Molecular formula

C₁₈H₂₁BrN₄O₂S

14 compounds have this formula on CompoundList.

Molar mass: 437.36g/mol
Monoisotopic mass: 436.0569Da
Atoms: 47
Elements: 6
Rings plus double bonds: 10

The formula C18H21BrN4O2S describes a molecule made of 18 carbon atoms, 21 hydrogen atoms, 1 bromine atom, 4 nitrogen atoms, 2 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 × 1849.43%
12.011 × 18 = 216.198 g/mol
H Hydrogen × 214.84%
1.008 × 21 = 21.168 g/mol
Br Bromine × 118.27%
79.904 × 1 = 79.904 g/mol
N Nitrogen × 412.81%
14.007 × 4 = 56.028 g/mol
O Oxygen × 27.32%
15.999 × 2 = 31.998 g/mol
S Sulfur × 17.33%
32.06 × 1 = 32.060 g/mol

Look up another formula

Compounds with the formula C18H21BrN4O2S

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

Showing 1 to 14 of 14 compounds

7-(3-Bromo-benzyl)-3-methyl-8-pentylsulfanyl-3,7-dihydro-purine-2,6-dione

CAS 326918-95-0C₁₈H₂₁BrN₄O₂S

7-(3-Bromobenzyl)-8-(isopentylsulfanyl)-3-methyl-3,7-dihydro-1H-purine-2,6-dione

CAS 313470-68-7C₁₈H₂₁BrN₄O₂S

5-((4-Bromophenyl)(2,6-dimethylmorpholino)methyl)-2-methylthiazolo[3,2-b][1,2,4]triazol-6-ol

CAS 1005050-54-3C₁₈H₂₁BrN₄O₂S

5-(5-((4-Bromophenoxy)methyl)furan-2-yl)-4-(3-(dimethylamino)propyl)-4H-1,2,4-triazole-3-thiol

CAS 828281-47-6C₁₈H₂₁BrN₄O₂S

2-((6-Bromo-3-ethyl-4-oxo-3,4-dihydroquinazolin-2-yl)thio)-N-(2-cyano-3-methylbutan-2-yl)acetamide

CAS 786726-44-1C₁₈H₂₁BrN₄O₂S

N1-(3-bromophenyl)-N4-(5-cyclohexyl-1,3,4-thiadiazol-2-yl)succinamide

CAS 714253-76-6C₁₈H₂₁BrN₄O₂S

5-((3-Bromophenyl)(2,6-dimethylmorpholino)methyl)-2-methylthiazolo[3,2-b][1,2,4]triazol-6-ol

CAS 1052554-99-0C₁₈H₂₁BrN₄O₂S

5-((3-Bromophenyl)(4-hydroxypiperidin-1-yl)methyl)-2-ethylthiazolo[3,2-b][1,2,4]triazol-6-ol

CAS 898350-46-4C₁₈H₂₁BrN₄O₂S

5-((4-Bromophenyl)(4-hydroxypiperidin-1-yl)methyl)-2-ethylthiazolo[3,2-b][1,2,4]triazol-6-ol

CAS 898350-48-6C₁₈H₂₁BrN₄O₂S

N-(4-Bromo-3-methylphenyl)-2-{2-[(cyclopentylcarbamoyl)amino]-1,3-thiazol-4-yl}acetamide

CAS 921876-80-4C₁₈H₂₁BrN₄O₂S

N-(4-Bromo-2-methylphenyl)-2-{2-[(cyclopentylcarbamoyl)amino]-1,3-thiazol-4-yl}acetamide

CAS 921830-48-0C₁₈H₂₁BrN₄O₂S

N-(4-Bromophenyl)-2-(2-(3-cyclohexylureido)thiazol-4-yl)acetamide

CAS 921493-05-2C₁₈H₂₁BrN₄O₂S

N-[1-(4-Bromobenzenesulfonyl)piperidin-4-yl]-N-cyclopropylpyrimidin-4-amine

CAS 2380170-29-4C₁₈H₂₁BrN₄O₂S

5-Bromo-4-methoxy-2-(4-{4H,5H,6H,7H-thieno[3,2-c]pyridine-5-carbonyl}piperidin-1-yl)pyrimidine

CAS 3054548-32-9C₁₈H₂₁BrN₄O₂S

Frequently asked questions

Still have a question?

The help centre explains buying, quotes and supplier badges step by step, or you can write to our team.

Help centre Contact us

What is the molar mass of C18H21BrN4O2S?

The molar mass of C18H21BrN4O2S is 437.36 g/mol, calculated from standard atomic weights for 18 carbon atoms, 21 hydrogen atoms, 1 bromine atom, 4 nitrogen atoms, 2 oxygen atoms and 1 sulfur atom. The monoisotopic mass is 436.0569 Da.

How many compounds have the formula C18H21BrN4O2S?

CompoundList lists 14 compounds with the molecular formula C18H21BrN4O2S, including 7-(3-Bromo-benzyl)-3-methyl-8-pentylsulfanyl-3,7-dihydro-purine-2,6-dione, 7-(3-Bromobenzyl)-8-(isopentylsulfanyl)-3-methyl-3,7-dihydro-1H-purine-2,6-dione, 5-((4-Bromophenyl)(2,6-dimethylmorpholino)methyl)-2-methylthiazolo[3,2-b][1,2,4]triazol-6-ol. 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 C18H21BrN4O2S?

C18H21BrN4O2S 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.