Molecular formula
C21H21N5O4
82 compounds have this formula on CompoundList.
- Molar mass
- 407.43g/mol
- Monoisotopic mass
- 407.1594Da
- Atoms
- 51
- Elements
- 4
- Rings plus double bonds
- 14
The formula C21H21N5O4 describes a molecule made of 21 carbon atoms, 21 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 × 2161.91%12.011 × 21 = 252.231 g/mol
- H Hydrogen × 215.20%1.008 × 21 = 21.168 g/mol
- N Nitrogen × 517.19%14.007 × 5 = 70.035 g/mol
- O Oxygen × 415.71%15.999 × 4 = 63.996 g/mol
Look up another formula
Compounds with the formula C21H21N5O4
Isomers we list, best known first. Open one to see its structure, properties, safety data and suppliers.
Showing 1 to 82 of 82 compounds
![N-(2-Furylmethyl)-2-imino-1-(2-methoxyethyl)-10-methyl-5-oxo-1,5-dihydro-2H-dipyrido[1,2-A:2,3-D]pyrimidine-3-carboxamide chemical structure, C21H21N5O4, CAS 510762-40-0](/s/WAFNFDBBIUDSAK-UHFFFAOYSA-N.svg)
N-(2-Furylmethyl)-2-imino-1-(2-methoxyethyl)-10-methyl-5-oxo-1,5-dihydro-2H-dipyrido[1,2-A:2,3-D]pyrimidine-3-carboxamide
CAS 510762-40-0C21H21N5O4
Ervogastat
CAS 2186700-33-2C21H21N5O4
![N-[(Furan-2-yl)methyl]-6-imino-7-(2-methoxyethyl)-13-methyl-2-oxo-1,7,9-triazatricyclo[8.4.0.0^{3,8}]tetradeca-3(8),4,9,11,13-pentaene-5-carboxamide chemical structure, C21H21N5O4, CAS 842963-51-3](/s/CITALOZAUFFPCN-UHFFFAOYSA-N.svg)
N-[(Furan-2-yl)methyl]-6-imino-7-(2-methoxyethyl)-13-methyl-2-oxo-1,7,9-triazatricyclo[8.4.0.0^{3,8}]tetradeca-3(8),4,9,11,13-pentaene-5-carboxamide
CAS 842963-51-3C21H21N5O4
![1-[5-(Furan-2-carbonylamino)-1-phenylpyrazole-4-carbonyl]piperidine-4-carboxamide chemical structure, C21H21N5O4, CAS 345245-00-3](/s/FKWNDQCPVHTUKU-UHFFFAOYSA-N.svg)
1-[5-(Furan-2-carbonylamino)-1-phenylpyrazole-4-carbonyl]piperidine-4-carboxamide
CAS 345245-00-3C21H21N5O4
![(2R,3S,4R,5R)-2-Hydroxymethyl-5-{6-[(naphthalen-1-ylmethyl)-amino]-purin-9-yl}-tetrahydro-furan-3,4-diol chemical structure, C21H21N5O4, CAS 21924-65-2](/s/FERNSXAXPLJRJD-QTQZEZTPSA-N.svg)
(2R,3S,4R,5R)-2-Hydroxymethyl-5-{6-[(naphthalen-1-ylmethyl)-amino]-purin-9-yl}-tetrahydro-furan-3,4-diol
CAS 21924-65-2C21H21N5O4
![N-(2-Furylmethyl)-2-imino-1-(3-methoxypropyl)-5-oxo-1,5-dihydro-2H-dipyrido[1,2-a:2,3-d]pyrimidine-3-carboxamide chemical structure, C21H21N5O4, CAS 510762-70-6](/s/DFAWUCFXGCMPOZ-UHFFFAOYSA-N.svg)
