Molecular formula
C16H21NO4
943 compounds have this formula on CompoundList.
- Molar mass
- 291.35g/mol
- Monoisotopic mass
- 292.1504Da
- Atoms
- 42
- Elements
- 4
- Rings plus double bonds
- 7
The formula C16H21NO4 describes a molecule made of 16 carbon atoms, 21 hydrogen atoms, 1 nitrogen atom 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 × 1665.96%12.011 × 16 = 192.176 g/mol
- H Hydrogen × 217.27%1.008 × 21 = 21.168 g/mol
- N Nitrogen × 14.81%14.007 × 1 = 14.007 g/mol
- O Oxygen × 421.97%15.999 × 4 = 63.996 g/mol
Look up another formula
Compounds with the formula C16H21NO4
Isomers we list, best known first. Open one to see its structure, properties, safety data and suppliers.
Showing 301 to 400 of 943 compounds
![(8-Methyl-8-oxido-8-azoniabicyclo[3.2.1]octan-3-yl) 2-hydroxy-2-phenylacetate chemical structure, C16H21NO4, CAS 7174-29-0](/s/CRDMNHQVXBRJTR-UHFFFAOYSA-N.svg)
(8-Methyl-8-oxido-8-azoniabicyclo[3.2.1]octan-3-yl) 2-hydroxy-2-phenylacetate
CAS 7174-29-0C16H21NO4
Benzyl (3S)-3-(2-methoxy-2-oxoethyl)piperidine-1-carboxylate
CAS 1253792-17-4C16H21NO4
![1-[2-(3,5-Dimethylphenoxy)acetyl]piperidine-4-carboxylic acid chemical structure, C16H21NO4, CAS 757215-10-4](/s/PKTHHVNGIXMFIC-UHFFFAOYSA-N.svg)
1-[2-(3,5-Dimethylphenoxy)acetyl]piperidine-4-carboxylic acid
CAS 757215-10-4C16H21NO4
![1-[2-(3,4-Dimethylphenoxy)acetyl]piperidine-4-carboxylic acid chemical structure, C16H21NO4, CAS 734547-16-1](/s/KWEKGOJFXJHBIV-UHFFFAOYSA-N.svg)
1-[2-(3,4-Dimethylphenoxy)acetyl]piperidine-4-carboxylic acid
CAS 734547-16-1C16H21NO4
Methyl 2-cyclopentyl-3-(4-methoxyanilino)-3-oxopropanoate
CAS 663218-34-6C16H21NO4
(S)-(-)-Verapamilic acid
CAS 36622-24-9C16H21NO4
![Methyl 4-[2-[bis(1-methylethyl)amino]-2-oxoacetyl]benzoate chemical structure, C16H21NO4, CAS 360789-46-4](/s/BHWPWJILOCOGPF-UHFFFAOYSA-N.svg)
Methyl 4-[2-[bis(1-methylethyl)amino]-2-oxoacetyl]benzoate
CAS 360789-46-4C16H21NO4
1,1-Dimethylethyl (2R,3R)-3-hydroxy-5-oxo-2-(phenylmethyl)-1-pyrrolidinecarboxylate
CAS 109579-13-7C16H21NO4
1-(3-(4-Methoxyphenyl)propanoyl)piperidine-4-carboxylic acid
CAS 951971-03-2C16H21NO4
amino}acetic acid chemical structure, C16H21NO4, CAS 96540-71-5](/s/WGHGYDKEIHJBHZ-UHFFFAOYSA-N.svg)
2-{[(Benzyloxy)carbonyl](cyclohexyl)amino}acetic acid
CAS 96540-71-5C16H21NO4
1-Carboxymethyl-3,4-dihydro-1H-isoquinoline-2-carboxylic acid tert-butyl ester
CAS 444584-20-7C16H21NO4
Ethyl 1-(2-hydroxy-3-methylbenzoyl)-3-piperidinecarboxylate
CAS 1019350-38-9C16H21NO4
2-(1-(tert-Butoxycarbonyl)pyrrolidin-2-yl)benzoic acid
CAS 889953-35-9C16H21NO4
Ethyl 2-(4-hydroxyphenyl)-2-(2-oxoazepan-1-yl)acetate
CAS 886493-62-5C16H21NO4
1-(2-Methoxyethyl)-6-oxo-2-(o-tolyl)piperidine-3-carboxylic acid
CAS 1212279-09-8C16H21NO4
N-(3-Formylbenzyl)succinamic acid tert-butyl ester
CAS 850080-07-8C16H21NO4
