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 601 to 700 of 943 compounds
![3-{1-[(tert-Butoxy)carbonyl]-2,3-dihydro-1H-indol-5-yl}propanoic acid chemical structure, C16H21NO4, CAS 1158744-58-1](/s/HZMDOWBIKGOANK-UHFFFAOYSA-N.svg)
3-{1-[(tert-Butoxy)carbonyl]-2,3-dihydro-1H-indol-5-yl}propanoic acid
CAS 1158744-58-1C16H21NO4
cis-Methyl (1R,3S)-3-(phenylmethoxycarbonylamino)cyclohexane-1-carboxylate
C16H21NO4
(S)-2-(tert-Butoxycarbonyl)-6-methyl-1,2,3,4-tetrahydroisoquinoline-3-carboxylic acid
CAS 1884247-73-7C16H21NO4
![(2S)-2-[(3,4-Dihydro-2H-chromen-6-ylcarbonyl)amino]-4-methylpentanoic acid chemical structure, C16H21NO4, CAS 2112718-20-2](/s/USUGBVMXFPUFBE-ZDUSSCGKSA-N.svg)
(2S)-2-[(3,4-Dihydro-2H-chromen-6-ylcarbonyl)amino]-4-methylpentanoic acid
CAS 2112718-20-2C16H21NO4
tert-Butyl 3-(3-methoxybenzoyl)azetidine-1-carboxylate
CAS 1427079-71-7C16H21NO4
![2-[(1R)-2-[(tert-Butoxy)carbonyl]-1,2,3,4-tetrahydroisoquinolin-1-yl]acetic acid chemical structure, C16H21NO4, CAS 776288-41-6](/s/DQVHIQQUGLBAOE-CYBMUJFWSA-N.svg)
2-[(1R)-2-[(tert-Butoxy)carbonyl]-1,2,3,4-tetrahydroisoquinolin-1-yl]acetic acid
CAS 776288-41-6C16H21NO4
![2-[(1S)-2-[(tert-Butoxy)carbonyl]-1,2,3,4-tetrahydroisoquinolin-1-yl]acetic acid chemical structure, C16H21NO4, CAS 771469-55-7](/s/DQVHIQQUGLBAOE-ZDUSSCGKSA-N.svg)
2-[(1S)-2-[(tert-Butoxy)carbonyl]-1,2,3,4-tetrahydroisoquinolin-1-yl]acetic acid
CAS 771469-55-7C16H21NO4
![(2R)-2-([(tert-Butoxy)carbonyl]amino)-3-(4-ethenylphenyl)propanoic acid chemical structure, C16H21NO4, CAS 1241680-11-4](/s/DBCHOOKQEUOCNZ-CYBMUJFWSA-N.svg)
(2R)-2-([(tert-Butoxy)carbonyl]amino)-3-(4-ethenylphenyl)propanoic acid
CAS 1241680-11-4C16H21NO4
![2-{1-[(tert-Butoxy)carbonyl]-1,2,3,4-tetrahydroquinolin-5-yl}acetic acid chemical structure, C16H21NO4, CAS 2137551-37-0](/s/KZZMKCPHQGBBJL-UHFFFAOYSA-N.svg)
2-{1-[(tert-Butoxy)carbonyl]-1,2,3,4-tetrahydroquinolin-5-yl}acetic acid
CAS 2137551-37-0C16H21NO4
2-((tert-Butoxycarbonyl)amino)-3-(cuban-1-yl)propanoic acid
CAS 2007906-98-9C16H21NO4
(2S)-2-(Benzyloxycarbonylamino)-3-(1-methylcyclobutyl)propanoic acid
CAS 2095888-22-3C16H21NO4
(R)-Benzyl 2-((tert-butoxycarbonyl)amino)but-3-enoate
CAS 1510828-80-4C16H21NO4
Ethyl (2S)-2-(benzyloxycarbonylamino)-4-methyl-pent-4-enoate
CAS 1835745-06-6C16H21NO4
![6-Boc-5-methyl-5,6,7,8-tetrahydro-[1,3]dioxolo[4,5-g]isoquinoline chemical structure, C16H21NO4, CAS 1927876-13-8](/s/JKRWTBRSJZVNRC-UHFFFAOYSA-N.svg)
6-Boc-5-methyl-5,6,7,8-tetrahydro-[1,3]dioxolo[4,5-g]isoquinoline
CAS 1927876-13-8C16H21NO4
O1-tert-butyl O2-methyl 6-methylindoline-1,2-dicarboxylate
CAS 2764663-90-1C16H21NO4
1-Benzyl 4-methyl (2R)-2-methylpiperidine-1,4-dicarboxylate
CAS 2227202-44-8C16H21NO4
4-Benzyl-6-(2,2-dimethyl-1,3-dioxolan-4-yl)morpholin-3-one
CAS 2649011-28-7C16H21NO4
