C18H18N2O4
438 compounds have this formula on CompoundList.
- Molar mass
- 326.35g/mol
- Monoisotopic mass
- 326.1267Da
- Atoms
- 42
- Elements
- 4
- Rings plus double bonds
- 11
The formula C18H18N2O4 describes a molecule made of 18 carbon atoms, 18 hydrogen atoms, 2 nitrogen 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 × 1866.25%12.011 × 18 = 216.198 g/mol
- H Hydrogen × 185.56%1.008 × 18 = 18.144 g/mol
- N Nitrogen × 28.58%14.007 × 2 = 28.014 g/mol
- O Oxygen × 419.61%15.999 × 4 = 63.996 g/mol
Compounds with the formula C18H18N2O4
Isomers we list, best known first. Open one to see its structure, properties, safety data and suppliers.
Showing 401 to 438 of 438 compounds
![4-[(Benzyloxy)carbonyl]-1-methyl-1,2,3,4-tetrahydroquinoxaline-6-carboxylic acid chemical structure, C18H18N2O4, CAS 2580189-04-2](/s/NSHIJHVRWHPJBY-UHFFFAOYSA-N.svg)
![8-[(Benzyloxy)carbonyl]-2-methyl-5,6,7,8-tetrahydro-1,8-naphthyridine-3-carboxylic acid chemical structure, C18H18N2O4, CAS 2580179-72-0](/s/OAITVAVHGPCJIA-UHFFFAOYSA-N.svg)
![rac-(3R,4S)-1-[(Benzyloxy)carbonyl]-4-(pyridin-4-yl)pyrrolidine-3-carboxylic acid chemical structure, C18H18N2O4, CAS 2350655-29-5](/s/MWPZSRLADBPJKZ-JKSUJKDBSA-N.svg)
![2-{[(Benzyloxy)carbonyl]amino}-5,6,7,8-tetrahydroquinoline-3-carboxylic acid chemical structure, C18H18N2O4, CAS 2580207-74-3](/s/ZWBWGAOMJGUUCJ-UHFFFAOYSA-N.svg)
amino}pyridine-3-carboxylic acid chemical structure, C18H18N2O4, CAS 2639444-52-1](/s/ZKDXAEFAMZYLTL-UHFFFAOYSA-N.svg)
![5-{1-[(Benzyloxy)carbonyl]pyrrolidin-2-yl}pyridine-3-carboxylic acid chemical structure, C18H18N2O4, CAS 2384959-32-2](/s/BLOIKJXEKGYJTO-UHFFFAOYSA-N.svg)
amino}pyridine-4-carboxylic acid chemical structure, C18H18N2O4, CAS 2639456-78-1](/s/HCDGGBGLCGQFNQ-UHFFFAOYSA-N.svg)
amino}-6-methylpyridine-4-carboxylic acid chemical structure, C18H18N2O4, CAS 2639433-46-6](/s/YEUUDDKRZSZQNQ-UHFFFAOYSA-N.svg)
![rac-(2R,5S)-1-[(Benzyloxy)carbonyl]-5-(pyridin-3-yl)pyrrolidine-2-carboxylic acid chemical structure, C18H18N2O4, CAS 2639379-29-4](/s/NWGWUJKKHCAEJO-CVEARBPZSA-N.svg)
![Benzyl N-[5-cyano-2-(2-methoxyethoxy)phenyl]carbamate chemical structure, C18H18N2O4, CAS 2680791-76-6](/s/IVRZIKQUEJEZAX-UHFFFAOYSA-N.svg)
![Benzyl N-cyclopropyl-N-[(2-nitrophenyl)methyl]carbamate chemical structure, C18H18N2O4, CAS 2680883-85-4](/s/FNXWZYAVGFRJIF-UHFFFAOYSA-N.svg)
![Benzyl N-cyclopropyl-N-[(3-nitrophenyl)methyl]carbamate chemical structure, C18H18N2O4, CAS 2680664-15-5](/s/JDVWDPPGOOYOMA-UHFFFAOYSA-N.svg)
![2-{Benzyl[(prop-2-en-1-yloxy)carbonyl]amino}-2-(pyridin-3-yl)acetic acid chemical structure, C18H18N2O4, CAS 2680550-47-2](/s/ZJZLBRLPHPAVCL-UHFFFAOYSA-N.svg)
