Molecular formula
C18H16ClN3O2
168 compounds have this formula on CompoundList.
- Molar mass
- 341.79g/mol
- Monoisotopic mass
- 341.0931Da
- Atoms
- 40
- Elements
- 5
- Rings plus double bonds
- 12
The formula C18H16ClN3O2 describes a molecule made of 18 carbon atoms, 16 hydrogen atoms, 1 chlorine atom, 3 nitrogen atoms and 2 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 × 1863.25%12.011 × 18 = 216.198 g/mol
- H Hydrogen × 164.72%1.008 × 16 = 16.128 g/mol
- Cl Chlorine × 110.37%35.45 × 1 = 35.450 g/mol
- N Nitrogen × 312.29%14.007 × 3 = 42.021 g/mol
- O Oxygen × 29.36%15.999 × 2 = 31.998 g/mol
Look up another formula
Compounds with the formula C18H16ClN3O2
Isomers we list, best known first. Open one to see its structure, properties, safety data and suppliers.
Showing 101 to 168 of 168 compounds
![2-(4-Chlorophenyl)-N-{2,7-dimethyl-4-oxo-4H-pyrido[1,2-a]pyrimidin-3-yl}acetamide chemical structure, C18H16ClN3O2, CAS 946257-18-7](/s/LRNQICSKDRNOLS-UHFFFAOYSA-N.svg)
2-(4-Chlorophenyl)-N-{2,7-dimethyl-4-oxo-4H-pyrido[1,2-a]pyrimidin-3-yl}acetamide
CAS 946257-18-7C18H16ClN3O2
![1-(3-Chlorophenyl)-3-{[(2-methoxyphenyl)methyl]amino}-1,2-dihydropyrazin-2-one chemical structure, C18H16ClN3O2, CAS 1029736-60-4](/s/ZEVMMKHLNNRUIT-UHFFFAOYSA-N.svg)
1-(3-Chlorophenyl)-3-{[(2-methoxyphenyl)methyl]amino}-1,2-dihydropyrazin-2-one
CAS 1029736-60-4C18H16ClN3O2
![1-(4-Chlorophenyl)-3-{[(2-methoxyphenyl)methyl]amino}-1,2-dihydropyrazin-2-one chemical structure, C18H16ClN3O2, CAS 1029744-50-0](/s/GVHFWEGIUQXLGR-UHFFFAOYSA-N.svg)
1-(4-Chlorophenyl)-3-{[(2-methoxyphenyl)methyl]amino}-1,2-dihydropyrazin-2-one
CAS 1029744-50-0C18H16ClN3O2
3-(2-Chlorophenyl)-1-(furan-2-ylmethyl)-1-(pyridin-2-ylmethyl)urea
CAS 1286717-90-5C18H16ClN3O2
![N-[(3-Chlorophenyl)(cyano)methyl]-3-propanamidobenzamide chemical structure, C18H16ClN3O2, CAS 1333667-61-0](/s/RPGNFSDSXNUJIV-UHFFFAOYSA-N.svg)
N-[(3-Chlorophenyl)(cyano)methyl]-3-propanamidobenzamide
CAS 1333667-61-0C18H16ClN3O2
3-(4-((5-Chloropyridin-2-yl)oxy)piperidine-1-carbonyl)benzonitrile
CAS 1448037-75-9C18H16ClN3O2
2-((1-(3-Chlorobenzoyl)piperidin-4-yl)oxy)nicotinonitrile
CAS 1448033-56-4C18H16ClN3O2
![2-[4-(Acetylamino)-1H-indol-1-yl]-N-(2-chlorophenyl)acetamide chemical structure, C18H16ClN3O2, CAS 1574411-47-4](/s/BUCAFVBCORRXDB-UHFFFAOYSA-N.svg)
2-[4-(Acetylamino)-1H-indol-1-yl]-N-(2-chlorophenyl)acetamide
CAS 1574411-47-4C18H16ClN3O2
