Molecular formula
C18H19ClN4O
75 compounds have this formula on CompoundList.
- Molar mass
- 342.83g/mol
- Monoisotopic mass
- 342.1247Da
- Atoms
- 43
- Elements
- 5
- Rings plus double bonds
- 11
The formula C18H19ClN4O describes a molecule made of 18 carbon atoms, 19 hydrogen atoms, 1 chlorine atom, 4 nitrogen atoms and 1 oxygen atom. 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 × 1863.06%12.011 × 18 = 216.198 g/mol
- H Hydrogen × 195.59%1.008 × 19 = 19.152 g/mol
- Cl Chlorine × 110.34%35.45 × 1 = 35.450 g/mol
- N Nitrogen × 416.34%14.007 × 4 = 56.028 g/mol
- O Oxygen × 14.67%15.999 × 1 = 15.999 g/mol
Look up another formula
Compounds with the formula C18H19ClN4O
Isomers we list, best known first. Open one to see its structure, properties, safety data and suppliers.
Showing 1 to 75 of 75 compounds
Clozapine N-oxide
CAS 34233-69-7C18H19ClN4O
![4-Chloro-N-{1-[2-(dimethylamino)ethyl]-1H-benzimidazol-2-yl}benzamide chemical structure, C18H19ClN4O, CAS 332357-59-2](/s/RTXRYXVOIBDWFR-UHFFFAOYSA-N.svg)
4-Chloro-N-{1-[2-(dimethylamino)ethyl]-1H-benzimidazol-2-yl}benzamide
CAS 332357-59-2C18H19ClN4O
2-Amino-5-(4-chlorophenylethynyl)-4-(4-hydroxycyclohexylamino)pyrimidine
CAS 393856-87-6C18H19ClN4O
![4-(3-(4-Chlorophenyl)-2,5-dimethylpyrazolo[1,5-a]pyrimidin-7-yl)morpholine chemical structure, C18H19ClN4O, CAS 850193-71-4](/s/LVCWSVFECONCQU-UHFFFAOYSA-N.svg)
4-(3-(4-Chlorophenyl)-2,5-dimethylpyrazolo[1,5-a]pyrimidin-7-yl)morpholine
CAS 850193-71-4C18H19ClN4O
![4-[3-(2-Chlorophenyl)-2,5-dimethylpyrazolo[1,5-a]pyrimidin-7-yl]morpholine chemical structure, C18H19ClN4O, CAS 900286-57-9](/s/QAUOLKCRRZQVHH-UHFFFAOYSA-N.svg)
4-[3-(2-Chlorophenyl)-2,5-dimethylpyrazolo[1,5-a]pyrimidin-7-yl]morpholine
CAS 900286-57-9C18H19ClN4O
![N-(3-Chloro-4-cyanophenyl)-2-[2-(1-methylpyrrol-2-yl)pyrrolidin-1-yl]acetamide chemical structure, C18H19ClN4O, CAS 852902-75-1](/s/PHSDOAAWEVVCBG-UHFFFAOYSA-N.svg)
N-(3-Chloro-4-cyanophenyl)-2-[2-(1-methylpyrrol-2-yl)pyrrolidin-1-yl]acetamide
CAS 852902-75-1C18H19ClN4O
3-(2-Chlorophenyl)-5-(5-methyl-1-(piperidin-4-yl)-1H-pyrazol-4-yl)isoxazole
CAS 1076223-85-2C18H19ClN4O
5-(2-(1-Amino-2-methylpropan-2-yl)-5-(pyridin-4-yl)-1H-imidazol-4-yl)-2-chlorophenol
CAS 342434-07-5C18H19ClN4O
5H-Dibenzo(b,e)(1,4)diazepin-2-ol, 8-chloro-11-(4-methyl-1-piperazinyl)-
CAS 67104-25-0C18H19ClN4O
