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Molecular formula

C18H18BrNO3S

16 compounds have this formula on CompoundList.

Molar mass
408.31g/mol
Monoisotopic mass
407.0191Da
Atoms
42
Elements
6
Rings plus double bonds
10

The formula C18H18BrNO3S describes a molecule made of 18 carbon atoms, 18 hydrogen atoms, 1 bromine atom, 1 nitrogen atom, 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 × 1852.95%
    12.011 × 18 = 216.198 g/mol
  • H Hydrogen × 184.44%
    1.008 × 18 = 18.144 g/mol
  • Br Bromine × 119.57%
    79.904 × 1 = 79.904 g/mol
  • N Nitrogen × 13.43%
    14.007 × 1 = 14.007 g/mol
  • O Oxygen × 311.76%
    15.999 × 3 = 47.997 g/mol
  • S Sulfur × 17.85%
    32.06 × 1 = 32.060 g/mol
Look up another formula

Compounds with the formula C18H18BrNO3S

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

Showing 1 to 16 of 16 compounds

Ethyl 2-(4-bromobenzamido)-4,5,6,7-tetrahydrobenzo[b]thiophene-3-carboxylate chemical structure, C18H18BrNO3S, CAS 119934-21-3
Ethyl 2-(4-bromobenzamido)-4,5,6,7-tetrahydrobenzo[b]thiophene-3-carboxylate
CAS 119934-21-3C18H18BrNO3S
N-(3-Bromobenzyl)-N-(1,1-dioxidotetrahydrothiophen-3-yl)benzamide chemical structure, C18H18BrNO3S, CAS 877647-55-7
N-(3-Bromobenzyl)-N-(1,1-dioxidotetrahydrothiophen-3-yl)benzamide
CAS 877647-55-7C18H18BrNO3S
Ethyl 2-[[(E)-(3-bromo-6-oxocyclohexa-2,4-dien-1-ylidene)methyl]amino]-4,5,6,7-tetrahydro-1-benzothiophene-3-carboxylate chemical structure, C18H18BrNO3S, CAS 69459-58-1
Ethyl 2-[[(E)-(3-bromo-6-oxocyclohexa-2,4-dien-1-ylidene)methyl]amino]-4,5,6,7-tetrahydro-1-benzothiophene-3-carboxylate
CAS 69459-58-1C18H18BrNO3S
Ethyl 2-(2-bromobenzamido)-4,5,6,7-tetrahydrobenzo[b]thiophene-3-carboxylate chemical structure, C18H18BrNO3S, CAS 313245-20-4
Ethyl 2-(2-bromobenzamido)-4,5,6,7-tetrahydrobenzo[b]thiophene-3-carboxylate
CAS 313245-20-4C18H18BrNO3S
Methyl 2-(3-bromobenzamido)-6-methyl-4,5,6,7-tetrahydro-1-benzothiophene-3-carboxylate chemical structure, C18H18BrNO3S, CAS 302950-23-8
Methyl 2-(3-bromobenzamido)-6-methyl-4,5,6,7-tetrahydro-1-benzothiophene-3-carboxylate
CAS 302950-23-8C18H18BrNO3S
Methyl 2-[(3-bromo-4-methylbenzoyl)amino]-4,5,6,7-tetrahydro-1-benzothiophene-3-carboxylate chemical structure, C18H18BrNO3S, CAS 443635-09-4
Methyl 2-[(3-bromo-4-methylbenzoyl)amino]-4,5,6,7-tetrahydro-1-benzothiophene-3-carboxylate
CAS 443635-09-4C18H18BrNO3S
Ethyl 2-[(3-bromobenzoyl)amino]-4,5,6,7-tetrahydro-1-benzothiophene-3-carboxylate chemical structure, C18H18BrNO3S, CAS 312917-28-5
Ethyl 2-[(3-bromobenzoyl)amino]-4,5,6,7-tetrahydro-1-benzothiophene-3-carboxylate
CAS 312917-28-5C18H18BrNO3S
4-Bromo-benzenesulfonic acid 2,2,4-trimethyl-1,2-dihydro-quinolin-6-yl ester chemical structure, C18H18BrNO3S, CAS 255375-74-7
