C18H20N3NaO3S
4 compounds have this formula on CompoundList.
- Molar mass
- 381.43g/mol
- Monoisotopic mass
- 385.1345Da
- Atoms
- 46
- Elements
- 6
The formula C18H20N3NaO3S describes a molecule made of 18 carbon atoms, 20 hydrogen atoms, 3 nitrogen atoms, 1 sodium 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 × 1856.68%12.011 × 18 = 216.198 g/mol
- H Hydrogen × 205.29%1.008 × 20 = 20.160 g/mol
- N Nitrogen × 311.02%14.007 × 3 = 42.021 g/mol
- Na Sodium × 16.03%22.99 × 1 = 22.990 g/mol
- O Oxygen × 312.58%15.999 × 3 = 47.997 g/mol
- S Sulfur × 18.41%32.06 × 1 = 32.060 g/mol
Compounds with the formula C18H20N3NaO3S
Isomers we list, best known first. Open one to see its structure, properties, safety data and suppliers.
Showing 1 to 4 of 4 compounds
![Rabeprazole sodium salt-[13Cd3] chemical structure, C18H20N3NaO3S, CAS 1261392-48-6](/s/KRCQSTCYZUOBHN-CMOUKOEPSA-N.svg)
Frequently asked questions
What is the molar mass of C18H20N3NaO3S?
The molar mass of C18H20N3NaO3S is 381.43 g/mol, calculated from standard atomic weights for 18 carbon atoms, 20 hydrogen atoms, 3 nitrogen atoms, 1 sodium atom, 3 oxygen atoms and 1 sulfur atom. The monoisotopic mass is 385.1345 Da.
How many compounds have the formula C18H20N3NaO3S?
CompoundList lists 4 compounds with the molecular formula C18H20N3NaO3S, including Rabeprazole sodium, Dexrabeprazole sodium, Rabeprazole-d3 sodium salt. Compounds that share a formula are isomers. They contain the same atoms arranged differently, so their properties, uses and prices can be very different.