Molecular formula
C20H21N3OS
149 compounds have this formula on CompoundList.
- Molar mass
- 351.47g/mol
- Monoisotopic mass
- 351.1405Da
- Atoms
- 46
- Elements
- 5
- Rings plus double bonds
- 12
The formula C20H21N3OS describes a molecule made of 20 carbon atoms, 21 hydrogen atoms, 3 nitrogen atoms, 1 oxygen atom 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 × 2068.35%12.011 × 20 = 240.220 g/mol
- H Hydrogen × 216.02%1.008 × 21 = 21.168 g/mol
- N Nitrogen × 311.96%14.007 × 3 = 42.021 g/mol
- O Oxygen × 14.55%15.999 × 1 = 15.999 g/mol
- S Sulfur × 19.12%32.06 × 1 = 32.060 g/mol
Look up another formula
Compounds with the formula C20H21N3OS
Isomers we list, best known first. Open one to see its structure, properties, safety data and suppliers.
Showing 1 to 100 of 149 compounds
3-Amino-N-(2,3-DI-ME-PH)-5,6,7,8-tetrahydrothieno(2,3-B)quinoline-2-carboxamide
CAS 309741-93-3C20H21N3OS
1-(3,5-Dimethyl-1H-pyrazol-1-yl)-3-(10H-phenothiazin-10-yl)propan-2-ol
CAS 345244-89-5C20H21N3OS
![2-[[3-Ethyl-4-oxospiro[benzo[h]quinazoline-5(3H),1'-cyclopentane]-2(6H)-yl]thio]acetonitrile chemical structure, C20H21N3OS, CAS 337494-86-7](/s/UBOLBVLOPOHWKO-UHFFFAOYSA-N.svg)
2-[[3-Ethyl-4-oxospiro[benzo[h]quinazoline-5(3H),1'-cyclopentane]-2(6H)-yl]thio]acetonitrile
CAS 337494-86-7C20H21N3OS
![3-Amino-N-(4-methylphenyl)-6,7,8,9-tetrahydro-5H-cyclohepta[B]thieno[3,2-E]pyridine-2-carboxamide chemical structure, C20H21N3OS, CAS 354119-22-5](/s/DTGKEIXVLIUTNO-UHFFFAOYSA-N.svg)
3-Amino-N-(4-methylphenyl)-6,7,8,9-tetrahydro-5H-cyclohepta[B]thieno[3,2-E]pyridine-2-carboxamide
CAS 354119-22-5C20H21N3OS
![3-Amino-N-(3-methylphenyl)-6,7,8,9-tetrahydro-5H-cyclohepta[B]thieno[3,2-E]pyridine-2-carboxamide chemical structure, C20H21N3OS, CAS 428483-62-9](/s/PMGJZNOLBOEOKH-UHFFFAOYSA-N.svg)
3-Amino-N-(3-methylphenyl)-6,7,8,9-tetrahydro-5H-cyclohepta[B]thieno[3,2-E]pyridine-2-carboxamide
CAS 428483-62-9C20H21N3OS
![2-[(4-Methylpyrimidin-2-yl)sulfanyl]-1-(3-methyl-1,2,3,4-tetrahydro-9H-carbazol-9-yl)ethanone chemical structure, C20H21N3OS, CAS 727389-94-8](/s/ALHYZLLOLSMNAA-UHFFFAOYSA-N.svg)
2-[(4-Methylpyrimidin-2-yl)sulfanyl]-1-(3-methyl-1,2,3,4-tetrahydro-9H-carbazol-9-yl)ethanone
CAS 727389-94-8C20H21N3OS
