C21H18N6O3S
40 compounds have this formula on CompoundList.
- Molar mass
- 434.47g/mol
- Monoisotopic mass
- 434.1161Da
- Atoms
- 49
- Elements
- 5
- Rings plus double bonds
- 16
The formula C21H18N6O3S describes a molecule made of 21 carbon atoms, 18 hydrogen atoms, 6 nitrogen atoms, 3 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 × 2158.05%12.011 × 21 = 252.231 g/mol
- H Hydrogen × 184.18%1.008 × 18 = 18.144 g/mol
- N Nitrogen × 619.34%14.007 × 6 = 84.042 g/mol
- O Oxygen × 311.05%15.999 × 3 = 47.997 g/mol
- S Sulfur × 17.38%32.06 × 1 = 32.060 g/mol
Compounds with the formula C21H18N6O3S
Isomers we list, best known first. Open one to see its structure, properties, safety data and suppliers.
Showing 1 to 40 of 40 compounds
![4-[({[4-(Furan-2-ylmethyl)-5-(pyridin-4-yl)-4H-1,2,4-triazol-3-yl]sulfanyl}acetyl)amino]benzamide chemical structure, C21H18N6O3S, CAS 577962-98-2](/s/JFCCDTSBNGSYKB-UHFFFAOYSA-N.svg)
![N-(2-Aminophenyl)-5-{1-[2-(3-nitrophenyl)ethyl]-1H-1,2,3-triazol-4-yl}thiophene-2-carboxamide chemical structure, C21H18N6O3S, CAS 1451042-19-5](/s/AXAUXMXVFLCQQK-UHFFFAOYSA-N.svg)
![4-[({[4-(Furan-2-ylmethyl)-5-(pyridin-3-yl)-4H-1,2,4-triazol-3-yl]sulfanyl}acetyl)amino]benzamide chemical structure, C21H18N6O3S, CAS 741274-30-6](/s/RAFNRZUCCNHXGV-UHFFFAOYSA-N.svg)
![2-((3-Benzyl-3H-[1,2,3]triazolo[4,5-d]pyrimidin-7-yl)thio)-N-(2,3-dihydrobenzo[b][1,4]dioxin-6-yl)acetamide chemical structure, C21H18N6O3S, CAS 863452-88-4](/s/IGKWCZCLZMWJJQ-UHFFFAOYSA-N.svg)
![Ethyl 4-(2-((3-(pyridin-2-yl)-[1,2,4]triazolo[4,3-b]pyridazin-6-yl)thio)acetamido)benzoate chemical structure, C21H18N6O3S, CAS 868967-71-9](/s/ZTOGEJPXIXXXSI-UHFFFAOYSA-N.svg)
![Ethyl 2-(2-((6-(pyridin-3-yl)-[1,2,4]triazolo[4,3-b]pyridazin-3-yl)thio)acetamido)benzoate chemical structure, C21H18N6O3S, CAS 894058-22-1](/s/BRHOSEACPPTRAJ-UHFFFAOYSA-N.svg)
![2-Cyano-N-(2,5-dimethylphenyl)-3-{4-[(4-methyl-4H-1,2,4-triazol-3-yl)sulfanyl]-3-nitrophenyl}prop-2-enamide chemical structure, C21H18N6O3S, CAS 1164556-19-7](/s/SIZIDCYOWXEZNR-CXUHLZMHSA-N.svg)
![N-(2-(6-((4-Nitrobenzyl)thio)-[1,2,4]triazolo[4,3-b]pyridazin-3-yl)ethyl)benzamide chemical structure, C21H18N6O3S, CAS 872994-33-7](/s/HZAOQCOHFPBCQP-UHFFFAOYSA-N.svg)
![Methyl 4-(2-((3-(p-tolyl)-3H-[1,2,3]triazolo[4,5-d]pyrimidin-7-yl)thio)acetamido)benzoate chemical structure, C21H18N6O3S, CAS 863459-54-5](/s/MMCHUAPZAJIDQO-UHFFFAOYSA-N.svg)