tert-Butyl 1-(2-methoxy-2-oxoethyl)isoindoline-2-carboxylate
CAS 444583-12-4C16H21NO4
Methyl (R)-3-((tert-butoxycarbonyl)amino)-2,3-dihydro-1H-indene-5-carboxylate
CAS 1246505-86-1C16H21NO4
![Ethyl 3-[(acetyloxy)methyl]-1-benzylazetidine-3-carboxylate chemical structure, C16H21NO4, CAS 1078166-49-0](/s/CGABLWPWBUCEHY-UHFFFAOYSA-N.svg)
Ethyl 3-[(acetyloxy)methyl]-1-benzylazetidine-3-carboxylate
CAS 1078166-49-0C16H21NO4
1-((Benzyloxy)carbonyl)-4-ethylpiperidine-4-carboxylic acid
CAS 1235148-23-8C16H21NO4
![2-{[(Benzyloxy)carbonyl]amino}-3-cyclopentylpropanoic acid chemical structure, C16H21NO4, CAS 1404826-33-0](/s/BBJABPHMQXIUMN-UHFFFAOYSA-N.svg)
2-{[(Benzyloxy)carbonyl]amino}-3-cyclopentylpropanoic acid
CAS 1404826-33-0C16H21NO4
2-((((Benzyloxy)carbonyl)amino)methyl)cyclohexane-1-carboxylic acid
CAS 1497245-23-4C16H21NO4
3-(4-Methoxy-benzoyl)-azetidine-1-carboxylic acid tert-butyl ester
CAS 1228230-95-2C16H21NO4
![Methyl (1S,2S)-2-{[(benzyloxy)carbonyl]amino}cyclohexane-1-carboxylate chemical structure, C16H21NO4, CAS 932743-70-9](/s/WYXUXMWISGBQGF-KBPBESRZSA-N.svg)
Methyl (1S,2S)-2-{[(benzyloxy)carbonyl]amino}cyclohexane-1-carboxylate
CAS 932743-70-9C16H21NO4
- t-Butyl 5-(acetyloxy)-3,4-dihydroquinoline-1(2H)-carboxylate1034709-34-6C16H21NO4
- 1-tert-Butyl7-methyl3,4-dihydroquinoline-1,7(2H)-dicarboxylate928772-50-3C16H21NO4
- Benzyl 4-hydroxy-2-oxa-8-azaspiro[4.5]decane-8-carboxylate757239-40-0C16H21NO4
- 3-(2-Oxo-pyrrolidin-1-yl)-5-pentyloxy-benzoic acid706818-94-2C16H21NO4
- 1-(7,7-Dimethyl-6,8-dioxa-2-azaspiro[3.5]nonan-2-yl)-2-phenoxyethanone1396717-36-4C16H21NO4
- 2-Benzofurancarboxylic acid, 7-methoxy-, 2-(diethylamino)ethyl ester1450877-70-9C16H21NO4
- Methyl trans-3-(benzyloxycarbonylamino)cyclohexanecarboxylate, 97%1035325-22-4C16H21NO4
- N-[(2,2-Dimethyl-3,4-dihydro-2H-chromen-6-yl)acetyl]-beta-alanine1574344-51-6C16H21NO4
- 2-[(tert-Butoxy)carbonyl]-3-methyl-1,2,3,4-tetrahydroisoquinoline-6-carboxylic acid1558191-41-5C16H21NO4
- (2S,3R)-1-(tert-Butoxycarbonyl)-2-phenylpyrrolidine-3-carboxylic acid2306246-66-0C16H21NO4
- tert-Butyl (3-benzyl-2-oxotetrahydrofuran-3-yl)carbamate924899-12-7C16H21NO4
- 3-(tert-Butoxycarbonylamino)tetralin-5-carboxylic acid1432515-39-3C16H21NO4
- Ethyl 2-(6-methoxy-1-oxoisoindolin-2-yl)-3-methylbutanoate1448190-08-6C16H21NO4
- 1-(4-Isopropoxy-3-methoxy-benzoyl)piperidin-4-one1448520-12-4C16H21NO4
- N-(Octahydrobenzo[b][1,4]dioxin-6-yl)-2-phenoxyacetamide1902908-52-4C16H21NO4
- 2-Methoxy-N-(octahydrobenzo[b][1,4]dioxin-6-yl)benzamide1902893-57-5C16H21NO4
- 1-(4-{[(tert-Butoxy)carbonyl]amino}phenyl)cyclobutane-1-carboxylicacid1314764-40-3C16H21NO4
- Ethyl (2Z)-2-(dimethylaminomethylidene)-3-oxo-4-phenylmethoxybutanoateC16H21NO4
- 2-{1-[(Benzyloxy)carbonyl]-2-methylpiperidin-4-yl}acetic acid1281423-17-3C16H21NO4
