Molecular formula
C18H14N4O3S
70 compounds have this formula on CompoundList.
- Molar mass
- 366.39g/mol
- Monoisotopic mass
- 366.0787Da
- Atoms
- 40
- Elements
- 5
- Rings plus double bonds
- 14
The formula C18H14N4O3S describes a molecule made of 18 carbon atoms, 14 hydrogen atoms, 4 nitrogen atoms, 3 oxygen atoms and 1 sulfur 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 × 1859.01%12.011 × 18 = 216.198 g/mol
- H Hydrogen × 143.85%1.008 × 14 = 14.112 g/mol
- N Nitrogen × 415.29%14.007 × 4 = 56.028 g/mol
- O Oxygen × 313.10%15.999 × 3 = 47.997 g/mol
- S Sulfur × 18.75%32.06 × 1 = 32.060 g/mol
Look up another formula
Compounds with the formula C18H14N4O3S
Isomers we list, best known first. Open one to see its structure, properties, safety data and suppliers.
Showing 1 to 70 of 70 compounds
![1-[(E)-[5-(3-Nitrophenyl)furan-2-yl]methylideneamino]-3-phenylthiourea chemical structure, C18H14N4O3S, CAS 301157-29-9](/s/CQAZDAVDFAYGFS-XDHOZWIPSA-N.svg)
1-[(E)-[5-(3-Nitrophenyl)furan-2-yl]methylideneamino]-3-phenylthiourea
CAS 301157-29-9C18H14N4O3S
As-602868
CAS 219773-55-4C18H14N4O3S
![Methyl 5-[(3-phenyl-[1,2,4]triazolo[4,3-b]pyridazin-6-yl)sulfanylmethyl]furan-2-carboxylate chemical structure, C18H14N4O3S, CAS 852372-85-1](/s/LEXZLWRUNKRDDR-UHFFFAOYSA-N.svg)
Methyl 5-[(3-phenyl-[1,2,4]triazolo[4,3-b]pyridazin-6-yl)sulfanylmethyl]furan-2-carboxylate
CAS 852372-85-1C18H14N4O3S
![2-Azanylidene-1-methyl-3-(phenylsulfonyl)dipyrido[1,2-e:4'',3''-f]pyrimidin-5-one chemical structure, C18H14N4O3S, CAS 797772-28-2](/s/ZDLOZPHNCCMMRC-UHFFFAOYSA-N.svg)
2-Azanylidene-1-methyl-3-(phenylsulfonyl)dipyrido[1,2-e:4'',3''-f]pyrimidin-5-one
CAS 797772-28-2C18H14N4O3S
![3-(2,3-Dihydro-1,4-benzodioxin-3-yl)-6-(2-methoxyphenyl)-[1,2,4]triazolo[3,4-b][1,3,4]thiadiazole chemical structure, C18H14N4O3S, CAS 825605-26-3](/s/AQJBQNUUTXOYGL-UHFFFAOYSA-N.svg)
3-(2,3-Dihydro-1,4-benzodioxin-3-yl)-6-(2-methoxyphenyl)-[1,2,4]triazolo[3,4-b][1,3,4]thiadiazole
CAS 825605-26-3C18H14N4O3S
![7-[(3-Methoxyphenoxy)methyl]-3-phenyl-4H-[1,3,4]thiadiazolo[2,3-c][1,2,4]triazin-4-one chemical structure, C18H14N4O3S, CAS 892675-51-3](/s/KQUGRNAPTWJECQ-UHFFFAOYSA-N.svg)
7-[(3-Methoxyphenoxy)methyl]-3-phenyl-4H-[1,3,4]thiadiazolo[2,3-c][1,2,4]triazin-4-one
CAS 892675-51-3C18H14N4O3S
![(5E)-5-(3,4-Dimethoxybenzylidene)-2-(4-pyridinyl)[1,3]thiazolo[3,2-B][1,2,4]triazol-6(5H)-one chemical structure, C18H14N4O3S, CAS 606949-63-7](/s/UBISCKOBWFDSFS-XNTDXEJSSA-N.svg)
(5E)-5-(3,4-Dimethoxybenzylidene)-2-(4-pyridinyl)[1,3]thiazolo[3,2-B][1,2,4]triazol-6(5H)-one
