Molecular formula
C21H24O3
67 compounds have this formula on CompoundList.
- Molar mass
- 324.42g/mol
- Monoisotopic mass
- 324.1725Da
- Atoms
- 48
- Elements
- 3
- Rings plus double bonds
- 10
The formula C21H24O3 describes a molecule made of 21 carbon atoms, 24 hydrogen atoms and 3 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 × 2177.75%12.011 × 21 = 252.231 g/mol
- H Hydrogen × 247.46%1.008 × 24 = 24.192 g/mol
- O Oxygen × 314.79%15.999 × 3 = 47.997 g/mol
Look up another formula
Compounds with the formula C21H24O3
Isomers we list, best known first. Open one to see its structure, properties, safety data and suppliers.
Showing 1 to 67 of 67 compounds
2,7-Dibutoxy-9H-fluoren-9-one
CAS 303735-82-2C21H24O3
![6,6,9-Trimethyl-3-pentyl-1H-dibenzo[b,d]pyran-1,4(6H)-dione chemical structure, C21H24O3, CAS 731773-46-9](/s/UFDYTRQMIXJHTH-UHFFFAOYSA-N.svg)
6,6,9-Trimethyl-3-pentyl-1H-dibenzo[b,d]pyran-1,4(6H)-dione
CAS 731773-46-9C21H24O3
Cordiaquinone J
CAS 265999-94-8C21H24O3
9,10-Dihydrooropheolide
CAS 1193671-73-6C21H24O3
21-Hydroxypregna-1,4,9(11),16-tetraene-3,20-dione
CAS 90039-93-3C21H24O3
NoName_1098
CAS 85045-73-4C21H24O3
![3-[4-(Hexyloxy)phenyl]-1-(2-hydroxyphenyl)prop-2-EN-1-one chemical structure, C21H24O3, CAS 116473-63-3](/s/CPEHTDSISWXBQX-UHFFFAOYSA-N.svg)
3-[4-(Hexyloxy)phenyl]-1-(2-hydroxyphenyl)prop-2-EN-1-one
CAS 116473-63-3C21H24O3
2-(2,5-Dimethylphenyl)-2-oxoethyl 4-tert-butylbenzoate
CAS 379253-03-9C21H24O3
4,4',4''-(1,3,5-Benzenetriyl)tris(2-methyl-3-butyn-2-ol)
CAS 105405-52-5C21H24O3
2-Acetoxy-4'-hexylbenzophenone
CAS 890098-48-3C21H24O3
6-Keto-gestodene
CAS 2143949-52-2C21H24O3
![1,2,3,4,10,11-Hexahydro-5H-spiro[benzo[c]pyrano[3,2-g]chromene-9,1'-cyclohexan]-5-one chemical structure, C21H24O3, CAS 859666-12-9](/s/QPFQBBHLYAYWNV-UHFFFAOYSA-N.svg)
1,2,3,4,10,11-Hexahydro-5H-spiro[benzo[c]pyrano[3,2-g]chromene-9,1'-cyclohexan]-5-one
CAS 859666-12-9C21H24O3
3-Acetoxy-4'-hexylbenzophenone
CAS 890099-96-4C21H24O3
4-Acetoxy-4'-hexylbenzophenone
CAS 890099-79-3C21H24O3
Hydracrylic acid, 2-(p-cyclohexylphenyl)-3-phenyl-, (R*,R*)-(+)-
CAS 88221-80-1C21H24O3
![1-Phenyl-2-[4-[(tetrahydro-2H-pyran-2-yl)oxy]phenyl]-1-butanone chemical structure, C21H24O3, CAS 82413-31-8](/s/WBYUFBVTTBSTLJ-UHFFFAOYSA-N.svg)
1-Phenyl-2-[4-[(tetrahydro-2H-pyran-2-yl)oxy]phenyl]-1-butanone
CAS 82413-31-8C21H24O3
Hydracrylic acid, 2-(p-cyclohexylphenyl)-3-phenyl-, (R*,S*)-(+)-
CAS 88221-77-6C21H24O3