N-(2-Furylmethyl)-2-imino-1-(3-methoxypropyl)-5-oxo-1,5-dihydro-2H-dipyrido[1,2-a:2,3-d]pyrimidine-3-carboxamide
CAS 510762-70-6C21H21N5O4
Crl-8256
CAS 256424-07-4C21H21N5O4
![N-(4-ethoxyphenyl)-2-[5-(4-methylphenyl)-4,6-dioxo-4,5,6,6a-tetrahydropyrrolo[3,4-d][1,2,3]triazol-1(3aH)-yl]acetamide chemical structure, C21H21N5O4, CAS 1052605-42-1](/s/RFQJJVFEDIUGBY-UHFFFAOYSA-N.svg)
N-(4-ethoxyphenyl)-2-[5-(4-methylphenyl)-4,6-dioxo-4,5,6,6a-tetrahydropyrrolo[3,4-d][1,2,3]triazol-1(3aH)-yl]acetamide
CAS 1052605-42-1C21H21N5O4
![6-Amino-5-cyano-8'-methoxy-4',4',6'-trimethyl-2,2'-dioxo-2,2',3,4'-tetrahydro-1H-spiro[pyridine-4,1'-pyrrolo[3,2,1-ij]quinoline]-3-carboxamide chemical structure, C21H21N5O4, CAS 708293-92-9](/s/BHPRXHJQXMLWEA-UHFFFAOYSA-N.svg)
6-Amino-5-cyano-8'-methoxy-4',4',6'-trimethyl-2,2'-dioxo-2,2',3,4'-tetrahydro-1H-spiro[pyridine-4,1'-pyrrolo[3,2,1-ij]quinoline]-3-carboxamide
CAS 708293-92-9C21H21N5O4
![N-(2,3-Dimethoxybenzyl)-2-(7-methyl-3-oxo-[1,2,4]triazolo[4,3-c]quinazolin-2(3H)-yl)acetamide chemical structure, C21H21N5O4, CAS 1207003-16-4](/s/HVPREIJDCCUIFD-UHFFFAOYSA-N.svg)
N-(2,3-Dimethoxybenzyl)-2-(7-methyl-3-oxo-[1,2,4]triazolo[4,3-c]quinazolin-2(3H)-yl)acetamide
CAS 1207003-16-4C21H21N5O4
![Ethyl 6-amino-4-[[diphenylmethyl]amino]-5-nitro-2-pyridinecarbamate chemical structure, C21H21N5O4, CAS 6603-67-4](/s/GXUJFWPDKHSGNR-UHFFFAOYSA-N.svg)
Ethyl 6-amino-4-[[diphenylmethyl]amino]-5-nitro-2-pyridinecarbamate
CAS 6603-67-4C21H21N5O4
Tankyrase-IN-3
CAS 938893-79-9C21H21N5O4
![Ethyl N-[4-amino-6-(benzhydrylamino)-5-nitro-2-pyridyl]carbamate chemical structure, C21H21N5O4, CAS 38359-79-4](/s/CPMQWQVNJPXPAJ-UHFFFAOYSA-N.svg)
Ethyl N-[4-amino-6-(benzhydrylamino)-5-nitro-2-pyridyl]carbamate
CAS 38359-79-4C21H21N5O4
![1-(4-Methoxyphenyl)-N-(3,4,5-trimethoxyphenyl)-1H-pyrazolo[3,4-d]pyrimidin-4-amine chemical structure, C21H21N5O4, CAS 393822-51-0](/s/VFJSGCDBGZUADC-UHFFFAOYSA-N.svg)
1-(4-Methoxyphenyl)-N-(3,4,5-trimethoxyphenyl)-1H-pyrazolo[3,4-d]pyrimidin-4-amine
CAS 393822-51-0C21H21N5O4
![1-(2-Furylmethyl)-2-imino-N-(2-methoxyethyl)-10-methyl-5-oxo-1,5-dihydro-2H-dipyrido[1,2-a:2,3-d]pyrimidine-3-carboxamide chemical structure, C21H21N5O4, CAS 371135-70-5](/s/LDRXKXCNOOIKAI-UHFFFAOYSA-N.svg)
