Molecular formula
C19H18O4
183 compounds have this formula on CompoundList.
- Molar mass
- 310.35g/mol
- Monoisotopic mass
- 310.1205Da
- Atoms
- 41
- Elements
- 3
- Rings plus double bonds
- 11
The formula C19H18O4 describes a molecule made of 19 carbon atoms, 18 hydrogen atoms and 4 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 × 1973.53%12.011 × 19 = 228.209 g/mol
- H Hydrogen × 185.85%1.008 × 18 = 18.144 g/mol
- O Oxygen × 420.62%15.999 × 4 = 63.996 g/mol
Look up another formula
Compounds with the formula C19H18O4
Isomers we list, best known first. Open one to see its structure, properties, safety data and suppliers.
Showing 1 to 100 of 183 compounds
Tanshinone iib
CAS 17397-93-2C19H18O4
Moracin C
CAS 69120-06-5C19H18O4
Moracin N
CAS 135248-05-4C19H18O4
7-Ethoxy-3-(4-methoxyphenyl)-2-methyl-4H-chromen-4-one
CAS 303094-61-3C19H18O4
9H-Fluorene-9,9-dipropanoic acid
CAS 4425-95-0C19H18O4
Anolignan A
CAS 158081-97-1C19H18O4
Przewaquinone A
CAS 76843-23-7C19H18O4
Obolactone
CAS 712272-88-3C19H18O4
1,7-Bis(4-hydroxyphenyl)-3-hydroxy-1,3-heptadien-5-one
CAS 207792-17-4C19H18O4
Ethyl 5-ethoxy-2-phenyl-1-benzofuran-3-carboxylate
CAS 306280-14-8C19H18O4
1,3-Indandione, 2-(3-tert-butyl-2-hydroxyphenyl)-2-hydroxy-
CAS 71313-34-3C19H18O4
3-(Ethoxycarbonyl)-4,4-diphenylbut-3-enoic acid
CAS 5438-22-2C19H18O4
9-(2-Hydroxy-6-oxocyclohexen-1-yl)-2,3,4,9-tetrahydroxanthen-1-one
CAS 361374-57-4C19H18O4
Dimethyl 3,3-diphenylcyclopropane-1,2-dicarboxylate
CAS 97043-18-0C19H18O4
Warfarin alcohol
CAS 28392-96-3C19H18O4
4H-1-Benzopyran-4-one, 6,7-dimethoxy-2-(2-phenylethyl)-
CAS 84294-87-1C19H18O4
Demethylmoracin I
CAS 376590-16-8C19H18O4
Dipetalolactone
CAS 57601-61-3C19H18O4
7-Ethoxy-2,8-dimethyl-3-phenoxy-4H-chromen-4-one
CAS 315232-92-9C19H18O4
2-Methyl-3-phenoxy-7-propan-2-yloxychromen-4-one
CAS 315233-35-3C19H18O4
2-(Biphenyl-4-carbonyl)-3-oxo-butyric acid ethyl ester
CAS 677326-75-9C19H18O4
1,7-Bis(4-hydroxyphenyl)-1-heptene-3,5-dione
CAS 259795-67-0C19H18O4
![7-[(3-Methoxybenzyl)oxy]-3,4-dimethyl-2H-chromen-2-one chemical structure, C19H18O4, CAS 320350-87-6](/s/LRYCEYYGXGCVJT-UHFFFAOYSA-N.svg)
7-[(3-Methoxybenzyl)oxy]-3,4-dimethyl-2H-chromen-2-one
CAS 320350-87-6C19H18O4
4H-1-Benzopyran-4-one, 6-methoxy-2-(2-(4-methoxyphenyl)ethyl)-
CAS 111286-05-6C19H18O4
- Phenanthro(3,2-b)furan-7,11-dione, 1,2,3,4-tetrahydro-4-(hydroxymethyl)-4,8-dimethyl-109664-01-9C19H18O4
- 6-Methoxy-2-[2-(3'-methoxyphenyl)ethyl]chromone84294-88-2C19H18O4
- Hainanolide64761-48-4C19H18O4
- Dalrubone56015-02-2C19H18O4
- Methyl 2-methyl-5-[(2-methylphenyl)methoxy]-1-benzofuran-3-carboxylate307552-47-2C19H18O4
- Cariphenone A854085-73-7C19H18O4
- 6-Ethoxy-3-(4-methoxyphenyl)-4-methylchromen-2-one263365-03-3C19H18O4
