Molecular formula
C17H26N2O4
324 compounds have this formula on CompoundList.
- Molar mass
- 322.40g/mol
- Monoisotopic mass
- 327.2206Da
- Atoms
- 49
- Elements
- 4
- Rings plus double bonds
- 6
The formula C17H26N2O4 describes a molecule made of 17 carbon atoms, 26 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 × 1763.33%12.011 × 17 = 204.187 g/mol
- H Hydrogen × 268.13%1.008 × 26 = 26.208 g/mol
- N Nitrogen × 28.69%14.007 × 2 = 28.014 g/mol
- O Oxygen × 419.85%15.999 × 4 = 63.996 g/mol
Look up another formula
Compounds with the formula C17H26N2O4
Isomers we list, best known first. Open one to see its structure, properties, safety data and suppliers.
Showing 201 to 300 of 324 compounds
![tert-Butyl N-{4-[1-(aminomethyl)-3-hydroxycyclobutyl]-2-methoxyphenyl}carbamate chemical structure, C17H26N2O4, CAS 2229188-29-6](/s/PAYXKYUDVCJWKE-UHFFFAOYSA-N.svg)
tert-Butyl N-{4-[1-(aminomethyl)-3-hydroxycyclobutyl]-2-methoxyphenyl}carbamate
CAS 2229188-29-6C17H26N2O4
![tert-Butyl N-{4-[(3-hydroxypyrrolidin-3-yl)methyl]-3-methoxyphenyl}carbamate chemical structure, C17H26N2O4, CAS 2228631-49-8](/s/RDTHUHILQLVAJP-UHFFFAOYSA-N.svg)
tert-Butyl N-{4-[(3-hydroxypyrrolidin-3-yl)methyl]-3-methoxyphenyl}carbamate
CAS 2228631-49-8C17H26N2O4
![tert-Butyl N-{5-[2-(1-aminocyclopropyl)ethyl]-2-hydroxy-3-methoxyphenyl}carbamate chemical structure, C17H26N2O4, CAS 2228359-35-9](/s/YXUVUBGVKUQHGE-UHFFFAOYSA-N.svg)
tert-Butyl N-{5-[2-(1-aminocyclopropyl)ethyl]-2-hydroxy-3-methoxyphenyl}carbamate
CAS 2228359-35-9C17H26N2O4
![2-Amino-3-(4-{[(tert-butoxy)carbonyl]amino}-3-methylphenyl)-3-methylbutanoic acid chemical structure, C17H26N2O4, CAS 2228118-74-7](/s/DXISUMQHJFXEBA-UHFFFAOYSA-N.svg)
2-Amino-3-(4-{[(tert-butoxy)carbonyl]amino}-3-methylphenyl)-3-methylbutanoic acid
CAS 2228118-74-7C17H26N2O4
![tert-Butyl N-{2-hydroxy-4-[(3-hydroxypiperidin-3-yl)methyl]phenyl}carbamate chemical structure, C17H26N2O4, CAS 2229521-02-0](/s/JJDPKDPSOXHPST-UHFFFAOYSA-N.svg)
tert-Butyl N-{2-hydroxy-4-[(3-hydroxypiperidin-3-yl)methyl]phenyl}carbamate
CAS 2229521-02-0C17H26N2O4
![tert-Butyl N-{4-hydroxy-2-[(3-hydroxypiperidin-3-yl)methyl]phenyl}carbamate chemical structure, C17H26N2O4, CAS 2229519-23-5](/s/LYDGCYPHEDLAQL-UHFFFAOYSA-N.svg)
tert-Butyl N-{4-hydroxy-2-[(3-hydroxypiperidin-3-yl)methyl]phenyl}carbamate
CAS 2229519-23-5C17H26N2O4
tert-Butyl 2-(3-ethoxy-2-hydroxyphenyl)piperazine-1-carboxylate
CAS 2229330-52-1C17H26N2O4
![tert-Butyl N-{4-[1-(aminomethyl)-3-hydroxycyclobutyl]-3-methoxyphenyl}carbamate chemical structure, C17H26N2O4, CAS 2229535-46-8](/s/JSVACTCNNXPJCJ-UHFFFAOYSA-N.svg)
