C23H18O2
42 compounds have this formula on CompoundList.
- Molar mass
- 326.39g/mol
- Monoisotopic mass
- 326.1307Da
- Atoms
- 43
- Elements
- 3
- Rings plus double bonds
- 15
The formula C23H18O2 describes a molecule made of 23 carbon atoms, 18 hydrogen atoms 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 × 2384.64%12.011 × 23 = 276.253 g/mol
- H Hydrogen × 185.56%1.008 × 18 = 18.144 g/mol
- O Oxygen × 29.80%15.999 × 2 = 31.998 g/mol
Compounds with the formula C23H18O2
Isomers we list, best known first. Open one to see its structure, properties, safety data and suppliers.
Showing 1 to 42 of 42 compounds
![(2Z)-2-[(2-Methoxyphenyl)methylidene]-3-phenyl-2,3-dihydro-1H-inden-1-one chemical structure, C23H18O2, CAS 337921-79-6](/s/OGRAHEYJDZXHSL-HKWRFOASSA-N.svg)
![6-Methoxy-2-[4-(2-phenylethenyl)phenyl]-1-benzofuran chemical structure, C23H18O2, CAS 51358-02-2](/s/CYKDAGJGVPAHSZ-UHFFFAOYSA-N.svg)
![1,4,4-Triphenyl-3-oxabicyclo[3.1.0]hexan-2-one chemical structure, C23H18O2, CAS 68727-87-7](/s/DHCYKQGURXPMHH-UHFFFAOYSA-N.svg)
![2-(1-Pentacyclo[6.6.6.02,7.09,14.015,20]icosa-2,4,6,9,11,13,15,17,19-nonaenyl)-1,3-dioxolane chemical structure, C23H18O2, CAS 1469-55-2](/s/ORLSOXCBYURDKL-UHFFFAOYSA-N.svg)
- Phenyl 2-methyl-4,4-diphenylbuta-2,3-dienoate105754-67-4C23H18O2
- 2-(9H-Fluoren-9-yl)-1-phenylbutane-1,3-dione118365-05-2C23H18O2
- 6-Propoxybenzo(a)pyren-1-ol74192-63-5C23H18O2
- 2,4-Pentadien-1-one, 1-(4-phenoxyphenyl)-5-phenyl-88681-17-8C23H18O2
- Benzeneacetic acid, alpha-(3,3-diphenyl-2-propenylidene)-, (E)-65422-83-5C23H18O2
- 2-Naphthaleneacetic acid, 2-naphthalenylmethyl ester53342-33-9C23H18O2
- 2-[(2-Methylphenyl)(phenyl)methyl]-1H-indene-1,3(2H)-dione60423-44-1C23H18O2
- 4-Methoxy-2,3-diphenylnaphthalen-1-ol65514-42-3C23H18O2
- 2,2,6-Triphenyl-2H-pyran-4(3H)-one102593-55-5C23H18O2
- 1a,6a-Dihydro-3-methoxy-1,1-diphenylcycloprop[a]inden-6(1H)-one123208-86-6C23H18O2
- 4-Hydroxy-1-(4-methylphenyl)-4,4-diphenylbut-2-yn-1-one96547-67-0C23H18O2
- 2-Methoxy-3,4,5-triphenylfuran31554-21-9C23H18O2
- Methyl 2,3-diphenyl-1H-indene-1-carboxylate59099-81-9C23H18O2
- 6-Methoxy-2-(4-styrylphenyl)benzofuranC23H18O2
- 2-(4-Methylphenyl)-1,4-diphenylbut-2-ene-1,4-dione88406-92-2C23H18O2
- 5-(3-Methoxyphenyl)-2,3-diphenylfuran88406-99-9C23H18O2
- (Pyren-1-yl)methyl hexa-2,4-dienoate920740-89-2C23H18O2
- Methyl 6_methyl_10_phenylphenanthrene_2_carboxylate1646883-01-3C23H18O2
Frequently asked questions
What is the molar mass of C23H18O2?
The molar mass of C23H18O2 is 326.39 g/mol, calculated from standard atomic weights for 23 carbon atoms, 18 hydrogen atoms and 2 oxygen atoms. The monoisotopic mass is 326.1307 Da.
How many compounds have the formula C23H18O2?
CompoundList lists 42 compounds with the molecular formula C23H18O2, including 2-Pentene-1,5-dione, 1,3,5-triphenyl-, 2-(4-Propyl-naphthalen-1-ylmethylene)-indan-1,3-dione, 10-(4-Ethoxybenzylidene)-9-anthrone. 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 C23H18O2?
C23H18O2 has a degree of unsaturation of 15. 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.