Molecular formula
C21H26N4O2S
60 compounds have this formula on CompoundList.
- Molar mass
- 398.52g/mol
- Monoisotopic mass
- 398.1776Da
- Atoms
- 54
- Elements
- 5
- Rings plus double bonds
- 11
The formula C21H26N4O2S describes a molecule made of 21 carbon atoms, 26 hydrogen atoms, 4 nitrogen atoms, 2 oxygen atoms and 1 sulfur 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 × 2163.29%12.011 × 21 = 252.231 g/mol
- H Hydrogen × 266.58%1.008 × 26 = 26.208 g/mol
- N Nitrogen × 414.06%14.007 × 4 = 56.028 g/mol
- O Oxygen × 28.03%15.999 × 2 = 31.998 g/mol
- S Sulfur × 18.04%32.06 × 1 = 32.060 g/mol
Look up another formula
Compounds with the formula C21H26N4O2S
Isomers we list, best known first. Open one to see its structure, properties, safety data and suppliers.
Showing 1 to 60 of 60 compounds
![2'-(2-Methylpropyl)-1'-oxo-N-(1,3,4-thiadiazol-2-yl)-1',4'-dihydro-2'H-spiro[cyclohexane-1,3'-isoquinoline]-4'-carboxamide chemical structure, C21H26N4O2S, CAS 1246035-98-2](/s/NGCQPRRRGCJECW-UHFFFAOYSA-N.svg)
2'-(2-Methylpropyl)-1'-oxo-N-(1,3,4-thiadiazol-2-yl)-1',4'-dihydro-2'H-spiro[cyclohexane-1,3'-isoquinoline]-4'-carboxamide
CAS 1246035-98-2C21H26N4O2S
N-(2-Cyano-3-methylbutan-2-yl)-2-(3-cyclopentyl-4-oxoquinazolin-2-yl)sulfanylacetamide
CAS 877405-57-7C21H26N4O2S
![1-Ethyl-N-(4-isopropylbenzo[d]thiazol-2-yl)-N-((tetrahydrofuran-2-yl)methyl)-1H-pyrazole-3-carboxamide chemical structure, C21H26N4O2S, CAS 1170885-57-0](/s/VQMZVDUWHUVPNC-UHFFFAOYSA-N.svg)
1-Ethyl-N-(4-isopropylbenzo[d]thiazol-2-yl)-N-((tetrahydrofuran-2-yl)methyl)-1H-pyrazole-3-carboxamide
CAS 1170885-57-0C21H26N4O2S
2-(Cyclopentylthio)-N-(3-(6-morpholinopyridazin-3-yl)phenyl)acetamide
CAS 1206985-40-1C21H26N4O2S
N1-((1-(2-(methylthio)benzyl)piperidin-4-yl)methyl)-N2-(pyridin-3-yl)oxalamide
CAS 1234993-42-0C21H26N4O2S
![1-((4-(Mesitylsulfonyl)piperazin-1-yl)methyl)-1H-benzo[d]imidazole chemical structure, C21H26N4O2S, CAS 825608-27-3](/s/YZFVLCOFWOQKIQ-UHFFFAOYSA-N.svg)
1-((4-(Mesitylsulfonyl)piperazin-1-yl)methyl)-1H-benzo[d]imidazole
CAS 825608-27-3C21H26N4O2S
![1-Cyclohexyl-5-oxo-N-[5-(2-phenylethyl)-1,3,4-thiadiazol-2-yl]pyrrolidine-3-carboxamide chemical structure, C21H26N4O2S, CAS 847240-77-1](/s/GLPUJYSXHSARDQ-UHFFFAOYSA-N.svg)
1-Cyclohexyl-5-oxo-N-[5-(2-phenylethyl)-1,3,4-thiadiazol-2-yl]pyrrolidine-3-carboxamide