CAS 606949-63-7C18H14N4O3S
![2-(4-Methylphenyl)-5-(3-nitrophenyl)-5,6-dihydro-[1,2,4]triazolo[5,1-b][1,3]thiazin-7-one chemical structure, C18H14N4O3S, CAS 433241-02-2](/s/HBUMYZBRQSSBIF-UHFFFAOYSA-N.svg)
2-(4-Methylphenyl)-5-(3-nitrophenyl)-5,6-dihydro-[1,2,4]triazolo[5,1-b][1,3]thiazin-7-one
CAS 433241-02-2C18H14N4O3S
![2-((2,5-Dimethylphenyl)amino)-10H-[1,3]dioxolo[4,5-g][1,3,4]thiadiazolo[2,3-b]quinazolin-10-one chemical structure, C18H14N4O3S, CAS 892283-34-0](/s/WNJXNKMEKULLLV-UHFFFAOYSA-N.svg)
2-((2,5-Dimethylphenyl)amino)-10H-[1,3]dioxolo[4,5-g][1,3,4]thiadiazolo[2,3-b]quinazolin-10-one
CAS 892283-34-0C18H14N4O3S
8-(3-Methoxy-4-(phenylsulfinyl)phenyl)pyrazolo(1,5-a)-1,3,5-triazin-4(3H)-one
CAS 117411-27-5C18H14N4O3S
![(7Z)-3-(1,3-Benzodioxol-5-yl)-7-(pyridin-3-ylmethylidene)-2,4-dihydro-[1,3]thiazolo[3,2-a][1,3,5]triazin-6-one chemical structure, C18H14N4O3S, CAS 380901-45-1](/s/XOCGHEBSWKOVDA-SOFYXZRVSA-N.svg)
(7Z)-3-(1,3-Benzodioxol-5-yl)-7-(pyridin-3-ylmethylidene)-2,4-dihydro-[1,3]thiazolo[3,2-a][1,3,5]triazin-6-one
CAS 380901-45-1C18H14N4O3S
![(7Z)-3-(1,3-Benzodioxol-5-yl)-7-(pyridin-4-ylmethylidene)-2,4-dihydro-[1,3]thiazolo[3,2-a][1,3,5]triazin-6-one chemical structure, C18H14N4O3S, CAS 381685-14-9](/s/SJZIAZPCOABGMT-APSNUPSMSA-N.svg)
(7Z)-3-(1,3-Benzodioxol-5-yl)-7-(pyridin-4-ylmethylidene)-2,4-dihydro-[1,3]thiazolo[3,2-a][1,3,5]triazin-6-one
CAS 381685-14-9C18H14N4O3S
N-(1,3-Benzodioxol-5-yl)-2-(6-pyridin-3-ylpyridazin-3-yl)sulfanylacetamide
CAS 872701-97-8C18H14N4O3S
![N-(2-(3-(Furan-2-yl)-6-oxopyridazin-1(6H)-yl)ethyl)benzo[d]thiazole-6-carboxamide chemical structure, C18H14N4O3S, CAS 1226438-28-3](/s/ATGHAFAEKHROIY-UHFFFAOYSA-N.svg)
N-(2-(3-(Furan-2-yl)-6-oxopyridazin-1(6H)-yl)ethyl)benzo[d]thiazole-6-carboxamide
CAS 1226438-28-3C18H14N4O3S
2-Benzamido-N-(2-carbamoylphenyl)thiazole-4-carboxamide
CAS 954621-20-6C18H14N4O3S
![Methyl 2-(benzylamino)-5-oxo-5H-[1,3,4]thiadiazolo[2,3-b]quinazoline-8-carboxylate chemical structure, C18H14N4O3S, CAS 896701-99-8](/s/PNJBGJXGUPNBMY-UHFFFAOYSA-N.svg)
Methyl 2-(benzylamino)-5-oxo-5H-[1,3,4]thiadiazolo[2,3-b]quinazoline-8-carboxylate
CAS 896701-99-8C18H14N4O3S
N-(1,3-Benzodioxol-5-yl)-2-(6-pyridin-4-ylpyridazin-3-yl)sulfanylacetamide
CAS 872701-98-9C18H14N4O3S
![6-(2,3-Dihydro-1,4-benzodioxin-3-yl)-3-(2-methoxyphenyl)-[1,2,4]triazolo[3,4-b][1,3,4]thiadiazole chemical structure, C18H14N4O3S, CAS 825605-78-5](/s/JERXGOVXQQDMTA-UHFFFAOYSA-N.svg)
