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Molecular formula

C18H18N2O3S3

17 compounds have this formula on CompoundList.

Molar mass
406.53g/mol
Monoisotopic mass
406.0480Da
Atoms
44
Elements
5
Rings plus double bonds
11

The formula C18H18N2O3S3 describes a molecule made of 18 carbon atoms, 18 hydrogen atoms, 2 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 × 1853.18%
    12.011 × 18 = 216.198 g/mol
  • H Hydrogen × 184.46%
    1.008 × 18 = 18.144 g/mol
  • N Nitrogen × 26.89%
    14.007 × 2 = 28.014 g/mol
  • O Oxygen × 311.81%
    15.999 × 3 = 47.997 g/mol
  • S Sulfur × 323.66%
    32.06 × 3 = 96.180 g/mol
Look up another formula

Compounds with the formula C18H18N2O3S3

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

Showing 1 to 17 of 17 compounds

Ethyl 2-(2-(benzo[d]thiazol-2-ylthio)acetamido)-4,5-dimethylthiophene-3-carboxylate chemical structure, C18H18N2O3S3, CAS 497867-94-4
Ethyl 2-(2-(benzo[d]thiazol-2-ylthio)acetamido)-4,5-dimethylthiophene-3-carboxylate
CAS 497867-94-4C18H18N2O3S3
2-(4-(Ethylsulfonyl)phenyl)-N-(2-(methylthio)benzo[d]thiazol-6-yl)acetamide chemical structure, C18H18N2O3S3, CAS 919757-16-7
2-(4-(Ethylsulfonyl)phenyl)-N-(2-(methylthio)benzo[d]thiazol-6-yl)acetamide
CAS 919757-16-7C18H18N2O3S3
(E)-Methyl 2-(3-(3-(thiophen-2-yl)acryloyl)thioureido)-4,5,6,7-tetrahydrobenzo[b]thiophene-3-carboxylate chemical structure, C18H18N2O3S3, CAS 334503-49-0
(E)-Methyl 2-(3-(3-(thiophen-2-yl)acryloyl)thioureido)-4,5,6,7-tetrahydrobenzo[b]thiophene-3-carboxylate
CAS 334503-49-0C18H18N2O3S3
N-[4-({[(3,5-Dimethoxyphenyl)methyl]sulfanyl}methyl)-1,3-thiazol-2-yl]thiophene-2-carboxamide chemical structure, C18H18N2O3S3, CAS 941973-89-3
N-[4-({[(3,5-Dimethoxyphenyl)methyl]sulfanyl}methyl)-1,3-thiazol-2-yl]thiophene-2-carboxamide
CAS 941973-89-3C18H18N2O3S3
(Z)-N-(3-Methyl-6-(methylsulfonyl)benzo[d]thiazol-2(3H)-ylidene)-3-(phenylthio)propanamide chemical structure, C18H18N2O3S3, CAS 683247-62-3
(Z)-N-(3-Methyl-6-(methylsulfonyl)benzo[d]thiazol-2(3H)-ylidene)-3-(phenylthio)propanamide
CAS 683247-62-3C18H18N2O3S3
3-(Benzylsulfonyl)-N-(4-(methylthio)benzo[d]thiazol-2-yl)propanamide chemical structure, C18H18N2O3S3, CAS 923473-48-7
3-(Benzylsulfonyl)-N-(4-(methylthio)benzo[d]thiazol-2-yl)propanamide
CAS 923473-48-7C18H18N2O3S3
N-(Benzo[b]thiophen-5-yl)-1-(thiophen-2-ylsulfonyl)piperidine-2-carboxamide chemical structure, C18H18N2O3S3, CAS 1097898-69-5
N-(Benzo[b]thiophen-5-yl)-1-(thiophen-2-ylsulfonyl)piperidine-2-carboxamide
CAS 1097898-69-5C18H18N2O3S3
2-[4-(5-Methylthiophene-2-sulfonamido)phenyl]-N-[(thiophen-2-yl)methyl]acetamide chemical structure, C18H18N2O3S3, CAS 1060292-67-2
2-[4-(5-Methylthiophene-2-sulfonamido)phenyl]-N-[(thiophen-2-yl)methyl]acetamide
CAS 1060292-67-2C18H18N2O3S3