![N-(3-Acetamidophenyl)-2-({7-oxo-5-phenyl-7H,8H-[1,2,4]triazolo[4,3-a]pyrimidin-3-yl}sulfanyl)acetamide chemical structure, C21H18N6O3S, CAS 894997-82-1](/s/KSAMEEHBBRBRFW-UHFFFAOYSA-N.svg)
![N-(4-Acetamidophenyl)-2-({7-oxo-5-phenyl-7H,8H-[1,2,4]triazolo[4,3-a]pyrimidin-3-yl}sulfanyl)acetamide chemical structure, C21H18N6O3S, CAS 894997-90-1](/s/BXUQAVDQAPYFNB-UHFFFAOYSA-N.svg)
![N-(2,4-Dimethylphenyl)-2-((6-(3-nitrophenyl)-[1,2,4]triazolo[4,3-b]pyridazin-3-yl)thio)acetamide chemical structure, C21H18N6O3S, CAS 891121-55-4](/s/WWBCJSQIUDXTNR-UHFFFAOYSA-N.svg)
![N-(2,3-Dihydrobenzo[b][1,4]dioxin-6-yl)-2-((3-(p-tolyl)-3H-[1,2,3]triazolo[4,5-d]pyrimidin-7-yl)thio)acetamide chemical structure, C21H18N6O3S, CAS 863459-47-6](/s/WKPDDARODBTFGS-UHFFFAOYSA-N.svg)
![N-(4-Acetylphenyl)-2-((3-(4-methoxyphenyl)-3H-[1,2,3]triazolo[4,5-d]pyrimidin-7-yl)thio)acetamide chemical structure, C21H18N6O3S, CAS 863500-56-5](/s/MKMYGMYTUJTQLP-UHFFFAOYSA-N.svg)
![Ethyl 2-(2-((3-(pyridin-3-yl)-[1,2,4]triazolo[4,3-b]pyridazin-6-yl)thio)acetamido)benzoate chemical structure, C21H18N6O3S, CAS 868968-85-8](/s/LFQQAXXKDPGTHL-UHFFFAOYSA-N.svg)
![Ethyl 4-(2-((3-(pyridin-3-yl)-[1,2,4]triazolo[4,3-b]pyridazin-6-yl)thio)acetamido)benzoate chemical structure, C21H18N6O3S, CAS 868968-86-9](/s/JPZMKZLINAFRAR-UHFFFAOYSA-N.svg)
![Ethyl 4-(2-((3-(pyridin-4-yl)-[1,2,4]triazolo[4,3-b]pyridazin-6-yl)thio)acetamido)benzoate chemical structure, C21H18N6O3S, CAS 868969-95-3](/s/ANEITXPVGNWHTF-UHFFFAOYSA-N.svg)
![5-({3-[4-(Propan-2-yloxy)phenyl]-1,2,4-oxadiazol-5-yl}methyl)-2-(thiophen-2-yl)-4H,5H-pyrazolo[1,5-d][1,2,4]triazin-4-one chemical structure, C21H18N6O3S, CAS 1251615-97-0](/s/XZGZENIRJPSISV-UHFFFAOYSA-N.svg)
![Methyl 5-benzyl-2-({[4-(1H-tetrazol-1-yl)phenyl]acetyl}amino)-1,3-thiazole-4-carboxylate chemical structure, C21H18N6O3S, CAS 1574360-45-4](/s/LXSISAUCAWRWGT-UHFFFAOYSA-N.svg)
![4-[({[4-(Furan-2-ylmethyl)-5-(pyridin-2-yl)-4H-1,2,4-triazol-3-yl]sulfanyl}acetyl)amino]benzamide chemical structure, C21H18N6O3S, CAS 577963-78-1](/s/DAVPWBZXUHKWRW-UHFFFAOYSA-N.svg)
- N-[(4-Methylphenyl)methyl]-2-{[6-(3-nitrophenyl)-[1,2,4]triazolo[4,3-b]pyridazin-3-yl]sulfanyl}acetamide891123-95-8C21H18N6O3S
- N-[2-(6-{[(3-Nitrophenyl)methyl]sulfanyl}-[1,2,4]triazolo[4,3-b]pyridazin-3-yl)ethyl]benzamide897619-54-4C21H18N6O3S
- 2-((1-(2,4-Dimethylphenyl)-1H-pyrazolo[3,4-d]pyrimidin-4-yl)thio)-N-(3-nitrophenyl)acetamide893927-17-8C21H18N6O3S
- N-(Benzo[d][1,3]dioxol-5-ylmethyl)-2-((3-(p-tolyl)-3H-[1,2,3]triazolo[4,5-d]pyrimidin-7-yl)thio)acetamide863459-63-6C21H18N6O3S
