C21H18ClNO2
46 compounds have this formula on CompoundList.
- Molar mass
- 351.83g/mol
- Monoisotopic mass
- 351.1026Da
- Atoms
- 43
- Elements
- 5
- Rings plus double bonds
- 13
The formula C21H18ClNO2 describes a molecule made of 21 carbon atoms, 18 hydrogen atoms, 1 chlorine atom, 1 nitrogen atom 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 × 2171.69%12.011 × 21 = 252.231 g/mol
- H Hydrogen × 185.16%1.008 × 18 = 18.144 g/mol
- Cl Chlorine × 110.08%35.45 × 1 = 35.450 g/mol
- N Nitrogen × 13.98%14.007 × 1 = 14.007 g/mol
- O Oxygen × 29.09%15.999 × 2 = 31.998 g/mol
Compounds with the formula C21H18ClNO2
Isomers we list, best known first. Open one to see its structure, properties, safety data and suppliers.
Showing 1 to 46 of 46 compounds
![1-(3-Chlorobenzyl)-4-hydroxy-3-[(E)-3-phenyl-2-propenyl]-2(1H)-pyridinone chemical structure, C21H18ClNO2, CAS 477888-20-3](/s/GKJCLMZSRUKVRR-VMPITWQZSA-N.svg)
![N-Benzyl-3-[(4-chlorophenoxy)methyl]benzamide chemical structure, C21H18ClNO2, CAS 444998-24-7](/s/OHRXLYKOUYOEKV-UHFFFAOYSA-N.svg)
![N-Benzyl-3-[(3-chlorophenoxy)methyl]benzamide chemical structure, C21H18ClNO2, CAS 445006-82-6](/s/CFTPVXSVWRNDAG-UHFFFAOYSA-N.svg)
![2-([1,1'-Biphenyl]-4-yloxy)-N-(3-chloro-4-methylphenyl)acetamide chemical structure, C21H18ClNO2, CAS 300673-93-2](/s/MUIAPJASXAQQTF-UHFFFAOYSA-N.svg)
![N-[2-(2-Chlorophenoxy)ethyl]-1,2-dihydroacenaphthylene-5-carboxamide chemical structure, C21H18ClNO2, CAS 328281-13-6](/s/XRBAIWVKVAMUBX-UHFFFAOYSA-N.svg)
![N-[2-(Benzyloxy)-5-chlorophenyl]-2-phenylacetamide chemical structure, C21H18ClNO2, CAS 881593-67-5](/s/AYNHZIYBJSITLH-UHFFFAOYSA-N.svg)
![(2S,7R)-4-(4-Chlorophenyl)-5,9-dioxa-3-azatetracyclo[8.8.0.0^{2,7}.0^{13,18}]octadeca-1(10),11,13(18),14,16-pentaene chemical structure, C21H18ClNO2, CAS 477713-64-7](/s/MTGORZUCYKQYBG-GZOQVGHDSA-N.svg)
![N-[2-(4-Chlorophenoxy)ethyl]biphenyl-2-carboxamide chemical structure, C21H18ClNO2, CAS 698990-95-3](/s/GFRQFEBGQXCRJZ-UHFFFAOYSA-N.svg)
- N-(5-Chloro-2-methylphenyl)-3-phenylmethoxybenzamide433966-51-9C21H18ClNO2
- 3-Chloro-4-methyl-N-(4-phenylmethoxyphenyl)benzamide431907-06-1C21H18ClNO2
- N-(3-Chloro-2-methylphenyl)-3-phenylmethoxybenzamide6261-40-1C21H18ClNO2
- 2-Chloro-N-[(4-methoxyphenyl)-phenylmethyl]benzamide700849-11-2C21H18ClNO2
- N-(5-Chloro-2-methoxyphenyl)-2-(4-phenylphenyl)acetamide847919-69-1C21H18ClNO2
- (E)-3-(2-Chloro-6-ethoxyquinolin-3-yl)-1-(4-methylphenyl)prop-2-en-1-one1825324-16-0C21H18ClNO2
- N-{4-Chloro-2-[hydroxy(phenyl)methyl]phenyl}-2-methylbenzamide169263-25-6C21H18ClNO2
- N-(4-Chloro-2-methoxy-5-methylphenyl)-2-phenylbenzamide695168-46-8C21H18ClNO2
- 3-Chloro-N-(1,2-dihydroacenaphthylen-5-yl)-4-ethoxybenzamide431925-08-5C21H18ClNO2
- 2-(4-Chloro-2-methylphenoxy)-N-(1,2-dihydroacenaphthylen-5-yl)acetamide431925-95-0C21H18ClNO2
- 2-(3-Chlorophenoxy)-N-(2-phenylphenyl)propanamide693828-13-6C21H18ClNO2
- 3-(Benzyloxy)-N-(2-chlorobenzyl)benzamide838844-04-5C21H18ClNO2
- (E)-3-(2-Chloro-7-methoxyquinolin-3-yl)-1-(4-ethylphenyl)prop-2-en-1-one1241684-50-3C21H18ClNO2
- Cyclopropylmethyl 6-chloro-2-methyl-4-phenylquinoline-3-carboxylate1226918-19-9C21H18ClNO2
- 5-Chloro-2-hydroxy-N-[(6-methyl[1,1'-biphenyl]-3-yl)methyl]benzamide648925-45-5C21H18ClNO2
- 5-Chloro-2-hydroxy-N-[(3'-methyl[1,1'-biphenyl]-3-yl)methyl]benzamide648923-94-8C21H18ClNO2
- 5-Chloro-2-hydroxy-N-[(2'-methyl[1,1'-biphenyl]-3-yl)methyl]benzamide648923-93-7C21H18ClNO2
- N-[([1,1'-Biphenyl]-3-yl)methyl]-5-chloro-2-methoxybenzamide648924-37-2C21H18ClNO2
- 5-Chloro-2-hydroxy-N-[(2-methyl[1,1'-biphenyl]-3-yl)methyl]benzamide648923-51-7C21H18ClNO2
- {5-Chloro-2-[(2-hydroxy-2-phenylethyl)amino]phenyl}(phenyl)methanone61554-24-3C21H18ClNO2
- Benzamide,n-phenyl-2-(phenylacetyl)-,hydrochloride95733-75-8C21H18ClNO2
- 2-(2-Chloro-3-methoxyanilino)-1,2-diphenylethanone95743-17-2C21H18ClNO2
Frequently asked questions
What is the molar mass of C21H18ClNO2?
The molar mass of C21H18ClNO2 is 351.83 g/mol, calculated from standard atomic weights for 21 carbon atoms, 18 hydrogen atoms, 1 chlorine atom, 1 nitrogen atom and 2 oxygen atoms. The monoisotopic mass is 351.1026 Da.
How many compounds have the formula C21H18ClNO2?
CompoundList lists 46 compounds with the molecular formula C21H18ClNO2, including 1-Carbazol-9-yl-3-(2-chlorophenoxy)propan-2-ol, 1-(3-Chlorobenzyl)-4-hydroxy-3-[(E)-3-phenyl-2-propenyl]-2(1H)-pyridinone, N-Benzyl-3-[(4-chlorophenoxy)methyl]benzamide. 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 C21H18ClNO2?
C21H18ClNO2 has a degree of unsaturation of 13. 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.