Molecular formula

C₁₈H₁₆N₄O₃S₃

16 compounds have this formula on CompoundList.

Molar mass: 432.53g/mol
Monoisotopic mass: 432.0385Da
Atoms: 44
Elements: 5
Rings plus double bonds: 13

The formula C18H16N4O3S3 describes a molecule made of 18 carbon atoms, 16 hydrogen atoms, 4 nitrogen atoms, 3 oxygen atoms and 3 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 × 1849.98%
12.011 × 18 = 216.198 g/mol
H Hydrogen × 163.73%
1.008 × 16 = 16.128 g/mol
N Nitrogen × 412.95%
14.007 × 4 = 56.028 g/mol
O Oxygen × 311.10%
15.999 × 3 = 47.997 g/mol
S Sulfur × 322.24%
32.06 × 3 = 96.180 g/mol

Look up another formula

Compounds with the formula C18H16N4O3S3

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

Showing 1 to 16 of 16 compounds

4-(Dimethylsulfamoyl)-N-(7-methyl-[1,3]thiazolo[5,4-e][1,3]benzothiazol-2-yl)benzamide

CAS 361482-08-8C₁₈H₁₆N₄O₃S₃

2-((3-(4-Methoxyphenyl)-4-oxo-3,4,6,7-tetrahydrothieno[3,2-d]pyrimidin-2-yl)thio)-N-(thiazol-2-yl)acetamide

CAS 850915-62-7C₁₈H₁₆N₄O₃S₃

2-({6-Ethyl-3-[(furan-2-yl)methyl]-4-oxo-3H,4H-thieno[2,3-d]pyrimidin-2-yl}sulfanyl)-N-(1,3-thiazol-2-yl)acetamide

CAS 878683-34-2C₁₈H₁₆N₄O₃S₃

2-Methyl-N-(2-(6-oxo-3-(thiophen-2-yl)pyridazin-1(6H)-yl)ethyl)benzo[d]thiazole-6-sulfonamide

CAS 946265-11-8C₁₈H₁₆N₄O₃S₃

N-(2-(1H-Indol-3-yl)ethyl)-2-(thiophene-2-sulfonamido)thiazole-4-carboxamide

CAS 1021098-04-3C₁₈H₁₆N₄O₃S₃

Methyl 4,5-dimethyl-2-[[2-([1,2,4]triazolo[3,4-b][1,3]benzothiazol-1-ylsulfanyl)acetyl]amino]thiophene-3-carboxylate

CAS 379253-86-8C₁₈H₁₆N₄O₃S₃

2-((3-(Furan-2-ylmethyl)-5,6-dimethyl-4-oxo-3,4-dihydrothieno[2,3-d]pyrimidin-2-yl)thio)-N-(thiazol-2-yl)acetamide

CAS 878683-64-8C₁₈H₁₆N₄O₃S₃

2-((3-(2-Methoxyphenyl)-4-oxo-3,4,6,7-tetrahydrothieno[3,2-d]pyrimidin-2-yl)thio)-N-(thiazol-2-yl)acetamide

CAS 362501-81-3C₁₈H₁₆N₄O₃S₃

3-Methyl-N-[[4-(1,3-thiazol-2-ylsulfamoyl)phenyl]carbamothioyl]benzamide

CAS 642944-92-1C₁₈H₁₆N₄O₃S₃

N-(5-Methyl-1,2-oxazol-3-yl)-2-({4-oxo-3-[2-(thiophen-2-yl)ethyl]-3,4-dihydrothieno[3,2-d]pyrimidin-2-yl}sulfanyl)acetamide

CAS 1261020-76-1C₁₈H₁₆N₄O₃S₃

4-(Dimethylsulfamoyl)-N-(7-methyl-[1,3]thiazolo[4,5-g][1,3]benzothiazol-2-yl)benzamide

CAS 312732-68-6C₁₈H₁₆N₄O₃S₃

$1-(2,3-Dimethoxyphenyl)-3-[11-(methylsulfanyl)-3,12-dithia-5,10-diazatricyclo[7.3.0.0^{2,6}]dodeca-1(9),2(6),4,7,10-pentaen-4-yl]urea chemical structure, C18H16N4O3S3, CAS 1203343-55-8$

1-(2,3-Dimethoxyphenyl)-3-[11-(methylsulfanyl)-3,12-dithia-5,10-diazatricyclo[7.3.0.0^{2,6}]dodeca-1(9),2(6),4,7,10-pentaen-4-yl]urea

CAS 1203343-55-8C₁₈H₁₆N₄O₃S₃

(Z)-N-(6-Methoxy-3-(prop-2-yn-1-yl)benzo[d]thiazol-2(3H)-ylidene)-2-((2-oxo-2-(thiazol-2-ylamino)ethyl)thio)acetamide

CAS 851716-96-6C₁₈H₁₆N₄O₃S₃

2-(Benzylthio)-N-(5-((4-nitrobenzyl)thio)-1,3,4-thiadiazol-2-yl)acetamide

CAS 476464-71-8C₁₈H₁₆N₄O₃S₃

2-((3-(3-Methoxyphenyl)-4-oxo-3,4,6,7-tetrahydrothieno[3,2-d]pyrimidin-2-yl)thio)-N-(thiazol-2-yl)acetamide

CAS 877655-67-9C₁₈H₁₆N₄O₃S₃

2-[(5,6-Dimethyl-4-oxo-3H-thieno[2,3-d]pyrimidin-2-yl)sulfanyl]-N-(6-methoxy-1,3-benzothiazol-2-yl)acetamide

CAS 606108-40-1C₁₈H₁₆N₄O₃S₃

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What is the molar mass of C18H16N4O3S3?

The molar mass of C18H16N4O3S3 is 432.53 g/mol, calculated from standard atomic weights for 18 carbon atoms, 16 hydrogen atoms, 4 nitrogen atoms, 3 oxygen atoms and 3 sulfur atoms. The monoisotopic mass is 432.0385 Da.

How many compounds have the formula C18H16N4O3S3?

CompoundList lists 16 compounds with the molecular formula C18H16N4O3S3, including 4-(Dimethylsulfamoyl)-N-(7-methyl-[1,3]thiazolo[5,4-e][1,3]benzothiazol-2-yl)benzamide, 2-((3-(4-Methoxyphenyl)-4-oxo-3,4,6,7-tetrahydrothieno[3,2-d]pyrimidin-2-yl)thio)-N-(thiazol-2-yl)acetamide, 2-({6-Ethyl-3-[(furan-2-yl)methyl]-4-oxo-3H,4H-thieno[2,3-d]pyrimidin-2-yl}sulfanyl)-N-(1,3-thiazol-2-yl)acetamide. 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 C18H16N4O3S3?

C18H16N4O3S3 has a degree of unsaturation of 13. 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.