Molecular formula
C21H18O6
68 compounds have this formula on CompoundList.
- Molar mass
- 366.37g/mol
- Monoisotopic mass
- 366.1103Da
- Atoms
- 45
- Elements
- 3
- Rings plus double bonds
- 13
The formula C21H18O6 describes a molecule made of 21 carbon atoms, 18 hydrogen atoms and 6 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 × 2168.85%12.011 × 21 = 252.231 g/mol
- H Hydrogen × 184.95%1.008 × 18 = 18.144 g/mol
- O Oxygen × 626.20%15.999 × 6 = 95.994 g/mol
Look up another formula
Compounds with the formula C21H18O6
Isomers we list, best known first. Open one to see its structure, properties, safety data and suppliers.
Showing 1 to 68 of 68 compounds
Glicentin
CAS 71567-77-6C21H18O6
Derrubone
CAS 22044-58-2C21H18O6
Glycyrol
CAS 23013-84-5C21H18O6
Isoglycyrol
CAS 23013-86-7C21H18O6
![8-[(Z)-3-(3,4-Dimethoxyphenyl)prop-2-enoyl]-7-hydroxy-4-methylchromen-2-one chemical structure, C21H18O6, CAS 1164457-99-1](/s/UJNOJIPDRNVLCM-DAXSKMNVSA-N.svg)
8-[(Z)-3-(3,4-Dimethoxyphenyl)prop-2-enoyl]-7-hydroxy-4-methylchromen-2-one
CAS 1164457-99-1C21H18O6
Dehydroindicolactone
CAS 87838-97-9C21H18O6
Candidusin C
CAS 267007-58-9C21H18O6
Collinusin
CAS 17990-72-6C21H18O6
![3-(2,3-Dihydrobenzo[b][1,4]dioxin-6-yl)-2-ethyl-4-oxo-4H-chromen-7-yl acetate chemical structure, C21H18O6, CAS 170807-09-7](/s/MACREQOMZKTDOT-UHFFFAOYSA-N.svg)
3-(2,3-Dihydrobenzo[b][1,4]dioxin-6-yl)-2-ethyl-4-oxo-4H-chromen-7-yl acetate
CAS 170807-09-7C21H18O6
Indicanine B
CAS 281654-79-3C21H18O6
3-(3,4-Dihydro-2H-1,5-benzodioxepin-7-yl)-2-methyl-4-oxo-4H-chromen-7-yl acetate
CAS 170511-43-0C21H18O6
![Methyl 4-({7-[(2-methylprop-2-en-1-yl)oxy]-4-oxo-4H-chromen-3-yl}oxy)benzoate chemical structure, C21H18O6, CAS 858769-56-9](/s/XNFPIFPPCGOSBQ-UHFFFAOYSA-N.svg)
Methyl 4-({7-[(2-methylprop-2-en-1-yl)oxy]-4-oxo-4H-chromen-3-yl}oxy)benzoate
CAS 858769-56-9C21H18O6
![3-(Benzo[d][1,3]dioxol-5-yl)-6-ethyl-2-methyl-4-oxo-4H-chromen-7-yl acetate chemical structure, C21H18O6, CAS 170241-47-1](/s/WAZQKBSNIFTXNV-UHFFFAOYSA-N.svg)
3-(Benzo[d][1,3]dioxol-5-yl)-6-ethyl-2-methyl-4-oxo-4H-chromen-7-yl acetate
CAS 170241-47-1C21H18O6
3'-Hydroxyalpinumisoflavone 4'-methyl ether
CAS 84395-23-3C21H18O6
![3-(2,3-Dihydrobenzo[b][1,4]dioxin-6-yl)-6-ethyl-4-oxo-4H-chromen-7-yl acetate chemical structure, C21H18O6, CAS 170511-25-8](/s/RQKBJVGJESGCIQ-UHFFFAOYSA-N.svg)
3-(2,3-Dihydrobenzo[b][1,4]dioxin-6-yl)-6-ethyl-4-oxo-4H-chromen-7-yl acetate
CAS 170511-25-8C21H18O6