1-(2-Furylmethyl)-2-imino-N-(2-methoxyethyl)-10-methyl-5-oxo-1,5-dihydro-2H-dipyrido[1,2-a:2,3-d]pyrimidine-3-carboxamide
CAS 371135-70-5C21H21N5O4
![N-(Furan-2-ylmethyl)-1-(3-hydroxypropyl)-2-imino-10-methyl-5-oxo-1,5-dihydro-2H-dipyrido[1,2-a:2',3'-d]pyrimidine-3-carboxamide chemical structure, C21H21N5O4, CAS 692280-83-4](/s/QZPGWTDYLYMMED-UHFFFAOYSA-N.svg)
N-(Furan-2-ylmethyl)-1-(3-hydroxypropyl)-2-imino-10-methyl-5-oxo-1,5-dihydro-2H-dipyrido[1,2-a:2',3'-d]pyrimidine-3-carboxamide
CAS 692280-83-4C21H21N5O4
![N,N-[(1-methyl-1H-pyrazol-4-yl)carbonimidoyl]bis-C,C-bis(phenylmethyl) ester chemical structure, C21H21N5O4, CAS 1610517-97-9](/s/BGVQGMRGFIBHLC-UHFFFAOYSA-N.svg)
N,N-[(1-methyl-1H-pyrazol-4-yl)carbonimidoyl]bis-C,C-bis(phenylmethyl) ester
CAS 1610517-97-9C21H21N5O4
![Ethyl 4-(3-allyl-1,7-dimethyl-2,4-dioxo-3,4-dihydro-1H-imidazo[2,1-f]purin-8(2H)-yl)benzoate chemical structure, C21H21N5O4, CAS 877644-25-2](/s/IGGJCUFWNQCKGE-UHFFFAOYSA-N.svg)
Ethyl 4-(3-allyl-1,7-dimethyl-2,4-dioxo-3,4-dihydro-1H-imidazo[2,1-f]purin-8(2H)-yl)benzoate
CAS 877644-25-2C21H21N5O4
N-(4-(4-(3-Methoxyphenyl)piperazine-1-carbonyl)oxazol-2-yl)isonicotinamide
CAS 1797259-25-6C21H21N5O4
![N-(3,5-dimethylphenyl)-2-(5-(4-methoxyphenyl)-4,6-dioxo-4,5,6,6a-tetrahydropyrrolo[3,4-d][1,2,3]triazol-1(3aH)-yl)acetamide chemical structure, C21H21N5O4, CAS 1008233-63-3](/s/OAFSITVQLFRLMJ-UHFFFAOYSA-N.svg)
N-(3,5-dimethylphenyl)-2-(5-(4-methoxyphenyl)-4,6-dioxo-4,5,6,6a-tetrahydropyrrolo[3,4-d][1,2,3]triazol-1(3aH)-yl)acetamide
CAS 1008233-63-3C21H21N5O4
![N-(2,3-dimethylphenyl)-2-[5-(4-methoxyphenyl)-4,6-dioxo-4,5,6,6a-tetrahydropyrrolo[3,4-d][1,2,3]triazol-1(3aH)-yl]acetamide chemical structure, C21H21N5O4, CAS 1008646-63-6](/s/IYUFIHGJRTZFMW-UHFFFAOYSA-N.svg)
N-(2,3-dimethylphenyl)-2-[5-(4-methoxyphenyl)-4,6-dioxo-4,5,6,6a-tetrahydropyrrolo[3,4-d][1,2,3]triazol-1(3aH)-yl]acetamide
CAS 1008646-63-6C21H21N5O4
![N-[1-(3-Pyrazin-2-yl-1,2,4-oxadiazol-5-yl)cyclohexyl]-2,3-dihydro-1,4-benzodioxine-2-carboxamide chemical structure, C21H21N5O4, CAS 1396766-33-8](/s/PNNOGVQSBDKLHY-UHFFFAOYSA-N.svg)
