Molecular formula

C₁₈H₂₁N₅OS₂

38 compounds have this formula on CompoundList.

Molar mass: 387.52g/mol
Monoisotopic mass: 387.1188Da
Atoms: 47
Elements: 5
Rings plus double bonds: 11

The formula C18H21N5OS2 describes a molecule made of 18 carbon atoms, 21 hydrogen atoms, 5 nitrogen atoms, 1 oxygen atom and 2 sulfur 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 × 1855.79%
12.011 × 18 = 216.198 g/mol
H Hydrogen × 215.46%
1.008 × 21 = 21.168 g/mol
N Nitrogen × 518.07%
14.007 × 5 = 70.035 g/mol
O Oxygen × 14.13%
15.999 × 1 = 15.999 g/mol
S Sulfur × 216.55%
32.06 × 2 = 64.120 g/mol

Look up another formula

Compounds with the formula C18H21N5OS2

Isomers we list, best known first. Open one to see its structure, properties, safety data and suppliers.

Showing 1 to 38 of 38 compounds

N-(4-(Dimethylamino)phenyl)-2-((4-ethyl-5-(2-thienyl)-4H-1,2,4-triazol-3-yl)sulfanyl)acetamide

CAS 618412-18-3C₁₈H₂₁N₅OS₂

1-Benzothiazol-2-yl-piperidine-4-carboxylic acid (5-isopropyl-[1,3,4]thiadiazol-2-yl)-amide

CAS 606104-27-2C₁₈H₂₁N₅OS₂

1-Piperidin-1-yl-2-[(3-thiophen-2-yl-[1,2,4]triazolo[4,3-b]pyridazin-6-yl)sulfanyl]butan-1-one

CAS 1482305-44-1C₁₈H₂₁N₅OS₂

N-(1-Cyanocyclopentyl)-2-((5-((4-ethylphenyl)amino)-1,3,4-thiadiazol-2-yl)thio)acetamide

CAS 863420-46-6C₁₈H₂₁N₅OS₂

2-[[5-Butylsulfanyl-4-(4-methoxyphenyl)-1,2,4-triazol-3-yl]methylsulfanyl]pyrimidine

CAS 868221-41-4C₁₈H₂₁N₅OS₂

N-(1-Cyanocyclohexyl)-2-{[4-cyclopropyl-5-(thiophen-2-yl)-4H-1,2,4-triazol-3-yl]sulfanyl}acetamide

CAS 876394-33-1C₁₈H₂₁N₅OS₂

6-Methyl-4-(thiomorpholin-4-yl)-N-[2-(thiophen-2-yl)ethyl]pyrazolo[1,5-a]pyrazine-2-carboxamide

CAS 1775527-28-0C₁₈H₂₁N₅OS₂

2-(((4-(4-Ethoxyphenyl)-5-(propylthio)-4H-1,2,4-triazol-3-yl)methyl)thio)pyrimidine

CAS 868221-51-6C₁₈H₂₁N₅OS₂

(1-Ethyl-1H-pyrazol-3-yl)(4-(6-(methylthio)benzo[d]thiazol-2-yl)piperazin-1-yl)methanone

CAS 1170611-78-5C₁₈H₂₁N₅OS₂

N-(1-Cyano-1-cyclopropylethyl)-2-((5-((2,3-dimethylphenyl)amino)-1,3,4-thiadiazol-2-yl)thio)acetamide

CAS 796076-45-4C₁₈H₂₁N₅OS₂

(1,4-Dimethyl-1H-pyrazol-5-yl)(4-(6-(methylthio)benzo[d]thiazol-2-yl)piperazin-1-yl)methanone

CAS 1206995-73-4C₁₈H₂₁N₅OS₂

2-(4-(5-Methyl-1,3,4-thiadiazol-2-yl)piperidin-1-yl)-N-(6-methylbenzo[d]thiazol-2-yl)acetamide

CAS 1331213-99-0C₁₈H₂₁N₅OS₂

tert-Butyl 5-amino-2-methylthio-4(3-aminophenyl)-thieno[2,3-d]pyrimidine-6-carboxamide