![Prop-2-enyl 2-[3-(2-methoxyphenyl)-4-oxochromen-7-yl]oxyacetate chemical structure, C21H18O6, CAS 610765-28-1](/s/MCHUZSCJDSTJHA-UHFFFAOYSA-N.svg)
Prop-2-enyl 2-[3-(2-methoxyphenyl)-4-oxochromen-7-yl]oxyacetate
CAS 610765-28-1C21H18O6
3-(2-Methoxyphenoxy)-2-methyl-4-oxo-4H-chromen-7-yl cyclopropanecarboxylate
CAS 844452-42-2C21H18O6
2-(Naphthalen-1-yl)-2-oxoethyl 4-hydroxy-3,5-dimethoxybenzoate
CAS 868153-56-4C21H18O6
Puerarostan
CAS 116107-16-5C21H18O6
3-(4-Methoxyphenoxy)-2-methyl-4-oxo-4H-chromen-7-yl cyclopropanecarboxylate
CAS 845809-51-0C21H18O6
3-(2,5-Dimethoxyphenyl)-2-oxo-2H-chromen-7-yl cyclopropanecarboxylate
CAS 864751-04-2C21H18O6
![3-[(2E)-3-(2,3,4-Trimethoxyphenyl)prop-2-enoyl]-2H-chromen-2-one chemical structure, C21H18O6, CAS 1242240-54-5](/s/AYENLEHJVYOYCP-CSKARUKUSA-N.svg)
3-[(2E)-3-(2,3,4-Trimethoxyphenyl)prop-2-enoyl]-2H-chromen-2-one
CAS 1242240-54-5C21H18O6
3-(2,4-Dimethoxyphenyl)-2-oxo-2H-chromen-7-yl cyclopropanecarboxylate
CAS 864751-87-1C21H18O6
2-(2-Naphthyl)-2-oxoethyl 4-hydroxy-3,5-dimethoxybenzoate
CAS 941874-50-6C21H18O6
- (S,E)-2,2-Dimethyl-8-oxo-2,3,4,8-tetrahydropyrano[3,2-g]chromen-3-yl 3-(furan-2-yl)acrylate1848971-16-3C21H18O6
- Methyl [4-methyl-2-oxo-7-(2-oxo-2-phenylethoxy)-2H-chromen-3-yl]acetate664365-91-7C21H18O6
- 3-[(2E)-3-(3,4,5-Trimethoxyphenyl)prop-2-enoyl]-2H-chromen-2-one1242240-51-2C21H18O6
- Glycyrrhiza isoflavone B197304-07-7C21H18O6
- 3-[(2E)-3-(2,4,5-Trimethoxyphenyl)prop-2-enoyl]-2H-chromen-2-one1242240-55-6C21H18O6
- Hexaphenol1506-76-9C21H18O6
- 5-Hydroxy-8-(4-hydroxy-3-methoxyphenyl)-2,2-dimethyl-2H,6H-benzo(1,2-b:5,4-b')dipyran-6-one461677-63-4C21H18O6
- Desmodol68349-71-3C21H18O6
- Mirificoumestan114865-41-7C21H18O6
- Racemoflavone106055-12-3C21H18O6
- Barpisoflavone C104703-89-1C21H18O6
- 3,9-Dihydroxy-1-methoxy-8-prenylcoumestan128351-78-0C21H18O6
- 5-[[3-(4,5-Dihydro-5,5-dimethyl-4-oxo-2-furanyl)-2-butenyl]oxy]-7H-furo[3,2-g][1]benzopyran-7-one155861-81-7C21H18O6
- Neorautenanol76175-39-8C21H18O6
- Vitrofolal C261903-77-9C21H18O6
- 4-Methyl-2-oxo-2H-chromen-7-yl 3-(3,4-dimethoxyphenyl)acrylate1070875-78-3C21H18O6
- 4-Oxo-1,2,3,4-tetrahydrocyclopenta[c]chromen-7-yl (4-methoxyphenoxy)acetate302573-19-9C21H18O6
- Prop-2-enyl 2-[3-(4-methoxyphenyl)-2-oxochromen-7-yl]oxyacetate869080-00-2C21H18O6
- Ethyl 2-(6-benzoyl-7-hydroxy-4-methyl-2-oxo-chromen-3-yl)acetate5852-02-8C21H18O6
- 4-Oxo-1,2,3,4-tetrahydrocyclopenta[c]chromen-7-yl 3,4-dimethoxybenzoate328023-16-1C21H18O6
- (Z)-Methyl 4-((6-(isobutyryloxy)-3-oxobenzofuran-2(3H)-ylidene)methyl)benzoate859862-01-4C21H18O6
