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Molecular formula

C25H18O5

20 compounds have this formula on CompoundList.

Molar mass
398.41g/mol
Monoisotopic mass
398.1154Da
Atoms
48
Elements
3
Rings plus double bonds
17

The formula C25H18O5 describes a molecule made of 25 carbon atoms, 18 hydrogen atoms 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 × 2575.37%
    12.011 × 25 = 300.275 g/mol
  • H Hydrogen × 184.55%
    1.008 × 18 = 18.144 g/mol
  • O Oxygen × 520.08%
    15.999 × 5 = 79.995 g/mol
Look up another formula

Compounds with the formula C25H18O5

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

Showing 1 to 20 of 20 compounds

3-(2-Methoxyphenyl)-4-oxo-4H-chromen-7-yl cinnamate chemical structure, C25H18O5, CAS 1164469-14-0
3-(2-Methoxyphenyl)-4-oxo-4H-chromen-7-yl cinnamate
CAS 1164469-14-0C25H18O5
3-(5-Methyl-3-(naphthalen-2-yl)-7-oxo-7H-furo(3,2-g)chromen-6-yl)propanoic acid chemical structure, C25H18O5, CAS 858745-24-1
3-(5-Methyl-3-(naphthalen-2-yl)-7-oxo-7H-furo(3,2-g)chromen-6-yl)propanoic acid
CAS 858745-24-1C25H18O5
Benzo[1,2-b:4,5-b']difuran-2,6-dione, 3-phenyl-7-(4-propoxyphenyl)- chemical structure, C25H18O5, CAS 79694-17-0
Benzo[1,2-b:4,5-b']difuran-2,6-dione, 3-phenyl-7-(4-propoxyphenyl)-
CAS 79694-17-0C25H18O5
3-(3-Methoxyphenyl)-5-(4-methoxyphenyl)-7H-furo[3,2-g]chromen-7-one chemical structure, C25H18O5, CAS 433701-09-8
3-(3-Methoxyphenyl)-5-(4-methoxyphenyl)-7H-furo[3,2-g]chromen-7-one
CAS 433701-09-8C25H18O5
3,5-Bis(4-methoxyphenyl)-7H-furo[3,2-g]chromen-7-one chemical structure, C25H18O5, CAS 374765-98-7
3,5-Bis(4-methoxyphenyl)-7H-furo[3,2-g]chromen-7-one
CAS 374765-98-7C25H18O5
3-[4-[(7-Hydroxy-2-oxo-3-phenylchromen-4-yl)methyl]phenyl]prop-2-enoic acid chemical structure, C25H18O5, CAS 1334310-70-1
3-[4-[(7-Hydroxy-2-oxo-3-phenylchromen-4-yl)methyl]phenyl]prop-2-enoic acid
CAS 1334310-70-1C25H18O5
2-(4-Methoxyphenyl)-4-oxo-4H-chromen-3-yl 3-phenylacrylate chemical structure, C25H18O5, CAS 22812-33-5
2-(4-Methoxyphenyl)-4-oxo-4H-chromen-3-yl 3-phenylacrylate
CAS 22812-33-5C25H18O5
5,7-Dihydroxy-8-methyl-4-phenyl-3-[(E)-3-phenylprop-2-enoyl]chromen-2-one chemical structure, C25H18O5, CAS 2254605-76-8
5,7-Dihydroxy-8-methyl-4-phenyl-3-[(E)-3-phenylprop-2-enoyl]chromen-2-one
CAS 2254605-76-8C25H18O5
2-(4-Methylphenyl)-2-oxo-1-phenylethyl 2-oxo-2H-chromene-3-carboxylate chemical structure, C25H18O5, CAS 524043-88-7
2-(4-Methylphenyl)-2-oxo-1-phenylethyl 2-oxo-2H-chromene-3-carboxylate
CAS 524043-88-7C25H18O5
(2Z)-2-(1,3-Benzodioxol-5-ylmethylidene)-6-{[(2E)-3-phenylprop-2-en-1-yl]oxy}-1-benzofuran-3(2H)-one chemical structure, C25H18O5, CAS 929413-82-1