CAS 847240-77-1C21H26N4O2S
![N-(5,7-Dimethylbenzo[d]thiazol-2-yl)-1-ethyl-3-methyl-N-((tetrahydrofuran-2-yl)methyl)-1H-pyrazole-5-carboxamide chemical structure, C21H26N4O2S, CAS 1171376-84-3](/s/LJTSEMYCNKBNCB-UHFFFAOYSA-N.svg)
N-(5,7-Dimethylbenzo[d]thiazol-2-yl)-1-ethyl-3-methyl-N-((tetrahydrofuran-2-yl)methyl)-1H-pyrazole-5-carboxamide
CAS 1171376-84-3C21H26N4O2S
1-Cyclohexyl-3-(4-(3-(indolin-1-yl)-3-oxopropyl)thiazol-2-yl)urea
CAS 1091021-21-4C21H26N4O2S
N1-(3-(methylthio)phenyl)-N2-(2-(4-phenylpiperazin-1-yl)ethyl)oxalamide
CAS 1049468-94-1C21H26N4O2S
N-(2-(Cyclohex-1-en-1-yl)ethyl)-4-methyl-2-(3-(m-tolyl)ureido)thiazole-5-carboxamide
CAS 942010-54-0C21H26N4O2S
![2-[(1-Benzyl-4-piperidinyl)carbonyl]-N-(2-methoxyphenyl)-1-hydrazinecarbothioamide chemical structure, C21H26N4O2S, CAS 866134-72-7](/s/AQJYZQNFEDANDC-UHFFFAOYSA-N.svg)
2-[(1-Benzyl-4-piperidinyl)carbonyl]-N-(2-methoxyphenyl)-1-hydrazinecarbothioamide
CAS 866134-72-7C21H26N4O2S
![2-[4-(Butylamino)quinazolin-2-yl]sulfanyl-N-(furan-2-ylmethyl)butanamide chemical structure, C21H26N4O2S, CAS 422532-76-1](/s/VDVURGLLPGMYGK-UHFFFAOYSA-N.svg)
2-[4-(Butylamino)quinazolin-2-yl]sulfanyl-N-(furan-2-ylmethyl)butanamide
CAS 422532-76-1C21H26N4O2S
![tert-Butyl 3-(2-methyl-3-(thiophen-2-yl)pyrazolo[1,5-a]pyrimidin-7-yl)piperidine-1-carboxylate chemical structure, C21H26N4O2S, CAS 958573-20-1](/s/RKLZMOKIYRWGNT-UHFFFAOYSA-N.svg)
tert-Butyl 3-(2-methyl-3-(thiophen-2-yl)pyrazolo[1,5-a]pyrimidin-7-yl)piperidine-1-carboxylate
CAS 958573-20-1C21H26N4O2S
5-((1,3-Diethyl-1,3-dihydro-2H-benzimidazol-2-ylidene)ethylidene)-1,3-diethyldihydro-2-thioxo-1H,5H-pyrimidine-4,6-dione
CAS 57071-02-0C21H26N4O2S
N-(2-(Cyclohex-1-en-1-yl)ethyl)-3-(2-(3-phenylureido)thiazol-4-yl)propanamide
CAS 1091063-66-9C21H26N4O2S
![4-((2-(Azepan-1-yl)-2-oxoethyl)thio)-1-(pyridin-4-ylmethyl)-6,7-dihydro-1H-cyclopenta[d]pyrimidin-2(5H)-one chemical structure, C21H26N4O2S, CAS 932961-99-4](/s/VFFZBZBZPUPGPM-UHFFFAOYSA-N.svg)
4-((2-(Azepan-1-yl)-2-oxoethyl)thio)-1-(pyridin-4-ylmethyl)-6,7-dihydro-1H-cyclopenta[d]pyrimidin-2(5H)-one
CAS 932961-99-4C21H26N4O2S
![2'-(sec-Butyl)-1'-oxo-N-(1,3,4-thiadiazol-2-yl)-2',4'-dihydro-1'H-spiro[cyclohexane-1,3'-isoquinoline]-4'-carboxamide chemical structure, C21H26N4O2S, CAS 1310946-98-5](/s/KNKFKXVAMBQVFP-UHFFFAOYSA-N.svg)
