Molecular formula
C21H17N3OS
86 compounds have this formula on CompoundList.
- Molar mass
- 359.45g/mol
- Monoisotopic mass
- 359.1092Da
- Atoms
- 43
- Elements
- 5
- Rings plus double bonds
- 15
The formula C21H17N3OS describes a molecule made of 21 carbon atoms, 17 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 × 2170.17%12.011 × 21 = 252.231 g/mol
- H Hydrogen × 174.77%1.008 × 17 = 17.136 g/mol
- N Nitrogen × 311.69%14.007 × 3 = 42.021 g/mol
- O Oxygen × 14.45%15.999 × 1 = 15.999 g/mol
- S Sulfur × 18.92%32.06 × 1 = 32.060 g/mol
Look up another formula
Compounds with the formula C21H17N3OS
Isomers we list, best known first. Open one to see its structure, properties, safety data and suppliers.
Showing 1 to 86 of 86 compounds
3-Amino-N-(2-naphthyl)-6,7-dihydro-5H-cyclopenta(B)thieno(3,2-E)pyridine-2-carboxamide
CAS 400864-35-9C21H17N3OS
![2-[(5-Methyl-3-phenylpyrazolo[1,5-a]pyrimidin-7-yl)sulfanyl]-1-phenylethanone chemical structure, C21H17N3OS, CAS 849828-86-0](/s/DQASJNKQROFLIM-UHFFFAOYSA-N.svg)
2-[(5-Methyl-3-phenylpyrazolo[1,5-a]pyrimidin-7-yl)sulfanyl]-1-phenylethanone
CAS 849828-86-0C21H17N3OS
N-(2-(2-(Pyridin-3-yl)thiazol-4-yl)ethyl)-1-naphthamide
CAS 863513-44-4C21H17N3OS
Ogremorphin
CAS 352563-21-4C21H17N3OS
![N'-[3-Cyano-4-(2-thienyl)-4H-benzo[h]chromen-2-yl]-N,N-dimethyliminoformamide chemical structure, C21H17N3OS, CAS 860787-49-1](/s/OPJLBCKONXTIPI-YDZHTSKRSA-N.svg)
N'-[3-Cyano-4-(2-thienyl)-4H-benzo[h]chromen-2-yl]-N,N-dimethyliminoformamide
CAS 860787-49-1C21H17N3OS
![N-[3-(1,3-Benzothiazol-2-yl)phenyl]-N-(pyridin-3-ylmethyl)acetamide chemical structure, C21H17N3OS, CAS 847471-53-8](/s/IQXGHYCPBBETEO-UHFFFAOYSA-N.svg)
N-[3-(1,3-Benzothiazol-2-yl)phenyl]-N-(pyridin-3-ylmethyl)acetamide
CAS 847471-53-8C21H17N3OS
![N-[4-(1H-Benzimidazol-2-yl)phenyl]-2-phenylsulfanylacetamide chemical structure, C21H17N3OS, CAS 378219-87-5](/s/BMZWCKKORAOHAV-UHFFFAOYSA-N.svg)
N-[4-(1H-Benzimidazol-2-yl)phenyl]-2-phenylsulfanylacetamide
CAS 378219-87-5C21H17N3OS
![N-[4-(6-Methyl-1,3-benzothiazol-2-yl)phenyl]-N'-phenylurea chemical structure, C21H17N3OS, CAS 10262-32-5](/s/OWRHSVKKNAEKSL-UHFFFAOYSA-N.svg)
N-[4-(6-Methyl-1,3-benzothiazol-2-yl)phenyl]-N'-phenylurea
CAS 10262-32-5C21H17N3OS