tert-Butyl N-{4-[1-(aminomethyl)-3-hydroxycyclobutyl]-3-methoxyphenyl}carbamate
CAS 2229535-46-8C17H26N2O4
![tert-Butyl N-{2,3-dimethoxy-5-[1-(methylamino)cyclopropyl]phenyl}carbamate chemical structure, C17H26N2O4, CAS 2228519-55-7](/s/MGSNCWCGIGQGKP-UHFFFAOYSA-N.svg)
tert-Butyl N-{2,3-dimethoxy-5-[1-(methylamino)cyclopropyl]phenyl}carbamate
CAS 2228519-55-7C17H26N2O4
![tert-Butyl N-{4-hydroxy-2-[(4-methylpiperidin-4-yl)oxy]phenyl}carbamate chemical structure, C17H26N2O4, CAS 2229637-54-9](/s/PWWFSVAJDFQTPB-UHFFFAOYSA-N.svg)
tert-Butyl N-{4-hydroxy-2-[(4-methylpiperidin-4-yl)oxy]phenyl}carbamate
CAS 2229637-54-9C17H26N2O4
![tert-Butyl N-{5-[1-(aminomethyl)cyclopropyl]-2,3-dimethoxyphenyl}carbamate chemical structure, C17H26N2O4, CAS 2228479-96-5](/s/MIZQFOSBGYFBIJ-UHFFFAOYSA-N.svg)
tert-Butyl N-{5-[1-(aminomethyl)cyclopropyl]-2,3-dimethoxyphenyl}carbamate
CAS 2228479-96-5C17H26N2O4
![2-Amino-4-{[(tert-butoxy)carbonyl]amino}-3,3-dimethyl-4-phenylbutanoic acid chemical structure, C17H26N2O4, CAS 2228083-63-2](/s/JPCHBGCRGJPZFN-UHFFFAOYSA-N.svg)
2-Amino-4-{[(tert-butoxy)carbonyl]amino}-3,3-dimethyl-4-phenylbutanoic acid
CAS 2228083-63-2C17H26N2O4
![tert-Butyl N-{3-hydroxy-4-[(4-methylpiperidin-4-yl)oxy]phenyl}carbamate chemical structure, C17H26N2O4, CAS 2229013-26-5](/s/NSADDGVZAWYZQY-UHFFFAOYSA-N.svg)
tert-Butyl N-{3-hydroxy-4-[(4-methylpiperidin-4-yl)oxy]phenyl}carbamate
CAS 2229013-26-5C17H26N2O4
![tert-Butyl N-{2-methoxy-4-[(3-methoxyazetidin-3-yl)methyl]phenyl}carbamate chemical structure, C17H26N2O4, CAS 2229584-23-8](/s/BCXLTVSHSOHFIH-UHFFFAOYSA-N.svg)
tert-Butyl N-{2-methoxy-4-[(3-methoxyazetidin-3-yl)methyl]phenyl}carbamate
CAS 2229584-23-8C17H26N2O4
![tert-Butyl N-{2-hydroxy-4-[(4-hydroxypiperidin-4-yl)methyl]phenyl}carbamate chemical structure, C17H26N2O4, CAS 2229230-17-3](/s/HGSTUVWXUXHEQX-UHFFFAOYSA-N.svg)
tert-Butyl N-{2-hydroxy-4-[(4-hydroxypiperidin-4-yl)methyl]phenyl}carbamate
CAS 2229230-17-3C17H26N2O4
![tert-Butyl N-{2-[1-(aminomethyl)-3-hydroxycyclobutyl]-4-methoxyphenyl}carbamate chemical structure, C17H26N2O4, CAS 2229353-55-1](/s/QLSSBKKKEUTZLR-UHFFFAOYSA-N.svg)
tert-Butyl N-{2-[1-(aminomethyl)-3-hydroxycyclobutyl]-4-methoxyphenyl}carbamate
CAS 2229353-55-1C17H26N2O4
![tert-Butyl N-{2-[(3-hydroxypyrrolidin-3-yl)methyl]-4-methoxyphenyl}carbamate chemical structure, C17H26N2O4, CAS 2228194-59-8](/s/YFFJQDGMBJTKKC-UHFFFAOYSA-N.svg)
tert-Butyl N-{2-[(3-hydroxypyrrolidin-3-yl)methyl]-4-methoxyphenyl}carbamate