N-[1-(3-Pyrazin-2-yl-1,2,4-oxadiazol-5-yl)cyclohexyl]-2,3-dihydro-1,4-benzodioxine-2-carboxamide
CAS 1396766-33-8C21H21N5O4
![2-[5-(4-Acetylpiperazin-1-yl)-2-nitrophenyl]-4-methylphthalazin-1-one chemical structure, C21H21N5O4, CAS 593237-85-5](/s/NINCBHAFKIRAIA-UHFFFAOYSA-N.svg)
2-[5-(4-Acetylpiperazin-1-yl)-2-nitrophenyl]-4-methylphthalazin-1-one
CAS 593237-85-5C21H21N5O4
![N-[2-(1,3-Dihydro-2H-benzimidazol-2-ylideneamino)-2-oxoethyl]-4,7-dimethoxy-1-methyl-1H-indole-2-carboxamide chemical structure, C21H21N5O4, CAS 951943-68-3](/s/YLALQUXPPBANIC-UHFFFAOYSA-N.svg)
N-[2-(1,3-Dihydro-2H-benzimidazol-2-ylideneamino)-2-oxoethyl]-4,7-dimethoxy-1-methyl-1H-indole-2-carboxamide
CAS 951943-68-3C21H21N5O4
- 2-[5-(4-Ethoxyphenyl)-4,6-dioxo-4,5,6,6a-tetrahydropyrrolo[3,4-d][1,2,3]triazol-1(3aH)-yl]-N-(4-methylphenyl)acetamide1009419-21-9C21H21N5O4
- N-(4-ethylphenyl)-2-[5-(4-methoxyphenyl)-4,6-dioxo-4,5,6,6a-tetrahydropyrrolo[3,4-d][1,2,3]triazol-1(3aH)-yl]acetamide1008646-66-9C21H21N5O4
- 2-(4-Acetamidophenyl)-N-(6-amino-3-benzyl-2,4-dioxo-1,2,3,4-tetrahydropyrimidin-5-yl)acetamide637334-91-9C21H21N5O4
- Methyl 4-methoxy-3-({[4-(pyridin-3-yl)-1,4,6,7-tetrahydro-5H-imidazo[4,5-c]pyridin-5-yl]carbonyl}amino)benzoate1219582-38-3C21H21N5O4
- (S)-Ethyl 2-((((9H-fluoren-9-yl)methoxy)carbonyl)amino)-3-(2H-tetrazol-5-yl)propanoate1416445-14-1C21H21N5O4
- N-[2-(1H-1,3-Benzimidazol-2-yl)ethyl]-2-[7,8-dimethoxy-1-oxo-2(1H)-phthalazinyl]acetamide1574366-17-8C21H21N5O4
- 1-(2-Methoxyphenyl)-N-[3-(2-methoxyphenyl)-1H-1,2,4-triazol-5-yl]-5-oxopyrrolidine-3-carboxamide1574326-13-8C21H21N5O4
- 2-[(2-Hydroxy-3,4-dihydroquinolin-7-yl)oxy]-N-[5-(4-methoxybenzyl)-1H-1,2,4-triazol-3-yl]acetamide1676068-62-4C21H21N5O4
- 7-(3-C-Methyl-5-O7-quinolinyl-|A-D-ribofuranosyl)-7H-pyrrolo[2,3-d]pyrimidin-4-amine2278356-96-8C21H21N5O4
- Ethanediamide, N-(2-(((2,3-dihydro-1,5-dimethyl-3-oxo-2-phenyl-1H-pyrazol-4-yl)amino)carbonyl)phenyl)-N'-methyl-40528-23-2C21H21N5O4
- Ethanediamide, N-(4-(((2,3-dihydro-1,5-dimethyl-3-oxo-2-phenyl-1H-pyrazol-4-yl)amino)carbonyl)phenyl)-N'-methyl-40528-30-1C21H21N5O4
- 1H-Isoindole-1,3(2H)-dione, 2-((1-((diethylamino)methyl)-1H-benzimidazol-2-yl)methyl)-5-nitro-115398-90-8C21H21N5O4