![3-Methyl-N-(2-methyl-5-{[1,3]thiazolo[5,4-B]pyridin-2-YL}phenyl)benzamide chemical structure, C21H17N3OS, CAS 863594-21-2](/s/YKRDHVWBMSMVOB-UHFFFAOYSA-N.svg)
3-Methyl-N-(2-methyl-5-{[1,3]thiazolo[5,4-B]pyridin-2-YL}phenyl)benzamide
CAS 863594-21-2C21H17N3OS
![1-(Indolin-1-yl)-2-(6-phenylimidazo[2,1-b]thiazol-3-yl)ethanone chemical structure, C21H17N3OS, CAS 895801-18-0](/s/DDYBCYLPQYQWFR-UHFFFAOYSA-N.svg)
1-(Indolin-1-yl)-2-(6-phenylimidazo[2,1-b]thiazol-3-yl)ethanone
CAS 895801-18-0C21H17N3OS
![N-(3-(Thiazolo[5,4-b]pyridin-2-yl)phenyl)-2-(m-tolyl)acetamide chemical structure, C21H17N3OS, CAS 863592-46-5](/s/SUMZEQYKBAEHIX-UHFFFAOYSA-N.svg)
N-(3-(Thiazolo[5,4-b]pyridin-2-yl)phenyl)-2-(m-tolyl)acetamide
CAS 863592-46-5C21H17N3OS
![N-(2-Methyl-3-{[1,3]thiazolo[5,4-b]pyridin-2-yl}phenyl)-2-phenylacetamide chemical structure, C21H17N3OS, CAS 863593-24-2](/s/DHSXOZDWKXFBPQ-UHFFFAOYSA-N.svg)
N-(2-Methyl-3-{[1,3]thiazolo[5,4-b]pyridin-2-yl}phenyl)-2-phenylacetamide
CAS 863593-24-2C21H17N3OS
![Indolin-1-yl(3-methyl-6-phenylimidazo[2,1-b]thiazol-2-yl)methanone chemical structure, C21H17N3OS, CAS 852132-81-1](/s/MWCAJOUNLCUCMM-UHFFFAOYSA-N.svg)
Indolin-1-yl(3-methyl-6-phenylimidazo[2,1-b]thiazol-2-yl)methanone
CAS 852132-81-1C21H17N3OS
2-(Naphthalen-1-yl)-N-(5-(p-tolyl)-1,3,4-thiadiazol-2-yl)acetamide
CAS 392243-65-1C21H17N3OS
s-Triazole-2-thiol, 5-(4-biphenylyloxymethyl)-1-phenyl-
CAS 68869-43-2C21H17N3OS
1-(1,3-Benzothiazol-2-yl)-1-benzyl-3-phenylurea
CAS 331244-36-1C21H17N3OS
3-(4-Methoxyphenyl)-N,2-diphenyl-1,2,4-thiadiazol-5-imine
CAS 324579-74-0C21H17N3OS
2-(4-Ethylphenyl)-N-(1,3-thiazol-2-yl)quinoline-4-carboxamide
CAS 352691-56-6C21H17N3OS
N-(4-(4-(1-Naphthylamino)-3,5-thiazolyl)phenyl)ethanamide
CAS 797795-87-0C21H17N3OS
![5-[4-(Benzyloxy)phenyl]-4-phenyl-4H-1,2,4-triazole-3-thiol chemical structure, C21H17N3OS, CAS 189372-24-5](/s/OYGRFXCVIXBGAX-UHFFFAOYSA-N.svg)
5-[4-(Benzyloxy)phenyl]-4-phenyl-4H-1,2,4-triazole-3-thiol
CAS 189372-24-5C21H17N3OS
![4-[(Z)-1-Cyano-2-{6-[(2-hydroxyethyl)(methyl)amino]-1-benzothiophen-2-yl}ethenyl]benzonitrile chemical structure, C21H17N3OS, CAS 2530162-00-4](/s/WXTHEUULEXARCU-WOJGMQOQSA-N.svg)
4-[(Z)-1-Cyano-2-{6-[(2-hydroxyethyl)(methyl)amino]-1-benzothiophen-2-yl}ethenyl]benzonitrile
CAS 2530162-00-4C21H17N3OS