![4-Acridinecarboxamide, 9-amino-5-chloro-N-[2-(dimethylamino)ethyl]- chemical structure, C18H19ClN4O, CAS 89459-53-0](/s/KCGDACLXAVFTKN-UHFFFAOYSA-N.svg)
4-Acridinecarboxamide, 9-amino-5-chloro-N-[2-(dimethylamino)ethyl]-
CAS 89459-53-0C18H19ClN4O
![4-Acridinecarboxamide, 9-amino-7-chloro-N-[2-(dimethylamino)ethyl]- chemical structure, C18H19ClN4O, CAS 89459-62-1](/s/JTQUOKVNZGTEQK-UHFFFAOYSA-N.svg)
4-Acridinecarboxamide, 9-amino-7-chloro-N-[2-(dimethylamino)ethyl]-
CAS 89459-62-1C18H19ClN4O
![2-(3-(3-Chlorobenzyl)-3,4-dihydrobenzo[4,5]imidazo[1,2-a][1,3,5]triazin-1(2H)-yl)ethan-1-ol chemical structure, C18H19ClN4O, CAS 869715-94-6](/s/HSCAQMRCERERLB-UHFFFAOYSA-N.svg)
2-(3-(3-Chlorobenzyl)-3,4-dihydrobenzo[4,5]imidazo[1,2-a][1,3,5]triazin-1(2H)-yl)ethan-1-ol
CAS 869715-94-6C18H19ClN4O
(4-(6-(4-Chlorophenyl)pyridazin-3-yl)piperazin-1-yl)(cyclopropyl)methanone
CAS 1021103-53-6C18H19ClN4O
![1-Butanone, 1-[8-(4-chlorophenyl)-4-propylpyrazolo[5,1-c][1,2,4]triazin-3-yl]- chemical structure, C18H19ClN4O, CAS 58390-60-6](/s/RKYFDENWZJTJMR-UHFFFAOYSA-N.svg)
1-Butanone, 1-[8-(4-chlorophenyl)-4-propylpyrazolo[5,1-c][1,2,4]triazin-3-yl]-
CAS 58390-60-6C18H19ClN4O
![8-Chloro-11-(4-methyl-1-piperazinyl)-5H-dibenzo[b,e][1,4]diazepin-7-ol chemical structure, C18H19ClN4O, CAS 355004-92-1](/s/OGZLSMWTACJBSH-UHFFFAOYSA-N.svg)
8-Chloro-11-(4-methyl-1-piperazinyl)-5H-dibenzo[b,e][1,4]diazepin-7-ol
CAS 355004-92-1C18H19ClN4O
![8-Chloro-11-(4-methyl-1-piperazinyl)-5H-dibenzo[b,e][1,4]diazepin-9-ol chemical structure, C18H19ClN4O, CAS 1239601-19-4](/s/YUFIEOIPFQOEAY-UHFFFAOYSA-N.svg)
8-Chloro-11-(4-methyl-1-piperazinyl)-5H-dibenzo[b,e][1,4]diazepin-9-ol
CAS 1239601-19-4C18H19ClN4O
![3-(2-Chlorophenyl)-5-methyl-N-((tetrahydrofuran-2-yl)methyl)pyrazolo[1,5-a]pyrimidin-7-amine chemical structure, C18H19ClN4O, CAS 902014-84-0](/s/RZKUMQWKGDDKOA-UHFFFAOYSA-N.svg)
3-(2-Chlorophenyl)-5-methyl-N-((tetrahydrofuran-2-yl)methyl)pyrazolo[1,5-a]pyrimidin-7-amine
CAS 902014-84-0C18H19ClN4O
![3-(4-Chlorophenyl)-5-methyl-N-((tetrahydrofuran-2-yl)methyl)pyrazolo[1,5-a]pyrimidin-7-amine chemical structure, C18H19ClN4O, CAS 900291-82-9](/s/OTWBEJZSLGHWCR-UHFFFAOYSA-N.svg)
3-(4-Chlorophenyl)-5-methyl-N-((tetrahydrofuran-2-yl)methyl)pyrazolo[1,5-a]pyrimidin-7-amine
CAS 900291-82-9C18H19ClN4O
Pkd-IN-1
CAS 956121-30-5C18H19ClN4O
