Molecular formula

C₂₁H₃₁NO₃S

13 compounds have this formula on CompoundList.

Molar mass: 377.54g/mol
Monoisotopic mass: 377.2025Da
Atoms: 57
Elements: 5
Rings plus double bonds: 7

The formula C21H31NO3S describes a molecule made of 21 carbon atoms, 31 hydrogen atoms, 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 × 2166.81%
12.011 × 21 = 252.231 g/mol
H Hydrogen × 318.28%
1.008 × 31 = 31.248 g/mol
N Nitrogen × 13.71%
14.007 × 1 = 14.007 g/mol
O Oxygen × 312.71%
15.999 × 3 = 47.997 g/mol
S Sulfur × 18.49%
32.06 × 1 = 32.060 g/mol

Look up another formula

Compounds with the formula C21H31NO3S

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

Showing 1 to 13 of 13 compounds

N-[1-(Adamantan-1-yl)propyl]-2-methoxy-5-methylbenzene-1-sulfonamide

CAS 445473-43-8C₂₁H₃₁NO₃S

N-[2-(Adamantan-1-yloxy)-ethyl]-4-isopropyl-benzenesulfonamide

CAS 445473-48-3C₂₁H₃₁NO₃S

Benzenesulfonic acid, (tetrapropenyl)-, compd. with 2-propanamine (1:1)

CAS 157966-96-6C₂₁H₃₁NO₃S

N-[2-(Adamantan-1-yl)ethyl]-5-methoxy-2,4-dimethylbenzene-1-sulfonamide

CAS 445473-55-2C₂₁H₃₁NO₃S

N-[2-(Adamantan-1-yloxy)ethyl]-2,4,6-trimethylbenzene-1-sulfonamide

CAS 446028-51-9C₂₁H₃₁NO₃S

N-[1-(1-Adamantyl)propyl]-4-ethoxybenzenesulfonamide

CAS 446028-27-9C₂₁H₃₁NO₃S

Ethyl 8-oxo-8-[3-(thiomorpholinomethyl)phenyl]octanoate

CAS 898788-26-6C₂₁H₃₁NO₃S

Ethyl 8-oxo-8-[4-(thiomorpholinomethyl)phenyl]octanoate

CAS 898783-41-0C₂₁H₃₁NO₃S

Ethyl 8-oxo-8-[2-(thiomorpholinomethyl)phenyl]octanoate

CAS 898782-68-8C₂₁H₃₁NO₃S

2-Thiophenemethanamine, N,N-dimethyl-alpha-ethyl-alpha-(3-(3,4,5-trimethoxyphenyl)propyl)-

CAS 120656-45-3C₂₁H₃₁NO₃S

Methyl 2-[(3-cyclohexylpropanoyl)amino]-4,5,6,7,8,9-hexahydrocycloocta[b]thiophene-3-carboxylate

CAS 438471-76-2C₂₁H₃₁NO₃S

N,N-Dicyclohexyl-2-(4-methylphenyl)sulfonylacetamide

CAS 694507-31-8C₂₁H₃₁NO₃S

4-Propoxy-N-(2,4,4-trimethylpentan-2-yl)naphthalene-1-sulfonamide

CAS 2419452-68-7C₂₁H₃₁NO₃S

Frequently asked questions

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What is the molar mass of C21H31NO3S?

The molar mass of C21H31NO3S is 377.54 g/mol, calculated from standard atomic weights for 21 carbon atoms, 31 hydrogen atoms, 1 nitrogen atom, 3 oxygen atoms and 1 sulfur atom. The monoisotopic mass is 377.2025 Da.

How many compounds have the formula C21H31NO3S?

CompoundList lists 13 compounds with the molecular formula C21H31NO3S, including N-[1-(Adamantan-1-yl)propyl]-2-methoxy-5-methylbenzene-1-sulfonamide, N-[2-(Adamantan-1-yloxy)-ethyl]-4-isopropyl-benzenesulfonamide, Benzenesulfonic acid, (tetrapropenyl)-, compd. with 2-propanamine (1:1). 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 C21H31NO3S?

C21H31NO3S has a degree of unsaturation of 7. 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.