CAS 2228194-59-8C17H26N2O4
![tert-Butyl N-[5-(3-aminobut-1-en-1-yl)-2,3-dimethoxyphenyl]carbamate chemical structure, C17H26N2O4, CAS 2229687-45-8](/s/AYWKVLDPZGUGAZ-BQYQJAHWSA-N.svg)
tert-Butyl N-[5-(3-aminobut-1-en-1-yl)-2,3-dimethoxyphenyl]carbamate
CAS 2229687-45-8C17H26N2O4
![tert-Butyl N-[4-(1-amino-4-hydroxycyclohexyl)-2-hydroxyphenyl]carbamate chemical structure, C17H26N2O4, CAS 2229504-42-9](/s/OTMQDQRZOCFXDV-UHFFFAOYSA-N.svg)
tert-Butyl N-[4-(1-amino-4-hydroxycyclohexyl)-2-hydroxyphenyl]carbamate
CAS 2229504-42-9C17H26N2O4
![tert-Butyl N-[3-methoxy-4-(piperidin-3-yloxy)phenyl]carbamate chemical structure, C17H26N2O4, CAS 2229517-69-3](/s/GVCFOEAAYJRHOC-UHFFFAOYSA-N.svg)
tert-Butyl N-[3-methoxy-4-(piperidin-3-yloxy)phenyl]carbamate
CAS 2229517-69-3C17H26N2O4
![Methyl 2-amino-3-(2-{[(tert-butoxy)carbonyl]amino}phenyl)-3-methylbutanoate chemical structure, C17H26N2O4, CAS 2228095-12-1](/s/ZMAICSHJAPBRJM-UHFFFAOYSA-N.svg)
Methyl 2-amino-3-(2-{[(tert-butoxy)carbonyl]amino}phenyl)-3-methylbutanoate
CAS 2228095-12-1C17H26N2O4
![tert-Butyl N-[4-methoxy-3-(piperidin-4-yloxy)phenyl]carbamate chemical structure, C17H26N2O4, CAS 2228862-79-9](/s/BGMNZPRJTDCXDG-UHFFFAOYSA-N.svg)
tert-Butyl N-[4-methoxy-3-(piperidin-4-yloxy)phenyl]carbamate
CAS 2228862-79-9C17H26N2O4
![tert-Butyl N-{4-methoxy-2-[(3-methoxyazetidin-3-yl)methyl]phenyl}carbamate chemical structure, C17H26N2O4, CAS 2228493-57-8](/s/XROCBFXSIIIGGZ-UHFFFAOYSA-N.svg)
tert-Butyl N-{4-methoxy-2-[(3-methoxyazetidin-3-yl)methyl]phenyl}carbamate
CAS 2228493-57-8C17H26N2O4
![tert-Butyl N-[2-methoxy-4-(piperidin-3-yloxy)phenyl]carbamate chemical structure, C17H26N2O4, CAS 2229469-61-6](/s/MZURLDNMPOTVHY-UHFFFAOYSA-N.svg)
tert-Butyl N-[2-methoxy-4-(piperidin-3-yloxy)phenyl]carbamate
CAS 2229469-61-6C17H26N2O4
- tert-Butyl N-{2-hydroxy-5-[(3-hydroxypiperidin-3-yl)methyl]phenyl}carbamate2228227-05-0C17H26N2O4
- tert-Butyl N-{5-[1-(1-aminoethyl)cyclopropyl]-2-hydroxy-3-methoxyphenyl}carbamate2229182-95-8C17H26N2O4
- tert-Butyl N-{3-hydroxy-4-[(3-hydroxypiperidin-3-yl)methyl]phenyl}carbamate2229384-46-5C17H26N2O4
- tert-Butyl N-{5-[1-(aminomethyl)cyclobutyl]-2-hydroxy-3-methoxyphenyl}carbamate2229289-16-9C17H26N2O4
- Methyl 2-amino-3-(4-{[(tert-butoxy)carbonyl]amino}phenyl)-3-methylbutanoate2228085-65-0C17H26N2O4
- tert-Butyl N-[2,3-dimethoxy-5-(pyrrolidin-3-yl)phenyl]carbamate2228902-49-4C17H26N2O4
- tert-Butyl N-[3-(1-amino-4-hydroxycyclohexyl)-4-hydroxyphenyl]carbamate2229145-88-2C17H26N2O4