2'-(sec-Butyl)-1'-oxo-N-(1,3,4-thiadiazol-2-yl)-2',4'-dihydro-1'H-spiro[cyclohexane-1,3'-isoquinoline]-4'-carboxamide
CAS 1310946-98-5C21H26N4O2S
![1-[5-(1-Adamantyl)-1,3,4-thiadiazol-2-yl]-3-(4-ethoxyphenyl)urea chemical structure, C21H26N4O2S, CAS 426238-98-4](/s/SDPZKWGIXRYTHP-UHFFFAOYSA-N.svg)
1-[5-(1-Adamantyl)-1,3,4-thiadiazol-2-yl]-3-(4-ethoxyphenyl)urea
CAS 426238-98-4C21H26N4O2S
![4-[2-(Azepan-1-yl)-2-oxoethyl]sulfanyl-1-(pyridin-3-ylmethyl)-6,7-dihydro-5H-cyclopenta[d]pyrimidin-2-one chemical structure, C21H26N4O2S, CAS 933204-63-8](/s/SUEZBXOKOHBIHA-UHFFFAOYSA-N.svg)
4-[2-(Azepan-1-yl)-2-oxoethyl]sulfanyl-1-(pyridin-3-ylmethyl)-6,7-dihydro-5H-cyclopenta[d]pyrimidin-2-one
CAS 933204-63-8C21H26N4O2S
![N-Cyclohexyl-2-((2-oxo-1-(pyridin-2-ylmethyl)-2,5,6,7-tetrahydro-1H-cyclopenta[d]pyrimidin-4-yl)thio)acetamide chemical structure, C21H26N4O2S, CAS 899957-71-2](/s/SGUDYZDWHPJERM-UHFFFAOYSA-N.svg)
N-Cyclohexyl-2-((2-oxo-1-(pyridin-2-ylmethyl)-2,5,6,7-tetrahydro-1H-cyclopenta[d]pyrimidin-4-yl)thio)acetamide
CAS 899957-71-2C21H26N4O2S
![2-[Acetyl(isobutyl)amino]-N-[2-(1H-indol-3-yl)ethyl]-4-methyl-1,3-thiazole-5-carboxamide chemical structure, C21H26N4O2S, CAS 1219549-92-4](/s/GHYAKVMOHTWKDF-UHFFFAOYSA-N.svg)
2-[Acetyl(isobutyl)amino]-N-[2-(1H-indol-3-yl)ethyl]-4-methyl-1,3-thiazole-5-carboxamide
CAS 1219549-92-4C21H26N4O2S
N-(2-Cyclohex-1-en-1-ylethyl)-4-(isobutyrylamino)-3-pyridin-2-ylisothiazole-5-carboxamide
CAS 1251543-36-8C21H26N4O2S
![1-(3,4-Dimethylphenyl)-4-[4-(5-methyl-1,3,4-thiadiazol-2-yl)piperidine-1-carbonyl]pyrrolidin-2-one chemical structure, C21H26N4O2S, CAS 1396844-53-3](/s/RZMJAKRTBMFSDN-UHFFFAOYSA-N.svg)
1-(3,4-Dimethylphenyl)-4-[4-(5-methyl-1,3,4-thiadiazol-2-yl)piperidine-1-carbonyl]pyrrolidin-2-one
CAS 1396844-53-3C21H26N4O2S
- 2-(Benzylthio)-1-(4-(4,5,6,7-tetrahydropyrazolo[1,5-a]pyridine-3-carbonyl)piperazin-1-yl)ethanone2034245-75-3C21H26N4O2S
- 3-(Phenylthio)-1-(4-(4,5,6,7-tetrahydropyrazolo[1,5-a]pyridine-3-carbonyl)piperazin-1-yl)propan-1-one2034453-05-7C21H26N4O2S
- 1-(2-(Dimethylamino)ethyl)-4-((2-(indolin-1-yl)-2-oxoethyl)thio)-6,7-dihydro-1H-cyclopenta[d]pyrimidin-2(5H)-one933203-92-0C21H26N4O2S
- N-[1-[4-[(Methylsulfonyl)methyl]benzyl]piperidin-3-yl]-1H-indazol-5-amine1035095-06-7C21H26N4O2S