- 5-Methyl-3,4-dihydro-1H-isoquinoline-2,6-dicarboxylic acid 2-tert-butyl ester1824291-40-8C16H21NO4
- Methyl 1-Boc-3-methylindoline-3-carboxylate2098395-25-4C16H21NO4
- (2R,3R)-1-Benzyloxycarbonyl-2-isopropyl-pyrrolidine-3-carboxylic acid2248290-69-7C16H21NO4
- 1-[(Benzyloxy)carbonyl]-4,4-dimethylpiperidine-3-carboxylic acid2248325-52-0C16H21NO4
- rac-(1R,2R)-2-[3-({[(tert-Butoxy)carbonyl]amino}methyl)phenyl]cyclopropane-1-carboxylic acid2230804-14-3C16H21NO4
- (4-Formyl-phenoxymethyl)-azetidine-1-carboxylic acid tert-butyl ester2301069-14-5C16H21NO4
- 1-Benzyl 2-methyl (R)-4,4-dimethylpyrrolidine-1,2-dicarboxylate2097073-18-0C16H21NO4
- Methyl 1-{[(benzyloxy)carbonyl]aminocyclohexane-1-carboxylate1852533-56-2C16H21NO4
- 2-[1-[(2-Methylpropan-2-yl)oxycarbonyl]-3-phenylazetidin-3-yl]acetic acid1014703-30-0C16H21NO4
- tert-Butyl 5-(acetyloxy)-1,2,3,4-tetrahydroisoquinoline-2-carboxylate2708282-07-7C16H21NO4
- (R)-2-(tert-Butoxycarbonyl)-4-methyl-1,2,3,4-tetrahydroisoquinoline-7-carboxylic acid2758014-79-6C16H21NO4
- 2-[(tert-Butoxy)carbonyl]-6-methyl-1,2,3,4-tetrahydroisoquinoline-8-carboxylic acid2138370-72-4C16H21NO4
- Methyl cis-3-(tert-butoxycarbonylamino)indane-1-carboxylate2940870-01-7C16H21NO4
- Methyl trans-3-(tert-butoxycarbonylamino)indane-1-carboxylate2940860-80-8C16H21NO4
- 2-[(tert-Butoxy)carbonyl]-3,3-dimethyl-2,3-dihydro-1H-isoindole-5-carboxylic acid2227205-12-9C16H21NO4
- 7,7-Dimethyl-8-nitro-9-phenyl-1,4-dioxaspiro[4.5]decane696649-64-6C16H21NO4
- (4E)-2-{[(tert-Butoxy)carbonyl]amino}-5-phenylpent-4-enoic acid1562519-77-0C16H21NO4
- (R)-(+)-Verapamilic acid38175-99-4C16H21NO4
- 3-Cyclopentyl-2-(4-nitro-phenyl)-propionic acid ethyl ester300355-27-5C16H21NO4
- 2,6-Piperidinedicarboxylic acid, 1-(phenylmethyl)-, dimethyl ester93025-85-5C16H21NO4
- Methyl 1-[(2,6-dimethylphenyl)(2-methoxyacetyl)amino]cyclopropanecarboxylate86906-22-1C16H21NO4
- 2-(2,2-Dimethyl-1-oxopropyl)-3,4-dihydro-6,7-dimethoxy-1(2H)-isoquinolinone132589-67-4C16H21NO4
- Dimethyl (2R,5S)-1-[(1S)-1-phenylethyl]pyrrolidine-2,5-dicarboxylate134931-84-3C16H21NO4
- (S)-2-tert-Butyl 3-methyl 3,4-dihydroisoquinoline-2,3(1H)-dicarboxylate252008-94-9C16H21NO4
- 2-[(3-Cyclohexylpropanoyl)amino]-5-hydroxybenzoic acid774186-18-4C16H21NO4
- 1-{[(Benzyloxy)carbonyl](methyl)amino}cyclohexane-1-carboxylic acid287210-98-4C16H21NO4
- Ethyl 5-acetamido-2-benzyl-4-oxopentanoate114458-05-8C16H21NO4
- (4S)-1-(tert-Butoxycarbonyl)-4-phenylpyrrolidine-2-carboxylic acid1445782-09-1C16H21NO4
- N-Boc-5-methoxytryptophol898746-70-8C16H21NO4
- 1-Benzyl 2-methyl 2-methylpiperidine-1,2-dicarboxylate912444-81-6C16H21NO4
- 1-(sec-Butyl)-2-(4-methoxyphenyl)-5-oxopyrrolidine-3-carboxylic acid1283378-27-7C16H21NO4
- (2S,3S)-2-(4-Ethoxyphenyl)-1-ethyl-6-oxopiperidine-3-carboxylic acid1391392-70-3C16H21NO4
- Methyl (1-tert-butoxycarbonyl-2,3-dihydro-1H-indol-3-yl)acetate209745-44-8C16H21NO4