3-(Cinnamylthio)-5-(furan-2-yl)-4-phenyl-4H-1,2,4-triazole
CAS 325694-37-9C21H17N3OS
2-(5-Ethylthiophen-2-yl)-N-pyridin-3-ylquinoline-4-carboxamide
CAS 438226-37-0C21H17N3OS
6-Methyl-2-(pyridin-3-yl)-N-(thiophen-2-ylmethyl)quinoline-4-carboxamide
CAS 667440-50-8C21H17N3OS
- N-(2-(1H-Pyrrol-1-yl)quinolin-8-yl)-2-(methylthio)benzamide1226429-20-4C21H17N3OS
- 2-(3,4-Dihydroisoquinolin-2(1H)-yl)-7-phenylthieno[3,2-d]pyrimidin-4(3H)-one1226441-61-7C21H17N3OS
- 2-Methyl-3-phenyl-8-(2-thienyl)-8,9-dihydropyrazolo[1,5-a]quinazolin-6(7H)-one876668-12-1C21H17N3OS
- 2-(Naphthalen-1-yl)-N-(5-(o-tolyl)-1,3,4-thiadiazol-2-yl)acetamide392243-47-9C21H17N3OS
- 2-(Naphthalen-1-yl)-N-(5-(m-tolyl)-1,3,4-thiadiazol-2-yl)acetamide392241-49-5C21H17N3OS
- 2-(1,3-Benzothiazol-2-yl)-N-[(4-methylphenyl)methyl]pyridine-3-carboxamide873856-60-1C21H17N3OS
- 8-Methyl-2-(pyridin-3-yl)-N-(thiophen-2-ylmethyl)quinoline-4-carboxamide669726-12-9C21H17N3OS
- 2-(1H-Benzimidazol-2-ylsulfanyl)-N,N-diphenylacetamide51171-42-7C21H17N3OS
- 3-Methyl-N-(2-methyl-3-(thiazolo[5,4-b]pyridin-2-yl)phenyl)benzamide863593-57-1C21H17N3OS
- 4-Methyl-N-(2-methyl-5-{[1,3]thiazolo[5,4-B]pyridin-2-YL}phenyl)benzamide863594-22-3C21H17N3OS
- 1-(1,3-Benzothiazol-2-yl)-6-(4-methylphenyl)-1,5,6,7-tetrahydro-4H-indazol-4-one896668-68-1C21H17N3OS
- 1-(1,3-Benzothiazol-2-yl)-6-(3-methylphenyl)-1,5,6,7-tetrahydro-4H-indazol-4-one896668-70-5C21H17N3OS
- 1-(1,3-Benzothiazol-2-yl)-6-(2-methylphenyl)-1,5,6,7-tetrahydro-4H-indazol-4-one896668-71-6C21H17N3OS
- 6-Methyl-2-(pyridin-4-yl)-N-(thiophen-2-ylmethyl)quinoline-4-carboxamide724758-24-1C21H17N3OS
- N-(3-(1H-Benzo[d]imidazol-2-yl)phenyl)-2-(phenylthio)acetamide724757-73-7C21H17N3OS
- N-(4-(1H-Benzo[d]imidazol-2-yl)phenyl)-3-(methylthio)benzamide896338-56-0C21H17N3OS
- N-(3-(1H-Benzo[d]imidazol-2-yl)phenyl)-4-(methylthio)benzamide896353-45-0C21H17N3OS
- N-(Benzo[d]thiazol-2-yl)-2-phenyl-N-(pyridin-2-ylmethyl)acetamide886904-97-8C21H17N3OS
- 2-Methyl-N-{[5-(thiophen-3-yl)pyridin-3-yl]methyl}quinoline-8-carboxamide1795361-99-7C21H17N3OS
- 4-(1H-Pyrrol-1-yl)-N-{[5-(thiophen-3-yl)pyridin-3-yl]methyl}benzamide1788679-54-8C21H17N3OS
- 4-(1H-Pyrrol-1-yl)-N-((2-(thiophen-2-yl)pyridin-3-yl)methyl)benzamide2034399-21-6C21H17N3OS