(2Z)-2-(1,3-Benzodioxol-5-ylmethylidene)-6-{[(2E)-3-phenylprop-2-en-1-yl]oxy}-1-benzofuran-3(2H)-one
CAS 929413-82-1C25H18O5
Quinone S181 chemical structure, C25H18O5, CAS 166-57-4
Quinone S181
CAS 166-57-4C25H18O5
[4-[(Z)-3-(1,3-Benzodioxol-5-yl)prop-2-enoyl]phenyl] (E)-3-phenylprop-2-enoate chemical structure, C25H18O5, CAS 306730-23-4
[4-[(Z)-3-(1,3-Benzodioxol-5-yl)prop-2-enoyl]phenyl] (E)-3-phenylprop-2-enoate
CAS 306730-23-4C25H18O5
Bis[4-(4-hydroxyphenoxy)phenyl]methanone chemical structure, C25H18O5, CAS 42592-70-1
Bis[4-(4-hydroxyphenoxy)phenyl]methanone
CAS 42592-70-1C25H18O5
2-[4,9-Dimethyl-3-(naphthalen-2-yl)-7-oxo-7H-furo[2,3-F]chromen-8-yl]acetic acid chemical structure, C25H18O5, CAS 887863-57-2
2-[4,9-Dimethyl-3-(naphthalen-2-yl)-7-oxo-7H-furo[2,3-F]chromen-8-yl]acetic acid
CAS 887863-57-2C25H18O5
2-(6-Ethyl-7-methoxy-2-oxo-2H-chromen-4-yl)-3H-benzo[f]chromen-3-one chemical structure, C25H18O5, CAS 858755-67-6
2-(6-Ethyl-7-methoxy-2-oxo-2H-chromen-4-yl)-3H-benzo[f]chromen-3-one
CAS 858755-67-6C25H18O5
(3-Acetyloxy-6-methoxybenzo(a)pyren-1-yl) acetate chemical structure, C25H18O5, CAS 74192-51-1
(3-Acetyloxy-6-methoxybenzo(a)pyren-1-yl) acetate
CAS 74192-51-1C25H18O5
2-Benzoyl-3-[hydroxy(phenyl)methylidene]-4-oxo-1,2,3,4-tetrahydronaphthalene-1-carboxylic acid chemical structure, C25H18O5, CAS 88036-08-2
2-Benzoyl-3-[hydroxy(phenyl)methylidene]-4-oxo-1,2,3,4-tetrahydronaphthalene-1-carboxylic acid
CAS 88036-08-2C25H18O5
Phenyl 4-(4-formyl-2-methoxyphenoxy)naphthalene-1-carboxylate chemical structure, C25H18O5, CAS 1055361-89-1
Phenyl 4-(4-formyl-2-methoxyphenoxy)naphthalene-1-carboxylate
CAS 1055361-89-1C25H18O5
Dimethyl 11_methoxybenzo[e]pyrene_2,3_dicarboxylate chemical structure, C25H18O5, CAS 3107970-87-3
Dimethyl 11_methoxybenzo[e]pyrene_2,3_dicarboxylate
CAS 3107970-87-3C25H18O5
Dimethyl 10_methoxybenzo[e]pyrene_2,3_dicarboxylate chemical structure, C25H18O5, CAS 3107970-93-1
Dimethyl 10_methoxybenzo[e]pyrene_2,3_dicarboxylate
CAS 3107970-93-1C25H18O5

Frequently asked questions

What is the molar mass of C25H18O5?

The molar mass of C25H18O5 is 398.41 g/mol, calculated from standard atomic weights for 25 carbon atoms, 18 hydrogen atoms and 5 oxygen atoms. The monoisotopic mass is 398.1154 Da.

How many compounds have the formula C25H18O5?

CompoundList lists 20 compounds with the molecular formula C25H18O5, including 3-(2-Methoxyphenyl)-4-oxo-4H-chromen-7-yl cinnamate, 3-(5-Methyl-3-(naphthalen-2-yl)-7-oxo-7H-furo(3,2-g)chromen-6-yl)propanoic acid, Benzo[1,2-b:4,5-b']difuran-2,6-dione, 3-phenyl-7-(4-propoxyphenyl)-. 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 C25H18O5?

C25H18O5 has a degree of unsaturation of 17. 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.