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Molecular formula

C18H19ClO2

22 compounds have this formula on CompoundList.

Molar mass
302.80g/mol
Monoisotopic mass
307.1387Da
Atoms
40
Elements
4
Rings plus double bonds
9

The formula C18H19ClO2 describes a molecule made of 18 carbon atoms, 19 hydrogen atoms, 1 chlorine atom and 2 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 × 1871.40%
    12.011 × 18 = 216.198 g/mol
  • H Hydrogen × 196.33%
    1.008 × 19 = 19.152 g/mol
  • Cl Chlorine × 111.71%
    35.45 × 1 = 35.450 g/mol
  • O Oxygen × 210.57%
    15.999 × 2 = 31.998 g/mol
Look up another formula

Compounds with the formula C18H19ClO2

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

Showing 1 to 22 of 22 compounds

1-(4-(2-Chloroethoxy)phenyl)-2-phenyl-1-butanone chemical structure, C18H19ClO2, CAS 103628-22-4
1-(4-(2-Chloroethoxy)phenyl)-2-phenyl-1-butanone
CAS 103628-22-4C18H19ClO2
2-[4-(1-Methyl-1-phenylethyl)phenoxy]propanoyl chloride chemical structure, C18H19ClO2, CAS 1160257-36-2
2-[4-(1-Methyl-1-phenylethyl)phenoxy]propanoyl chloride
CAS 1160257-36-2C18H19ClO2
4-Chlorobenzyl 4-tert-butylbenzoate chemical structure, C18H19ClO2, CAS 474947-03-0
4-Chlorobenzyl 4-tert-butylbenzoate
CAS 474947-03-0C18H19ClO2
2-[4-(tert-Butyl)phenoxy]-1-(4-chlorophenyl)-1-ethanone chemical structure, C18H19ClO2, CAS 338400-73-0
2-[4-(tert-Butyl)phenoxy]-1-(4-chlorophenyl)-1-ethanone
CAS 338400-73-0C18H19ClO2
1-[4-(2-Chloroethoxy)phenyl]-2-(ethyl-d5)-2-phenylethanone chemical structure, C18H19ClO2, CAS 157738-48-2
1-[4-(2-Chloroethoxy)phenyl]-2-(ethyl-d5)-2-phenylethanone
CAS 157738-48-2C18H19ClO2
1-Chloro-1-(4'-phenyl-phenoxy)-3,3-dimethylbutan-2-one chemical structure, C18H19ClO2, CAS 57001-02-2
1-Chloro-1-(4'-phenyl-phenoxy)-3,3-dimethylbutan-2-one
CAS 57001-02-2C18H19ClO2
(5-tert-Butyl-2-methoxyphenyl)(4-chlorophenyl)methanone chemical structure, C18H19ClO2, CAS 72083-18-2
(5-tert-Butyl-2-methoxyphenyl)(4-chlorophenyl)methanone
CAS 72083-18-2C18H19ClO2
4-Chloro-2-(3-methyl-2-buten-1-yl)-5-(phenylmethoxy)phenol chemical structure, C18H19ClO2, CAS 71702-04-0
4-Chloro-2-(3-methyl-2-buten-1-yl)-5-(phenylmethoxy)phenol
CAS 71702-04-0C18H19ClO2
2-{2-[1-(4-Chlorophenyl)cyclobutyl]-2-oxoethyl}cyclohex-2-en-1-one chemical structure, C18H19ClO2, CAS 918873-19-5
2-{2-[1-(4-Chlorophenyl)cyclobutyl]-2-oxoethyl}cyclohex-2-en-1-one
CAS 918873-19-5C18H19ClO2
2-{2-[1-(4-Chlorophenyl)cyclopropyl]-2-oxoethyl}cyclohept-2-en-1-one chemical structure, C18H19ClO2, CAS 918873-25-3
2-{2-[1-(4-Chlorophenyl)cyclopropyl]-2-oxoethyl}cyclohept-2-en-1-one
CAS 918873-25-3C18H19ClO2
4'-Chloro-4-methyl[1,1'-biphenyl]-2-yl 2,2-dimethylpropanoate chemical structure, C18H19ClO2, CAS 1204518-10-4