- 4-(1H-Pyrrol-1-yl)-N-((2-(thiophen-3-yl)pyridin-3-yl)methyl)benzamide2034433-70-8C21H17N3OS
- 4-(1H-Pyrrol-1-yl)-N-((5-(thiophen-2-yl)pyridin-3-yl)methyl)benzamide2034252-19-0C21H17N3OS
- 3,4-Dimethyl-N-(3-{[1,3]thiazolo[5,4-B]pyridin-2-YL}phenyl)benzamide863592-44-3C21H17N3OS
- 3,5-Dimethyl-N-(3-{[1,3]thiazolo[5,4-B]pyridin-2-YL}phenyl)benzamide863589-38-2C21H17N3OS
- 1-(4-(Naphthalen-1-yl)thiazol-2-yl)-3-(m-tolyl)urea392237-12-6C21H17N3OS
- N-[(E)-(3-Methyl-1,3-benzothiazol-2-ylidene)amino]-4-phenylbenzamide330465-94-6C21H17N3OS
- N-[4-(4-Cyanophenyl)-1,3-thiazol-2-yl]-5,6,7,8-tetrahydronaphthalene-2-carboxamide681168-41-2C21H17N3OS
- 3,5-Dimethyl-N-(4-(thiazolo[5,4-b]pyridin-2-yl)phenyl)benzamide863588-67-4C21H17N3OS
- 3,4-Dimethyl-N-(4-(thiazolo[5,4-b]pyridin-2-yl)phenyl)benzamide863588-89-0C21H17N3OS
- 2-{3-[(E)-2-(3-Methylthiophen-2-yl)ethenyl]-1-phenyl-1H-1,2,4-triazol-5-yl}phenol693268-30-3C21H17N3OS
- N-[(E)-(2-Phenylmethoxyphenyl)methylideneamino]-1,3-benzothiazol-2-amine5721-03-9C21H17N3OS
- (2Z)-3-Oxo-N,3-diphenyl-2-(phenylhydrazinylidene)propanethioamide75872-49-0C21H17N3OS
- N-(2-(1H-Benzo[d]imidazol-2-yl)phenyl)-2-(phenylthio)acetamide895483-89-3C21H17N3OS
- N-(2-(1H-Benzo[d]imidazol-2-yl)phenyl)-2-(methylthio)benzamide896346-41-1C21H17N3OS
- N-(4-(1H-Benzo[d]imidazol-2-yl)phenyl)-2-(methylthio)benzamide896347-95-8C21H17N3OS
- N-(3-(1H-Benzo[d]imidazol-2-yl)phenyl)-2-(methylthio)benzamide896348-71-3C21H17N3OS
- N-(2-(1H-Benzo[d]imidazol-2-yl)phenyl)-3-(methylthio)benzamide896357-67-8C21H17N3OS
- N-(3-(1H-Benzo[d]imidazol-2-yl)phenyl)-3-(methylthio)benzamide896339-34-7C21H17N3OS
- N-(2-(1H-Benzo[d]imidazol-2-yl)phenyl)-4-(methylthio)benzamide896351-40-9C21H17N3OS
- N-(4-(1H-Benzo[d]imidazol-2-yl)phenyl)-4-(methylthio)benzamide896352-93-5C21H17N3OS
- N-(4-Methylbenzo[d]thiazol-2-yl)-N-(pyridin-2-ylmethyl)benzamide900005-00-7C21H17N3OS
- N-(4-(3-Cyclopropylpyridin-2-yloxy)phenyl)benzo[d]thiazol-2-amine1227173-58-1C21H17N3OS
- N-(2-(2-Methylthiazol-4-yl)phenyl)-4-(1H-pyrrol-1-yl)benzamide1798046-22-6C21H17N3OS
- 4-(1H-Pyrrol-1-yl)-N-((2-(thiophen-2-yl)pyridin-4-yl)methyl)benzamide2034339-33-6C21H17N3OS
- 4-(1H-Pyrrol-1-yl)-N-((2-(thiophen-3-yl)pyridin-4-yl)methyl)benzamide2034477-21-7C21H17N3OS
- 4-Methyl-N-{[2-(thiophen-2-yl)pyridin-3-yl]methyl}quinoline-6-carboxamide2329440-67-5C21H17N3OS