4-Bromo-benzenesulfonic acid 2,2,4-trimethyl-1,2-dihydro-quinolin-6-yl ester
CAS 255375-74-7C18H18BrNO3S
Propyl 2-[(4-bromobenzoyl)amino]-5,6-dihydro-4H-cyclopenta[b]thiophene-3-carboxylate chemical structure, C18H18BrNO3S, CAS 445017-05-0
Propyl 2-[(4-bromobenzoyl)amino]-5,6-dihydro-4H-cyclopenta[b]thiophene-3-carboxylate
CAS 445017-05-0C18H18BrNO3S
Ethyl 4-(4-bromophenyl)-2-(cyclobutanecarbonylamino)thiophene-3-carboxylate chemical structure, C18H18BrNO3S, CAS 445017-19-6
Ethyl 4-(4-bromophenyl)-2-(cyclobutanecarbonylamino)thiophene-3-carboxylate
CAS 445017-19-6C18H18BrNO3S
1-(3-Bromo-4-(cyclopropylmethoxy)phenylsulfonyl)indoline chemical structure, C18H18BrNO3S, CAS 1446237-27-9
1-(3-Bromo-4-(cyclopropylmethoxy)phenylsulfonyl)indoline
CAS 1446237-27-9C18H18BrNO3S
Carbamic acid, ((p-bromophenyl)thio)methyl-, 2,3-dihydro-2,2-dimethyl-7-benzofuranyl ester chemical structure, C18H18BrNO3S, CAS 50539-74-7
Carbamic acid, ((p-bromophenyl)thio)methyl-, 2,3-dihydro-2,2-dimethyl-7-benzofuranyl ester
CAS 50539-74-7C18H18BrNO3S
(3-Bromophenyl)(4-(phenylsulfonyl)piperidin-1-yl)methanone chemical structure, C18H18BrNO3S, CAS 1706326-32-0
(3-Bromophenyl)(4-(phenylsulfonyl)piperidin-1-yl)methanone
CAS 1706326-32-0C18H18BrNO3S
(2-Bromophenyl)(1,1-dioxido-7-phenyl-1,4-thiazepan-4-yl)methanone chemical structure, C18H18BrNO3S, CAS 2034309-03-8
(2-Bromophenyl)(1,1-dioxido-7-phenyl-1,4-thiazepan-4-yl)methanone
CAS 2034309-03-8C18H18BrNO3S
1-(2-Bromobenzenesulfonyl)-3-(2,3-dihydro-1-benzofuran-5-yl)pyrrolidine chemical structure, C18H18BrNO3S, CAS 2097857-85-5
1-(2-Bromobenzenesulfonyl)-3-(2,3-dihydro-1-benzofuran-5-yl)pyrrolidine
CAS 2097857-85-5C18H18BrNO3S
Benzyl 3-(4-bromobenzenesulfinyl)pyrrolidine-1-carboxylate chemical structure, C18H18BrNO3S, CAS 2680783-19-9
Benzyl 3-(4-bromobenzenesulfinyl)pyrrolidine-1-carboxylate
CAS 2680783-19-9C18H18BrNO3S

Frequently asked questions

What is the molar mass of C18H18BrNO3S?

The molar mass of C18H18BrNO3S is 408.31 g/mol, calculated from standard atomic weights for 18 carbon atoms, 18 hydrogen atoms, 1 bromine atom, 1 nitrogen atom, 3 oxygen atoms and 1 sulfur atom. The monoisotopic mass is 407.0191 Da.

How many compounds have the formula C18H18BrNO3S?

CompoundList lists 16 compounds with the molecular formula C18H18BrNO3S, including Ethyl 2-(4-bromobenzamido)-4,5,6,7-tetrahydrobenzo[b]thiophene-3-carboxylate, N-(3-Bromobenzyl)-N-(1,1-dioxidotetrahydrothiophen-3-yl)benzamide, Ethyl 2-[[(E)-(3-bromo-6-oxocyclohexa-2,4-dien-1-ylidene)methyl]amino]-4,5,6,7-tetrahydro-1-benzothiophene-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 C18H18BrNO3S?

C18H18BrNO3S has a degree of unsaturation of 10. 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.