![2-[4-(Acetylamino)-1H-indol-1-yl]-N-(3-chlorophenyl)acetamide chemical structure, C18H16ClN3O2, CAS 1574324-66-5](/s/CEEPNXYXQQOLJY-UHFFFAOYSA-N.svg)
2-[4-(Acetylamino)-1H-indol-1-yl]-N-(3-chlorophenyl)acetamide
CAS 1574324-66-5C18H16ClN3O2
![2-[1-(2-Chloro-6-methylpyridin-3-yl)-N-methylformamido]-N-(3-ethynylphenyl)acetamide chemical structure, C18H16ClN3O2, CAS 1797836-65-7](/s/OURCFPZRIZLICB-UHFFFAOYSA-N.svg)
2-[1-(2-Chloro-6-methylpyridin-3-yl)-N-methylformamido]-N-(3-ethynylphenyl)acetamide
CAS 1797836-65-7C18H16ClN3O2
![N-[2-[[(3-Chlorophenyl)-cyanomethyl]amino]-2-oxoethyl]-2-methylbenzamide chemical structure, C18H16ClN3O2, CAS 1645386-34-0](/s/BNDALPPWADFJMM-UHFFFAOYSA-N.svg)
N-[2-[[(3-Chlorophenyl)-cyanomethyl]amino]-2-oxoethyl]-2-methylbenzamide
CAS 1645386-34-0C18H16ClN3O2
3-(1-(3-Aminophenyl)-1-hydroxyethyl)-1-(4-chlorophenyl)pyridazin-4(1H)-one
CAS 1314394-60-9C18H16ClN3O2
6-(3-(3-Chlorophenyl)propanoyl)-2-oxo-1,2,5,6,7,8-hexahydro-1,6-naphthyridine-3-carbonitrile
CAS 2034356-60-8C18H16ClN3O2
1-(4-Chlorobenzyl)-3-((2-(furan-2-yl)pyridin-4-yl)methyl)urea
CAS 2034549-24-9C18H16ClN3O2
1-(4-Chlorobenzyl)-3-((2-(furan-2-yl)pyridin-3-yl)methyl)urea
CAS 2034345-35-0C18H16ClN3O2
(3-((3-Chloropyridin-4-yl)oxy)pyrrolidin-1-yl)(indolizin-2-yl)methanone
CAS 2034364-37-7C18H16ClN3O2
3-(4-((3-Chloropyridin-4-yl)oxy)piperidine-1-carbonyl)benzonitrile
CAS 2034366-54-4C18H16ClN3O2
1-(4-Chlorobenzyl)-3-((6-(furan-3-yl)pyridin-3-yl)methyl)urea
CAS 2034383-39-4C18H16ClN3O2
3-(3-Chlorophenyl)-N-((3-(furan-2-yl)pyrazin-2-yl)methyl)propanamide
CAS 2034427-94-4C18H16ClN3O2
1-(4-Chlorobenzyl)-3-((5-(furan-2-yl)pyridin-3-yl)methyl)urea
CAS 2320466-51-9C18H16ClN3O2
1-(4-Chlorobenzyl)-3-((5-(furan-3-yl)pyridin-3-yl)methyl)urea
CAS 2034499-06-2C18H16ClN3O2
![3-(3-Chlorophenyl)-N-{[3-(furan-3-yl)pyrazin-2-yl]methyl}propanamide chemical structure, C18H16ClN3O2, CAS 2034500-25-7](/s/ONTHVYMKVWUBEP-UHFFFAOYSA-N.svg)
3-(3-Chlorophenyl)-N-{[3-(furan-3-yl)pyrazin-2-yl]methyl}propanamide
CAS 2034500-25-7C18H16ClN3O2
2-((1-(3-Chlorobenzoyl)piperidin-3-yl)oxy)isonicotinonitrile
CAS 2034560-10-4C18H16ClN3O2
![N-Benzyl-3-[3-(2-chlorophenyl)-1,2,4-oxadiazol-5-yl]propanamide chemical structure, C18H16ClN3O2, CAS 835896-41-8](/s/WYROLEIVPQREMH-UHFFFAOYSA-N.svg)
N-Benzyl-3-[3-(2-chlorophenyl)-1,2,4-oxadiazol-5-yl]propanamide
CAS 835896-41-8C18H16ClN3O2
- 4-[(4-Chloropyrazol-1-yl)methyl]-N-phenylmethoxybenzamide1005658-65-0C18H16ClN3O2
