Molecular formula
C18H16ClNO4
76 compounds have this formula on CompoundList.
- Molar mass
- 345.78g/mol
- Monoisotopic mass
- 345.0768Da
- Atoms
- 40
- Elements
- 5
- Rings plus double bonds
- 11
The formula C18H16ClNO4 describes a molecule made of 18 carbon atoms, 16 hydrogen atoms, 1 chlorine atom, 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 × 1862.52%12.011 × 18 = 216.198 g/mol
- H Hydrogen × 164.66%1.008 × 16 = 16.128 g/mol
- Cl Chlorine × 110.25%35.45 × 1 = 35.450 g/mol
- N Nitrogen × 14.05%14.007 × 1 = 14.007 g/mol
- O Oxygen × 418.51%15.999 × 4 = 63.996 g/mol
Look up another formula
Compounds with the formula C18H16ClNO4
Isomers we list, best known first. Open one to see its structure, properties, safety data and suppliers.
Showing 1 to 76 of 76 compounds
![Methyl 2-[4-(4-chlorobenzoyl)-3,4-dihydro-2H-1,4-benzoxazin-3-yl]acetate chemical structure, C18H16ClNO4, CAS 861209-26-9](/s/ADGPQFOXXMCWCA-UHFFFAOYSA-N.svg)
Methyl 2-[4-(4-chlorobenzoyl)-3,4-dihydro-2H-1,4-benzoxazin-3-yl]acetate
CAS 861209-26-9C18H16ClNO4
![1-{4-[(2-Chlorophenyl)methoxy]phenyl}-5-oxopyrrolidine-3-carboxylic acid chemical structure, C18H16ClNO4, CAS 340320-17-4](/s/JDYYPZBKFSPQOC-UHFFFAOYSA-N.svg)
1-{4-[(2-Chlorophenyl)methoxy]phenyl}-5-oxopyrrolidine-3-carboxylic acid
CAS 340320-17-4C18H16ClNO4
2-Methoxyphenyl 1-(4-chlorophenyl)-5-oxopyrrolidine-3-carboxylate
CAS 709010-16-2C18H16ClNO4
![Methyl 2-[4-(3-chlorobenzoyl)-3,4-dihydro-2H-1,4-benzoxazin-3-yl]acetate chemical structure, C18H16ClNO4, CAS 439096-36-3](/s/NLJDYDSVZOARQX-UHFFFAOYSA-N.svg)
Methyl 2-[4-(3-chlorobenzoyl)-3,4-dihydro-2H-1,4-benzoxazin-3-yl]acetate
CAS 439096-36-3C18H16ClNO4
![2-[2-(4-Chlorophenoxy)acetyl]-1,2,3,4-tetrahydroisoquinoline-3-carboxylic acid chemical structure, C18H16ClNO4, CAS 1007926-86-4](/s/SOSZVWLJTUTIFA-UHFFFAOYSA-N.svg)
2-[2-(4-Chlorophenoxy)acetyl]-1,2,3,4-tetrahydroisoquinoline-3-carboxylic acid
CAS 1007926-86-4C18H16ClNO4
(2E)-N-(5-Chloro-2-methylphenyl)-2-hydroxy-4-(3-methoxyphenyl)-4-oxobut-2-enamide
CAS 900308-84-1C18H16ClNO4
2-(4-Chlorophenyl)-2-oxoethyl N-(phenylacetyl)glycinate
CAS 355155-25-8C18H16ClNO4
![9-(5-Chloro-2-methoxyphenyl)-3,6,8,9-tetrahydro-2H-[1,4]dioxino[2,3-g]quinolin-7-one chemical structure, C18H16ClNO4, CAS 833429-74-6](/s/UNQMIYDPUMVTTO-UHFFFAOYSA-N.svg)
9-(5-Chloro-2-methoxyphenyl)-3,6,8,9-tetrahydro-2H-[1,4]dioxino[2,3-g]quinolin-7-one
CAS 833429-74-6C18H16ClNO4
4-(4-Chlorobenzoyl)phenyl morpholine-4-carboxylate
CAS 501104-68-3C18H16ClNO4
2-(4-Chlorophenoxy)-N,N-bis(2-furylmethyl)acetamide
CAS 874139-62-5C18H16ClNO4
2-(2-Chlorophenoxy)-N,N-bis(2-furylmethyl)acetamide