- tert-Butyl N-[3-amino-2-(2,3-dihydro-1,4-benzodioxin-6-yl)-2-methylpropyl]carbamate2228687-06-5C17H26N2O4
- tert-Butyl N-[4,5-dimethoxy-2-(pyrrolidin-2-yl)phenyl]carbamate2229150-29-0C17H26N2O4
- tert-Butyl N-{3-methoxy-4-[(3-methoxyazetidin-3-yl)methyl]phenyl}carbamate2228785-63-3C17H26N2O4
- tert-Butyl N-(1-{3-[(dimethylamino)methyl]-4-hydroxyphenyl}-2-oxoethyl)-N-methylcarbamate2228814-73-9C17H26N2O4
- tert-Butyl N-{2-hydroxy-5-[(4-hydroxypiperidin-4-yl)methyl]phenyl}carbamate2228471-77-8C17H26N2O4
- tert-Butyl N-[2-(1-amino-4-hydroxycyclohexyl)-4-hydroxyphenyl]carbamate2229362-77-8C17H26N2O4
- tert-Butyl 2-{7-methyl-4H,5H,6H,7H-furo[2,3-c]pyridin-7-yl}morpholine-4-carboxylate2137845-76-0C17H26N2O4
- Benzyl N-{1-[(2S)-2-hydroxy-3-methoxypropyl]piperidin-4-yl}carbamate2803758-48-5C17H26N2O4
- Benzyl N-{1-[(2R)-2-hydroxy-3-methoxypropyl]piperidin-4-yl}carbamate2803757-55-1C17H26N2O4
- tert-Butyl N-[5-methoxy-2-(piperidin-4-yloxy)phenyl]carbamate2229159-05-9C17H26N2O4
- tert-Butyl N-{3-[1-(aminomethyl)-3-hydroxycyclobutyl]-4-methoxyphenyl}carbamate2229316-26-9C17H26N2O4
- tert-Butyl N-{2-[(azetidin-3-yl)methyl]-4,5-dimethoxyphenyl}carbamate2229543-38-6C17H26N2O4
- tert-Butyl N-[5-(1-aminocyclopentyl)-2-hydroxy-3-methoxyphenyl]carbamate2229049-99-2C17H26N2O4
- tert-Butyl N-{2-hydroxy-3-methoxy-5-[(pyrrolidin-2-yl)methyl]phenyl}carbamate2228525-73-1C17H26N2O4
- tert-Butyl N-[5-(1-amino-2,2-dimethylcyclopropyl)-2-hydroxy-3-methoxyphenyl]carbamate2228471-27-8C17H26N2O4
- 2-[3-Amino-5-({[2-(tert-butoxy)-2-oxoethyl]amino}methyl)-2,6-dimethylphenyl]acetic acid2418734-55-9C17H26N2O4
- 2-[3-Amino-5-({[2-(tert-butoxy)-2-oxoethyl]amino}methyl)-2,4-dimethylphenyl]acetic acid2418663-04-2C17H26N2O4
- 3-Amino-5-({[2-(tert-butoxy)-2-oxoethyl]amino}methyl)-2,4,6-trimethylbenzoic acid2418682-98-9C17H26N2O4
- 2-[5-({[2-(tert-Butoxy)-2-oxoethyl]amino}methyl)-2-methyl-3-(methylamino)phenyl]acetic acid2418675-74-6C17H26N2O4
- 2-[3-({[2-(tert-Butoxy)-2-oxoethyl]amino}methyl)-2-methyl-5-(methylamino)phenyl]acetic acid2418716-45-5C17H26N2O4
- 2-[3-({[2-(tert-Butoxy)-2-oxoethyl]amino}methyl)-4-methyl-5-(methylamino)phenyl]acetic acid2418662-06-1C17H26N2O4
- 3-({[2-(tert-Butoxy)-2-oxoethyl]amino}methyl)-2,6-dimethyl-5-(methylamino)benzoic acid2418673-14-8C17H26N2O4
- tert-Butyl N-[2-hydroxy-3-methoxy-5-(piperidin-4-yl)phenyl]carbamate2228214-35-3C17H26N2O4
- tert-Butyl N-{4-hydroxy-3-[(4-methylpiperidin-4-yl)oxy]phenyl}carbamate2229526-06-9C17H26N2O4