- 2-[3-(4-Chlorophenyl)-1,2,4-oxadiazol-5-yl]-N-(2,4-dimethylphenyl)acetamide478042-38-5C18H16ClN3O2
- N-[[3-(4-Chlorophenyl)-1,2,4-oxadiazol-5-yl]methyl]-N-ethylbenzamide898119-56-7C18H16ClN3O2
- 3-Chloro-N-methyl-N-[[3-(3-methylphenyl)-1,2,4-oxadiazol-5-yl]methyl]benzamide899540-57-9C18H16ClN3O2
- 2-Chloro-N-ethyl-N-[(3-phenyl-1,2,4-oxadiazol-5-yl)methyl]benzamide896659-77-1C18H16ClN3O2
- 4-Chloro-N-methyl-N-[[3-(4-methylphenyl)-1,2,4-oxadiazol-5-yl]methyl]benzamide896659-82-8C18H16ClN3O2
- 2-Chloro-N,4-dimethyl-N-[(3-phenyl-1,2,4-oxadiazol-5-yl)methyl]benzamide896660-23-4C18H16ClN3O2
- N-[[3-(4-Chlorophenyl)-1,2,4-oxadiazol-5-yl]methyl]-N,2-dimethylbenzamide915875-19-3C18H16ClN3O2
- 3-(3-Chlorophenyl)-2-(methoxymethyl)-8,9-dihydropyrazolo[1,5-a]quinazolin-6(7H)-one932254-43-8C18H16ClN3O2
- N-[5-(3-Chlorophenyl)-1,3,4-oxadiazol-2-yl]-2-(3,4-dimethylphenyl)acetamide952819-78-2C18H16ClN3O2
- N-[5-(3-Chlorophenyl)-1,3,4-oxadiazol-2-yl]-2-(4-ethylphenyl)acetamide952865-17-7C18H16ClN3O2
- 2-Chloro-N-{4-[4-(propan-2-yl)phenyl]-1,2,5-oxadiazol-3-yl}benzamide942837-50-5C18H16ClN3O2
- 3-Chloro-N-(4-methoxyphenyl)-6,7-dimethylquinoxaline-2-carboxamide950271-36-0C18H16ClN3O2
- N-[[3-(4-Chlorophenyl)-1,2,4-oxadiazol-5-yl]methyl]-N-methyl-2-phenylacetamide915929-52-1C18H16ClN3O2
- Methyl 2-[5-(3-chlorophenyl)-3-methyl-1-(pyridin-3-yl)pyrazol-4-yl]acetate1035170-09-2C18H16ClN3O2
- (2-Chloropyridin-3-yl)(8-methoxy-1,3,4,5-tetrahydro-2H-pyrido[4,3-b]indol-2-yl)methanone1010899-93-0C18H16ClN3O2
- N-(2-{[(3-Chlorophenyl)carbonyl]amino}ethyl)-1H-indole-3-carboxamide1010925-83-3C18H16ClN3O2
- N-(3-Chlorobenzyl)-2-(3-methyl-2-oxoquinoxalin-1(2H)-yl)acetamide1114649-21-6C18H16ClN3O2
- 1-(3-Chlorophenyl)-3-{[(4-methoxyphenyl)methyl]amino}-1,2-dihydropyrazin-2-one1207662-31-4C18H16ClN3O2
- 1-(4-Chlorophenyl)-3-{[(3-methoxyphenyl)methyl]amino}-1,2-dihydropyrazin-2-one1184988-62-2C18H16ClN3O2
- 3-(4-Chlorophenyl)-N-(2-hydroxyethyl)-1-phenyl-1H-pyrazole-5-carboxamide1282126-30-0C18H16ClN3O2
- 5-[3-(6-Chloro-1H-benzoimidazol-2-yl)-phenyl]-5-methyl-morpholin-3-one1392106-05-6C18H16ClN3O2
- 4-(4-Chlorophenyl)-6-(2,4-dimethoxyphenyl)pyrimidin-2-amine259086-68-5C18H16ClN3O2
- 1-(Benzo[d]oxazol-2-yl)-N-(2-chlorophenyl)pyrrolidine-2-carboxamide1796887-26-7C18H16ClN3O2
- 5-[4-[(3-Chloro-2-pyridinyl)oxy]-2-methylphenyl]-4,6-dimethyl-3(2H)-pyridazinone1643462-21-8C18H16ClN3O2
- N-[(3-Chlorophenyl)(cyano)methyl]-2-[(3-methylphenyl)formamido]acetamide1645542-98-8C18H16ClN3O2