![N'-[(5-Ethyl-2-thienyl)methylene]-2-propyl-4-quinolinecarbohydrazide chemical structure, C20H21N3OS, CAS 522636-22-2](/s/KVXJHDODFJHNDX-FYJGNVAPSA-N.svg)
N'-[(5-Ethyl-2-thienyl)methylene]-2-propyl-4-quinolinecarbohydrazide
CAS 522636-22-2C20H21N3OS
4-(1,3-Benzoxazol-2-yl)-N-(3-methylphenyl)piperidine-1-carbothioamide
CAS 605628-30-6C20H21N3OS
![2-(3-Methyl-4-oxospiro[6H-benzo[h]quinazoline-5,1'-cyclohexane]-2-yl)sulfanylacetonitrile chemical structure, C20H21N3OS, CAS 328068-36-6](/s/BWFYBPCGDRGUSQ-UHFFFAOYSA-N.svg)
2-(3-Methyl-4-oxospiro[6H-benzo[h]quinazoline-5,1'-cyclohexane]-2-yl)sulfanylacetonitrile
CAS 328068-36-6C20H21N3OS
3-(1,3-Benzothiazol-2-yl)-1-(4-phenylpiperazin-1-yl)propan-1-one
CAS 744204-59-9C20H21N3OS
3-(1,2,3,4-Tetrahydro-9H-carbazol-9-yl)-N'-(2-thienylmethylene)propanohydrazide
CAS 401649-30-7C20H21N3OS
![2-[(3-Cyano-6,7,8,9-tetrahydro-5H-cyclohepta[b]pyridin-2-yl)sulfanyl]-N-(3-methylphenyl)acetamide chemical structure, C20H21N3OS, CAS 337505-03-0](/s/GRXKWLYYCFSSAW-UHFFFAOYSA-N.svg)
2-[(3-Cyano-6,7,8,9-tetrahydro-5H-cyclohepta[b]pyridin-2-yl)sulfanyl]-N-(3-methylphenyl)acetamide
CAS 337505-03-0C20H21N3OS
3,3-Diphenyl-N-(5-propan-2-yl-1,3,4-thiadiazol-2-yl)propanamide
CAS 690969-87-0C20H21N3OS
2-(4-Benzoylpiperazin-1-yl)-6-ethyl-1,3-benzothiazole
CAS 897467-32-2C20H21N3OS
![N-(2-tert-Butyl-4,6-dihydrothieno[3,4-c]pyrazol-3-yl)naphthalene-1-carboxamide chemical structure, C20H21N3OS, CAS 392255-05-9](/s/IYLSFIMFBCQLLC-UHFFFAOYSA-N.svg)
N-(2-tert-Butyl-4,6-dihydrothieno[3,4-c]pyrazol-3-yl)naphthalene-1-carboxamide
CAS 392255-05-9C20H21N3OS
![5-Allyl-3-amino-4,6-dimethyl-N-(p-tolyl)thieno[2,3-b]pyridine-2-carboxamide chemical structure, C20H21N3OS, CAS 799773-35-6](/s/FWZMDFHVAYPBES-UHFFFAOYSA-N.svg)
5-Allyl-3-amino-4,6-dimethyl-N-(p-tolyl)thieno[2,3-b]pyridine-2-carboxamide
CAS 799773-35-6C20H21N3OS
![1-[2-(7-Methyl-2-oxo-1H-quinolin-3-yl)ethyl]-3-(3-methylphenyl)thiourea chemical structure, C20H21N3OS, CAS 887890-25-7](/s/UHXZRXFNLXZCGI-UHFFFAOYSA-N.svg)
1-[2-(7-Methyl-2-oxo-1H-quinolin-3-yl)ethyl]-3-(3-methylphenyl)thiourea
CAS 887890-25-7C20H21N3OS
![2-[2-(Phenylamino)-1,3-thiazol-4-yl]-N-(3-phenylpropyl)acetamide chemical structure, C20H21N3OS, CAS 1040677-97-1](/s/VRUUQNSBHUDILW-UHFFFAOYSA-N.svg)
2-[2-(Phenylamino)-1,3-thiazol-4-yl]-N-(3-phenylpropyl)acetamide