- 2-(3,4-Dioxo-8-phenyl-3,4,7,8-tetrahydroimidazo[2,1-c][1,2,4]triazin-2(6H)-yl)-N-(4-ethoxyphenyl)acetamide942011-54-3C21H21N5O4
- 2-(8-(4-Methoxyphenyl)-3,4-dioxo-3,4,7,8-tetrahydroimidazo[2,1-c][1,2,4]triazin-2(6H)-yl)-N-methyl-N-phenylacetamide941890-52-4C21H21N5O4
- Benzyl 2-(8-allyl-1,7-dimethyl-2,4-dioxo-1H-imidazo[2,1-f]purin-3(2H,4H,8H)-yl)acetate887464-74-6C21H21N5O4
- N-(Benzo[d][1,3]dioxol-5-yl)-2-(2-(3,5-dimethyl-1H-pyrazol-1-yl)-4-oxo-4,5,6,7-tetrahydro-3H-cyclopenta[d]pyrimidin-3-yl)acetamide1007279-90-4C21H21N5O4
- 3-(3,4-Dimethoxyphenyl)-2-methyl-1-oxo-N-(4H-1,2,4-triazol-3-yl)-1,2,3,4-tetrahydroisoquinoline-4-carboxamide1574409-32-7C21H21N5O4
- N-(2-(3-(3,5-Dimethyl-1H-pyrazol-1-yl)-6-oxopyridazin-1(6H)-yl)ethyl)-7-methoxybenzofuran-2-carboxamide1351646-81-5C21H21N5O4
- 1-(Benzo[d][1,3]dioxol-5-yl)-3-(2-(3-cyclopropyl-5-oxo-4-phenyl-4,5-dihydro-1H-1,2,4-triazol-1-yl)ethyl)urea1396862-09-1C21H21N5O4
- 2-(7,8-Dimethoxy-1-oxophthalazin-2(1H)-yl)-N-[(1-methyl-1H-benzimidazol-2-yl)methyl]acetamide1574392-56-5C21H21N5O4
- 4-((8-(1-(Ethoxycarbonyl)-1,2,3,6-tetrahydropyridin-4-yl)-[1,2,4]triazolo[1,5-a]pyridin-2-yl)amino)benzoic acid1673527-50-8C21H21N5O4
- N-(2-Ethoxyphenyl)-2-[2-(4-methoxyphenyl)-5-oxo-5,6-dihydro-4H-imidazo[1,2-b][1,2,4]triazol-6-yl]acetamide1158379-90-8C21H21N5O4
- N-(2-Methoxy-5-methylphenyl)-2-[2-(4-methoxyphenyl)-5-oxo-5,6-dihydro-4H-imidazo[1,2-b][1,2,4]triazol-6-yl]acetamide1158562-04-9C21H21N5O4
- N-(3-Cyclopropyl-1-(4-isopropyl-6-oxo-1,6-dihydropyrimidin-2-yl)-1H-pyrazol-5-yl)benzo[d][1,3]dioxole-5-carboxamide1207056-89-0C21H21N5O4
- N-(3-Cyclopropyl-1-(4,5-dimethyl-6-oxo-1,6-dihydropyrimidin-2-yl)-1H-pyrazol-5-yl)-2,3-dihydrobenzo[b][1,4]dioxine-2-carboxamide1226450-49-2C21H21N5O4
- N-(4-Methoxybenzyl)-8-(4-methoxyphenyl)-4-oxo-4,6,7,8-tetrahydroimidazo[2,1-c][1,2,4]triazine-3-carboxamide946230-29-1C21H21N5O4
- N-(2-Methoxybenzyl)-8-(4-methoxyphenyl)-4-oxo-4,6,7,8-tetrahydroimidazo[2,1-c][1,2,4]triazine-3-carboxamide946279-86-3C21H21N5O4
- N-(3-Methoxybenzyl)-8-(4-methoxyphenyl)-4-oxo-4,6,7,8-tetrahydroimidazo[2,1-c][1,2,4]triazine-3-carboxamide946280-01-9C21H21N5O4
- 2-(3,4-Dioxo-8-phenyl-3,4,7,8-tetrahydroimidazo[2,1-c][1,2,4]triazin-2(6H)-yl)-N-(2-ethoxyphenyl)acetamide941975-70-8C21H21N5O4