(2S,4R,6S)-4,6-Dimethyl-1-phenylmethoxycarbonylpiperidine-2-carboxylic acid
CAS 2248392-85-8C16H21NO4
![Benzyl 9-(hydroxymethyl)-2-oxa-7-azaspiro[4.4]nonane-7-carboxylate chemical structure, C16H21NO4, CAS 2089651-22-7](/s/MJCONJIEKJGULC-UHFFFAOYSA-N.svg)
Benzyl 9-(hydroxymethyl)-2-oxa-7-azaspiro[4.4]nonane-7-carboxylate
CAS 2089651-22-7C16H21NO4
1-Benzyl-4-(ethoxycarbonyl)piperidine-4-carboxylic acid
CAS 2137690-18-5C16H21NO4
1-Benzyl 3-methyl 4,4-dimethylpyrrolidine-1,3-dicarboxylate
CAS 2366179-81-7C16H21NO4
![(2S)-2-[Benzyloxycarbonyl(methyl)amino]-3-cyclobutyl-propanoic acid chemical structure, C16H21NO4, CAS 2447046-37-7](/s/WJFDCLVFSIQWTN-AWEZNQCLSA-N.svg)
(2S)-2-[Benzyloxycarbonyl(methyl)amino]-3-cyclobutyl-propanoic acid
CAS 2447046-37-7C16H21NO4
Benzyl 3-(3-oxopropoxy)piperidine-1-carboxylate
CAS 2802574-54-3C16H21NO4
2-((2S)-1-((Benzyloxy)carbonyl)-2-methylpiperidin-4-yl)acetic acid
CAS 2306259-35-6C16H21NO4
- (S)-4-(tert-Butoxy)-2-((R)-6,7-dihydro-5H-cyclopenta[b]pyridin-6-yl)-4-oxobutanoic acid2426657-34-1C16H21NO4
- (3S)-3-[tert-Butoxycarbonyl(methyl)amino]indane-5-carboxylic acid2920188-69-6C16H21NO4
- (3R)-3-[tert-Butoxycarbonyl(methyl)amino]indane-5-carboxylic acid2920232-48-8C16H21NO4
- 2-(tert-Butyl) 3-methyl (R)-3,4-dihydroisoquinoline-2,3(1H)-dicarboxylate312639-49-9C16H21NO4
- 3-(2-(tert-Butoxycarbonyl)isoindolin-4-yl)propanoic acid2633650-38-9C16H21NO4
- Ethyl 8-(pyridin-2-yl)-1,4-dioxaspiro[4.5]decane-8-carboxylate2708292-45-7C16H21NO4
- Ethyl 8-(pyridin-3-yl)-1,4-dioxaspiro[4.5]decane-8-carboxylate2708284-23-3C16H21NO4
- Ethyl 8-(pyridin-4-yl)-1,4-dioxaspiro[4.5]decane-8-carboxylate2708292-00-4C16H21NO4
- 2-(2,2-Dimethylpropyl)-6-ethoxy-1-oxo-isoindoline-5-carboxylic acid2725874-62-2C16H21NO4
- (R)-2-(1-(tert-Butoxycarbonyl)-3-methylindolin-3-yl)acetic acid2641697-50-7C16H21NO4
- 1-[(tert-Butoxy)carbonyl]-5,7-dimethyl-2,3-dihydro-1H-indole-2-carboxylic acid2137459-15-3C16H21NO4
- 1-[(tert-Butoxy)carbonyl]-4,5-dimethyl-2,3-dihydro-1H-indole-2-carboxylic acid2137510-05-3C16H21NO4
- 1-[(tert-Butoxy)carbonyl]-6-ethyl-2,3-dihydro-1H-indole-2-carboxylic acid2137451-38-6C16H21NO4
- 3-{[(Benzyloxy)carbonyl]amino}-4-methylcyclohexane-1-carboxylic acid2137723-89-6C16H21NO4
- 2-{1-[(tert-Butoxy)carbonyl]-1,2,3,4-tetrahydroquinolin-7-yl}acetic acid2137618-54-1C16H21NO4
- 1-{[(tert-Butoxy)carbonyl]amino}-2-(3-methylphenyl)cyclopropane-1-carboxylic acid2137843-02-6C16H21NO4
- Methyl 2-{[(tert-butoxy)carbonyl]amino}-5-(prop-2-en-1-yl)benzoate2137810-59-2C16H21NO4
- rac-2-[(1R,2R)-2-{[(Benzyloxy)carbonyl]amino}cyclohexyl]acetic acid1934281-85-2C16H21NO4
- rac-(1R,2S)-2-({[(Benzyloxy)carbonyl]amino}methyl)cyclohexane-1-carboxylic acid2137714-02-2C16H21NO4
- 2-{[(Benzyloxy)carbonyl]amino}-1,4-dimethylcyclopentane-1-carboxylic acid2138007-58-4C16H21NO4