- tert-Butyl N-{3-hydroxy-4-[(4-hydroxypiperidin-4-yl)methyl]phenyl}carbamate2229472-07-3C17H26N2O4
- tert-Butyl 2-(3-ethoxy-4-hydroxyphenyl)piperazine-1-carboxylate2228761-02-0C17H26N2O4
- tert-Butyl N-{2-hydroxy-4-[(4-methylpiperidin-4-yl)oxy]phenyl}carbamate2228398-02-3C17H26N2O4
- tert-Butyl N-(2-hydroxy-3-methoxy-5-{[1-(methylamino)cyclopropyl]methyl}phenyl)carbamate2229364-02-5C17H26N2O4
- tert-Butyl N-[2-(3-aminobut-1-en-1-yl)-4,5-dimethoxyphenyl]carbamate2229647-60-1C17H26N2O4
- tert-Butyl 2-{4-methyl-4H,5H,6H,7H-furo[3,2-c]pyridin-4-yl}morpholine-4-carboxylate2025546-75-0C17H26N2O4
- tert-Butyl 10-(5-methylfuran-3-yl)-6-oxa-2,9-diazaspiro[4.5]decane-2-carboxylate2171689-24-8C17H26N2O4
- tert-Butyl N-({5-[(2-methoxyethyl)amino]-2,3-dihydro-1-benzofuran-2-yl}methyl)carbamate2172055-66-0C17H26N2O4
- tert-Butyl N-{2-[(1-aminocyclopropyl)methyl]-4,5-dimethoxyphenyl}carbamate2228948-69-2C17H26N2O4
- tert-Butyl N-[3-amino-2-(2,3-dihydro-1,4-benzodioxin-5-yl)-2-methylpropyl]carbamate2228194-04-3C17H26N2O4
- tert-Butyl N-{5-[(1-aminocyclopropyl)methyl]-2,3-dimethoxyphenyl}carbamate2229199-53-3C17H26N2O4
- tert-Butyl N-[4,5-dimethoxy-2-(pyrrolidin-3-yl)phenyl]carbamate2228511-40-6C17H26N2O4
- tert-Butyl N-[2-(1-aminocyclobutyl)-4,5-dimethoxyphenyl]carbamate2228306-44-1C17H26N2O4
- tert-Butyl N-[4-methoxy-2-(piperidin-4-yloxy)phenyl]carbamate2228505-52-8C17H26N2O4
- tert-Butyl N-[5-methoxy-2-(piperidin-3-yloxy)phenyl]carbamate2229267-77-8C17H26N2O4
- 5-({[2-(tert-Butoxy)-2-oxoethyl]amino}methyl)-2,4-dimethyl-3-(methylamino)benzoic acid2418692-00-7C17H26N2O4
- Methyl 2-amino-3-(3-{[(tert-butoxy)carbonyl]amino}phenyl)-3-methylbutanoate2228112-86-3C17H26N2O4
- tert-Butyl N-({5-[(1-hydroxypropan-2-yl)amino]-2,3-dihydro-1-benzofuran-2-yl}methyl)carbamate2172097-25-3C17H26N2O4
- tert-Butyl 3-(3-ethoxy-2-hydroxyphenyl)piperazine-1-carboxylate2228345-48-8C17H26N2O4
- 3-{[(tert-Butoxy)carbonyl]amino}-2-{[4-(dimethylamino)phenyl]methyl}propanoic acid2580205-92-9C17H26N2O4
- 2-{[(tert-Butoxy)carbonyl]amino}-5-[butyl(methyl)amino]benzoic acid2580187-52-4C17H26N2O4
- tert-Butyl (2S)-2-(2-amino-2-methylpropanamido)-3-(4-hydroxyphenyl)propanoate2639389-47-0C17H26N2O4
- tert-Butyl N-(4-{[(1-hydroxybutan-2-yl)carbamoyl]methyl}phenyl)carbamate2408966-17-4C17H26N2O4
- Benzyl N-{3-[(2R,6S)-2,6-dimethylmorpholin-4-yl]-2-hydroxypropyl}carbamate2680520-63-0C17H26N2O4
- Benzyl 4-(3-ethoxy-2-hydroxypropyl)piperazine-1-carboxylate2680872-01-7C17H26N2O4
- Benzyl N-[1-(2-hydroxy-3-methoxypropyl)piperidin-4-yl]carbamate2680900-63-2C17H26N2O4