- 2-(Naphthalen-1-yl)-N-{[3-(thiophen-2-yl)pyrazin-2-yl]methyl}acetamide2034425-91-5C21H17N3OS
- (2-(1H-Indol-2-yl)thiazol-4-yl)(2-methylindolin-1-yl)methanone1172232-10-8C21H17N3OS
- 3-[Hydroxy(diphenyl)methyl]-4-phenyl-1H-1,2,4-triazole-5-thione21358-28-1C21H17N3OS
- 1-[(2-Oxoacenaphthylen-1-ylidene)amino]-3-(2-phenylethyl)thiourea6577-31-7C21H17N3OS
- 2-(1,3-Benzothiazol-2-yl)-N-benzyl-N-methylpyridine-3-carboxamide873856-36-1C21H17N3OS
- 3-(2-Methylphenyl)-2-{[(pyridin-2-yl)sulfanyl]methyl}quinazolin-4(3H)-one61554-84-5C21H17N3OS
- 3-Methyl-2-methylsulfanyl-5-naphthalen-2-yl-6-pyridin-4-yl-3H-pyrimidin-4-one534602-33-0C21H17N3OS
- 2-Cyano-3-(4-phenyl-1,3-thiazol-2-yl)-N-(1-phenylethyl)prop-2-enamide1252558-14-7C21H17N3OS
- 5-Cyclopropyl-3-[4-(phenylsulfanyl)phenyl]pyrazolo[1,5-a]pyrimidin-7(1H)-one142664-23-1C21H17N3OS
- N-(2-Benzylidene-1-phenylhydrazinecarbothioyl)benzamide62256-39-7C21H17N3OS
- 6-Phenyl-8-(3-phenyl-1,2,4-thiadiazol-5-yl)-8-azabicyclo[3.2.1]oct-3-en-2-one1212215-80-9C21H17N3OS
- 1-[5-[5-[(3-Quinolinylamino)methyl]-2-pyridinyl]-2-thienyl]ethanone1039454-61-9C21H17N3OS
- Thieno[2,3-c]pyridine-2-carboxamide,7-amino-4-(4'-methyl[1,1'-biphenyl]-3-yl)-870238-50-9C21H17N3OS
- Thieno[2,3-c]pyridine-2-carboxamide,7-amino-4-(2'-methyl[1,1'-biphenyl]-3-yl)-870238-53-2C21H17N3OS
- Endo-6-phenyl-8-(3-phenyl-1,2,4-thiadiazol-5-yl)-8-azabicyclo[3.2.1]oct-3-en-2-one71879-90-8C21H17N3OS
Frequently asked questions
What is the molar mass of C21H17N3OS?
The molar mass of C21H17N3OS is 359.45 g/mol, calculated from standard atomic weights for 21 carbon atoms, 17 hydrogen atoms, 3 nitrogen atoms, 1 oxygen atom and 1 sulfur atom. The monoisotopic mass is 359.1092 Da.
How many compounds have the formula C21H17N3OS?
CompoundList lists 86 compounds with the molecular formula C21H17N3OS, including 3-Amino-N-(2-naphthyl)-6,7-dihydro-5H-cyclopenta(B)thieno(3,2-E)pyridine-2-carboxamide, 2-[(5-Methyl-3-phenylpyrazolo[1,5-a]pyrimidin-7-yl)sulfanyl]-1-phenylethanone, N-(2-(2-(Pyridin-3-yl)thiazol-4-yl)ethyl)-1-naphthamide. 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 C21H17N3OS?
C21H17N3OS has a degree of unsaturation of 15. 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.