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Molecular formula

C21H16ClFN2O3S

15 compounds have this formula on CompoundList.

Molar mass
430.88g/mol
Monoisotopic mass
430.0554Da
Atoms
45
Elements
7
Rings plus double bonds
14

The formula C21H16ClFN2O3S describes a molecule made of 21 carbon atoms, 16 hydrogen atoms, 1 chlorine atom, 1 fluorine atom, 2 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 × 2158.54%
    12.011 × 21 = 252.231 g/mol
  • H Hydrogen × 163.74%
    1.008 × 16 = 16.128 g/mol
  • Cl Chlorine × 18.23%
    35.45 × 1 = 35.450 g/mol
  • F Fluorine × 14.41%
    18.998 × 1 = 18.998 g/mol
  • N Nitrogen × 26.50%
    14.007 × 2 = 28.014 g/mol
  • O Oxygen × 311.14%
    15.999 × 3 = 47.997 g/mol
  • S Sulfur × 17.44%
    32.06 × 1 = 32.060 g/mol
Look up another formula

Compounds with the formula C21H16ClFN2O3S

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

Showing 1 to 15 of 15 compounds

4-((2-Chloro-6-fluorophenyl)methyl)-N-((furan-2-yl)methyl)-3-oxo-3,4-dihydro-2H-1,4-benzothiazine-6-carboxamide chemical structure, C21H16ClFN2O3S, CAS 702662-50-8
4-((2-Chloro-6-fluorophenyl)methyl)-N-((furan-2-yl)methyl)-3-oxo-3,4-dihydro-2H-1,4-benzothiazine-6-carboxamide
CAS 702662-50-8C21H16ClFN2O3S
4-[(4-Chlorophenyl)methyl]-2-[(4-fluorophenyl)methyl]-3,4-dihydro-2H-1lambda6,2,4-benzothiadiazine-1,1,3-trione chemical structure, C21H16ClFN2O3S, CAS 950451-95-3
4-[(4-Chlorophenyl)methyl]-2-[(4-fluorophenyl)methyl]-3,4-dihydro-2H-1lambda6,2,4-benzothiadiazine-1,1,3-trione
CAS 950451-95-3C21H16ClFN2O3S
(Z)-Ethyl 2-(5-(2-chlorobenzyl)-3-(4-fluorophenyl)-4-oxothiazolidin-2-ylidene)-2-cyanoacetate chemical structure, C21H16ClFN2O3S, CAS 786677-98-3
(Z)-Ethyl 2-(5-(2-chlorobenzyl)-3-(4-fluorophenyl)-4-oxothiazolidin-2-ylidene)-2-cyanoacetate
CAS 786677-98-3C21H16ClFN2O3S
(Z)-Ethyl 2-(5-(3-chlorobenzyl)-3-(4-fluorophenyl)-4-oxothiazolidin-2-ylidene)-2-cyanoacetate chemical structure, C21H16ClFN2O3S, CAS 786677-99-4
(Z)-Ethyl 2-(5-(3-chlorobenzyl)-3-(4-fluorophenyl)-4-oxothiazolidin-2-ylidene)-2-cyanoacetate
CAS 786677-99-4C21H16ClFN2O3S
6-Chloro-4-(2-fluorophenyl)-2-(2-methoxybenzyl)-2H-benzo[e][1,2,3]thiadiazine 1,1-dioxide chemical structure, C21H16ClFN2O3S, CAS 1428375-24-9
6-Chloro-4-(2-fluorophenyl)-2-(2-methoxybenzyl)-2H-benzo[e][1,2,3]thiadiazine 1,1-dioxide
CAS 1428375-24-9C21H16ClFN2O3S
4-(2-Chloro-6-fluorobenzyl)-2-(4-methylphenyl)-2H-1,2,4-benzothiadiazin-3(4H)-one 1,1-dioxide chemical structure, C21H16ClFN2O3S, CAS 872207-26-6
4-(2-Chloro-6-fluorobenzyl)-2-(4-methylphenyl)-2H-1,2,4-benzothiadiazin-3(4H)-one 1,1-dioxide
CAS 872207-26-6C21H16ClFN2O3S
4-(3-Chlorobenzyl)-2-(4-fluorobenzyl)-2H-1,2,4-benzothiadiazin-3(4H)-one 1,1-dioxide chemical structure, C21H16ClFN2O3S, CAS 941928-76-3
4-(3-Chlorobenzyl)-2-(4-fluorobenzyl)-2H-1,2,4-benzothiadiazin-3(4H)-one 1,1-dioxide
CAS 941928-76-3C21H16ClFN2O3S
4-[(2-Chlorophenyl)methyl]-2-[(4-fluorophenyl)methyl]-3,4-dihydro-2H-1lambda6,2,4-benzothiadiazine-1,1,3-trione chemical structure, C21H16ClFN2O3S, CAS 951460-17-6