CAS 1040677-97-1C20H21N3OS
![4-(Dimethylamino)-N-[4-(2,5-dimethylphenyl)-1,3-thiazol-2-yl]benzamide chemical structure, C20H21N3OS, CAS 476295-31-5](/s/XXYAWCXOOGIQRO-UHFFFAOYSA-N.svg)
4-(Dimethylamino)-N-[4-(2,5-dimethylphenyl)-1,3-thiazol-2-yl]benzamide
CAS 476295-31-5C20H21N3OS
4-Phenyl-N-(2-(2-(pyridin-3-yl)thiazol-4-yl)ethyl)butanamide
CAS 863513-46-6C20H21N3OS
![(4-(4,6-Dimethylbenzo[d]thiazol-2-yl)piperazin-1-yl)(phenyl)methanone chemical structure, C20H21N3OS, CAS 897483-05-5](/s/TYVSXQRTNTTZRL-UHFFFAOYSA-N.svg)
(4-(4,6-Dimethylbenzo[d]thiazol-2-yl)piperazin-1-yl)(phenyl)methanone
CAS 897483-05-5C20H21N3OS
![N-[4-[2-Ethyl-4-(3-methylphenyl)-1,3-thiazol-5-yl]pyridin-2-yl]propanamide chemical structure, C20H21N3OS, CAS 365429-11-4](/s/QVEWLQUEUPMWAW-UHFFFAOYSA-N.svg)
N-[4-[2-Ethyl-4-(3-methylphenyl)-1,3-thiazol-5-yl]pyridin-2-yl]propanamide
CAS 365429-11-4C20H21N3OS
4-(1,3-Benzothiazol-2-yl)-N-(3-methylphenyl)tetrahydro-1(2H)-pyridinecarboxamide
CAS 478256-76-7C20H21N3OS
4-(1,3-Benzothiazol-2-yl)-N-(4-methylphenyl)tetrahydro-1(2H)-pyridinecarboxamide
CAS 478081-76-4C20H21N3OS
- 1-[4-(1,3-Benzothiazol-2-yl)piperazin-1-yl]-3-phenylpropan-1-one309271-15-6C20H21N3OS
- 6-Methyl-N,4-bis(4-methylphenyl)-2-thioxo-1,2,3,4-tetrahydropyrimidine-5-carboxamide333767-96-7C20H21N3OS
- 2-(4,6-Dimethylpyrimidin-2-yl)sulfanyl-N-naphthalen-1-ylbutanamide330555-61-8C20H21N3OS
- N-(5-(4-Methylbenzyl)thiazol-2-yl)-2-(p-tolylamino)acetamide854005-55-3C20H21N3OS
- N-(5-Benzylthiazol-2-yl)-2-((2,6-dimethylphenyl)amino)acetamide854005-73-5C20H21N3OS
- 3-Benzyl-6-(piperidin-1-yl)-2-thioxo-2,3-dihydroquinazolin-4(1H)-one689227-92-7C20H21N3OS
- 2-(1H-Indol-3-ylsulfanyl)-1-(4-phenylpiperazin-1-yl)ethanone450351-54-9C20H21N3OS
- 4-(1-Ethyl-1H-benzo[d]imidazol-2-yl)-1-(3-(methylthio)phenyl)pyrrolidin-2-one847397-66-4C20H21N3OS
- (2Z,5Z)-5-[4-(Dimethylamino)benzylidene]-2-[(2,3-dimethylphenyl)imino]-1,3-thiazolidin-4-one314274-84-5C20H21N3OS
- 3-Amino-4-(4-methylphenyl)-6,7,8,9-tetrahydro-5H-cyclohepta[b]thieno[3,2-e]pyridine-2-carboxamide434297-15-1C20H21N3OS
- N-(5-Benzylthiazol-2-yl)-2-((2,5-dimethylphenyl)amino)acetamide854005-71-3C20H21N3OS
- 6-Methyl-N-(2-methylphenyl)-4-(4-methylphenyl)-2-sulfanylidene-3,4-dihydro-1H-pyrimidine-5-carboxamide333767-91-2C20H21N3OS
