Molecular formula

C₂₁H₁₆ClN₅O₃S₂

17 compounds have this formula on CompoundList.

Molar mass: 485.96g/mol
Monoisotopic mass: 485.0383Da
Atoms: 48
Elements: 6
Rings plus double bonds: 16

The formula C21H16ClN5O3S2 describes a molecule made of 21 carbon atoms, 16 hydrogen atoms, 1 chlorine atom, 5 nitrogen atoms, 3 oxygen atoms and 2 sulfur 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 × 2151.90%
12.011 × 21 = 252.231 g/mol
H Hydrogen × 163.32%
1.008 × 16 = 16.128 g/mol
Cl Chlorine × 17.29%
35.45 × 1 = 35.450 g/mol
N Nitrogen × 514.41%
14.007 × 5 = 70.035 g/mol
O Oxygen × 39.88%
15.999 × 3 = 47.997 g/mol
S Sulfur × 213.19%
32.06 × 2 = 64.120 g/mol

Look up another formula

Compounds with the formula C21H16ClN5O3S2

Isomers we list, best known first. Open one to see its structure, properties, safety data and suppliers.

Showing 1 to 17 of 17 compounds

$10-(3-Chlorobenzenesulfonyl)-N-(2-methoxy-5-methylphenyl)-5-thia-1,8,11,12-tetraazatricyclo[7.3.0.0^{2,6}]dodeca-2(6),3,7,9,11-pentaen-7-amine chemical structure, C21H16ClN5O3S2, CAS 892729-88-3$

10-(3-Chlorobenzenesulfonyl)-N-(2-methoxy-5-methylphenyl)-5-thia-1,8,11,12-tetraazatricyclo[7.3.0.0^{2,6}]dodeca-2(6),3,7,9,11-pentaen-7-amine

CAS 892729-88-3C₂₁H₁₆ClN₅O₃S₂

$10-(3-Chlorobenzenesulfonyl)-N-(4-ethoxyphenyl)-5-thia-1,8,11,12-tetraazatricyclo[7.3.0.0^{2,6}]dodeca-2(6),3,7,9,11-pentaen-7-amine chemical structure, C21H16ClN5O3S2, CAS 892729-80-5$

10-(3-Chlorobenzenesulfonyl)-N-(4-ethoxyphenyl)-5-thia-1,8,11,12-tetraazatricyclo[7.3.0.0^{2,6}]dodeca-2(6),3,7,9,11-pentaen-7-amine

CAS 892729-80-5C₂₁H₁₆ClN₅O₃S₂

N-(3-Chloro-4-methoxyphenyl)-3-[(4-methylphenyl)sulfonyl]thieno[2,3-e][1,2,3]triazolo[1,5-a]pyrimidin-5-amine

CAS 892733-68-5C₂₁H₁₆ClN₅O₃S₂

$10-(3-Chlorobenzenesulfonyl)-N-[(2-methoxyphenyl)methyl]-5-thia-1,8,11,12-tetraazatricyclo[7.3.0.0^{2,6}]dodeca-2(6),3,7,9,11-pentaen-7-amine chemical structure, C21H16ClN5O3S2, CAS 892729-36-1$

10-(3-Chlorobenzenesulfonyl)-N-[(2-methoxyphenyl)methyl]-5-thia-1,8,11,12-tetraazatricyclo[7.3.0.0^{2,6}]dodeca-2(6),3,7,9,11-pentaen-7-amine

CAS 892729-36-1C₂₁H₁₆ClN₅O₃S₂

$10-(4-Chlorobenzenesulfonyl)-N-[(2-methoxyphenyl)methyl]-5-thia-1,8,11,12-tetraazatricyclo[7.3.0.0^{2,6}]dodeca-2(6),3,7,9,11-pentaen-7-amine chemical structure, C21H16ClN5O3S2, CAS 892736-89-9$

10-(4-Chlorobenzenesulfonyl)-N-[(2-methoxyphenyl)methyl]-5-thia-1,8,11,12-tetraazatricyclo[7.3.0.0^{2,6}]dodeca-2(6),3,7,9,11-pentaen-7-amine

CAS 892736-89-9C₂₁H₁₆ClN₅O₃S₂

$10-(4-Chlorobenzenesulfonyl)-N-[(4-methoxyphenyl)methyl]-5-thia-1,8,11,12-tetraazatricyclo[7.3.0.0^{2,6}]dodeca-2(6),3,7,9,11-pentaen-7-amine chemical structure, C21H16ClN5O3S2, CAS 892736-94-6$

10-(4-Chlorobenzenesulfonyl)-N-[(4-methoxyphenyl)methyl]-5-thia-1,8,11,12-tetraazatricyclo[7.3.0.0^{2,6}]dodeca-2(6),3,7,9,11-pentaen-7-amine

CAS 892736-94-6C₂₁H₁₆ClN₅O₃S₂

3-((4-Chlorophenyl)sulfonyl)-N-(4-ethoxyphenyl)thieno[2,3-e][1,2,3]triazolo[1,5-a]pyrimidin-5-amine

CAS 892738-55-5C₂₁H₁₆ClN₅O₃S₂

$10-(4-Chlorobenzenesulfonyl)-N-(2-ethoxyphenyl)-5-thia-1,8,11,12-tetraazatricyclo[7.3.0.0^{2,6}]dodeca-2(6),3,7,9,11-pentaen-7-amine chemical structure, C21H16ClN5O3S2, CAS 892738-75-9$