![Benzyl N-[cyano(2,3-dimethoxyphenyl)methyl]carbamate chemical structure, C18H18N2O4, CAS 2680832-09-9](/s/CQTUWVVRJRAVEB-UHFFFAOYSA-N.svg)
![Benzyl N-[(1S)-5-nitro-1,2,3,4-tetrahydronaphthalen-1-yl]carbamate chemical structure, C18H18N2O4, CAS 2679828-43-2](/s/NJBHZGKICFWTLD-INIZCTEOSA-N.svg)
![5-{[(Benzyloxy)carbonyl]amino}-5,6,7,8-tetrahydroisoquinoline-5-carboxylic acid chemical structure, C18H18N2O4, CAS 2284404-71-1](/s/NQKYTKWLNUFAKW-UHFFFAOYSA-N.svg)
![Benzyl N-[cyano(2,4-dimethoxyphenyl)methyl]carbamate chemical structure, C18H18N2O4, CAS 2680719-14-4](/s/QASDFGSZPWBIKP-UHFFFAOYSA-N.svg)
![Benzyl N-[(1R)-5-nitro-1,2,3,4-tetrahydronaphthalen-1-yl]carbamate chemical structure, C18H18N2O4, CAS 2679809-70-0](/s/NJBHZGKICFWTLD-MRXNPFEDSA-N.svg)
- Benzyl N-[(3-nitrophenyl)methyl]-N-(prop-2-en-1-yl)carbamate2680878-12-8C18H18N2O4
- Benzyl N-cyclopropyl-N-[(4-nitrophenyl)methyl]carbamate2680663-16-3C18H18N2O4
- Methyl 2-{[(benzyloxy)carbonyl](prop-2-en-1-yl)amino}pyridine-3-carboxylate2680714-83-2C18H18N2O4
- 4-(Azetidin-1-yl)-2-{[(benzyloxy)carbonyl]amino}benzoic acid2138058-23-6C18H18N2O4
- 1-[(Benzyloxy)carbonyl]-4-(pyridin-4-yl)pyrrolidine-3-carboxylic acid2172137-69-6C18H18N2O4
- 1,3-Dioxo-2,3-dihydro-1H-isoindol-2-yl 5-tert-butyl-2-methyl-1H-pyrrole-3-carboxylate2248280-93-3C18H18N2O4
- Benzyl N-{3-hydroxy-4-[(prop-2-en-1-yl)carbamoyl]phenyl}carbamate2763940-48-1C18H18N2O4
- Benzyl N-[2-(3-hydroxy-2-oxo-2,3-dihydro-1H-indol-3-yl)ethyl]carbamate2764015-82-7C18H18N2O4
- 3-[6-(5-Hydroxypent-1-ynyl)-1-oxo-isoindolin-2-yl]piperidine-2,6-dione2762039-41-6C18H18N2O4
- 2-(Fmoc-amino)-N-(hydroxymethyl)acetamide2923582-29-8C18H18N2O4
- 5-Hydroxy-TSU-681035154-46-1C18H18N2O4
- L-Tryptophan, 5-hydroxy-2-(4-methoxyphenyl)-C18H18N2O4
- (R)-2-(3-((Benzo[d]oxazol-2-ylamino)methyl)phenoxy)butanoic acid2614418-14-1C18H18N2O4
- 3-[5-[(5-Hydroxy-2-oxo-1H-indol-3-ylidene)methyl]-2,4-dimethyl-1H-pyrrol-3-yl]propanoic acidC18H18N2O4
Frequently asked questions
What is the molar mass of C18H18N2O4?
The molar mass of C18H18N2O4 is 326.35 g/mol, calculated from standard atomic weights for 18 carbon atoms, 18 hydrogen atoms, 2 nitrogen atoms and 4 oxygen atoms. The monoisotopic mass is 326.1267 Da.
How many compounds have the formula C18H18N2O4?
CompoundList lists 438 compounds with the molecular formula C18H18N2O4, including 4-[(Benzyloxy)carbonyl]-1-methyl-1,2,3,4-tetrahydroquinoxaline-6-carboxylic acid, 8-[(Benzyloxy)carbonyl]-2-methyl-5,6,7,8-tetrahydro-1,8-naphthyridine-3-carboxylic acid, rac-(3R,4S)-1-[(Benzyloxy)carbonyl]-4-(pyridin-4-yl)pyrrolidine-3-carboxylic acid. 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 C18H18N2O4?
C18H18N2O4 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.