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Molecular formula

C18H18BrN3O2S2

12 compounds have this formula on CompoundList.

Molar mass
452.38g/mol
Monoisotopic mass
451.0024Da
Atoms
44
Elements
6
Rings plus double bonds
11

The formula C18H18BrN3O2S2 describes a molecule made of 18 carbon atoms, 18 hydrogen atoms, 1 bromine atom, 3 nitrogen atoms, 2 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 × 1847.79%
    12.011 × 18 = 216.198 g/mol
  • H Hydrogen × 184.01%
    1.008 × 18 = 18.144 g/mol
  • Br Bromine × 117.66%
    79.904 × 1 = 79.904 g/mol
  • N Nitrogen × 39.29%
    14.007 × 3 = 42.021 g/mol
  • O Oxygen × 27.07%
    15.999 × 2 = 31.998 g/mol
  • S Sulfur × 214.17%
    32.06 × 2 = 64.120 g/mol
Look up another formula

Compounds with the formula C18H18BrN3O2S2

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

Showing 1 to 12 of 12 compounds

N-(2-Bromophenyl)-2-[(3-ethyl-5,6-dimethyl-4-oxo-3,4-dihydrothieno[2,3-D]pyrimidin-2-yl)sulfanyl]acetamide chemical structure, C18H18BrN3O2S2, CAS 573973-71-4
N-(2-Bromophenyl)-2-[(3-ethyl-5,6-dimethyl-4-oxo-3,4-dihydrothieno[2,3-D]pyrimidin-2-yl)sulfanyl]acetamide
CAS 573973-71-4C18H18BrN3O2S2
N-(4-Bromophenyl)-2-[(3-ethyl-5,6-dimethyl-4-oxo-3,4-dihydrothieno[2,3-D]pyrimidin-2-yl)sulfanyl]acetamide chemical structure, C18H18BrN3O2S2, CAS 618427-66-0
N-(4-Bromophenyl)-2-[(3-ethyl-5,6-dimethyl-4-oxo-3,4-dihydrothieno[2,3-D]pyrimidin-2-yl)sulfanyl]acetamide
CAS 618427-66-0C18H18BrN3O2S2
N-(3-Bromophenyl)-2-[(3-ethyl-5,6-dimethyl-4-oxo-3,4-dihydrothieno[2,3-D]pyrimidin-2-yl)sulfanyl]acetamide chemical structure, C18H18BrN3O2S2, CAS 573948-54-6
N-(3-Bromophenyl)-2-[(3-ethyl-5,6-dimethyl-4-oxo-3,4-dihydrothieno[2,3-D]pyrimidin-2-yl)sulfanyl]acetamide
CAS 573948-54-6C18H18BrN3O2S2
2-(4-Ethylpiperazin-1-yl)benzo[d]thiazol-6-yl 5-bromothiophene-2-carboxylate chemical structure, C18H18BrN3O2S2, CAS 953001-96-2
2-(4-Ethylpiperazin-1-yl)benzo[d]thiazol-6-yl 5-bromothiophene-2-carboxylate
CAS 953001-96-2C18H18BrN3O2S2
3-(4-Bromophenyl)-2-(2-oxo-2-pyrrolidin-1-ylethyl)sulfanyl-6,7-dihydrothieno[3,2-d]pyrimidin-4-one chemical structure, C18H18BrN3O2S2, CAS 362501-23-3
3-(4-Bromophenyl)-2-(2-oxo-2-pyrrolidin-1-ylethyl)sulfanyl-6,7-dihydrothieno[3,2-d]pyrimidin-4-one
CAS 362501-23-3C18H18BrN3O2S2
2-[(4-Bromobenzoyl)carbamothioylamino]-6-methyl-4,5,6,7-tetrahydro-1-benzothiophene-3-carboxamide chemical structure, C18H18BrN3O2S2, CAS 370576-17-3
2-[(4-Bromobenzoyl)carbamothioylamino]-6-methyl-4,5,6,7-tetrahydro-1-benzothiophene-3-carboxamide
CAS 370576-17-3C18H18BrN3O2S2