![9-(1-Naphthalen-1-ylethenyl)-7,8,12-trioxaspiro[5.6]dodecane chemical structure, C21H24O3, CAS 917100-89-1](/s/KDVODVUCBGJVIO-UHFFFAOYSA-N.svg)
9-(1-Naphthalen-1-ylethenyl)-7,8,12-trioxaspiro[5.6]dodecane
CAS 917100-89-1C21H24O3
![[2-Oxo-2-(4-phenylphenyl)ethyl] heptanoate chemical structure, C21H24O3, CAS 4376-35-6](/s/JQYXDTHRKVOFRE-UHFFFAOYSA-N.svg)
[2-Oxo-2-(4-phenylphenyl)ethyl] heptanoate
CAS 4376-35-6C21H24O3
Hydracrylic acid, 2-(p-cyclohexylphenyl)-3-phenyl-, (R*,R*)-(-)-
CAS 88221-81-2C21H24O3
Hydracrylic acid, 2-(p-cyclohexylphenyl)-3-phenyl-, (R*,S*)-(-)-
CAS 88221-78-7C21H24O3
Ethyl 7-(4-biphenyl)-7-oxoheptanoate
CAS 147862-41-7C21H24O3
![[2-Oxo-2-(4-phenylphenyl)ethyl] 4-methylhexanoate chemical structure, C21H24O3, CAS 7497-78-1](/s/TZJBTJNAGGHNFK-UHFFFAOYSA-N.svg)
[2-Oxo-2-(4-phenylphenyl)ethyl] 4-methylhexanoate
CAS 7497-78-1C21H24O3
![[2-Oxo-2-(4-phenylphenyl)ethyl] 5-methylhexanoate chemical structure, C21H24O3, CAS 7598-47-2](/s/KJLHQTOFHBVTLQ-UHFFFAOYSA-N.svg)
[2-Oxo-2-(4-phenylphenyl)ethyl] 5-methylhexanoate
CAS 7598-47-2C21H24O3
- 11-(tert-Butyl)-8-methyl-2,3,4,5-tetrahydrocyclohepta[c]furo[3,2-g]chromen-6(1H)-one858754-89-9C21H24O3
- 4-[2-(4-Cyclohexylphenoxy)ethoxy]benzaldehyde299441-39-7C21H24O3
- 3-[(2-Cyclohexylphenoxy)methyl]-4-methoxybenzaldehyde933829-46-0C21H24O3
- 1,7-Bis(benzyloxy)hepta-2,5-dien-4-ol106319-54-4C21H24O3
- Benzoic acid, 3-(4-heptylbenzoyl)-124054-15-5C21H24O3
- (2E)-3-(4-tert-Butylphenyl)-1-(2,4-dimethoxyphenyl)prop-2-en-1-one801276-31-3C21H24O3
- (3-Phenoxyphenyl)methyl 2,2,3,3-tetramethylcyclopropane-1-carboxylate26002-83-5C21H24O3
- 2'-Methylspiro[4,17-dioxatetracyclo[8.7.0.03,8.011,15]heptadeca-1(10),2,8,11(15)-tetraene-5,1'-cyclohexane]-16-one919733-76-9C21H24O3
- 3'-Methylspiro[4,17-dioxatetracyclo[8.7.0.03,8.011,15]heptadeca-1(10),2,8,11(15)-tetraene-5,1'-cyclohexane]-16-one919733-55-4C21H24O3
- (2E)-3-(4-tert-Butylphenyl)-1-(2,5-dimethoxyphenyl)prop-2-en-1-one1354941-88-0C21H24O3
- Meta-cresolcompoundwithpara-cresol15831-10-4C21H24O3
- 2-Methoxy-6-(6-phenyl-hex-1-enyl)-benzoic acid methyl ester1171924-73-4C21H24O3
- 4-Cyclohexylmethyloxy-2-benzyl-benzoic acid1099484-37-3C21H24O3
- 9H-Xanthen-9-one, 1-(octyloxy)-127731-68-4C21H24O3
- Methyl 4-(4-hexylbenzoyl)benzoate108418-18-4C21H24O3
- Cyclopropanecarboxylic acid, 2,2-dimethyl-3-prop-1-enyl-, (5-benzyl-3-furyl)methyl ester76489-32-2C21H24O3
- Phenol, 2-[2-(7-methoxy-2,2,8-trimethyl-2H-1-benzopyran-5-yl)ethyl]-848131-99-7C21H24O3
- 1,2-Dimethoxy-4-[4-(phenylmethoxy)-1-cyclohexen-1-yl]benzene82732-16-9C21H24O3