- 4H-1-Benzopyran-4-one, 7-butoxy-3-phenoxy-137460-56-1C19H18O4
- 7-Ethoxy-3-(4-methoxyphenyl)-4-methylchromen-2-one263364-88-1C19H18O4
- 9-(4-Hydroxyphenyl)-3,4,5,6,7,9-hexahydro-1H-xanthene-1,8(2H)-dione144036-28-2C19H18O4
- R,S-Warfarin alcohol37571-78-1C19H18O4
- Tanshinaldehyde142694-58-4C19H18O4
- 3-(2,5-Dimethylphenoxy)-7-ethoxy-4H-chromen-4-one432501-11-6C19H18O4
- 6-Ethyl-7-methoxy-2-methyl-3-phenoxy-4H-chromen-4-one315232-80-5C19H18O4
- 7-Ethoxy-2,5-dimethyl-3-phenoxy-4H-chromen-4-one315233-10-4C19H18O4
- 7-Ethoxy-3-(2-methoxyphenyl)-2-methyl-4H-chromen-4-one610762-08-8C19H18O4
- 10-Valeryl dithranol75464-12-9C19H18O4
- 7-Methoxy-3-(4-propylphenoxy)-4H-chromen-4-one315233-00-2C19H18O4
- Tanshinone IIA anhydride61077-78-9C19H18O4
- 7-Ethoxy-6-ethyl-3-phenoxy-4H-chromen-4-one315232-97-4C19H18O4
- Liliflol A87402-78-6C19H18O4
- Hydroxytanshinone IIA18887-18-8C19H18O4
- S,R-Warfarin alcohol40281-79-6C19H18O4
- 4H-1-Benzopyran-4-one, 7-butoxy-5-hydroxy-2-phenyl-95937-44-3C19H18O4
- Cariphenone B854085-75-9C19H18O4
- 7-Hydroxy-3-(4-methoxyphenyl)-4-propyl-2H-1-benzopyran-2-one5219-18-1C19H18O4
- Emorydone65653-67-0C19H18O4
- S,S-Warfarin alcohol40281-80-9C19H18O4
- 2H-1-Benzopyran-2-one, 4-hydroxy-3-((1R,3R)-3-hydroxy-1-phenylbutyl)-, rel-76496-88-3C19H18O4
- Ovalitenin B64280-21-3C19H18O4
- Cinnamyl isoferulate115610-31-6C19H18O4
- 5,7-Diethoxy-4-phenyl-2H-chromen-2-one297148-21-1C19H18O4
- 5-(6-Hydroxybenzofuran-2-yl)-2-(3-methylbut-1-enyl)benzene-1,3-diol936006-11-0C19H18O4
- 2-(Benzofuran-2-yl)-1-(2,4-dihydroxy-5-propylphenyl)ethanone147220-79-9C19H18O4
- Isopropyl 2-(11-oxo-6,11-dihydrodibenzo[b,e]oxepin-2-yl)acetate56427-76-0C19H18O4
- 1-Hydroxy-8-methoxy-2-(2-methylpropyl)anthracene-9,10-dione139565-35-8C19H18O4
- 3-(4-tert-Butylphenoxy)-7-hydroxy-4H-chromen-4-one302952-53-0C19H18O4
- Ethyl 5-(benzyloxy)-2-methyl-1-benzofuran-3-carboxylate5010-40-2C19H18O4
- (E)-4-(3-Oxo-3-(4-propoxyphenyl)prop-1-en-1-yl)benzoic acid2651958-58-4C19H18O4
- 2-Butyl-1-hydroxy-8-methoxyanthracene-9,10-dione139582-75-5C19H18O4
- Methyl 2-methyl-5-[(4-methylphenyl)methoxy]-1-benzofuran-3-carboxylate314745-48-7C19H18O4
- Npc13754297399-71-8C19H18O4
- 4-[(1E)-2-(5-Hydroxy-2,2-dimethyl-2H-1-benzopyran-7-yl)ethenyl]-1,3-benzenediol194144-02-0C19H18O4
- 8-Ethoxy-6-(4-hydroxyphenyl)-1,3-dimethyl-4H-cyclohepta[c]furan-4-one332056-38-9C19H18O4
- 4,4-Dimethyl-3-oxo-1-phenyl-3,4-dihydro-1H-isochromen-1-yl acetate10271-34-8C19H18O4
- 1H-Indene-1,3(2H)-dione, 2-hydroxy-2-(2-hydroxy-6-methyl-3-(1-methylethyl)phenyl)-71313-37-6C19H18O4
- Methyl 4-[3-(4-ethoxyphenyl)-3-oxo-1-propenyl]benzoate352562-27-7C19H18O4
- 6-(4-Ethoxyphenyl)-8-hydroxy-1,3-dimethyl-4H-cyclohepta[c]furan-4-one332056-33-4C19H18O4