4-[(2-Chlorophenyl)methyl]-2-[(4-fluorophenyl)methyl]-3,4-dihydro-2H-1lambda6,2,4-benzothiadiazine-1,1,3-trione
CAS 951460-17-6C21H16ClFN2O3S
2-Benzyl-4-[(2-chloro-6-fluorophenyl)methyl]-3,4-dihydro-2H-1lambda6,2,4-benzothiadiazine-1,1,3-trione chemical structure, C21H16ClFN2O3S, CAS 951553-63-2
2-Benzyl-4-[(2-chloro-6-fluorophenyl)methyl]-3,4-dihydro-2H-1lambda6,2,4-benzothiadiazine-1,1,3-trione
CAS 951553-63-2C21H16ClFN2O3S
4-(3-Chlorobenzyl)-2-(3-fluoro-4-methylphenyl)-2H-1,2,4-benzothiadiazin-3(4H)-one 1,1-dioxide chemical structure, C21H16ClFN2O3S, CAS 893790-31-3
4-(3-Chlorobenzyl)-2-(3-fluoro-4-methylphenyl)-2H-1,2,4-benzothiadiazin-3(4H)-one 1,1-dioxide
CAS 893790-31-3C21H16ClFN2O3S
2-(5-Chloro-2-methylphenyl)-4-(4-fluorobenzyl)-2H-1,2,4-benzothiadiazin-3(4H)-one 1,1-dioxide chemical structure, C21H16ClFN2O3S, CAS 896684-26-7
2-(5-Chloro-2-methylphenyl)-4-(4-fluorobenzyl)-2H-1,2,4-benzothiadiazin-3(4H)-one 1,1-dioxide
CAS 896684-26-7C21H16ClFN2O3S
2-(5-Chloro-2-methylphenyl)-4-(2-fluorobenzyl)-2H-1,2,4-benzothiadiazin-3(4H)-one 1,1-dioxide chemical structure, C21H16ClFN2O3S, CAS 899949-68-9
2-(5-Chloro-2-methylphenyl)-4-(2-fluorobenzyl)-2H-1,2,4-benzothiadiazin-3(4H)-one 1,1-dioxide
CAS 899949-68-9C21H16ClFN2O3S
4-[(2-Chlorophenyl)methyl]-2-(3-fluoro-4-methylphenyl)-3,4-dihydro-2H-1lambda6,2,4-benzothiadiazine-1,1,3-trione chemical structure, C21H16ClFN2O3S, CAS 900012-85-3
4-[(2-Chlorophenyl)methyl]-2-(3-fluoro-4-methylphenyl)-3,4-dihydro-2H-1lambda6,2,4-benzothiadiazine-1,1,3-trione
CAS 900012-85-3C21H16ClFN2O3S
4-[(2-Chloro-6-fluorophenyl)methyl]-2-(2-methylphenyl)-3,4-dihydro-2H-1lambda6,2,4-benzothiadiazine-1,1,3-trione chemical structure, C21H16ClFN2O3S, CAS 951542-36-2
4-[(2-Chloro-6-fluorophenyl)methyl]-2-(2-methylphenyl)-3,4-dihydro-2H-1lambda6,2,4-benzothiadiazine-1,1,3-trione
CAS 951542-36-2C21H16ClFN2O3S
4-Pyrimidinecarboxylic acid, 5-chloro-2-[[(2-fluorophenyl)methyl]thio]-, 4-acetyl-2-methylphenyl ester chemical structure, C21H16ClFN2O3S, CAS 1092333-31-7
4-Pyrimidinecarboxylic acid, 5-chloro-2-[[(2-fluorophenyl)methyl]thio]-, 4-acetyl-2-methylphenyl ester
CAS 1092333-31-7C21H16ClFN2O3S

Frequently asked questions

What is the molar mass of C21H16ClFN2O3S?

The molar mass of C21H16ClFN2O3S is 430.88 g/mol, calculated from standard atomic weights for 21 carbon atoms, 16 hydrogen atoms, 1 chlorine atom, 1 fluorine atom, 2 nitrogen atoms, 3 oxygen atoms and 1 sulfur atom. The monoisotopic mass is 430.0554 Da.

How many compounds have the formula C21H16ClFN2O3S?

CompoundList lists 15 compounds with the molecular formula C21H16ClFN2O3S, including 4-((2-Chloro-6-fluorophenyl)methyl)-N-((furan-2-yl)methyl)-3-oxo-3,4-dihydro-2H-1,4-benzothiazine-6-carboxamide, 4-[(4-Chlorophenyl)methyl]-2-[(4-fluorophenyl)methyl]-3,4-dihydro-2H-1lambda6,2,4-benzothiadiazine-1,1,3-trione, (Z)-Ethyl 2-(5-(2-chlorobenzyl)-3-(4-fluorophenyl)-4-oxothiazolidin-2-ylidene)-2-cyanoacetate. 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 C21H16ClFN2O3S?

C21H16ClFN2O3S has a degree of unsaturation of 14. 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.