C20H19NO2
262 compounds have this formula on CompoundList.
- Molar mass
- 305.38g/mol
- Monoisotopic mass
- 305.1416Da
- Atoms
- 42
- Elements
- 4
- Rings plus double bonds
- 12
The formula C20H19NO2 describes a molecule made of 20 carbon atoms, 19 hydrogen atoms, 1 nitrogen atom 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 × 2078.66%12.011 × 20 = 240.220 g/mol
- H Hydrogen × 196.27%1.008 × 19 = 19.152 g/mol
- N Nitrogen × 14.59%14.007 × 1 = 14.007 g/mol
- O Oxygen × 210.48%15.999 × 2 = 31.998 g/mol
Compounds with the formula C20H19NO2
Isomers we list, best known first. Open one to see its structure, properties, safety data and suppliers.
Showing 201 to 262 of 262 compounds
![2-[(3-Methylbut-2-en-1-yl)oxy]-4,5-diphenyl-1,3-oxazole chemical structure, C20H19NO2, CAS 82238-45-7](/s/WUTGIDVJCQUUAJ-UHFFFAOYSA-N.svg)
![2-[(Pent-4-en-1-yl)oxy]-4,5-diphenyl-1,3-oxazole chemical structure, C20H19NO2, CAS 87696-41-1](/s/CIRVBGNBJCORBL-UHFFFAOYSA-N.svg)
![5-[2-(Methylamino)ethoxy]-7H-benzo[C]fluoren-7-ol chemical structure, C20H19NO2, CAS 91416-12-5](/s/HYTMXLSYKZSAHI-UHFFFAOYSA-N.svg)
![4-[1-(3-Methylbut-2-en-1-yl)-1H-indol-2-yl]benzoic acid chemical structure, C20H19NO2, CAS 88561-14-2](/s/BONWTAOJYSTBFR-UHFFFAOYSA-N.svg)
![Methyl 4-{[(2-methylnaphthalen-1-yl)amino]methyl}benzoate chemical structure, C20H19NO2, CAS 833485-07-7](/s/JXYQYZRVDLTKCR-UHFFFAOYSA-N.svg)
![5-Ethyl-2,2-dimethyl-2,5-dihydro-1H-benzo[b]carbazole-6,11-dione chemical structure, C20H19NO2, CAS 830926-66-4](/s/ALMNJSOYRTWOPV-UHFFFAOYSA-N.svg)
![1,1,3,5-Tetramethyl-2,5-dihydro-1H-benzo[b]carbazole-6,11-dione chemical structure, C20H19NO2, CAS 830926-56-2](/s/JILOPLKQHPBBNL-UHFFFAOYSA-N.svg)
![2-[4-(4-Ethenylphenyl)butyl]-1H-isoindole-1,3(2H)-dione chemical structure, C20H19NO2, CAS 820973-54-4](/s/ONDGYDIXZVBQHJ-UHFFFAOYSA-N.svg)
![6-(Benzyloxy)-3'-methoxy-[1,1'-biphenyl]-3-amine chemical structure, C20H19NO2, CAS 190018-37-2](/s/FBSBHVVWZFFQOG-UHFFFAOYSA-N.svg)
![6-(Benzyloxy)-4'-methoxy-[1,1'-biphenyl]-3-amine chemical structure, C20H19NO2, CAS 190018-39-4](/s/PBTICGHAOMPMGS-UHFFFAOYSA-N.svg)
![2'-(Benzyloxy)-3-methoxy-[1,1'-biphenyl]-4-amine chemical structure, C20H19NO2, CAS 2989219-06-7](/s/DUIXBXCBNJXHDO-UHFFFAOYSA-N.svg)
![3'-(Benzyloxy)-3-methoxy-[1,1'-biphenyl]-4-amine chemical structure, C20H19NO2, CAS 2990892-24-3](/s/GXJVJIUJSYNXCC-UHFFFAOYSA-N.svg)
![2'-(Benzyloxy)-3-methoxy-[1,1'-biphenyl]-2-amine chemical structure, C20H19NO2, CAS 2988188-62-9](/s/JBDDVFCXSZQTNZ-UHFFFAOYSA-N.svg)
![3'-(Benzyloxy)-3-methoxy-[1,1'-biphenyl]-2-amine chemical structure, C20H19NO2, CAS 2990517-20-7](/s/WBHXAYDMTFLEFS-UHFFFAOYSA-N.svg)
![4'-(Benzyloxy)-3-methoxy-[1,1'-biphenyl]-2-amine chemical structure, C20H19NO2, CAS 2989082-07-5](/s/CJXJNFKSORDDJO-UHFFFAOYSA-N.svg)
- rac-(9H-Fluoren-9-yl)methyl N-[(1R,2S)-2-ethenylcyclopropyl]carbamate2679932-60-4C20H19NO2
- (9H-Fluoren-9-yl)methyl 3-ethenylazetidine-1-carboxylate2680741-29-9C20H19NO2
- (9H-Fluoren-9-yl)methyl N-(1-ethenylcyclopropyl)carbamate2680660-28-8C20H19NO2
- Benzyl 2-(4-ethynylphenyl)pyrrolidine-1-carboxylate2680744-64-1C20H19NO2
- Benzyl N-[1-(2,3-dihydro-1H-inden-1-yl)prop-2-yn-1-yl]carbamate2680890-61-1C20H19NO2
- Benzyl N-(2,3-dihydro-1H-inden-1-yl)-N-(prop-2-yn-1-yl)carbamate2680889-29-4C20H19NO2