- 2-({3-Butyl-4-oxo-7-phenyl-3H,4H,5H-pyrrolo[3,2-d]pyrimidin-2-yl}sulfanyl)-N-(propan-2-yl)acetamide1021265-47-3C21H26N4O2S
- N-Benzyl-2-(3-(2-cyclopentylacetamido)-4,6-dihydro-2H-thieno[3,4-c]pyrazol-2-yl)acetamide1105249-16-8C21H26N4O2S
- 2-((4-((2,5-Dimethylphenyl)sulfonyl)piperazin-1-yl)methyl)-1-methyl-1H-benzo[d]imidazole1171801-50-5C21H26N4O2S
- 4-Benzyl-N-(2-{[3-(methylsulfanyl)phenyl]amino}-2-oxoethyl)piperazine-1-carboxamide1401556-41-9C21H26N4O2S
- 1-(2-(3,5-Dimethyl-1H-pyrazol-1-yl)ethyl)-4-(naphthalen-2-ylsulfonyl)piperazine1396716-74-7C21H26N4O2S
- 7-Methyl-3-(4-phenethylpiperazine-1-carbonyl)-3,4-dihydropyrimido[2,1-b][1,3]thiazin-6(2H)-one1421584-63-5C21H26N4O2S
- 7-Ethyl-8-methyl-3-(4-phenylpiperazine-1-carbonyl)-3,4-dihydropyrimido[2,1-b][1,3]thiazin-6(2H)-one1421481-48-2C21H26N4O2S
- N-Cyclohexyl-2-[[2-oxo-1-(pyridin-3-ylmethyl)-6,7-dihydro-5H-cyclopenta[d]pyrimidin-4-yl]sulfanyl]acetamide933251-55-9C21H26N4O2S
- tert-Butyl 4-(2-methyl-3-(thiophen-2-yl)pyrazolo[1,5-a]pyrimidin-7-yl)piperidine-1-carboxylate960201-91-6C21H26N4O2S
- N-(1-(4-(4-Ethoxyphenyl)thiazol-2-yl)-3-methyl-1H-pyrazol-5-yl)-2-ethylbutanamide1019095-53-4C21H26N4O2S
- N-Cyclohexyl-2-((2-oxo-1-(pyridin-4-ylmethyl)-2,5,6,7-tetrahydro-1H-cyclopenta[d]pyrimidin-4-yl)thio)acetamide946272-03-3C21H26N4O2S
- 2-(4-((4-(tert-Butyl)phenyl)sulfonyl)piperazin-1-yl)-1H-benzo[d]imidazole1211159-21-5C21H26N4O2S
- 2-(4-(Mesitylsulfonyl)piperazin-1-yl)-1-methyl-1H-benzo[d]imidazole1235006-44-6C21H26N4O2S
- 2-(4-(Isopropylthio)phenyl)-1-(2-morpholino-5H-pyrrolo[3,4-d]pyrimidin-6(7H)-yl)ethanone2034613-28-8C21H26N4O2S
- 2-(Benzylthio)-1-(4-(4,5,6,7-tetrahydropyrazolo[1,5-a]pyridine-2-carbonyl)piperazin-1-yl)ethanone2034245-42-4C21H26N4O2S
- (4-(2-(Ethylthio)benzoyl)piperazin-1-yl)(4,5,6,7-tetrahydropyrazolo[1,5-a]pyridin-2-yl)methanone1903035-90-4C21H26N4O2S
- 3-(Phenylthio)-1-(4-(4,5,6,7-tetrahydropyrazolo[1,5-a]pyridine-2-carbonyl)piperazin-1-yl)propan-1-one1904282-41-2C21H26N4O2S
- N1-((1-(2-methylpyridin-4-yl)piperidin-4-yl)methyl)-N2-(2-(methylthio)phenyl)oxalamide2034287-02-8C21H26N4O2S
- 2-Cyclopropyl-5-[4-(3-methoxyphenyl)piperazine-1-carbonyl]-4-methyl-6-(methylsulfanyl)pyrimidine1808581-19-2C21H26N4O2S