![2-(3-Chlorophenyl)-3,5-dimethyl-7-morpholin-4-ylpyrazolo[1,5-a]pyrimidine chemical structure, C18H19ClN4O, CAS 1203312-65-5](/s/XALKADTUBZRZAD-UHFFFAOYSA-N.svg)
2-(3-Chlorophenyl)-3,5-dimethyl-7-morpholin-4-ylpyrazolo[1,5-a]pyrimidine
CAS 1203312-65-5C18H19ClN4O
![2-(4-Chlorophenyl)-3,5-dimethyl-7-morpholin-4-ylpyrazolo[1,5-a]pyrimidine chemical structure, C18H19ClN4O, CAS 1203393-03-6](/s/HPAUZYSTHCRNHU-UHFFFAOYSA-N.svg)
2-(4-Chlorophenyl)-3,5-dimethyl-7-morpholin-4-ylpyrazolo[1,5-a]pyrimidine
CAS 1203393-03-6C18H19ClN4O
![N-[2-(4-Butylphenyl)-6-chlorobenzotriazol-5-yl]acetamide chemical structure, C18H19ClN4O, CAS 642425-11-4](/s/HGKAONSWXLKIAA-UHFFFAOYSA-N.svg)
N-[2-(4-Butylphenyl)-6-chlorobenzotriazol-5-yl]acetamide
CAS 642425-11-4C18H19ClN4O
Imidazo(1,2-a)pyridine-3-acetamide, 6-chloro-N,N-diethyl-2-(2-pyridinyl)-
CAS 88570-93-8C18H19ClN4O
![5-(4-Amino-3-methoxyphenyl)-4-chloro-7-cyclopentylpyrrolo[2,3-d]pyrimidine chemical structure, C18H19ClN4O, CAS 213745-23-4](/s/PJCQQEJQZJAXBR-UHFFFAOYSA-N.svg)
5-(4-Amino-3-methoxyphenyl)-4-chloro-7-cyclopentylpyrrolo[2,3-d]pyrimidine
CAS 213745-23-4C18H19ClN4O
- 2-Chloro-6-(2,4-dimethyl-phenyl)-9-(tetrahydro-pyran-2-yl)-9H-purine930298-28-5C18H19ClN4O
- N-[2-(4-Chlorophenyl)-6-methylbenzotriazol-5-yl]-3-methylbutanamide432020-78-5C18H19ClN4O
- 4-Chloro-2,5-dimethyl-N-[1-(3-pyrrol-1-ylphenyl)ethyl]pyrazole-3-carboxamide1005555-62-3C18H19ClN4O
- N-[1-(2-Chlorophenyl)-1H-pyrazol-4-yl]-1-(prop-2-yn-1-yl)piperidine-4-carboxamide1333949-60-2C18H19ClN4O
- [3-(2-Chlorophenyl)-1-methylpyrazol-4-yl]-(4-prop-2-ynylpiperazin-1-yl)methanone1385379-56-5C18H19ClN4O
- 2-Chloro-N-{1-[2-(dimethylamino)ethyl]-1H-indol-6-yl}pyridine-3-carboxamide1375215-33-0C18H19ClN4O
- (2S)-N-{1-[(2-Chlorophenyl)methyl]-1H-imidazol-2-yl}-1-(prop-2-yn-1-yl)pyrrolidine-2-carboxamide1376150-54-7C18H19ClN4O
- 1-(3-(1H-Pyrrolo[2,3-b]pyridin-1-yl)propyl)-3-(4-chlorobenzyl)urea1797588-08-9C18H19ClN4O
- (2-Chlorophenyl)(4-(6-cyclopropylpyridazin-3-yl)piperazin-1-yl)methanone2034233-38-8C18H19ClN4O
- (2E)-3-(4-Chlorophenyl)-1-[3-(1H-1,2,4-triazol-1-yl)-8-azabicyclo[3.2.1]octan-8-yl]prop-2-en-1-one2321333-54-2C18H19ClN4O
- N-Butyl-3-{1-[(2-chlorophenyl)methyl]-1H-pyrazol-4-yl}-2-cyanoprop-2-enamide1134726-24-1C18H19ClN4O
- 2-(4-Chlorophenyl)-N-[2-methyl-1-([1,2,4]triazolo[4,3-a]pyridin-3-yl)propyl]acetamide1081117-58-9C18H19ClN4O
- N-[1-(3-Chlorophenyl)-1H-pyrazol-5-yl]-1-(prop-2-yn-1-yl)piperidine-4-carboxamide1311880-95-1C18H19ClN4O