- (9H-Fluoren-9-yl)methyl N-(3-methylidenecyclobutyl)carbamate2770556-23-3C20H19NO2
- (9H-Fluoren-9-yl)methyl N-(but-3-yn-2-yl)-N-methylcarbamate2770499-68-6C20H19NO2
- (9H-Fluoren-9-yl)methyl N-[(2S)-pent-4-yn-2-yl]carbamate2770452-62-3C20H19NO2
- (9H-Fluoren-9-yl)methyl N-(2-methylbut-3-yn-2-yl)carbamate1813529-60-0C20H19NO2
- (9H-Fluoren-9-yl)methyl N-(but-3-yn-1-yl)-N-methylcarbamate2276128-32-4C20H19NO2
- (9H-Fluoren-9-yl)methyl N-(pent-1-yn-3-yl)carbamate2275256-75-0C20H19NO2
- (9H-Fluoren-9-yl)methyl N-[(2-methylidenecyclopropyl)methyl]carbamate2770498-78-5C20H19NO2
- (9H-Fluoren-9-yl)methyl N-(pent-4-yn-2-yl)carbamate2160275-18-1C20H19NO2
- (9H-Fluoren-9-yl)methyl N-ethyl-N-(prop-2-yn-1-yl)carbamate2148485-13-4C20H19NO2
- (9H-Fluoren-9-yl)methyl N-[(2E)-penta-2,4-dien-1-yl]carbamate2770589-22-3C20H19NO2
- (9H-Fluoren-9-yl)methyl N-(2-methylbut-3-yn-1-yl)carbamate2770555-37-6C20H19NO2
- (9H-Fluoren-9-yl)methyl N-(penta-3,4-dien-1-yl)carbamate2770556-74-4C20H19NO2
- (9H-Fluoren-9-yl)methyl 3-methylidenepyrrolidine-1-carboxylate2770498-13-8C20H19NO2
- (9H-Fluoren-9-yl)methyl 2-ethenylazetidine-1-carboxylate2770487-28-8C20H19NO2
- 4-[[2-(1-Methylethyl)-4-quinolinyl]methyl]benzoic acid461665-96-3C20H19NO2
- Methyl 4-((2,6-dimethylquinolin-4-yl)methyl)benzoate461666-32-0C20H19NO2
- 4-[(3-Ethyl-2-methyl-4-quinolinyl)methyl]benzoic acid461666-28-4C20H19NO2
- 5-(Benzyloxy)-2'-methoxy-[1,1'-biphenyl]-3-amine3078563-85-3C20H19NO2
- 5-(Benzyloxy)-3'-methoxy-[1,1'-biphenyl]-3-amine3078574-10-1C20H19NO2
- 5-(Benzyloxy)-4'-methoxy-[1,1'-biphenyl]-3-amine3078563-94-4C20H19NO2
- (2-Amino-2'-(benzyloxy)-[1,1'-biphenyl]-3-yl)methanol3078557-87-3C20H19NO2
- (2-Amino-3'-(benzyloxy)-[1,1'-biphenyl]-3-yl)methanol3078572-58-1C20H19NO2
- (2-Amino-4'-(benzyloxy)-[1,1'-biphenyl]-3-yl)methanol3078463-92-7C20H19NO2
- 2-[2-(1-Methylcyclopropyl)-1-phenylethyl]isoindoline-1,3-dione2750321-99-2C20H19NO2
- 2-Benzylidene-3-morpholin-4-yl-3H-inden-1-oneC20H19NO2
- 4H-1-Benzopyran-4-one,2-phenyl-3-(1-piperidinyl)-81281-85-8C20H19NO2
- (2-(4-Methoxyphenyl)-6-p-tolylpyridin-4-yl)methanol1159977-98-6C20H19NO2
- Ethyl 3,6-dimethyl-4-phenylquinoline-2-carboxylate1391490-62-2C20H19NO2
- 5-(3-(3-Methoxyphenyl)prop-2-yn-1-yl)-5-methyl-3-phenyl-4,5-dihydroisoxazole2222814-78-8C20H19NO2
- Ethyl 5,7-dimethyl-4-phenylquinoline-2-carboxylate1341220-93-6C20H19NO2
- 2-[4-[[(1R)-1-Naphthalen-1-ylethyl]amino]phenyl]acetic acid2851537-34-1C20H19NO2
- 4-[(4-Hydroxy-3-methylphenyl)-pyridin-2-ylmethyl]-2-methylphenol855358-43-9C20H19NO2
Frequently asked questions
What is the molar mass of C20H19NO2?
The molar mass of C20H19NO2 is 305.38 g/mol, calculated from standard atomic weights for 20 carbon atoms, 19 hydrogen atoms, 1 nitrogen atom and 2 oxygen atoms. The monoisotopic mass is 305.1416 Da.
How many compounds have the formula C20H19NO2?
CompoundList lists 262 compounds with the molecular formula C20H19NO2, including 2-[(3-Methylbut-2-en-1-yl)oxy]-4,5-diphenyl-1,3-oxazole, 3-(2-Methylbut-3-en-2-yl)-4,5-diphenyl-1,3-oxazol-2(3H)-one, 2-[(Pent-4-en-1-yl)oxy]-4,5-diphenyl-1,3-oxazole. 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 C20H19NO2?
C20H19NO2 has a degree of unsaturation of 12. 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.