- N-(2-tert-Butyl-4,6-dihydrothieno[3,4-c]pyrazol-3-yl)naphthalene-2-carboxamide361167-12-6C20H21N3OS
- (2E)-5-Benzyl-2-{(2E)-[4-(propan-2-yl)benzylidene]hydrazinylidene}-1,3-thiazolidin-4-one300771-69-1C20H21N3OS
- 4-tert-Butyl-N-[5-(2-methylphenyl)-1,3,4-thiadiazol-2-yl]benzamide345614-74-6C20H21N3OS
- 5-Allyl-3-amino-4,6-dimethyl-N-(o-tolyl)thieno[2,3-b]pyridine-2-carboxamide797799-94-1C20H21N3OS
- N-(5-(4-Methylbenzyl)thiazol-2-yl)-2-(o-tolylamino)acetamide854005-53-1C20H21N3OS
- N-(5-Benzylthiazol-2-yl)-2-((2-ethylphenyl)amino)acetamide854005-75-7C20H21N3OS
- N-(3,4-Dimethylphenyl)-2-((4-phenyl-1H-imidazol-2-yl)thio)propanamide332101-64-1C20H21N3OS
- N-(2,3-Dimethylphenyl)-6-methyl-4-phenyl-2-thioxo-1,2,3,4-tetrahydropyrimidine-5-carboxamide372975-08-1C20H21N3OS
- N-[(1-Ethyl-1H-pyrazol-4-yl)methyl]-2-phenyl-2-(phenylsulfanyl)acetamide514818-50-9C20H21N3OS
- 2-((2,2-Dimethyl-5-(p-tolyl)-2H-imidazol-4-yl)thio)-N-phenylacetamide899913-91-8C20H21N3OS
- 2-((1,5-di-p-Tolyl-1H-imidazol-2-yl)thio)-N-methylacetamide1207005-59-1C20H21N3OS
- (1H-Indol-3-yl)(4-((pyridin-2-ylthio)methyl)piperidin-1-yl)methanone1421499-12-8C20H21N3OS
- 5-FAM-Amyloid b-Protein (1-40) trifluoroacetate salt1678416-08-4C20H21N3OS
- N-(2,3-Dimethylphenyl)-2-[1-(3-methylphenyl)imidazol-2-yl]sulfanylacetamide851131-07-2C20H21N3OS
- 4-{4-Allyl-5-[(3-methylbenzyl)sulfanyl]-4H-1,2,4-triazol-3-yl}phenyl methyl ether853195-88-7C20H21N3OS
- 2-Cyclohexyl-N-(4-(thiazolo[5,4-b]pyridin-2-yl)phenyl)acetamide863588-68-5C20H21N3OS
- N-{4-[(5-Methyl-3-oxo-1-cyclohexenyl)amino]phenyl}-N'-phenylthiourea946386-93-2C20H21N3OS
- 2-[4-(Butylamino)quinazolin-2-yl]sulfanyl-1-phenylethanone422532-87-4C20H21N3OS
- N-(2-(1H-Pyrrol-1-yl)quinolin-8-yl)-2-(cyclopentylthio)acetamide1251559-45-1C20H21N3OS
- 2-(Methylthio)-N-(3-(2-phenyl-1H-imidazol-1-yl)propyl)benzamide1421517-54-5C20H21N3OS
- 2-((1-Ethyl-5-phenyl-1H-imidazol-2-yl)thio)-N-(p-tolyl)acetamide862555-27-9C20H21N3OS
- N-Methyl-N-[5-(4-methylphenyl)-1,3,4-thiadiazol-2-yl]-2-phenylbutanamide497248-66-5C20H21N3OS
- 2-[1-(2,3-Dimethylphenyl)imidazol-2-yl]sulfanyl-N-(4-methylphenyl)acetamide851131-51-6C20H21N3OS
- 2-(4-Isopropylanilino)-2-phenyl-N-(1,3-thiazol-2-yl)acetamide1008064-68-3C20H21N3OS
