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Molecular formula

C20H18ClNO5

32 compounds have this formula on CompoundList.

Molar mass
387.82g/mol
Monoisotopic mass
387.0874Da
Atoms
45
Elements
5
Rings plus double bonds
12

The formula C20H18ClNO5 describes a molecule made of 20 carbon atoms, 18 hydrogen atoms, 1 chlorine atom, 1 nitrogen atom and 5 oxygen 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 × 2061.94%
    12.011 × 20 = 240.220 g/mol
  • H Hydrogen × 184.68%
    1.008 × 18 = 18.144 g/mol
  • Cl Chlorine × 19.14%
    35.45 × 1 = 35.450 g/mol
  • N Nitrogen × 13.61%
    14.007 × 1 = 14.007 g/mol
  • O Oxygen × 520.63%
    15.999 × 5 = 79.995 g/mol
Look up another formula

Compounds with the formula C20H18ClNO5

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

Showing 1 to 32 of 32 compounds

5-(4-Chlorophenyl)-4-(furan-2-carbonyl)-3-hydroxy-1-((tetrahydrofuran-2-yl)methyl)-1H-pyrrol-2(5H)-one chemical structure, C20H18ClNO5, CAS 618072-38-1
5-(4-Chlorophenyl)-4-(furan-2-carbonyl)-3-hydroxy-1-((tetrahydrofuran-2-yl)methyl)-1H-pyrrol-2(5H)-one
CAS 618072-38-1C20H18ClNO5
5-(3-Chlorophenyl)-4-(furan-2-carbonyl)-3-hydroxy-1-((tetrahydrofuran-2-yl)methyl)-1H-pyrrol-2(5H)-one chemical structure, C20H18ClNO5, CAS 618072-37-0
5-(3-Chlorophenyl)-4-(furan-2-carbonyl)-3-hydroxy-1-((tetrahydrofuran-2-yl)methyl)-1H-pyrrol-2(5H)-one
CAS 618072-37-0C20H18ClNO5
2-Chloro-N-(4,5-diethoxy-9,10-dioxo-9,10-dihydroanthracen-2-yl)acetamide chemical structure, C20H18ClNO5, CAS 1537900-10-9
2-Chloro-N-(4,5-diethoxy-9,10-dioxo-9,10-dihydroanthracen-2-yl)acetamide
CAS 1537900-10-9C20H18ClNO5
13-Hydroxyberberine chemical structure, C20H18ClNO5, CAS 7664-25-7
13-Hydroxyberberine
CAS 7664-25-7C20H18ClNO5
Ethyl {3-[2-(4-chlorophenyl)-2-oxoethyl]-3-hydroxy-2-oxo-2,3-dihydro-1H-indol-1-yl}acetate chemical structure, C20H18ClNO5, CAS 362506-86-3
Ethyl {3-[2-(4-chlorophenyl)-2-oxoethyl]-3-hydroxy-2-oxo-2,3-dihydro-1H-indol-1-yl}acetate
CAS 362506-86-3C20H18ClNO5
2-Naphthalenecarboxamide, N-(4-chloro-2,5-dimethoxyphenyl)-3-hydroxy-7-methoxy- chemical structure, C20H18ClNO5, CAS 25252-92-0
2-Naphthalenecarboxamide, N-(4-chloro-2,5-dimethoxyphenyl)-3-hydroxy-7-methoxy-
CAS 25252-92-0C20H18ClNO5
2-Chlorobenzyl 1-[4-(methoxycarbonyl)phenyl]-5-oxo-3-pyrrolidinecarboxylate chemical structure, C20H18ClNO5, CAS 774191-71-8
2-Chlorobenzyl 1-[4-(methoxycarbonyl)phenyl]-5-oxo-3-pyrrolidinecarboxylate
CAS 774191-71-8C20H18ClNO5