CAS 874192-30-0C18H16ClNO4
Ethyl 2-amino-4-(4-chlorophenyl)-7-hydroxy-4H-chromene-3-carboxylate
CAS 5948-06-1C18H16ClNO4
![3-Chloro-N-[(9H-fluoren-9-ylmethoxy)carbonyl]-L-alanine chemical structure, C18H16ClNO4, CAS 212651-52-0](/s/NICWPULFDZCIBU-INIZCTEOSA-N.svg)
3-Chloro-N-[(9H-fluoren-9-ylmethoxy)carbonyl]-L-alanine
CAS 212651-52-0C18H16ClNO4
![6-Chloro-5-[4-(2-methoxyethoxy)phenyl]-1H-indole-3-carboxylic acid chemical structure, C18H16ClNO4, CAS 1467059-80-8](/s/MGVAKCXUPMDXHO-UHFFFAOYSA-N.svg)
6-Chloro-5-[4-(2-methoxyethoxy)phenyl]-1H-indole-3-carboxylic acid
CAS 1467059-80-8C18H16ClNO4
![5'-Chloro-1'-(2-phenoxyethyl)spiro[1,3-dioxolane-2,3'-indole]-2'-one chemical structure, C18H16ClNO4, CAS 883657-36-1](/s/RVUCUTOMIDKKJH-UHFFFAOYSA-N.svg)
5'-Chloro-1'-(2-phenoxyethyl)spiro[1,3-dioxolane-2,3'-indole]-2'-one
CAS 883657-36-1C18H16ClNO4
7-Chloro-N-(4-ethoxyphenyl)-1-oxo-3,4-dihydro-1H-isochromene-3-carboxamide
CAS 904812-11-9C18H16ClNO4
7-Chloro-N-(2-ethoxyphenyl)-1-oxo-3,4-dihydro-1H-2-benzopyran-3-carboxamide
CAS 923140-08-3C18H16ClNO4
2H-3,1-Benzoxazine-1(4H)-acetic acid, 6-chloro-2-oxo-4-phenyl-, ethyl ester
CAS 35382-76-4C18H16ClNO4
![[(4-Acetylphenyl)carbamoyl]methyl 2-(4-chlorophenyl)acetate chemical structure, C18H16ClNO4, CAS 380193-02-2](/s/DXWCOSGAIYPHLA-UHFFFAOYSA-N.svg)
[(4-Acetylphenyl)carbamoyl]methyl 2-(4-chlorophenyl)acetate
CAS 380193-02-2C18H16ClNO4
![1-{4-[(4-Chlorobenzyl)oxy]phenyl}-5-oxopyrrolidine-3-carboxylic acid chemical structure, C18H16ClNO4, CAS 364600-67-9](/s/JPMORZKNPKIDSM-UHFFFAOYSA-N.svg)
1-{4-[(4-Chlorobenzyl)oxy]phenyl}-5-oxopyrrolidine-3-carboxylic acid
CAS 364600-67-9C18H16ClNO4
Berberine impurity 15 chloride
CAS 1186107-72-1C18H16ClNO4
2-(2-Chlorophenyl)-2-oxoethyl 4-(propionylamino)benzoate
CAS 516469-85-5C18H16ClNO4
Phenacyl 4-(2-chloroanilino)-4-oxobutanoate
CAS 313965-28-5C18H16ClNO4
2-(2-Chlorophenyl)-1-oxo-3-(prop-2-en-1-yl)-1,2,3,6,7,7a-hexahydro-3a,6-epoxyisoindole-7-carboxylic acid
CAS 1212069-89-0C18H16ClNO4
- 2-[(3-Chloro-4-propan-2-yloxyphenyl)methoxy]isoindole-1,3-dione97267-89-5C18H16ClNO4
- 2-(2-Acetylanilino)-2-oxoethyl (4-chlorophenyl)acetate5383-40-4C18H16ClNO4
- 8-(5-Chloro-2-ethoxyphenyl)-7,8-dihydro[1,3]dioxolo[4,5-g]quinolin-6(5H)-one835891-02-6C18H16ClNO4
- 8-Chloro-2,3-dimethoxy-10-methyl-10H-isoindolo[1,2-b][1,3]benzoxazin-12(4bH)-one1119391-97-7C18H16ClNO4
- 7-Chloro-4-(2,3-dihydro-1,4-benzodioxin-6-yl)-2-methyl-4,5-dihydro-1,4-benzoxazepin-3(2H)-one1396854-59-3C18H16ClNO4
- N-(5-Chloro-2-methylphenyl)-4-(3-methoxyphenyl)-2,4-dioxobutanamide2376888-30-9C18H16ClNO4