- 1-[4-(6-Methyl-1,3-benzothiazol-2-yl)piperazin-1-yl]-2-phenylethanone897467-75-3C20H21N3OS
- 2-(1-Adamantylmethyl)-[1,3,4]thiadiazolo[2,3-b]quinazolin-5-one895961-89-4C20H21N3OS
- N-(4-Ethylphenyl)-2-((1-methyl-5-phenyl-1H-imidazol-2-yl)thio)acetamide932459-74-0C20H21N3OS
- 2-((1,5-Diphenyl-1H-imidazol-2-yl)thio)-N-isopropylacetamide1207022-12-5C20H21N3OS
- 2-((2,4-Dimethylphenyl)amino)-N-(1-phenylethyl)thiazole-4-carboxamide1211624-80-4C20H21N3OS
- 1-((4-Methyl-2-(o-tolyl)thiazol-5-yl)methyl)-3-(o-tolyl)urea1448030-85-0C20H21N3OS
- 2-(Benzylthio)-N-cyclopropyl-N-(imidazo[1,2-a]pyridin-3-ylmethyl)acetamide1448072-33-0C20H21N3OS
- 1-(4-Methoxyphenyl)-4-(4-phenyl-1,3-thiazol-2-yl)piperazine685107-19-1C20H21N3OS
- N-Mesityl-2-((1-phenyl-1H-imidazol-2-yl)thio)acetamide688335-56-0C20H21N3OS
- 2-[1-(3,5-Dimethylphenyl)imidazol-2-yl]sulfanyl-N-(3-methylphenyl)acetamide851131-93-6C20H21N3OS
- N-(3,5-Dimethylphenyl)-2-((1-(m-tolyl)-1H-imidazol-2-yl)thio)acetamide851131-10-7C20H21N3OS
- 4-tert-Butyl-N-[5-(4-methylphenyl)-1,3,4-thiadiazol-2-yl]benzamide391227-20-6C20H21N3OS
- 2-[1-(3,5-Dimethylphenyl)imidazol-2-yl]sulfanyl-N-(4-methylphenyl)acetamide851131-92-5C20H21N3OS
- N-(4-Ethylphenyl)-2-((1-(m-tolyl)-1H-imidazol-2-yl)thio)acetamide851131-26-5C20H21N3OS
- 3,4-Dimethyl-N-(2-((5-phenyl-1H-imidazol-2-yl)thio)ethyl)benzamide886897-55-8C20H21N3OS
- N-(3-Methylphenyl)-2-[[4-(2-methyl-4-thiazolyl)phenyl]amino]propanamide1048994-22-4C20H21N3OS
- [4-Methyl-2-(1H-pyrrol-1-yl)-1,3-thiazol-5-yl](4-phenylpiperidin-1-yl)methanone1282098-42-3C20H21N3OS
- 1-(4-Phenylpiperidin-1-yl)-2-[2-(1H-pyrrol-1-yl)-1,3-thiazol-4-yl]ethanone1282129-96-7C20H21N3OS
- 4-Phenyl-N-[5-(2-phenylethyl)-1,3,4-thiadiazol-2-yl]butanamide701241-30-7C20H21N3OS
- N-[4-(2,5-Dimethylphenyl)-5-propyl-1,3-thiazol-2-yl]pyridine-3-carboxamide333433-31-1C20H21N3OS
- 2-[1-(2,3-Dimethylphenyl)imidazol-2-yl]sulfanyl-N-(3-methylphenyl)acetamide851131-52-7C20H21N3OS
- N-(2-Methyl-3-{[1,3]thiazolo[5,4-B]pyridin-2-YL}phenyl)cyclohexanecarboxamide863593-56-0C20H21N3OS
- 2-Methyl-N-[5-(2,3,5,6-tetramethylphenyl)-1,3,4-thiadiazol-2-yl]benzamide391226-28-1C20H21N3OS
- N-(2,5-Dimethylphenyl)-2-[1-(3-methylphenyl)imidazol-2-yl]sulfanylacetamide851131-08-3C20H21N3OS
- N-(2,4-Dimethylphenyl)-2-[1-(3-methylphenyl)imidazol-2-yl]sulfanylacetamide851131-09-4C20H21N3OS