6-(2,3-Dihydro-1,4-benzodioxin-3-yl)-3-(2-methoxyphenyl)-[1,2,4]triazolo[3,4-b][1,3,4]thiadiazole
CAS 825605-78-5C18H14N4O3S
![3-(2,3-Dihydro-1,4-benzodioxin-3-yl)-6-(3-methoxyphenyl)-[1,2,4]triazolo[3,4-b][1,3,4]thiadiazole chemical structure, C18H14N4O3S, CAS 825605-27-4](/s/XEJKFTHQOJLWED-UHFFFAOYSA-N.svg)
3-(2,3-Dihydro-1,4-benzodioxin-3-yl)-6-(3-methoxyphenyl)-[1,2,4]triazolo[3,4-b][1,3,4]thiadiazole
CAS 825605-27-4C18H14N4O3S
![3-(2,3-Dihydro-1,4-benzodioxin-3-yl)-6-(4-methoxyphenyl)-[1,2,4]triazolo[3,4-b][1,3,4]thiadiazole chemical structure, C18H14N4O3S, CAS 791806-16-1](/s/DCFGDHXKZFTWCV-UHFFFAOYSA-N.svg)
3-(2,3-Dihydro-1,4-benzodioxin-3-yl)-6-(4-methoxyphenyl)-[1,2,4]triazolo[3,4-b][1,3,4]thiadiazole
CAS 791806-16-1C18H14N4O3S
Quinolin-8-yl (1E)-N-(4-nitrophenyl)-2-oxopropanehydrazonothioate
CAS 312520-13-1C18H14N4O3S
![6-(2,3-Dihydro-1,4-benzodioxin-6-yl)-3-(2-methoxyphenyl)-[1,2,4]triazolo[3,4-b][1,3,4]thiadiazole chemical structure, C18H14N4O3S, CAS 825605-77-4](/s/GDGKIHLGSPICEC-UHFFFAOYSA-N.svg)
6-(2,3-Dihydro-1,4-benzodioxin-6-yl)-3-(2-methoxyphenyl)-[1,2,4]triazolo[3,4-b][1,3,4]thiadiazole
CAS 825605-77-4C18H14N4O3S
![3-(2,3-Dihydro-1,4-benzodioxin-3-yl)-6-(phenoxymethyl)-[1,2,4]triazolo[3,4-b][1,3,4]thiadiazole chemical structure, C18H14N4O3S, CAS 876712-37-7](/s/RETPLQPMEVHSRQ-UHFFFAOYSA-N.svg)
3-(2,3-Dihydro-1,4-benzodioxin-3-yl)-6-(phenoxymethyl)-[1,2,4]triazolo[3,4-b][1,3,4]thiadiazole
CAS 876712-37-7C18H14N4O3S
![6-(2,3-Dihydro-1,4-benzodioxin-3-yl)-3-(4-methoxyphenyl)-[1,2,4]triazolo[3,4-b][1,3,4]thiadiazole chemical structure, C18H14N4O3S, CAS 878429-82-4](/s/SZXZDANTZWPONJ-UHFFFAOYSA-N.svg)
6-(2,3-Dihydro-1,4-benzodioxin-3-yl)-3-(4-methoxyphenyl)-[1,2,4]triazolo[3,4-b][1,3,4]thiadiazole
CAS 878429-82-4C18H14N4O3S
- (7Z)-7-[(3-Nitrophenyl)methylidene]-3-phenyl-2,4-dihydro-[1,3]thiazolo[3,2-a][1,3,5]triazin-6-one381692-75-7C18H14N4O3S
- 6-(4-Methoxyphenyl)-2-((3-(thiophen-2-yl)-1,2,4-oxadiazol-5-yl)methyl)pyridazin-3(2H)-one1105247-80-0C18H14N4O3S
- Ethyl 5-(benzo[d]thiazole-2-carboxamido)pyrazolo[1,5-a]pyridine-3-carboxylate1396868-36-2C18H14N4O3S
- N-(4-(2-Carbamoylphenoxy)but-2-yn-1-yl)benzo[c][1,2,5]thiadiazole-5-carboxamide1448062-69-8C18H14N4O3S
- 6-(2,3-Dihydro-1,4-benzodioxin-6-yl)-3-(4-methoxyphenyl)-[1,2,4]triazolo[3,4-b][1,3,4]thiadiazole878429-78-8C18H14N4O3S
- Methyl 2-[(3-methylphenyl)amino]-5-oxo-5H-[1,3,4]thiadiazolo[2,3-b]quinazoline-8-carboxylate896703-32-5C18H14N4O3S
- N-[4-(2-Methyl-3-oxo-3,4-dihydro-2H-1,4-benzoxazin-6-yl)-1,3-thiazol-2-yl]pyridine-4-carboxamide1011655-45-0C18H14N4O3S