- 7-Acetaminomeclonazepam2247750-28-1C18H16ClN3O2
- 5-[3-[(3-Chlorophenyl)methyl]-3-hydroxypyrrolidine-1-carbonyl]pyridine-2-carbonitrile2224053-86-3C18H16ClN3O2
- 2-(4-Chlorophenyl)-N-methyl-N-[(3-phenyl-1,2,4-oxadiazol-5-yl)methyl]acetamide896659-58-8C18H16ClN3O2
- 4-Chloro-N-ethyl-N-[(3-phenyl-1,2,4-oxadiazol-5-yl)methyl]benzamide915932-80-8C18H16ClN3O2
- 2-Chloro-5-(4-(4-morpholinyl)-6-quinolinyl)-3-pyridinol1201842-00-3C18H16ClN3O2
- 3-(2-Chloropyridin-4-yl)-7-(piperazin-1-yl)-2H-chromen-2-one1446329-15-2C18H16ClN3O2
- 3-(5-Chloropyridin-2-yl)-7-(piperazin-1-yl)-2H-chromen-2-one1446328-44-4C18H16ClN3O2
- 3-(4-Chloropyridin-3-yl)-7-(piperazin-1-yl)-2H-chromen-2-one1446329-72-1C18H16ClN3O2
- Methyl 4-chloro-3-cyclobutyl-1-phenyl-1H-pyrazolo[3,4-b]pyridine-6-carboxylate2093978-88-0C18H16ClN3O2
- 4-(2-Chlorophenyl)-6-(2,4-dimethoxyphenyl)pyrimidin-2-amine876751-54-1C18H16ClN3O2
- 4-(3-Chlorophenyl)-6-(2,4-dimethoxyphenyl)pyrimidin-2-amine1354939-70-0C18H16ClN3O2
- 4-(3-Chlorophenyl)-6-(3,4-dimethoxyphenyl)pyrimidin-2-amine1354925-44-2C18H16ClN3O2
- 4-(4-Chlorophenyl)-6-(2,5-dimethoxyphenyl)pyrimidin-2-amine1354919-20-2C18H16ClN3O2
- 4-(2-Chlorophenyl)-6-(2,5-dimethoxyphenyl)pyrimidin-2-amine1354918-83-4C18H16ClN3O2
- 4-(2-Chlorophenyl)-6-(3,4-dimethoxyphenyl)pyrimidin-2-amine1354927-11-9C18H16ClN3O2
- 4-(4-Chlorophenyl)-6-(3,4-dimethoxyphenyl)pyrimidin-2-amine1229405-43-9C18H16ClN3O2
- 4-(4-Chlorophenyl)-6-(2,3-dimethoxyphenyl)pyrimidin-2-amine1354922-55-6C18H16ClN3O2
- 11-(6-Chloro-1,3-benzoxazol-2-yl)-7,11-diazatricyclo[7.3.1.0^{2,7}]trideca-2,4-dien-6-one2549029-45-8C18H16ClN3O2
Frequently asked questions
What is the molar mass of C18H16ClN3O2?
The molar mass of C18H16ClN3O2 is 341.79 g/mol, calculated from standard atomic weights for 18 carbon atoms, 16 hydrogen atoms, 1 chlorine atom, 3 nitrogen atoms and 2 oxygen atoms. The monoisotopic mass is 341.0931 Da.
How many compounds have the formula C18H16ClN3O2?
CompoundList lists 168 compounds with the molecular formula C18H16ClN3O2, including 2-(4-Chlorophenyl)-N-{2,7-dimethyl-4-oxo-4H-pyrido[1,2-a]pyrimidin-3-yl}acetamide, 1-(3-Chlorophenyl)-3-{[(2-methoxyphenyl)methyl]amino}-1,2-dihydropyrazin-2-one, 1-(4-Chlorophenyl)-3-{[(2-methoxyphenyl)methyl]amino}-1,2-dihydropyrazin-2-one. 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 C18H16ClN3O2?
C18H16ClN3O2 has a degree of unsaturation of 12. 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.