- (R)-Benzyl 3-(2-ethoxy-2-oxoethyl)pyrrolidine-1-carboxylate181941-53-7C16H21NO4
- tert-Butyl 3-(2-formylphenoxy)pyrrolidine-1-carboxylate1203486-46-7C16H21NO4
- 2-(3-((tert-Butoxycarbonyl)amino)-2,3-dihydro-1H-inden-5-yl)acetic acid1246508-84-8C16H21NO4
- 3-[tert-Butoxycarbonyl(methyl)amino]indane-5-carboxylic acid1246508-41-7C16H21NO4
- tert-Butyl 2-benzoylmorpholine-4-carboxylate869088-45-9C16H21NO4
- 4-Ethyl-1-[(4-hydroxyphenyl)acetyl]piperidine-4-carboxylic acid1468426-48-3C16H21NO4
- 1-{[(tert-Butoxy)carbonyl](methyl)amino}-2,3-dihydro-1H-indene-1-carboxylicacid1406835-95-7C16H21NO4
- 2-tert-Butyl 5-ethyl 1,3-dihydro-2H-isoindole-2,5-dicarboxylate1203600-37-6C16H21NO4
- 1H-Indole-1-carboxylic acid,5-(dimethoxymethyl)-,1,1-dimethylethyl ester913388-24-6C16H21NO4
- N-[4-(2-Cyclopentylethoxy)benzoyl]glycine921623-00-9C16H21NO4
- 4-Benzyloxy-2-dimethylaminomethylene-3-oxo-butyric acid ethyl esterC16H21NO4
- 3-(1-{[(Benzyloxy)carbonyl]amino}cyclopentyl)propanoic acid2287341-35-7C16H21NO4
- 1-[4-(3,4-Dimethoxy-benzoyl)-piperidin-1-yl]-ethanone1235445-44-9C16H21NO4
- cis-Benzyl 2-(hydroxymethyl)hexahydrofuro[2,3-C]pyridine-6(2H)-carboxylate2177255-19-3C16H21NO4
- Dimethyl 1-methyl-4-phenylpiperidine-2,3-dicarboxylate61209-78-7C16H21NO4
- 1,3-Piperidinedicarboxylic acid, 5-methyl-, 3-methyl 1-(phenylmethyl) ester1823629-71-5C16H21NO4
- 2-[(tert-Butoxy)carbonyl]-1-methyl-1,2,3,4-tetrahydroisoquinoline-6-carboxylic acid501441-92-5C16H21NO4
- 2-((tert-Butoxycarbonyl)amino)-3-(4-vinylphenyl)propanoic acid1822530-64-2C16H21NO4
- 1-Benzyl 3-methyl (S)-3-methylpiperidine-1,3-dicarboxylate2382302-88-5C16H21NO4
- (2R)-2-{[(Benzyloxy)(formyl)amino]methyl}-3-cyclobutylpropanoic acid1010422-94-2C16H21NO4
- Ethyl 2-(5-methoxy-1-oxoisoindolin-2-yl)-3-methylbutanoate1448190-07-5C16H21NO4
- 1,1-Dimethylethyl 3-(3-formylphenoxy)-1-pyrrolidinecarboxylate696588-38-2C16H21NO4
- Benzyl (2S,4R)-4-cyclopropoxy-2-(hydroxymethyl)pyrrolidine-1-carboxylate1639480-50-4C16H21NO4
- 1-Benzyl 4-methyl 2-methylpiperidine-1,4-dicarboxylate2055841-06-8C16H21NO4
Frequently asked questions
What is the molar mass of C16H21NO4?
The molar mass of C16H21NO4 is 291.35 g/mol, calculated from standard atomic weights for 16 carbon atoms, 21 hydrogen atoms, 1 nitrogen atom and 4 oxygen atoms. The monoisotopic mass is 292.1504 Da.
How many compounds have the formula C16H21NO4?
CompoundList lists 943 compounds with the molecular formula C16H21NO4, including (8-Methyl-8-oxido-8-azoniabicyclo[3.2.1]octan-3-yl) 2-hydroxy-2-phenylacetate, Benzyl (3S)-3-(2-methoxy-2-oxoethyl)piperidine-1-carboxylate, 1-[2-(3,5-Dimethylphenoxy)acetyl]piperidine-4-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 C16H21NO4?
C16H21NO4 has a degree of unsaturation of 7. 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.