- 5-(3-(Methylthio)phenyl)-1-((3-(o-tolyl)-1,2,4-oxadiazol-5-yl)methyl)-1,6a-dihydropyrrolo[3,4-d][1,2,3]triazole-4,6(3aH,5H)-dione1251599-68-4C21H18N6O3S
- 9-(2-Nitrophenyl)-2-[(pyridin-2-ylmethyl)sulfanyl]-5,6,7,9-tetrahydro[1,2,4]triazolo[5,1-b]quinazolin-8(4H)-one951921-90-7C21H18N6O3S
- N-(3-Acetamidophenyl)-2-((4-oxo-1-phenyl-4,5-dihydro-1H-pyrazolo[3,4-d]pyrimidin-6-yl)thio)acetamide930955-97-8C21H18N6O3S
- 2-Cyano-3-{4-[(4-methyl-4H-1,2,4-triazol-3-yl)sulfanyl]-3-nitrophenyl}-N-(2-phenylethyl)prop-2-enamide744213-39-6C21H18N6O3S
- N-(2,3-Dimethylphenyl)-2-((6-(3-nitrophenyl)-[1,2,4]triazolo[4,3-b]pyridazin-3-yl)thio)acetamide894055-93-7C21H18N6O3S
- 2-{[5-Benzyl-4-(1H-pyrrol-1-yl)-4H-1,2,4-triazol-3-yl]sulfanyl}-N-(4-nitrophenyl)acetamide896305-23-0C21H18N6O3S
- N-(Benzo[d][1,3]dioxol-5-ylmethyl)-2-((3-benzyl-3H-[1,2,3]triazolo[4,5-d]pyrimidin-7-yl)thio)acetamide863452-96-4C21H18N6O3S
- N-(Benzo[d][1,3]dioxol-5-yl)-2-((3-(4-methylbenzyl)-3H-[1,2,3]triazolo[4,5-d]pyrimidin-7-yl)thio)acetamide941911-44-0C21H18N6O3S
- 2-((1-(2,4-Dimethylphenyl)-1H-pyrazolo[3,4-d]pyrimidin-4-yl)thio)-N-(4-nitrophenyl)acetamide893927-23-6C21H18N6O3S
- 2-{[5-(3-Methylphenyl)-4-(1H-pyrrol-1-yl)-4H-1,2,4-triazol-3-yl]sulfanyl}-N-(4-nitrophenyl)acetamide898372-02-6C21H18N6O3S
- 2-(6-Oxo-3-(pyridin-3-yl)pyridazin-1(6H)-yl)-N-(2-(6-oxo-3-(thiophen-2-yl)pyridazin-1(6H)-yl)ethyl)acetamide2177365-97-6C21H18N6O3S
- 6-(1-(4-(((4-Methylthiazol-2-yl)methyl)carbamoyl)benzyl)-1H-1,2,3-triazol-4-yl)picolinic acid2419580-50-8C21H18N6O3S
Frequently asked questions
What is the molar mass of C21H18N6O3S?
The molar mass of C21H18N6O3S is 434.47 g/mol, calculated from standard atomic weights for 21 carbon atoms, 18 hydrogen atoms, 6 nitrogen atoms, 3 oxygen atoms and 1 sulfur atom. The monoisotopic mass is 434.1161 Da.
How many compounds have the formula C21H18N6O3S?
CompoundList lists 40 compounds with the molecular formula C21H18N6O3S, including 4-[({[4-(Furan-2-ylmethyl)-5-(pyridin-4-yl)-4H-1,2,4-triazol-3-yl]sulfanyl}acetyl)amino]benzamide, N-(2-Aminophenyl)-5-{1-[2-(3-nitrophenyl)ethyl]-1H-1,2,3-triazol-4-yl}thiophene-2-carboxamide, 4-[({[4-(Furan-2-ylmethyl)-5-(pyridin-3-yl)-4H-1,2,4-triazol-3-yl]sulfanyl}acetyl)amino]benzamide. 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 C21H18N6O3S?
C21H18N6O3S has a degree of unsaturation of 16. 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.