N-(4-(Methylthio)benzo[d]thiazol-2-yl)-4-(phenylsulfonyl)butanamide chemical structure, C18H18N2O3S3, CAS 941878-34-8
N-(4-(Methylthio)benzo[d]thiazol-2-yl)-4-(phenylsulfonyl)butanamide
CAS 941878-34-8C18H18N2O3S3
N-((4-Methyl-2-(thiophen-2-yl)thiazol-5-yl)methyl)-3-(phenylsulfonyl)propanamide chemical structure, C18H18N2O3S3, CAS 1421508-98-6
N-((4-Methyl-2-(thiophen-2-yl)thiazol-5-yl)methyl)-3-(phenylsulfonyl)propanamide
CAS 1421508-98-6C18H18N2O3S3
N-(Benzo[b]thiophen-5-yl)-1-(thiophen-2-ylsulfonyl)piperidine-4-carboxamide chemical structure, C18H18N2O3S3, CAS 899958-91-9
N-(Benzo[b]thiophen-5-yl)-1-(thiophen-2-ylsulfonyl)piperidine-4-carboxamide
CAS 899958-91-9C18H18N2O3S3
N-(4-(Thiophen-2-yl)thiazol-2-yl)-4-tosylbutanamide chemical structure, C18H18N2O3S3, CAS 941878-42-8
N-(4-(Thiophen-2-yl)thiazol-2-yl)-4-tosylbutanamide
CAS 941878-42-8C18H18N2O3S3
2-(4-(Ethylthio)phenyl)-N-(6-(methylsulfonyl)benzo[d]thiazol-2-yl)acetamide chemical structure, C18H18N2O3S3, CAS 942007-99-0
2-(4-(Ethylthio)phenyl)-N-(6-(methylsulfonyl)benzo[d]thiazol-2-yl)acetamide
CAS 942007-99-0C18H18N2O3S3
2-(4-(Ethylsulfonyl)phenyl)-N-(4-(methylthio)benzo[d]thiazol-2-yl)acetamide chemical structure, C18H18N2O3S3, CAS 941992-85-4
2-(4-(Ethylsulfonyl)phenyl)-N-(4-(methylthio)benzo[d]thiazol-2-yl)acetamide
CAS 941992-85-4C18H18N2O3S3
3-(N-Methylbenzenesulfonamido)-N-[2-(thiophen-2-yl)ethyl]thiophene-2-carboxamide chemical structure, C18H18N2O3S3, CAS 1115933-49-7
3-(N-Methylbenzenesulfonamido)-N-[2-(thiophen-2-yl)ethyl]thiophene-2-carboxamide
CAS 1115933-49-7C18H18N2O3S3
3-(N,4-dimethylphenylsulfonamido)-N-(thiophen-2-ylmethyl)thiophene-2-carboxamide chemical structure, C18H18N2O3S3, CAS 2034256-72-7
3-(N,4-dimethylphenylsulfonamido)-N-(thiophen-2-ylmethyl)thiophene-2-carboxamide
CAS 2034256-72-7C18H18N2O3S3
N-{4-[(2-{[2,2'-Bithiophene]-5-yl}ethyl)sulfamoyl]phenyl}acetamide chemical structure, C18H18N2O3S3, CAS 2640979-86-6
N-{4-[(2-{[2,2'-Bithiophene]-5-yl}ethyl)sulfamoyl]phenyl}acetamide
CAS 2640979-86-6C18H18N2O3S3

Frequently asked questions

What is the molar mass of C18H18N2O3S3?

The molar mass of C18H18N2O3S3 is 406.53 g/mol, calculated from standard atomic weights for 18 carbon atoms, 18 hydrogen atoms, 2 nitrogen atoms, 3 oxygen atoms and 3 sulfur atoms. The monoisotopic mass is 406.0480 Da.

How many compounds have the formula C18H18N2O3S3?

CompoundList lists 17 compounds with the molecular formula C18H18N2O3S3, including Ethyl 2-(2-(benzo[d]thiazol-2-ylthio)acetamido)-4,5-dimethylthiophene-3-carboxylate, 2-(4-(Ethylsulfonyl)phenyl)-N-(2-(methylthio)benzo[d]thiazol-6-yl)acetamide, (E)-Methyl 2-(3-(3-(thiophen-2-yl)acryloyl)thioureido)-4,5,6,7-tetrahydrobenzo[b]thiophene-3-carboxylate. 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 C18H18N2O3S3?

C18H18N2O3S3 has a degree of unsaturation of 11. 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.