- 6-Chloro-9-(2-furylmethyl)-3,4-dimethyl-9,10-dihydro-2H,8H-chromeno[8,7-e][1,3]oxazin-2-one847046-01-9C18H16ClNO4
- N-[7-(4-Chlorobenzoyl)-2,3-dihydro-1,4-benzodioxin-6-yl]propanamide714204-13-4C18H16ClNO4
- 5-Chloro-3-hydroxy-3-[2-(2-methoxyphenyl)-2-oxoethyl]-1-methylindol-2-one838880-43-6C18H16ClNO4
- 5-Chloro-3-hydroxy-3-[2-(3-methoxyphenyl)-2-oxoethyl]-1-methyl-1,3-dihydro-2H-indol-2-one838896-04-1C18H16ClNO4
- 5-Chloro-3-hydroxy-3-[2-(4-methoxyphenyl)-2-oxoethyl]-1-methyl-1,3-dihydro-2H-indol-2-one690227-14-6C18H16ClNO4
- 7-Chloro-N-(2-methoxybenzyl)-1-oxo-3,4-dihydro-1H-isochromene-3-carboxamide892710-50-8C18H16ClNO4
- 7-Chloro-N-(2-methoxyphenyl)-3-methyl-1-oxo-3,4-dihydro-1H-isochromene-3-carboxamide924839-01-0C18H16ClNO4
- Fmoc-D-Ala(3-Cl)-OH1403834-71-8C18H16ClNO4
- 3-Chloro-2-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)propanoic acid1822474-47-4C18H16ClNO4
- Methyl 6-chloro-5-(4-(2-hydroxyethoxy)phenyl)-1H-indole-3-carboxylate1467061-71-7C18H16ClNO4
- 6-Chloro-3-hydroxy-3-[2-(4-methoxyphenyl)-2-oxoethyl]-7-methyl-1H-indol-2-one713490-45-0C18H16ClNO4
- 3-Pyrrolidinecarboxylic acid, 1-(3-chlorophenyl)-5-oxo-, 2-methoxyphenyl ester876717-42-9C18H16ClNO4
- 1-(7-Methoxy-1-benzofuran-2-yl)ethyl N-(3-chlorophenyl)carbamate477871-56-0C18H16ClNO4
- 3-Chloro-N,N-bis(furan-2-ylmethyl)-4-methoxybenzamide874192-25-3C18H16ClNO4
- Ethyl 3-(2-benzoyl-4-chloroanilino)-3-oxopropanoate29177-68-2C18H16ClNO4
- Methyl (N-(5-chloro-2-propionylphenyl)-N-phenylcarbamoyl)formate1402345-32-7C18H16ClNO4
- (E)-4-((1-(3-(2-Chlorophenyl)acryloyl)azetidin-3-yl)oxy)-6-methyl-2H-pyran-2-one1798966-42-3C18H16ClNO4
- (3-((Benzo[d][1,3]dioxol-5-yloxy)methyl)azetidin-1-yl)(2-chlorophenyl)methanone2034540-13-9C18H16ClNO4
- 5-Chloro-N-(2,4-dimethoxyphenyl)-3-methyl-1-benzofuran-2-carboxamide714261-36-6C18H16ClNO4
- 6-Chloro-5-[4-(2-hydroxyethyl)-3-methoxyphenyl]-1H-indole-3-carboxylic acid1467058-91-8C18H16ClNO4
- N-[2,2-Bis(furan-2-yl)ethyl]-2-(4-chlorophenoxy)acetamide2309629-50-1C18H16ClNO4
- 1,3-Dioxolo(4,5-g)isoquinoline, 7,8-dihydro-7-methyl-5-(3,4-(methylenedioxy)phenyl)-, hydrochloride20225-99-4C18H16ClNO4
- 1H-Indole-1-acetic acid, 3-((4-chlorophenyl)hydroxymethyl)-6-hydroxy-2-methyl-84754-15-4C18H16ClNO4
- Methyl 3-(4-chlorophenyl)-5,6-dimethoxy-1H-indole-2-carboxylate138043-54-6C18H16ClNO4
- 3,4-Pyrrolidinediol, 1-chloro-, 3,4-dibenzoate, (3S,4S)-138228-48-5C18H16ClNO4
- 6-Chloro-1-[3-(4-methylphenoxy)propyl]-2H-3,1-benzoxazine-2,4(1H)-dione893726-98-2C18H16ClNO4
- 2-Chloro-6-(1-methoxycarbonyl-2-phenylamino-propenyl)-benzoic acid1075716-30-1C18H16ClNO4