- Isoquinoline,6-[[1-(2-pyrimidinyl)-4-piperidinyl]oxy]-,hydrochloride918490-57-0C18H19ClN4O
- N-[3-Chloro-2-(1H-pyrazol-1-yl)phenyl]-1-(prop-2-yn-1-yl)piperidine-4-carboxamide1376349-94-8C18H19ClN4O
- (2E)-3-(2-Chlorophenyl)-1-[3-(1H-1,2,3-triazol-1-yl)-8-azabicyclo[3.2.1]octan-8-yl]prop-2-en-1-one2210232-34-9C18H19ClN4O
- 1-(4-Chlorophenyl)-N-(1-cyano-3-methylcyclohexyl)pyrazole-4-carboxamide2192082-82-7C18H19ClN4O
- N-(2-Chlorophenyl)-5-(pyridin-2-yl)-octahydropyrrolo[3,4-b]pyrrole-1-carboxamide2549062-64-6C18H19ClN4O
- 2-(4-{[(3-Chloropyridin-4-yl)oxy]methyl}piperidin-1-yl)-6-methylpyridine-3-carbonitrile2640867-15-6C18H19ClN4O
- 5-Chloro-2-methyl-6-[[1-[(1-methylpyrazol-4-yl)methyl]aziridin-2-yl]methoxy]quinoline2411264-07-6C18H19ClN4O
- (E)-N-[4-(Phenyldiazenyl)phenyl]-1,2,3,6-tetrahydropyridine-4-carboxamide Hydrochloride2939097-58-0C18H19ClN4O
- 1-(1-((6-Chloropyridin-3-yl)methyl)piperidin-4-yl)-1H-benzo[d]imidazol-2(3H)-one280123-36-6C18H19ClN4O
- Clozapine 5-oxide1347975-16-9C18H19ClN4O
- 5-Chloro-6-(4-{[(2-methylpyridin-4-yl)oxy]methyl}piperidin-1-yl)pyridine-3-carbonitrile2379984-39-9C18H19ClN4O
- 5-Chloro-6-(3-{[(6-methylpyridin-2-yl)oxy]methyl}piperidin-1-yl)pyridine-3-carbonitrile2379952-82-4C18H19ClN4O
- 5-Chloro-6-(4-{[(3-methylpyridin-2-yl)oxy]methyl}piperidin-1-yl)pyridine-3-carbonitrile2415540-53-1C18H19ClN4O
- 4-[4-(2-Chlorophenyl)piperazine-1-carbonyl]-6-cyclopropylpyrimidine2415513-35-6C18H19ClN4O
- 4-[4-(3-Chlorophenyl)piperazine-1-carbonyl]-6-cyclopropylpyrimidine2415535-13-4C18H19ClN4O
- 3-[5-(3-Chlorobenzoyl)-octahydropyrrolo[3,4-c]pyrrol-2-yl]-6-methylpyridazine2415516-29-7C18H19ClN4O
- 3-[5-(2-Chlorobenzoyl)-octahydropyrrolo[3,4-c]pyrrol-2-yl]-6-methylpyridazine2415555-22-3C18H19ClN4O
- 2-tert-Butyl-N-(4-chloro-2-methylphenyl)imidazo[1,2-b]pyridazine-6-carboxamide2549062-68-0C18H19ClN4O
- 2-tert-Butyl-N-(5-chloro-2-methylphenyl)imidazo[1,2-b]pyridazine-6-carboxamide2549064-98-2C18H19ClN4O
- 2-tert-Butyl-N-(3-chloro-2-methylphenyl)imidazo[1,2-b]pyridazine-6-carboxamide2640962-60-1C18H19ClN4O
- 1-{3-[(4-Chloro-1H-pyrazol-1-yl)methyl]azetidin-1-yl}-3-(1H-indol-3-yl)propan-1-one2549038-05-1C18H19ClN4O
- 1-{3-[(4-Chloro-1H-pyrazol-1-yl)methyl]azetidin-1-yl}-2-(1-methyl-1H-indol-3-yl)ethan-1-one2548994-71-2C18H19ClN4O