- 2-((3,5-Dimethylphenyl)amino)-10H-[1,3]dioxolo[4,5-g][1,3,4]thiadiazolo[2,3-b]quinazolin-10-one946354-69-4C18H14N4O3S
- 6-[(3-Methoxyphenyl)methyl]-3-(pyridin-2-yl)-4H,5H,6H,7H-[1,2]thiazolo[4,5-d]pyrimidine-5,7-dione1251624-45-9C18H14N4O3S
- 1,8-Naphthyridine-3-carboxamide, 1,2-dihydro-N-(4,5-dihydro-2-thiazolyl)-4-hydroxy-2-oxo-1-phenyl-138305-08-5C18H14N4O3S
- 2-(2-Oxo-2H-benzo[b][1,4]oxazin-4(3H)-yl)-N-(4-(pyridin-3-yl)thiazol-2-yl)acetamide1324093-16-4C18H14N4O3S
- 1-(2-((3-(Furan-2-yl)-1,2,4-oxadiazol-5-yl)methyl)phenyl)-3-(thiophen-2-yl)urea1797963-09-7C18H14N4O3S
- N-(2-((3-(Furan-2-yl)-1,2,4-oxadiazol-5-yl)methyl)phenyl)-2-methylthiazole-4-carboxamide1797181-52-2C18H14N4O3S
- 5-Methyl-N-(2-((3-(thiophen-2-yl)-1,2,4-oxadiazol-5-yl)methyl)phenyl)isoxazole-4-carboxamide1705278-15-4C18H14N4O3S
- 2-Hydroxy-N-(2-(4-oxothieno[3,2-d]pyrimidin-3(4H)-yl)ethyl)quinoline-4-carboxamide2034263-40-4C18H14N4O3S
- 2-(Ethylthio)-3-(4-nitrophenyl)-3H-pyrimido[5,4-b]indol-4(5H)-one536717-20-1C18H14N4O3S
- 1-(4,5-Dihydronaphtho[1,2-d]thiazol-2-yl)-3-(4-nitrophenyl)urea391868-16-9C18H14N4O3S
- 4-Nitro-N-(2-phenyl-4,6-dihydro-2H-thieno[3,4-c]pyrazol-3-yl)benzamide392253-58-6C18H14N4O3S
- N-(2-Nitrophenyl)-2-(6-phenylpyridazin-3-yl)sulfanylacetamide900008-65-3C18H14N4O3S
- N-[4-(4-Methyl-3-oxo-3,4-dihydro-2H-1,4-benzoxazin-6-yl)-1,3-thiazol-2-yl]pyridine-4-carboxamide1011911-18-4C18H14N4O3S
- Methyl 3-({7-methyl-5-oxo-5H-[1,3,4]thiadiazolo[2,3-b]quinazolin-2-yl}amino)benzoate1021223-25-5C18H14N4O3S
- 5-[(3,4-Dimethylphenyl)amino]-12,14-dioxa-4-thia-2,6,7-triazatetracyclo[7.7.0.0^{3,7}.0^{11,15}]hexadeca-1(16),2,5,9,11(15)-pentaen-8-one946241-81-2C18H14N4O3S
- 1-((3-(Thiophen-2-yl)-1,2,4-oxadiazol-5-yl)methyl)-4-(o-tolyl)pyrazine-2,3(1H,4H)-dione1251635-54-7C18H14N4O3S
- 6-(4-Methoxybenzyl)-3-(2-pyridyl)isothiazolo[4,5-d]pyrimidine-5,7(4H,6H)-dione1251572-81-2C18H14N4O3S
- 2-(3-(Furan-2-yl)-6-oxopyridazin-1(6H)-yl)-N-(2-methylbenzo[d]thiazol-5-yl)acetamide1251682-08-2C18H14N4O3S
- 7-(2,4-Dimethoxyphenyl)-3-phenyl-4H-[1,3,4]thiadiazolo[2,3-c][1,2,4]triazin-4-one921084-21-1C18H14N4O3S
- 2-[7-(Furan-2-yl)-2-methyl-4-oxo-4H,5H-[1,3]thiazolo[4,5-d]pyridazin-5-yl]-N-phenylacetamide946265-38-9C18H14N4O3S
- 2-(Benzo[d]oxazol-2-ylthio)-N-((3-phenyl-1,2,4-oxadiazol-5-yl)methyl)acetamide1207007-20-2C18H14N4O3S
- N-(4-(Furan-2-yl)thiazol-2-yl)-3-(4-oxoquinazolin-3(4H)-yl)propanamide1206986-29-9C18H14N4O3S
- N-(5-(2,5-Dimethylfuran-3-yl)-1,3,4-oxadiazol-2-yl)-2-phenylthiazole-4-carboxamide1334368-74-9C18H14N4O3S