- 3-Cyclopropyl-6-(4-((5,6,7,8-tetrahydronaphthalen-2-yl)sulfonyl)piperazin-1-yl)pyridazine2034469-75-3C21H26N4O2S
- 1-(2-(3,5-Dimethyl-4-(thiophen-3-yl)-1H-pyrazol-1-yl)ethyl)-3-(4-methoxyphenethyl)urea2034350-03-1C21H26N4O2S
- 3-[4-(Methylsulfanyl)phenyl]-1-[2-(morpholin-4-yl)-5H,6H,7H,8H-pyrido[2,3-d]pyrimidin-8-yl]propan-1-one2176201-82-2C21H26N4O2S
- 1-[(1-Ethylpyrrolidin-2-yl)methyl]-5-imino-4-[4-(4-methoxyphenyl)-1,3-thiazol-2-yl]-2,5-dihydro-1H-pyrrol-3-ol929851-13-8C21H26N4O2S
- Methylthionitazene102471-37-4C21H26N4O2S
- 4-(8-(sec-Butoxy)-1,2,3,4-tetrahydropyrimido[4',5':4,5]thieno[2,3-c]isoquinolin-5-yl)morpholine577789-07-2C21H26N4O2S
- 1-Benzoyl-N-(5-cyclohexyl-1,3,4-thiadiazol-2-yl)piperidine-4-carboxamide943113-45-9C21H26N4O2S
- N-(4-(4-(Cyclopropanecarbonyl)-1,4-diazepan-1-yl)phenyl)-2,4-dimethylthiazole-5-carboxamide1226450-17-4C21H26N4O2S
- 3-({1-[(2,4-Dimethyl-1,3-thiazol-5-yl)methyl]piperidin-4-yl}methyl)-7-methoxy-3,4-dihydroquinazolin-4-one2549029-18-5C21H26N4O2S
- 2-Amino-N-[2-oxo-2-[[(3R)-1-(p-tolylmethyl)pyrrolidin-3-yl]amino]ethyl]-5-sulfanyl-benzamide226241-29-8C21H26N4O2S
- 1-[[6,7-Dihydro-5-oxido-2-(4-phenyl-1-piperidinyl)thieno[3,2-d]pyrimidin-4-yl]amino]cyclopropanemethanol1146358-58-8C21H26N4O2S
- 4-Cyclopropyl-6-[5-(2-phenylethanesulfonyl)-octahydropyrrolo[3,4-c]pyrrol-2-yl]pyrimidine2415512-83-1C21H26N4O2S
- (R)-2-Amino-5-mercapto-N-(2-((1-(4-methylbenzyl)pyrrolidin-3-yl)amino)-2-oxoethyl)benzamideC21H26N4O2S
Frequently asked questions
What is the molar mass of C21H26N4O2S?
The molar mass of C21H26N4O2S is 398.52 g/mol, calculated from standard atomic weights for 21 carbon atoms, 26 hydrogen atoms, 4 nitrogen atoms, 2 oxygen atoms and 1 sulfur atom. The monoisotopic mass is 398.1776 Da.
How many compounds have the formula C21H26N4O2S?
CompoundList lists 60 compounds with the molecular formula C21H26N4O2S, including 2'-(2-Methylpropyl)-1'-oxo-N-(1,3,4-thiadiazol-2-yl)-1',4'-dihydro-2'H-spiro[cyclohexane-1,3'-isoquinoline]-4'-carboxamide, N-(2-Cyano-3-methylbutan-2-yl)-2-(3-cyclopentyl-4-oxoquinazolin-2-yl)sulfanylacetamide, 1-Ethyl-N-(4-isopropylbenzo[d]thiazol-2-yl)-N-((tetrahydrofuran-2-yl)methyl)-1H-pyrazole-3-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 C21H26N4O2S?
C21H26N4O2S 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.