4'-Chloro-4-methyl[1,1'-biphenyl]-2-yl 2,2-dimethylpropanoate
CAS 1204518-10-4C18H19ClO2
1,1'-(2-Chloroethene-1,1-diyl)bis(4-ethoxybenzene) chemical structure, C18H19ClO2, CAS 2132-67-4
1,1'-(2-Chloroethene-1,1-diyl)bis(4-ethoxybenzene)
CAS 2132-67-4C18H19ClO2
2-(Benzyloxy)-6-methyl-3-(propan-2-yl)benzoyl chloride chemical structure, C18H19ClO2, CAS 112404-43-0
2-(Benzyloxy)-6-methyl-3-(propan-2-yl)benzoyl chloride
CAS 112404-43-0C18H19ClO2
3'-Chloro-4'-pentyl[1,1'-biphenyl]-4-carboxylic acid chemical structure, C18H19ClO2, CAS 129720-18-9
3'-Chloro-4'-pentyl[1,1'-biphenyl]-4-carboxylic acid
CAS 129720-18-9C18H19ClO2
1-[(E)-1-Chloro-1-(4-methoxyphenyl)but-1-en-2-yl]-4-methoxybenzene chemical structure, C18H19ClO2, CAS 6346-06-1
1-[(E)-1-Chloro-1-(4-methoxyphenyl)but-1-en-2-yl]-4-methoxybenzene
CAS 6346-06-1C18H19ClO2
2'-Chloro-4'-pentyl[1,1'-biphenyl]-4-carboxylic acid chemical structure, C18H19ClO2, CAS 88505-60-6
2'-Chloro-4'-pentyl[1,1'-biphenyl]-4-carboxylic acid
CAS 88505-60-6C18H19ClO2
(1S)-2,2-Dimethyl-1-phenylpropyl 3-chlorobenzoate chemical structure, C18H19ClO2, CAS 671212-55-8
(1S)-2,2-Dimethyl-1-phenylpropyl 3-chlorobenzoate
CAS 671212-55-8C18H19ClO2
4-[(4-tert-Butylphenyl)methoxy]benzoyl chloride chemical structure, C18H19ClO2, CAS 62290-56-6
4-[(4-tert-Butylphenyl)methoxy]benzoyl chloride
CAS 62290-56-6C18H19ClO2
Methyl 5-(4-tert-butylphenyl)-2-chlorobenzoate chemical structure, C18H19ClO2, CAS 1820705-07-4
Methyl 5-(4-tert-butylphenyl)-2-chlorobenzoate
CAS 1820705-07-4C18H19ClO2
Methyl 4-(4-tert-butylphenyl)-2-chlorobenzoate chemical structure, C18H19ClO2, CAS 1820687-95-3
Methyl 4-(4-tert-butylphenyl)-2-chlorobenzoate
CAS 1820687-95-3C18H19ClO2
4-(Benzyloxy)-1-(4-chloro-3-methylphenyl)butan-2-one chemical structure, C18H19ClO2, CAS 2172113-00-5
4-(Benzyloxy)-1-(4-chloro-3-methylphenyl)butan-2-one
CAS 2172113-00-5C18H19ClO2
3-(Benzyloxy)-1-(4-chloro-3-methylphenyl)butan-2-one chemical structure, C18H19ClO2, CAS 2172200-50-7
3-(Benzyloxy)-1-(4-chloro-3-methylphenyl)butan-2-one
CAS 2172200-50-7C18H19ClO2

Frequently asked questions

What is the molar mass of C18H19ClO2?

The molar mass of C18H19ClO2 is 302.80 g/mol, calculated from standard atomic weights for 18 carbon atoms, 19 hydrogen atoms, 1 chlorine atom and 2 oxygen atoms. The monoisotopic mass is 307.1387 Da.

How many compounds have the formula C18H19ClO2?

CompoundList lists 22 compounds with the molecular formula C18H19ClO2, including 1-(4-(2-Chloroethoxy)phenyl)-2-phenyl-1-butanone, 2-[4-(1-Methyl-1-phenylethyl)phenoxy]propanoyl chloride, 4-Chlorobenzyl 4-tert-butylbenzoate. 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 C18H19ClO2?

C18H19ClO2 has a degree of unsaturation of 9. 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.