10-(4-Chlorobenzenesulfonyl)-N-(2-ethoxyphenyl)-5-thia-1,8,11,12-tetraazatricyclo[7.3.0.0^{2,6}]dodeca-2(6),3,7,9,11-pentaen-7-amine

CAS 892738-75-9C₂₁H₁₆ClN₅O₃S₂

N-(2-Chlorobenzyl)-2-((4-(furan-2-ylmethyl)-5-oxo-4,5-dihydrothieno[2,3-e][1,2,4]triazolo[4,3-a]pyrimidin-1-yl)thio)acetamide

CAS 1242876-90-9C₂₁H₁₆ClN₅O₃S₂

$10-(4-Chlorobenzenesulfonyl)-N-[(3-methoxyphenyl)methyl]-5-thia-1,8,11,12-tetraazatricyclo[7.3.0.0^{2,6}]dodeca-2(6),3,7,9,11-pentaen-7-amine chemical structure, C21H16ClN5O3S2, CAS 892737-39-2$

10-(4-Chlorobenzenesulfonyl)-N-[(3-methoxyphenyl)methyl]-5-thia-1,8,11,12-tetraazatricyclo[7.3.0.0^{2,6}]dodeca-2(6),3,7,9,11-pentaen-7-amine

CAS 892737-39-2C₂₁H₁₆ClN₅O₃S₂

$10-(4-Chlorobenzenesulfonyl)-N-(2-methoxy-5-methylphenyl)-5-thia-1,8,11,12-tetraazatricyclo[7.3.0.0^{2,6}]dodeca-2(6),3,7,9,11-pentaen-7-amine chemical structure, C21H16ClN5O3S2, CAS 892738-80-6$

10-(4-Chlorobenzenesulfonyl)-N-(2-methoxy-5-methylphenyl)-5-thia-1,8,11,12-tetraazatricyclo[7.3.0.0^{2,6}]dodeca-2(6),3,7,9,11-pentaen-7-amine

CAS 892738-80-6C₂₁H₁₆ClN₅O₃S₂

N-(2-Chloro-4-methylphenyl)-2-((4-(furan-2-ylmethyl)-5-oxo-4,5-dihydrothieno[2,3-e][1,2,4]triazolo[4,3-a]pyrimidin-1-yl)thio)acetamide

CAS 1242996-21-9C₂₁H₁₆ClN₅O₃S₂

N-(4-Chlorobenzyl)-2-((4-(furan-2-ylmethyl)-5-oxo-4,5-dihydrothieno[2,3-e][1,2,4]triazolo[4,3-a]pyrimidin-1-yl)thio)acetamide

CAS 1242969-99-8C₂₁H₁₆ClN₅O₃S₂

N-(3-Chloro-4-methylphenyl)-2-((4-(furan-2-ylmethyl)-5-oxo-4,5-dihydrothieno[2,3-e][1,2,4]triazolo[4,3-a]pyrimidin-1-yl)thio)acetamide

CAS 1243068-29-2C₂₁H₁₆ClN₅O₃S₂

3-(2-Chlorophenyl)-5-methyl-N-(5-((2-oxo-2-(phenylamino)ethyl)thio)-1,3,4-thiadiazol-2-yl)isoxazole-4-carboxamide

CAS 393572-81-1C₂₁H₁₆ClN₅O₃S₂

2-((1-(3-Chlorophenyl)-5-(3-nitrophenyl)-1H-imidazol-2-yl)thio)-N-(4-methylthiazol-2-yl)acetamide

CAS 1235092-40-6C₂₁H₁₆ClN₅O₃S₂

2-((1-(4-Chlorophenyl)-5-(3-nitrophenyl)-1H-imidazol-2-yl)thio)-N-(4-methylthiazol-2-yl)acetamide

CAS 1226441-86-6C₂₁H₁₆ClN₅O₃S₂

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What is the molar mass of C21H16ClN5O3S2?

The molar mass of C21H16ClN5O3S2 is 485.96 g/mol, calculated from standard atomic weights for 21 carbon atoms, 16 hydrogen atoms, 1 chlorine atom, 5 nitrogen atoms, 3 oxygen atoms and 2 sulfur atoms. The monoisotopic mass is 485.0383 Da.

How many compounds have the formula C21H16ClN5O3S2?

CompoundList lists 17 compounds with the molecular formula C21H16ClN5O3S2, including 10-(3-Chlorobenzenesulfonyl)-N-(2-methoxy-5-methylphenyl)-5-thia-1,8,11,12-tetraazatricyclo[7.3.0.0^{2,6}]dodeca-2(6),3,7,9,11-pentaen-7-amine, 10-(3-Chlorobenzenesulfonyl)-N-(4-ethoxyphenyl)-5-thia-1,8,11,12-tetraazatricyclo[7.3.0.0^{2,6}]dodeca-2(6),3,7,9,11-pentaen-7-amine, N-(3-Chloro-4-methoxyphenyl)-3-[(4-methylphenyl)sulfonyl]thieno[2,3-e][1,2,3]triazolo[1,5-a]pyrimidin-5-amine. 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 C21H16ClN5O3S2?

C21H16ClN5O3S2 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.