- Benzyl N-[4-(ethoxymethyl)-3-oxopent-4-en-2-yl]carbamate2020858-43-7C16H21NO4
- Benzyl N-[2-oxo-3-(propoxymethyl)but-3-en-1-yl]carbamate2008842-62-2C16H21NO4
- tert-Butyl 6-(hydroxymethyl)-3,4-dihydrospiro[1,4-benzoxazine-2,1'-cyclopropane]-4-carboxylate2138000-37-8C16H21NO4
- rac-(3R,4R)-1-[(Benzyloxy)carbonyl]-4-propylpyrrolidine-3-carboxylic acid2137994-31-9C16H21NO4
- 1-[(Benzyloxy)carbonyl]-3,5-dimethylpiperidine-2-carboxylic acid2137512-82-2C16H21NO4
- 1-({[(Benzyloxy)carbonyl]amino}methyl)-3-methylcyclopentane-1-carboxylic acid2137785-56-7C16H21NO4
- tert-Butyl 7-formyl-9-methyl-2,3,4,5-tetrahydro-1,4-benzoxazepine-4-carboxylate2137796-89-3C16H21NO4
- rac-2-{[(Benzyloxy)carbonyl]amino}-3-[(1R,2S)-2-ethylcyclopropyl]propanoic acid2227932-39-8C16H21NO4
- (3R)-3-{[(Benzyloxy)carbonyl]amino}-3-(2,2-dimethylcyclopropyl)propanoic acid2171302-27-3C16H21NO4
- 2-{[(Benzyloxy)carbonyl]amino}-5-cyclopropylpentanoic acid2026144-77-2C16H21NO4
- 2-{[(Benzyloxy)carbonyl]amino}-4-cyclobutylbutanoic acid2004109-16-2C16H21NO4
- 2-(1-{[(Benzyloxy)carbonyl]amino}-3-methylcyclopentyl)acetic acid2163394-69-0C16H21NO4
- 3-{[(Benzyloxy)carbonyl]amino}-3-(1-methylcyclobutyl)propanoic acid2141062-61-3C16H21NO4
- 2-(1-{[(Benzyloxy)carbonyl]amino}-2-methylcyclopentyl)acetic acid2139809-67-7C16H21NO4
- 3-{[(Benzyloxy)carbonyl]amino}-4-cyclopropyl-3-methylbutanoic acid2151280-90-7C16H21NO4
- (3S)-3-{[(Benzyloxy)carbonyl]amino}-3-(2,2-dimethylcyclopropyl)propanoic acid2171302-35-3C16H21NO4
- 2-(1-{[(Benzyloxy)carbonyl]amino}-2,2-dimethylcyclobutyl)acetic acid2162895-17-0C16H21NO4
- 2-{[(Benzyloxy)carbonyl]amino}-4-cyclopropylpentanoic acid2171665-10-2C16H21NO4
- 2-{[(Benzyloxy)carbonyl]amino}-6-methylhept-5-enoic acid2139022-03-8C16H21NO4
- rac-(1R,2R)-1-{[(tert-Butoxy)carbonyl]amino}-3-methyl-2,3-dihydro-1H-indene-2-carboxylic acid2228017-73-8C16H21NO4
- 2-{[(Benzyloxy)carbonyl]amino}-2-methylcyclohexane-1-carboxylic acid2248329-40-8C16H21NO4
- 4-(2,3-Dihydro-1,4-benzodioxin-6-yl)-1-(propan-2-yl)pyrrolidine-3-carboxylic acid2172434-32-9C16H21NO4
- 3-{[(Benzyloxy)carbonyl]amino}-3-(1-methylcyclopropyl)butanoic acid2172310-53-9C16H21NO4
- 2-{1-[(Benzyloxy)carbonyl]-5-methylpiperidin-2-yl}acetic acid2172260-61-4C16H21NO4
- 1-[(Benzyloxy)carbonyl]-2,5-dimethylpiperidine-4-carboxylic acid2172064-06-9C16H21NO4
- 3-{[(tert-Butoxy)carbonyl]amino}-3-phenylcyclobutane-1-carboxylic acid2219371-60-3C16H21NO4
- tert-Butyl N-[1-(2,3-dihydro-1-benzofuran-5-yl)-3-oxopropan-2-yl]carbamate2228710-62-9C16H21NO4
- tert-Butyl N-[1-(3,4-dihydro-2H-1-benzopyran-3-yl)-2-oxoethyl]carbamate2228936-90-9C16H21NO4
- tert-Butyl N-[4,5-dimethoxy-2-(prop-2-yn-1-yl)phenyl]carbamate2229485-89-4C16H21NO4
- tert-Butyl N-[2-(1-formylcyclopropyl)-4-methoxyphenyl]carbamate2228658-20-4C16H21NO4