N-(2-Bromo-4-methylphenyl)-2-[(3,5,6-trimethyl-4-oxo-3,4-dihydrothieno[2,3-d]pyrimidin-2-yl)sulfanyl]acetamide chemical structure, C18H18BrN3O2S2, CAS 754193-05-0
N-(2-Bromo-4-methylphenyl)-2-[(3,5,6-trimethyl-4-oxo-3,4-dihydrothieno[2,3-d]pyrimidin-2-yl)sulfanyl]acetamide
CAS 754193-05-0C18H18BrN3O2S2
N-(4-Bromo-2-methylphenyl)-2-({4-oxo-3-propyl-3H,4H-thieno[3,2-d]pyrimidin-2-yl}sulfanyl)acetamide chemical structure, C18H18BrN3O2S2, CAS 1252822-07-3
N-(4-Bromo-2-methylphenyl)-2-({4-oxo-3-propyl-3H,4H-thieno[3,2-d]pyrimidin-2-yl}sulfanyl)acetamide
CAS 1252822-07-3C18H18BrN3O2S2
N-(2-Bromo-4-methylphenyl)-2-({4-oxo-3-propyl-3H,4H-thieno[3,2-d]pyrimidin-2-yl}sulfanyl)acetamide chemical structure, C18H18BrN3O2S2, CAS 1252820-20-4
N-(2-Bromo-4-methylphenyl)-2-({4-oxo-3-propyl-3H,4H-thieno[3,2-d]pyrimidin-2-yl}sulfanyl)acetamide
CAS 1252820-20-4C18H18BrN3O2S2
N-(2-Bromophenyl)-2-({3-butyl-4-oxo-3H,4H-thieno[3,2-d]pyrimidin-2-yl}sulfanyl)acetamide chemical structure, C18H18BrN3O2S2, CAS 1252841-46-5
N-(2-Bromophenyl)-2-({3-butyl-4-oxo-3H,4H-thieno[3,2-d]pyrimidin-2-yl}sulfanyl)acetamide
CAS 1252841-46-5C18H18BrN3O2S2
N-[(2-Bromophenyl)methyl]-2-({4-oxo-3-propyl-3H,4H-thieno[3,2-d]pyrimidin-2-yl}sulfanyl)acetamide chemical structure, C18H18BrN3O2S2, CAS 1261002-78-1
N-[(2-Bromophenyl)methyl]-2-({4-oxo-3-propyl-3H,4H-thieno[3,2-d]pyrimidin-2-yl}sulfanyl)acetamide
CAS 1261002-78-1C18H18BrN3O2S2
2-[(3-Bromo-4-methylbenzoyl)carbamothioylamino]-4,5,6,7-tetrahydro-1-benzothiophene-3-carboxamide chemical structure, C18H18BrN3O2S2, CAS 642980-06-1
2-[(3-Bromo-4-methylbenzoyl)carbamothioylamino]-4,5,6,7-tetrahydro-1-benzothiophene-3-carboxamide
CAS 642980-06-1C18H18BrN3O2S2

Frequently asked questions

What is the molar mass of C18H18BrN3O2S2?

The molar mass of C18H18BrN3O2S2 is 452.38 g/mol, calculated from standard atomic weights for 18 carbon atoms, 18 hydrogen atoms, 1 bromine atom, 3 nitrogen atoms, 2 oxygen atoms and 2 sulfur atoms. The monoisotopic mass is 451.0024 Da.

How many compounds have the formula C18H18BrN3O2S2?

CompoundList lists 12 compounds with the molecular formula C18H18BrN3O2S2, including N-(2-Bromophenyl)-2-[(3-ethyl-5,6-dimethyl-4-oxo-3,4-dihydrothieno[2,3-D]pyrimidin-2-yl)sulfanyl]acetamide, N-(4-Bromophenyl)-2-[(3-ethyl-5,6-dimethyl-4-oxo-3,4-dihydrothieno[2,3-D]pyrimidin-2-yl)sulfanyl]acetamide, N-(3-Bromophenyl)-2-[(3-ethyl-5,6-dimethyl-4-oxo-3,4-dihydrothieno[2,3-D]pyrimidin-2-yl)sulfanyl]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 C18H18BrN3O2S2?

C18H18BrN3O2S2 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.