- N-[1-(5-Chloro-1,3-benzoxazol-2-yl)piperidin-4-yl]-N-methylpyridin-2-amine2742069-71-0C18H19ClN4O
- N-[1-(6-Chloro-1,3-benzoxazol-2-yl)piperidin-4-yl]-N-methylpyridin-2-amine2742007-01-6C18H19ClN4O
- 6-Chloro-2-{1-[(5-methyl-1,3-oxazol-4-yl)methyl]piperidin-4-yl}-1,8-naphthyridine2742032-03-5C18H19ClN4O
- 6-Chloro-2-{1-[(2-methyl-1,3-oxazol-4-yl)methyl]piperidin-4-yl}-1,8-naphthyridine2741948-22-9C18H19ClN4O
- 6-Chloro-2-{1-[(3-methyl-1,2-oxazol-5-yl)methyl]piperidin-4-yl}-1,8-naphthyridine2742032-26-2C18H19ClN4O
- 4-(4-Chlorophenyl)-1-{3-methyl-3H-imidazo[4,5-b]pyridin-2-yl}piperidin-4-ol2742016-36-8C18H19ClN4O
- 4-(4-Chlorophenyl)-1-{5-methylpyrazolo[1,5-a]pyrimidin-7-yl}piperidin-4-ol2770630-38-9C18H19ClN4O
- 2-(3-{[(3-Chloropyridin-2-yl)oxy]methyl}piperidin-1-yl)-6-methylpyridine-3-carbonitrile2770609-17-9C18H19ClN4O
- 4-(4-Chlorophenyl)-1-{7-methyl-7H-pyrrolo[2,3-d]pyrimidin-4-yl}piperidin-4-ol2770631-10-0C18H19ClN4O
- 4-(4-Chlorophenyl)-1-{2-methylpyrazolo[1,5-a]pyrazin-4-yl}piperidin-4-ol2770619-81-1C18H19ClN4O
- 4-(4-Chlorophenyl)-1-{6-methyl-5H-pyrrolo[3,2-d]pyrimidin-4-yl}piperidin-4-ol2770643-53-1C18H19ClN4O
- 2-(4-{[(3-Chloropyridin-4-yl)oxy]methyl}piperidin-1-yl)-1H-1,3-benzodiazole2770621-19-5C18H19ClN4O
- 2-[1-(5-Chloropyrimidin-2-yl)pyrrolidine-3-carbonyl]-1,2,3,4-tetrahydroisoquinoline3054634-14-6C18H19ClN4O
- 2-(2-Chlorophenyl)-1-[3-(6-methylpyrimidin-4-yl)-3,6-diazabicyclo[3.1.1]heptan-6-yl]ethan-1-one3054406-15-1C18H19ClN4O
- 4-(5-Methoxy-7-methyl-1H-indol-1-yl)-2,6-dimethyl-5H-pyrrolo[3,2-d]pyrimidine hydrochloride1392817-97-8C18H19ClN4O
- 1-(1-((4-Chloropyridin-2-yl)methyl)piperidin-4-yl)-1H-benzo[d]imidazol-2(3H)-one2400401-94-5C18H19ClN4O
Frequently asked questions
What is the molar mass of C18H19ClN4O?
The molar mass of C18H19ClN4O is 342.83 g/mol, calculated from standard atomic weights for 18 carbon atoms, 19 hydrogen atoms, 1 chlorine atom, 4 nitrogen atoms and 1 oxygen atom. The monoisotopic mass is 342.1247 Da.
How many compounds have the formula C18H19ClN4O?
CompoundList lists 75 compounds with the molecular formula C18H19ClN4O, including Clozapine N-oxide, 4-Chloro-N-{1-[2-(dimethylamino)ethyl]-1H-benzimidazol-2-yl}benzamide, 2-Amino-5-(4-chlorophenylethynyl)-4-(4-hydroxycyclohexylamino)pyrimidine. 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 C18H19ClN4O?
C18H19ClN4O 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.