- Methyl 2-(((Z)-2-((E)-3-(2-methoxyphenyl)allylidene)-3-oxo-2,3-dihydrobenzofuran-6-yl)oxy)acetate620547-64-0C21H18O6
- (Z)-2-(Benzo[d][1,3]dioxol-5-ylmethylene)-3-oxo-2,3-dihydrobenzofuran-6-yl pivalate929452-55-1C21H18O6
- 4-(Butoxycarbonyl)phenyl 2-oxo-2H-chromene-3-carboxylate305375-83-1C21H18O6
- (Z)-2-(2,5-Dimethoxybenzylidene)-3-oxo-2,3-dihydrobenzofuran-6-yl cyclopropanecarboxylate858762-56-8C21H18O6
- (Z)-2-(2,4-Dimethoxybenzylidene)-3-oxo-2,3-dihydrobenzofuran-6-yl cyclopropanecarboxylate858759-34-9C21H18O6
- (Z)-2-(3,4-Dimethoxybenzylidene)-3-oxo-2,3-dihydrobenzofuran-6-yl cyclopropanecarboxylate859139-50-7C21H18O6
- (Z)-2-(2,3-Dimethoxybenzylidene)-3-oxo-2,3-dihydrobenzofuran-6-yl cyclopropanecarboxylate622799-91-1C21H18O6
- [(1R,2R,3S,6S)-3-Benzoyloxy-2-hydroxy-7-oxabicyclo[4.1.0]hept-4-en-1-yl]methyl benzoate111614-08-5C21H18O6
- Erythrinin D1616592-59-6C21H18O6
- 4-Methyl-2-oxochromen-7-yl (2E)-3-(2,5-dimethoxyphenyl)prop-2-enoate304673-25-4C21H18O6
- 3-(2-Ethoxyphenoxy)-4-oxo-4H-chromen-7-yl cyclopropanecarboxylate848916-19-8C21H18O6
- 2,7-Di(3-carboxy-propionyl)fluorene917615-54-4C21H18O6
- 3-Methylanthracene-1,8,9-triyl triacetate61446-06-8C21H18O6
- Dimethyl 5-hydroxy-2-oxo-4,5-diphenyl-3-cyclopentene-1,3-dicarboxylate16691-78-4C21H18O6
- 3-(Benzoyloxy)-3-((benzoyloxy)methyl)cyclohexane-1,2-dione90369-58-7C21H18O6
- Methyl 2-(7-methoxy-2-oxo-2H-chromen-4-yl)-4-oxo-4-phenylbutanoate951948-99-5C21H18O6
- 9-[(E)-3-Methyl-4-[(2S)-4-methyl-5-oxo-2H-furan-2-yl]but-2-enoxy]furo[3,2-g]chromen-7-one89824-26-0C21H18O6
- Agn-PC-0JU41T22736-30-7C21H18O6
- Methyl 4-[[5-(2,4-dimethoxyphenyl)-2-oxo-3(2H)-furanylidene]methyl]benzoate419546-91-1C21H18O6
- 5,7,12-Trimethoxy-3,4-dihydrotetracene-2,6,11(1H)-trione77199-88-3C21H18O6
- 5-Hydroxy-2,3,9,10-tetramethoxy-7H-benzo[c]fluoren-7-one329786-01-8C21H18O6
- 11-Hydroxy-3,8,10-trimethoxy-1-methyl-12H-benzo[b]xanthen-12-one83375-27-3C21H18O6
- Anisolactone94418-50-5C21H18O6
Frequently asked questions
What is the molar mass of C21H18O6?
The molar mass of C21H18O6 is 366.37 g/mol, calculated from standard atomic weights for 21 carbon atoms, 18 hydrogen atoms and 6 oxygen atoms. The monoisotopic mass is 366.1103 Da.
How many compounds have the formula C21H18O6?
CompoundList lists 68 compounds with the molecular formula C21H18O6, including Glicentin, Derrubone, Glycyrol. 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 C21H18O6?
C21H18O6 has a degree of unsaturation of 13. 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.