3-(1,3-Benzodioxol-5-yl)-2-(3-chloropropyl)-1-oxo-1,2,3,4-tetrahydro-4-isoquinolinecarboxylic acid chemical structure, C20H18ClNO5, CAS 385383-35-7
3-(1,3-Benzodioxol-5-yl)-2-(3-chloropropyl)-1-oxo-1,2,3,4-tetrahydro-4-isoquinolinecarboxylic acid
CAS 385383-35-7C20H18ClNO5
2-(4-Chlorophenyl)-2-oxoethyl 1-(3-methoxyphenyl)-5-oxo-3-pyrrolidinecarboxylate chemical structure, C20H18ClNO5, CAS 690227-95-3
2-(4-Chlorophenyl)-2-oxoethyl 1-(3-methoxyphenyl)-5-oxo-3-pyrrolidinecarboxylate
CAS 690227-95-3C20H18ClNO5
4-(4-Chlorobenzoyl)-3-hydroxy-5-(4-hydroxyphenyl)-1-(2-methoxyethyl)-2,5-dihydro-1H-pyrrol-2-one chemical structure, C20H18ClNO5, CAS 433309-94-5
4-(4-Chlorobenzoyl)-3-hydroxy-5-(4-hydroxyphenyl)-1-(2-methoxyethyl)-2,5-dihydro-1H-pyrrol-2-one
CAS 433309-94-5C20H18ClNO5
6-Chloro-N-[2-(3,4-dimethoxyphenyl)ethyl]-4-oxo-4H-chromene-2-carboxamide chemical structure, C20H18ClNO5, CAS 880400-69-1
6-Chloro-N-[2-(3,4-dimethoxyphenyl)ethyl]-4-oxo-4H-chromene-2-carboxamide
CAS 880400-69-1C20H18ClNO5
4-[2-(5-Chloro-2-methoxyphenyl)-2-oxoethyl]-2-ethyl-1,4-benzoxazepine-3,5(2H,4H)-dione chemical structure, C20H18ClNO5, CAS 903856-55-3
4-[2-(5-Chloro-2-methoxyphenyl)-2-oxoethyl]-2-ethyl-1,4-benzoxazepine-3,5(2H,4H)-dione
CAS 903856-55-3C20H18ClNO5
4-[2-(3-Chloro-4-methoxyphenyl)-2-oxoethyl]-2-ethyl-1,4-benzoxazepine-3,5(2H,4H)-dione chemical structure, C20H18ClNO5, CAS 903868-03-1
4-[2-(3-Chloro-4-methoxyphenyl)-2-oxoethyl]-2-ethyl-1,4-benzoxazepine-3,5(2H,4H)-dione
CAS 903868-03-1C20H18ClNO5
4-[2-(3-Chloro-4-ethoxyphenyl)-2-oxoethyl]-2-methyl-1,4-benzoxazepine-3,5(2H,4H)-dione chemical structure, C20H18ClNO5, CAS 903186-97-0
4-[2-(3-Chloro-4-ethoxyphenyl)-2-oxoethyl]-2-methyl-1,4-benzoxazepine-3,5(2H,4H)-dione
CAS 903186-97-0C20H18ClNO5
7-Chloro-N-(2,5-dimethoxyphenyl)-9-methoxy-1-benzoxepine-4-carboxamide chemical structure, C20H18ClNO5, CAS 950381-51-8
7-Chloro-N-(2,5-dimethoxyphenyl)-9-methoxy-1-benzoxepine-4-carboxamide
CAS 950381-51-8C20H18ClNO5
Methyl 4-[(3-chlorophenyl)methoxy]-6,7-dimethoxyquinoline-2-carboxylate chemical structure, C20H18ClNO5, CAS 1207036-38-1
Methyl 4-[(3-chlorophenyl)methoxy]-6,7-dimethoxyquinoline-2-carboxylate
CAS 1207036-38-1C20H18ClNO5
4-{2-[3-Chloro-4-(propan-2-yloxy)phenyl]-2-oxoethyl}-1,4-benzoxazepine-3,5(2H,4H)-dione chemical structure, C20H18ClNO5, CAS 903865-23-6
4-{2-[3-Chloro-4-(propan-2-yloxy)phenyl]-2-oxoethyl}-1,4-benzoxazepine-3,5(2H,4H)-dione
CAS 903865-23-6C20H18ClNO5