- N-[3-(3-Chlorophenyl)acryloyl]-L-tyrosine87579-15-5C18H16ClNO4
- 1-[(4-Chlorophenyl)methyl]-2,3-dihydro-5-methoxy-2-oxo-1H-indole-3-acetic acid21591-78-6C18H16ClNO4
- 1-(Diphenylmethyl)pyridin-1-ium perchlorate89047-34-7C18H16ClNO4
- 2-[2-(4-Chloro-2,5-dimethoxyphenyl)ethyl]-1H-isoindole-1,3(2H)-dione88441-16-1C18H16ClNO4
- Ethyl 6-chloro-1,3-dioxo-1H-benz[de]isoquinoline-2(3H)-butanoate1262796-77-9C18H16ClNO4
- 4-Amino-2-butoxy-7-chloro-1-hydroxyanthracene-9,10-dione88605-01-0C18H16ClNO4
- 4-Amino-2-butoxy-6-chloro-1-hydroxyanthracene-9,10-dione88605-11-2C18H16ClNO4
- 2-{[(Benzyloxy)carbonyl]amino}-5-chloro-2,3-dihydro-1H-indene-2-carboxylic acid1696874-96-0C18H16ClNO4
- 2-[(Benzyloxy)carbonyl]-5-chloro-1,2,3,4-tetrahydroisoquinoline-8-carboxylic acid2137914-37-3C18H16ClNO4
- (3S)-2-[(Benzyloxy)carbonyl]-5-chloro-1,2,3,4-tetrahydroisoquinoline-3-carboxylic acid2757833-70-6C18H16ClNO4
- (3R)-2-[(Benzyloxy)carbonyl]-5-chloro-1,2,3,4-tetrahydroisoquinoline-3-carboxylic acid2757832-53-2C18H16ClNO4
- (3R)-2-[(Benzyloxy)carbonyl]-7-chloro-1,2,3,4-tetrahydroisoquinoline-3-carboxylic acid2580103-06-4C18H16ClNO4
- 2-[(Benzyloxy)carbonyl]-7-chloro-1,2,3,4-tetrahydroisoquinoline-4-carboxylic acid2580190-26-5C18H16ClNO4
- (3S)-2-[(Benzyloxy)carbonyl]-7-chloro-1,2,3,4-tetrahydroisoquinoline-3-carboxylic acid2639389-73-2C18H16ClNO4
- 1-[(Benzyloxy)carbonyl]-6-chloro-1,2,3,4-tetrahydroquinoline-8-carboxylic acid2639462-13-6C18H16ClNO4
- 1-{[(Benzyloxy)carbonyl](4-chlorophenyl)amino}cyclopropane-1-carboxylic acid2680903-50-6C18H16ClNO4
- 2-[(Benzyloxy)carbonyl]-6-chloro-1,2,3,4-tetrahydroisoquinoline-4-carboxylic acid2763929-11-7C18H16ClNO4
- 4-Chloro-3-[(3,4,5-trimethoxyphenyl)methylidene]-1H-indol-2-one1266401-09-5C18H16ClNO4
- 10-Methoxy-5,6-dihydroisoquinolino[2,1-b]isoquinolin-7-ium-2,3,9-triol chloride2363741-22-2C18H16ClNO4
Frequently asked questions
What is the molar mass of C18H16ClNO4?
The molar mass of C18H16ClNO4 is 345.78 g/mol, calculated from standard atomic weights for 18 carbon atoms, 16 hydrogen atoms, 1 chlorine atom, 1 nitrogen atom and 4 oxygen atoms. The monoisotopic mass is 345.0768 Da.
How many compounds have the formula C18H16ClNO4?
CompoundList lists 76 compounds with the molecular formula C18H16ClNO4, including Methyl 2-[4-(4-chlorobenzoyl)-3,4-dihydro-2H-1,4-benzoxazin-3-yl]acetate, 1-{4-[(2-Chlorophenyl)methoxy]phenyl}-5-oxopyrrolidine-3-carboxylic acid, 2-Methoxyphenyl 1-(4-chlorophenyl)-5-oxopyrrolidine-3-carboxylate. 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 C18H16ClNO4?
C18H16ClNO4 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.