- tert-Butyl N-{4-hydroxy-3-[(3-hydroxypiperidin-3-yl)methyl]phenyl}carbamate2229410-71-1C17H26N2O4
- tert-Butyl N-{4-hydroxy-2-[(4-hydroxypiperidin-4-yl)methyl]phenyl}carbamate2228471-73-4C17H26N2O4
- tert-Butyl N-[4-(1-amino-4-hydroxycyclohexyl)-3-hydroxyphenyl]carbamate2228946-17-4C17H26N2O4
- tert-Butyl N-{4-hydroxy-3-[(4-hydroxypiperidin-4-yl)methyl]phenyl}carbamate2229022-59-5C17H26N2O4
- tert-Butyl N-[4-methoxy-3-(piperidin-3-yloxy)phenyl]carbamate2229472-92-6C17H26N2O4
- tert-Butyl N-{5-[(azetidin-3-yl)methyl]-2,3-dimethoxyphenyl}carbamate2229521-56-4C17H26N2O4
- rac-tert-Butyl N-{5-[(1R,2R)-2-(aminomethyl)cyclopropyl]-2,3-dimethoxyphenyl}carbamate2227726-89-6C17H26N2O4
- tert-Butyl N-[3-methoxy-4-(piperidin-4-yloxy)phenyl]carbamate2229070-73-7C17H26N2O4
- tert-Butyl (2-(2-methoxy-N-methylbenzamido)ethyl)(methyl)carbamate1395890-47-7C17H26N2O4
- 3-Methoxy-4-[4-(4-methyl-1-piperazinyl)butoxy]benzoic acid2639207-41-1C17H26N2O4
- Oseltamivir impurity 2132918995-63-6C17H26N2O4
- O-tert-Butyl-L-threonine-L-phenylalanine35107-03-0C17H26N2O4
- Carbanilic acid, m-hydroxy-, methyl ester, (2-ethylhexyl)carbamate (ester)23121-92-8C17H26N2O4
- tert-Butyl 4-(2-((3-hydroxypyridin-2-yl)oxy)ethyl)piperidine-1-carboxylate1420861-86-4C17H26N2O4
- tert-Butyl ((1-(2-(furan-2-yl)-2-oxoethyl)piperidin-3-yl)methyl)carbamate1420996-21-9C17H26N2O4
- tert-Butyl (1-(2-(furan-2-yl)-2-oxoethyl)piperidin-3-yl)(methyl)carbamate1420901-80-9C17H26N2O4
- tert-Butyl (S)-3-(2,3-dimethoxyphenyl)piperazine-1-carboxylate1228566-06-0C17H26N2O4
- tert-Butyl (R)-3-(2,3-dimethoxyphenyl)piperazine-1-carboxylate1228561-37-2C17H26N2O4
- tert-Butyl (R)-2-(2,3-dimethoxyphenyl)piperazine-1-carboxylate1260608-61-4C17H26N2O4
Frequently asked questions
What is the molar mass of C17H26N2O4?
The molar mass of C17H26N2O4 is 322.40 g/mol, calculated from standard atomic weights for 17 carbon atoms, 26 hydrogen atoms, 2 nitrogen atoms and 4 oxygen atoms. The monoisotopic mass is 327.2206 Da.
How many compounds have the formula C17H26N2O4?
CompoundList lists 324 compounds with the molecular formula C17H26N2O4, including tert-Butyl N-{4-[1-(aminomethyl)-3-hydroxycyclobutyl]-2-methoxyphenyl}carbamate, tert-Butyl N-{4-[(3-hydroxypyrrolidin-3-yl)methyl]-3-methoxyphenyl}carbamate, tert-Butyl N-{5-[2-(1-aminocyclopropyl)ethyl]-2-hydroxy-3-methoxyphenyl}carbamate. 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 C17H26N2O4?
C17H26N2O4 has a degree of unsaturation of 6. 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.