(Z)-2-((6-Chloro-4H-benzo[d][1,3]dioxin-8-yl)methylene)-7-((dimethylamino)methyl)-6-hydroxybenzofuran-3(2H)-one chemical structure, C20H18ClNO5, CAS 903862-47-5
(Z)-2-((6-Chloro-4H-benzo[d][1,3]dioxin-8-yl)methylene)-7-((dimethylamino)methyl)-6-hydroxybenzofuran-3(2H)-one
CAS 903862-47-5C20H18ClNO5
Butanoic acid, 4-chloro-3-[[(9H-fluoren-9-ylmethoxy)carbonyl]amino]-4-oxo-, methyl ester, (3S)- chemical structure, C20H18ClNO5, CAS 596095-91-9
Butanoic acid, 4-chloro-3-[[(9H-fluoren-9-ylmethoxy)carbonyl]amino]-4-oxo-, methyl ester, (3S)-
CAS 596095-91-9C20H18ClNO5
5-(2-Chlorophenyl)-N-(3,4,5-trimethoxyphenyl)furan-2-carboxamide chemical structure, C20H18ClNO5, CAS 949246-12-2
5-(2-Chlorophenyl)-N-(3,4,5-trimethoxyphenyl)furan-2-carboxamide
CAS 949246-12-2C20H18ClNO5
2-(6-Chloro-7-hydroxy-4-methyl-2-oxo-2H-chromen-3-yl)-N-[3-(1-hydroxyethyl)phenyl]acetamide chemical structure, C20H18ClNO5, CAS 929854-64-8
2-(6-Chloro-7-hydroxy-4-methyl-2-oxo-2H-chromen-3-yl)-N-[3-(1-hydroxyethyl)phenyl]acetamide
CAS 929854-64-8C20H18ClNO5
Ethyl 5-chloro-2-[(6,7-dimethoxy-4-quinolyl)oxy]benzoate chemical structure, C20H18ClNO5, CAS 666730-00-3
Ethyl 5-chloro-2-[(6,7-dimethoxy-4-quinolyl)oxy]benzoate
CAS 666730-00-3C20H18ClNO5
Ethyl 4-chloro-2-[(6,7-dimethoxy-4-quinolyl)oxy]benzoate chemical structure, C20H18ClNO5, CAS 666729-97-1
Ethyl 4-chloro-2-[(6,7-dimethoxy-4-quinolyl)oxy]benzoate
CAS 666729-97-1C20H18ClNO5
N-(3-(3-Chlorophenyl)-3-hydroxypropyl)-8-methoxy-2-oxo-2H-chromene-3-carboxamide chemical structure, C20H18ClNO5, CAS 2034300-14-4
N-(3-(3-Chlorophenyl)-3-hydroxypropyl)-8-methoxy-2-oxo-2H-chromene-3-carboxamide
CAS 2034300-14-4C20H18ClNO5

Frequently asked questions

What is the molar mass of C20H18ClNO5?

The molar mass of C20H18ClNO5 is 387.82 g/mol, calculated from standard atomic weights for 20 carbon atoms, 18 hydrogen atoms, 1 chlorine atom, 1 nitrogen atom and 5 oxygen atoms. The monoisotopic mass is 387.0874 Da.

How many compounds have the formula C20H18ClNO5?

CompoundList lists 32 compounds with the molecular formula C20H18ClNO5, including 5-(4-Chlorophenyl)-4-(furan-2-carbonyl)-3-hydroxy-1-((tetrahydrofuran-2-yl)methyl)-1H-pyrrol-2(5H)-one, 5-(3-Chlorophenyl)-4-(furan-2-carbonyl)-3-hydroxy-1-((tetrahydrofuran-2-yl)methyl)-1H-pyrrol-2(5H)-one, 2-Chloro-N-(4,5-diethoxy-9,10-dioxo-9,10-dihydroanthracen-2-yl)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 C20H18ClNO5?

C20H18ClNO5 has a degree of unsaturation of 12. 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.