- 3-Spiro[1,3-dioxane-5,5'-bicyclo[2.2.1]hept-2-ene]-2-ylchromen-4-one957335-16-9C19H18O4
- (Z)-6-((3-Methylbut-2-en-1-yl)oxy)-2-((5-methylfuran-2-yl)methylene)benzofuran-3(2H)-one622808-44-0C19H18O4
- (Z)-6-Ethoxy-2-(2-ethoxybenzylidene)benzofuran-3(2H)-one623117-35-1C19H18O4
- 3-(3,4-Dimethoxyphenyl)-4,7-dimethylchromen-2-one720673-99-4C19H18O4
- 3-(3,4-Dimethoxyphenyl)-4,6-dimethylchromen-2-one720674-12-4C19H18O4
- 8-Methoxy-4-methyl-3-[(2-methylallyl)oxy]-6H-benzo[c]chromen-6-one370585-17-4C19H18O4
- 7-[(2-Methoxybenzyl)oxy]-3,4-dimethyl-2H-chromen-2-one374766-78-6C19H18O4
- 1H-Indene-1,3(2H)-dione, 2-(5-(1,1-dimethylethyl)-2-hydroxyphenyl)-2-hydroxy-71313-36-5C19H18O4
- Propan-2-yl 5-[(naphthalen-1-yloxy)methyl]furan-2-carboxylate438466-83-2C19H18O4
- [2-Oxo-2-(2,4,6-trimethylphenyl)ethyl] 4-formylbenzoate730955-05-2C19H18O4
- 7-Hydroxy-3-(4-isopropyl-phenoxy)-2-methyl-chromen-4-one201284-88-0C19H18O4
- 7-Hydroxy-2-methyl-3-(4-propyl-phenoxy)-chromen-4-one201284-83-5C19H18O4
- 1,3,5-Pentanetrione, 1-(4-ethoxyphenyl)-5-phenyl-71215-94-6C19H18O4
- 1-(1,3-Benzodioxol-5-yl)but-3-en-1-yl phenylacetate5434-13-9C19H18O4
- 7-[(4-Methoxybenzyl)oxy]-3,4-dimethyl-2H-chromen-2-one129910-58-3C19H18O4
- 4-Ethyl-7-[(2-methoxybenzyl)oxy]-2H-chromen-2-one374765-85-2C19H18O4
- 4-Ethyl-7-[(4-methoxybenzyl)oxy]-2H-chromen-2-one374766-25-3C19H18O4
- 4-Ethyl-7-[(3-methoxybenzyl)oxy]-2H-chromen-2-one374764-81-5C19H18O4
- 8-Methoxy-3-[(3-methyl-2-butenyl)oxy]-6H-benzo[c]chromen-6-one370584-82-0C19H18O4
- 1H-Indene-1,3(2H)-dione, 2-(4-(1,1-dimethylethyl)-2-hydroxyphenyl)-2-hydroxy-71313-35-4C19H18O4
- 9H-Fluorene-9,9-dicarboxylic acid, diethyl ester139022-32-5C19H18O4
- 4-(((9H-Fluoren-9-yl)methoxy)carbonyl)butanoic acid239087-66-2C19H18O4
- 2-(2-Benzofuran-2-yl-ethyl)-6-methoxy-benzoic acid methyl ester365542-80-9C19H18O4
- 5-[4-(Benzyloxy)-3-methoxyphenyl]penta-2,4-dienoic acid102018-94-0C19H18O4
- Prop-2-yn-1-yl 3-methoxy-4-((4-methylbenzyl)oxy)benzoate1706463-06-0C19H18O4
- 2-(Diphenylmethylidene)-4-ethoxy-4-oxobutanoic acid55908-67-3C19H18O4
- 7-Isopropoxy-4-(4-methoxyphenyl)-2H-chromen-2-one384364-88-9C19H18O4
- Phenethyl 6-methoxy-2H-chromene-3-carboxylate338760-80-8C19H18O4
Frequently asked questions
What is the molar mass of C19H18O4?
The molar mass of C19H18O4 is 310.35 g/mol, calculated from standard atomic weights for 19 carbon atoms, 18 hydrogen atoms and 4 oxygen atoms. The monoisotopic mass is 310.1205 Da.
How many compounds have the formula C19H18O4?
CompoundList lists 183 compounds with the molecular formula C19H18O4, including Tanshinone iib, Moracin C, Moracin N. 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 C19H18O4?
C19H18O4 has a degree of unsaturation of 11. 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.