- tert-Butyl N-[2-(1-acetylcyclopropyl)-4-hydroxyphenyl]carbamate2228173-13-3C16H21NO4
- tert-Butyl N-[5-(but-3-yn-2-yl)-2-hydroxy-3-methoxyphenyl]carbamate2228508-18-5C16H21NO4
- tert-Butyl N-[4-(1-acetylcyclopropyl)-2-hydroxyphenyl]carbamate2228508-82-3C16H21NO4
- tert-Butyl N-[2,3-dimethoxy-5-(prop-2-yn-1-yl)phenyl]carbamate2228952-30-3C16H21NO4
- tert-Butyl N-[4-methoxy-2-(3-oxobut-1-en-1-yl)phenyl]carbamate2229688-84-8C16H21NO4
- tert-Butyl N-[1-(2-methyl-2,3-dihydro-1-benzofuran-5-yl)-2-oxoethyl]carbamate2228695-55-2C16H21NO4
- rac-(1R,2R)-2-({[(tert-Butoxy)carbonyl]amino}(phenyl)methyl)cyclopropane-1-carboxylic acid2228033-57-4C16H21NO4
- tert-Butyl N-[5-(but-3-yn-1-yl)-2-hydroxy-3-methoxyphenyl]carbamate2228935-19-9C16H21NO4
- tert-Butyl N-[3-methoxy-4-(3-oxobut-1-en-1-yl)phenyl]carbamate2229642-33-3C16H21NO4
- tert-Butyl N-[4-methoxy-3-(3-oxobut-1-en-1-yl)phenyl]carbamate2229649-15-2C16H21NO4
- tert-Butyl N-[2-methoxy-4-(3-oxobut-1-en-1-yl)phenyl]carbamate2229688-09-7C16H21NO4
- tert-Butyl N-[4-(1-formylcyclopropyl)-2-methoxyphenyl]carbamate2228281-34-1C16H21NO4
- tert-Butyl N-[2-(2,3-dihydro-1-benzofuran-5-yl)-1-oxopropan-2-yl]carbamate2228551-84-4C16H21NO4
- 1-[(3-{[(tert-Butoxy)carbonyl]amino}phenyl)methyl]cyclopropane-1-carboxylic acid2228288-94-4C16H21NO4
- tert-Butyl N-[5-(1-acetylcyclopropyl)-2-hydroxyphenyl]carbamate2228534-86-7C16H21NO4
- tert-Butyl N-[2-(1-formylcyclopropyl)-5-methoxyphenyl]carbamate2228635-11-6C16H21NO4
- tert-Butyl N-[3-(1-acetylcyclopropyl)-4-hydroxyphenyl]carbamate2228333-88-6C16H21NO4
- 1-[(tert-Butoxy)carbonyl]-4,7-dimethyl-2,3-dihydro-1H-indole-2-carboxylic acid2137506-37-5C16H21NO4
- 1-[(Benzyloxy)carbonyl]azocane-2-carboxylic acid1698747-37-3C16H21NO4
- 2-{1-[(Benzyloxy)carbonyl]azepan-4-yl}acetic acid2248371-01-7C16H21NO4
- 1-{[(tert-Butoxy)carbonyl]amino}-2-methyl-2-phenylcyclopropane-1-carboxylic acid1198162-10-5C16H21NO4
- 1-[(tert-Butoxy)carbonyl]-5-methyl-1,2,3,4-tetrahydroquinoline-8-carboxylic acid2248412-63-5C16H21NO4
- 1-[(tert-Butoxy)carbonyl]-8-methyl-1,2,3,4-tetrahydroquinoline-5-carboxylic acid2248322-62-3C16H21NO4
- Benzyl 2-hydroxy-6-oxa-9-azaspiro[3.6]decane-9-carboxylate2803860-74-2C16H21NO4
- tert-Butyl 7-(hydroxymethyl)-3,4-dihydrospiro[1,4-benzoxazine-2,1'-cyclopropane]-4-carboxylate2138531-31-2C16H21NO4
- 1-[(Benzyloxy)carbonyl]-3,5-dimethylpiperidine-4-carboxylic acid2383760-66-3C16H21NO4
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 3-{1-[(tert-Butoxy)carbonyl]-2,3-dihydro-1H-indol-5-yl}propanoic acid, cis-Methyl (1R,3S)-3-(phenylmethoxycarbonylamino)cyclohexane-1-carboxylate, (S)-2-(tert-Butoxycarbonyl)-6-methyl-1,2,3,4-tetrahydroisoquinoline-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 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.