- 2-(8-(4-Methoxyphenyl)-3,4-dioxo-3,4,7,8-tetrahydroimidazo[2,1-c][1,2,4]triazin-2(6H)-yl)-N-(p-tolyl)acetamide941995-75-1C21H21N5O4
- 2-(8-(4-Ethoxyphenyl)-3,4-dioxo-3,4,7,8-tetrahydroimidazo[2,1-c][1,2,4]triazin-2(6H)-yl)-N-phenylacetamide941936-10-3C21H21N5O4
- 2-(3,4-Dioxo-8-(p-tolyl)-3,4,7,8-tetrahydroimidazo[2,1-c][1,2,4]triazin-2(6H)-yl)-N-(4-methoxyphenyl)acetamide941996-86-7C21H21N5O4
- N-(2-Methyl-5-nitrophenyl)-N-[4-pyridin-3-yl-pyrimidin-2-yl]-t-boc1076198-55-4C21H21N5O4
- 1-(2,3-Dihydrobenzo[b][1,4]dioxin-6-yl)-3-(4-((6-methoxy-2-methylpyrimidin-4-yl)amino)phenyl)urea946303-38-4C21H21N5O4
- Methyl 4-methoxy-3-({[4-(pyridin-4-yl)-3,4,6,7-tetrahydro-5H-imidazo[4,5-c]pyridin-5-yl]carbonyl}amino)benzoate1219562-18-1C21H21N5O4
- N-(2,4-Dimethoxyphenyl)-2-(1-ethyl-4-oxo-[1,2,4]triazolo[4,3-a]quinoxalin-5(4H)-yl)acetamide1357797-53-5C21H21N5O4
- N-(3,5-Dimethoxyphenyl)-2-(1-ethyl-4-oxo-[1,2,4]triazolo[4,3-a]quinoxalin-5(4H)-yl)acetamide1358275-42-9C21H21N5O4
- N-[5-Methoxy-2-(2-oxopyrrolidin-1-yl)phenyl]-3-(4-oxo-1,2,3-benzotriazin-3(4H)-yl)propanamide1401544-27-1C21H21N5O4
- N-[2-(3,4-Dimethoxyphenyl)ethyl]-2-(6-oxopyrazolo[1,5-a]pyrido[3,4-e]pyrimidin-7(6H)-yl)acetamide1401601-97-5C21H21N5O4
- N-(1H-Benzimidazol-2-ylmethyl)-2-(6,7-dimethoxy-2-methyl-4-oxoquinazolin-3(4H)-yl)acetamide1401593-95-0C21H21N5O4
- N-[2-(1H-Benzimidazol-2-yl)ethyl]-2-(6,7-dimethoxy-4-oxoquinazolin-3(4H)-yl)acetamide1574403-58-9C21H21N5O4
- Methyl 2-(3-{[3-(pyrazin-2-yl)-1,2,4-oxadiazol-5-yl]methyl}piperidine-1-carbonyl)benzoate1705130-48-8C21H21N5O4
- N-(Benzo[d][1,3]dioxol-5-ylmethyl)-3-(4-(phenoxymethyl)-1H-1,2,3-triazol-1-yl)azetidine-1-carboxamide2034592-79-3C21H21N5O4
- N1-(2-(furan-2-yl)-2-(1H-pyrazol-1-yl)ethyl)-N2-(3-(2-oxopyrrolidin-1-yl)phenyl)oxalamide2034594-21-1C21H21N5O4
- (E)-3-(Benzo[d][1,3]dioxol-5-yl)-N-(3-methyl-1-(6-oxo-4-propyl-1,6-dihydropyrimidin-2-yl)-1H-pyrazol-5-yl)acrylamide1002932-44-6C21H21N5O4
- 2-Methyl-4-[2-[4-(4-nitrophenyl)piperazin-1-yl]-2-oxoethyl]phthalazin-1-one694455-77-1C21H21N5O4
- 2-(8-(4-Methoxyphenyl)-3,4-dioxo-3,4,7,8-tetrahydroimidazo[2,1-c][1,2,4]triazin-2(6H)-yl)-N-(o-tolyl)acetamide941995-69-3C21H21N5O4