- 3,5-Dimethyl-N-[5-(2,4,6-trimethylphenyl)-1,3,4-thiadiazol-2-yl]benzamide391227-44-4C20H21N3OS
- 3-Methyl-N-[5-(2,3,5,6-tetramethylphenyl)-1,3,4-thiadiazol-2-yl]benzamide391226-23-6C20H21N3OS
- 4-Methyl-N-[5-(2,3,5,6-tetramethylphenyl)-1,3,4-thiadiazol-2-yl]benzamide391226-19-0C20H21N3OS
- N-(2-Methyl-5-(thiazolo[5,4-b]pyridin-2-yl)phenyl)cyclohexanecarboxamide863594-20-1C20H21N3OS
- N-(Benzo[d]thiazol-2-yl)-N-(pyridin-2-ylmethyl)cyclohexanecarboxamide898351-15-0C20H21N3OS
- (4-(4-Ethylbenzo[d]thiazol-2-yl)piperazin-1-yl)(phenyl)methanone897475-96-6C20H21N3OS
- 1-Benzyl-N-cyclopentyl-3-(thiophen-2-yl)-1H-pyrazole-4-carboxamide956964-53-7C20H21N3OS
- 1-Amino-N-benzyl-5-methyl-6H,7H,8H,9H-thieno[2,3-C]isoquinoline-2-carboxamide443661-56-1C20H21N3OS
- 4-Methyl-N-(2-((5-(p-tolyl)-1H-imidazol-2-yl)thio)ethyl)benzamide897454-53-4C20H21N3OS
- 2-Phenyl-N-(2-((5-(p-tolyl)-1H-imidazol-2-yl)thio)ethyl)acetamide897455-21-9C20H21N3OS
- 3,5-Dimethyl-N-(2-((5-phenyl-1H-imidazol-2-yl)thio)ethyl)benzamide886897-59-2C20H21N3OS
- N-(2-((5-Phenyl-1H-imidazol-2-yl)thio)ethyl)-2-(m-tolyl)acetamide886898-95-9C20H21N3OS
- N-(3,4-Dimethylphenyl)-1-(thiophen-2-yl)-3,4-dihydropyrrolo[1,2-a]pyrazine-2(1H)-carboxamide899942-58-6C20H21N3OS
- N-Phenethyl-1-(thiophen-2-yl)-3,4-dihydropyrrolo[1,2-a]pyrazine-2(1H)-carboxamide899942-56-4C20H21N3OS
- 4-Methyl-N-(4-phenylbutan-2-yl)-2-(pyridin-3-yl)-1,3-thiazole-5-carboxamide948644-03-9C20H21N3OS
Frequently asked questions
What is the molar mass of C20H21N3OS?
The molar mass of C20H21N3OS is 351.47 g/mol, calculated from standard atomic weights for 20 carbon atoms, 21 hydrogen atoms, 3 nitrogen atoms, 1 oxygen atom and 1 sulfur atom. The monoisotopic mass is 351.1405 Da.
How many compounds have the formula C20H21N3OS?
CompoundList lists 149 compounds with the molecular formula C20H21N3OS, including 3-Amino-N-(2,3-DI-ME-PH)-5,6,7,8-tetrahydrothieno(2,3-B)quinoline-2-carboxamide, 1-(3,5-Dimethyl-1H-pyrazol-1-yl)-3-(10H-phenothiazin-10-yl)propan-2-ol, 2-[[3-Ethyl-4-oxospiro[benzo[h]quinazoline-5(3H),1'-cyclopentane]-2(6H)-yl]thio]acetonitrile. 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 C20H21N3OS?
C20H21N3OS has a degree of unsaturation of 12. 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.