- 1-Methyl-N-(2-methyl-1,3-dioxo-2,3-dihydro-1H-isoindol-5-yl)-3-(thiophen-2-yl)-1H-pyrazole-5-carboxamide1630905-27-9C18H14N4O3S
- N-(2-(2,4-Dioxo-1,2-dihydropyrido[2,3-d]pyrimidin-3(4H)-yl)ethyl)benzo[b]thiophene-2-carboxamide2034412-87-6C18H14N4O3S
- N-(1-Cyanocyclopropyl)-3-[(furan-2-yl)methyl]-4-oxo-2-sulfanyl-3,4-dihydroquinazoline-7-carboxamide1808757-43-8C18H14N4O3S
- Benzo[d]thiazol-6-yl(3-(5-(furan-2-yl)-1,2,4-oxadiazol-3-yl)pyrrolidin-1-yl)methanone2034283-71-9C18H14N4O3S
- 3-(1-Benzofuran-2-yl)-4-methyl-5-[(4-nitrophenyl)methylsulfanyl]-1,2,4-triazole839693-18-4C18H14N4O3S
- N-(5-(4-Methoxybenzyl)-1,3,4-oxadiazol-2-yl)benzo[d]thiazole-2-carboxamide954673-01-9C18H14N4O3S
- 5-Phenoxycarbonyloxy-1-formylisoquinoline thiosemicarbazone37102-50-4C18H14N4O3S
- 4(5H)-Thiazolone, 2-((5-(4-methoxyphenyl)-1,3,4-oxadiazol-2-yl)amino)-5-phenyl-199339-10-1C18H14N4O3S
- 3-Cyclopropyl-1-{[3-(thiophen-2-yl)-1,2,4-oxadiazol-5-yl]methyl}-1,2,3,4-tetrahydroquinazoline-2,4-dione2640874-45-7C18H14N4O3S
- N-[(2-Methylquinolin-8-yl)carbamothioyl]-2-nitrobenzamide792946-96-4C18H14N4O3S
- 6-{2-[(4-Phenyl-4H-1,2,4-triazol-3-yl)sulfanyl]acetyl}-3,4-dihydro-2H-1,4-benzoxazin-3-one784184-03-8C18H14N4O3S
- 3-[6-(2,3-Dihydro-1,4-benzodioxin-2-yl)[1,2,4]triazolo[3,4-b][1,3,4]thiadiazol-3-yl]phenyl methyl ether947949-79-3C18H14N4O3S
- 4-Azido-3,4-dihydro-1-[(4-methylphenyl)sulfonyl]benz[cd]indol-5(1H)-one40380-69-6C18H14N4O3S
- N-[5-Methyl-4-(3-oxo-4H-1,4-benzoxazin-6-yl)-1,3-thiazol-2-yl]pyridine-4-carboxamide942699-57-2C18H14N4O3S
- 1-Benzyl-4-[(3-thiophen-2-yl-1,2,4-oxadiazol-5-yl)methyl]pyrazine-2,3-dione2379975-79-6C18H14N4O3S
- 4-{[1-(Quinoline-8-sulfonyl)azetidin-3-yl]oxy}pyridine-2-carbonitrile2770634-57-4C18H14N4O3S
Frequently asked questions
What is the molar mass of C18H14N4O3S?
The molar mass of C18H14N4O3S is 366.39 g/mol, calculated from standard atomic weights for 18 carbon atoms, 14 hydrogen atoms, 4 nitrogen atoms, 3 oxygen atoms and 1 sulfur atom. The monoisotopic mass is 366.0787 Da.
How many compounds have the formula C18H14N4O3S?
CompoundList lists 70 compounds with the molecular formula C18H14N4O3S, including 1-[(E)-[5-(3-Nitrophenyl)furan-2-yl]methylideneamino]-3-phenylthiourea, As-602868, Methyl 5-[(3-phenyl-[1,2,4]triazolo[4,3-b]pyridazin-6-yl)sulfanylmethyl]furan-2-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 C18H14N4O3S?
C18H14N4O3S has a degree of unsaturation of 14. 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.