- (2E)-3-(4-tert-Butylphenyl)-1-(3,4-dimethoxyphenyl)prop-2-en-1-one1354941-24-4C21H24O3
- Benzyl 3-(1,2,3,4-tetrahydro-6-methoxynaphthalen-2-yl)propanoate866082-69-1C21H24O3
- Methyl 2-(3-(benzyloxy)phenyl)-2,4-dimethylpent-4-enoate1257397-54-8C21H24O3
- 4-{2-[3,5-Dimethoxy-2-(3-methylbut-2-en-1-yl)phenyl]ethenyl}phenol667466-37-7C21H24O3
- (2E)-3-{3-[(Propan-2-yl)oxy]phenyl}-1-{4-[(propan-2-yl)oxy]phenyl}prop-2-en-1-one2030119-31-2C21H24O3
- 4-(4-Cyclohexylbenzyloxy)-3-methoxybenzaldehyde1186634-38-7C21H24O3
- Ethyl 4-(4-cyclohexylphenoxy)benzoate2133382-99-5C21H24O3
- (9beta,11beta)-9,11-Epoxy-pregna-1,4,16-triene-3,20-dione153469-93-3C21H24O3
- 2-(Benzyloxy)-3-(cyclohexylmethoxy)benzaldehyde2805155-74-0C21H24O3
- SG2Mnl43FQ100945-36-6C21H24O3
- 1,3-Bis[2-(prop-2-en-1-yl)phenoxy]propan-2-ol76410-80-5C21H24O3
- {1-[2-(6-Methylnaphthalen-1-yl)-2-oxoethyl]cyclohexyl}acetic acid116171-16-5C21H24O3
- 1,1-Bis(4-propan-2-yloxyphenyl)prop-2-yn-1-ol475570-14-0C21H24O3
- (1R,3R,4S)-4-(Benzyloxy)-3-((benzyloxy)methyl)-2-methylenecyclopentanol1354715-02-8C21H24O3
- 1-(4-tert-Butylphenyl)-3-(4-methoxyphenyl)-2-methylpropane-1,3-dione1196053-57-2C21H24O3
- 3-[(1R)-3-Hydroxy-1-phenylpropoxy]-1-phenylhex-5-en-1-one652146-32-2C21H24O3
- Methyl 4-[2,5-di(propan-2-yl)benzoyl]benzoate649757-02-8C21H24O3
- 2-(3,7-Dimethylocta-2,6-dien-1-yl)-3-methoxynaphthalene-1,4-dione64183-99-9C21H24O3
- 1-(5-Hexyl-2,4-dihydroxyphenyl)-3-phenylprop-2-EN-1-one38482-02-9C21H24O3
- Budesonide impurity 821485181-77-8C21H24O3
- Heptyl 9-hydroxy-9H-fluorene-9-carboxylate34622-61-2C21H24O3
- ortho-CBNQ2565592-49-4C21H24O3
- 6a-Hydroxy gestrinone51102-20-6C21H24O3
- 1-Benzoxonin, 2,3,6,7-tetrahydro-9-Methoxy-8-(4-Methoxyphenyl)-4-Methyl-, (4Z)-1415611-92-5C21H24O3
- 3-(Acetyloxy)-1-methylestra-1,3,5(10),6-tetraen-17-one53-55-4C21H24O3
Frequently asked questions
What is the molar mass of C21H24O3?
The molar mass of C21H24O3 is 324.42 g/mol, calculated from standard atomic weights for 21 carbon atoms, 24 hydrogen atoms and 3 oxygen atoms. The monoisotopic mass is 324.1725 Da.
How many compounds have the formula C21H24O3?
CompoundList lists 67 compounds with the molecular formula C21H24O3, including 2,7-Dibutoxy-9H-fluoren-9-one, 6,6,9-Trimethyl-3-pentyl-1H-dibenzo[b,d]pyran-1,4(6H)-dione, Cordiaquinone J. 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 C21H24O3?
C21H24O3 has a degree of unsaturation of 10. 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.