- 2-(8-(4-Methoxyphenyl)-3,4-dioxo-3,4,7,8-tetrahydroimidazo[2,1-c][1,2,4]triazin-2(6H)-yl)-N-(m-tolyl)acetamide941995-72-8C21H21N5O4
- N-Benzyl-2-(8-(4-methoxyphenyl)-3,4-dioxo-3,4,7,8-tetrahydroimidazo[2,1-c][1,2,4]triazin-2(6H)-yl)acetamide941935-75-7C21H21N5O4
- 2-(3,4-Dioxo-8-(p-tolyl)-3,4,7,8-tetrahydroimidazo[2,1-c][1,2,4]triazin-2(6H)-yl)-N-(2-methoxyphenyl)acetamide941936-74-9C21H21N5O4
- 2-(3,4-Dioxo-8-(p-tolyl)-3,4,7,8-tetrahydroimidazo[2,1-c][1,2,4]triazin-2(6H)-yl)-N-(3-methoxyphenyl)acetamide941960-35-6C21H21N5O4
- (E)-3-(Benzo[d][1,3]dioxol-5-yl)-N-(1-(5-ethyl-4-methyl-6-oxo-1,6-dihydropyrimidin-2-yl)-3-methyl-1H-pyrazol-5-yl)acrylamide1002958-51-1C21H21N5O4
- 1-Imidazolidineacetamide, 3-butyl-2,4,5-trioxo-N-[4-(2-phenyldiazenyl)phenyl]-1011990-08-1C21H21N5O4
- 3-Methyl-5-[4-(6-oxo-3-phenyl-1,6-dihydropyridazin-1-yl)piperidine-1-carbonyl]-1,2,3,4-tetrahydropyrimidine-2,4-dione2379984-04-8C21H21N5O4
- N-{[(9H-Fluoren-9-yl)methoxy]carbonyl}-5-(1H-tetrazol-5-yl)norvaline181953-57-1C21H21N5O4
- 3-{2-[4-({Imidazo[1,2-b]pyridazin-6-yloxy}methyl)piperidin-1-yl]-2-oxoethyl}-2,3-dihydro-1,3-benzoxazol-2-one2549044-52-0C21H21N5O4
- 3-Methyl-5-(3-{[(6-phenylpyridazin-3-yl)oxy]methyl}pyrrolidine-1-carbonyl)-1,2,3,4-tetrahydropyrimidine-2,4-dione2548989-12-2C21H21N5O4
- 3-(1-Ethyl-1H-1,2,3,4-tetrazol-5-yl)-2-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)propanoic acid2139069-88-6C21H21N5O4
Frequently asked questions
What is the molar mass of C21H21N5O4?
The molar mass of C21H21N5O4 is 407.43 g/mol, calculated from standard atomic weights for 21 carbon atoms, 21 hydrogen atoms, 5 nitrogen atoms and 4 oxygen atoms. The monoisotopic mass is 407.1594 Da.
How many compounds have the formula C21H21N5O4?
CompoundList lists 82 compounds with the molecular formula C21H21N5O4, including N-(2-Furylmethyl)-2-imino-1-(2-methoxyethyl)-10-methyl-5-oxo-1,5-dihydro-2H-dipyrido[1,2-A:2,3-D]pyrimidine-3-carboxamide, Ervogastat, N-[(Furan-2-yl)methyl]-6-imino-7-(2-methoxyethyl)-13-methyl-2-oxo-1,7,9-triazatricyclo[8.4.0.0^{3,8}]tetradeca-3(8),4,9,11,13-pentaene-5-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 C21H21N5O4?
C21H21N5O4 has a degree of unsaturation of 14. 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.