8-isopropyl-5-methyl-6-oxo-5,6,7,8-tetrahydropteridin-2-yl)amino)-3-methoxybenzoate1333493-12-1C21H27N5O4
- Ethyl 2-[1,6-diethyl-4-(oxan-4-ylamino)pyrazolo[3,4-b]pyridin-5-yl]-1,3-oxazole-4-carboxylate1179343-90-8C21H27N5O4
- 4-(tert-Butoxycarbonyl)-1-(3-(cyclopropylamino)quinoxalin-2-yl)piperazine-2-carboxylic acid1420788-90-4C21H27N5O4
Frequently asked questions
What is the molar mass of C21H27N5O4?
The molar mass of C21H27N5O4 is 413.48 g/mol, calculated from standard atomic weights for 21 carbon atoms, 27 hydrogen atoms, 5 nitrogen atoms and 4 oxygen atoms. The monoisotopic mass is 413.2063 Da.
How many compounds have the formula C21H27N5O4?
CompoundList lists 63 compounds with the molecular formula C21H27N5O4, including 7-[2-Hydroxy-3-(2-methylphenoxy)propyl]-3-methyl-8-(1-piperidinyl)-3,7-dihydro-1H-purine-2,6-dione, 2-(1-tert-Butyl-4-oxopyrazolo[3,4-d]pyrimidin-5-yl)-N-[2-(3,4-dimethoxyphenyl)ethyl]acetamide, 1-(3-Methoxypropyl)-N-(2-morpholinoethyl)-4-oxo-1,4-dihydropyrido[1,2-a]pyrrolo[2,3-d]pyrimidine-2-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 C21H27N5O4?
C21H27N5O4 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.