CAS 301847-69-8C₁₈H₂₁N₅OS₂

2-[[4-(4-Ethoxyphenyl)-5-propan-2-ylsulfanyl-1,2,4-triazol-3-yl]methylsulfanyl]pyrimidine

CAS 868221-52-7C₁₈H₂₁N₅OS₂

2-[[5-Ethylsulfanyl-4-(4-methoxyphenyl)-1,2,4-triazol-3-yl]methylsulfanyl]-4,6-dimethylpyrimidine

CAS 868222-17-7C₁₈H₂₁N₅OS₂

2-[[4-(4-Ethoxyphenyl)-5-methylsulfanyl-1,2,4-triazol-3-yl]methylsulfanyl]-4,6-dimethylpyrimidine

CAS 868222-24-6C₁₈H₂₁N₅OS₂

Acetamide,N-cyclopropyl-2-[(8,9,10,11-tetrahydro-5,9-dimethyl[1]benzothieno[3,2-E]-1,2,4-triazolo[4,3-C]pyrimidin-3-yl)thio]-

CAS 606113-38-6C₁₈H₂₁N₅OS₂

N-(1-Cyanocyclohexyl)-2-((5-(p-tolylamino)-1,3,4-thiadiazol-2-yl)thio)acetamide

CAS 863412-93-5C₁₈H₂₁N₅OS₂

N-(1-Cyanocyclohexyl)-2-((5-(o-tolylamino)-1,3,4-thiadiazol-2-yl)thio)acetamide

CAS 863412-36-6C₁₈H₂₁N₅OS₂

N-(1-Cyanocyclopentyl)-2-((5-((2,3-dimethylphenyl)amino)-1,3,4-thiadiazol-2-yl)thio)acetamide

CAS 863414-15-7C₁₈H₂₁N₅OS₂

(4-(4-Methylbenzo[d]thiazol-2-yl)piperazin-1-yl)(4-propyl-1,2,3-thiadiazol-5-yl)methanone

CAS 1203323-09-4C₁₈H₂₁N₅OS₂

1-(4-(2-(1H-Pyrazol-1-yl)ethyl)piperazin-1-yl)-2-(benzo[d]thiazol-2-ylthio)ethanone

CAS 1334375-50-6C₁₈H₂₁N₅OS₂

2-{[4-Amino-5-(thiophen-2-yl)-4H-1,2,4-triazol-3-yl]sulfanyl}-N-(4-butylphenyl)acetamide

CAS 886928-28-5C₁₈H₂₁N₅OS₂

$12-[(1-Methyl-1H-imidazol-2-yl)sulfanyl]-10-[(morpholin-4-yl)methyl]-7-thia-9,11-diazatricyclo[6.4.0.0^{2,6}]dodeca-1(12),2(6),8,10-tetraene chemical structure, C18H21N5OS2, CAS 920713-33-3$

12-[(1-Methyl-1H-imidazol-2-yl)sulfanyl]-10-[(morpholin-4-yl)methyl]-7-thia-9,11-diazatricyclo[6.4.0.0^{2,6}]dodeca-1(12),2(6),8,10-tetraene

CAS 920713-33-3C₁₈H₂₁N₅OS₂

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What is the molar mass of C18H21N5OS2?

The molar mass of C18H21N5OS2 is 387.52 g/mol, calculated from standard atomic weights for 18 carbon atoms, 21 hydrogen atoms, 5 nitrogen atoms, 1 oxygen atom and 2 sulfur atoms. The monoisotopic mass is 387.1188 Da.

How many compounds have the formula C18H21N5OS2?

CompoundList lists 38 compounds with the molecular formula C18H21N5OS2, including N-(4-(Dimethylamino)phenyl)-2-((4-ethyl-5-(2-thienyl)-4H-1,2,4-triazol-3-yl)sulfanyl)acetamide, 1-Benzothiazol-2-yl-piperidine-4-carboxylic acid (5-isopropyl-[1,3,4]thiadiazol-2-yl)-amide, 1-Piperidin-1-yl-2-[(3-thiophen-2-yl-[1,2,4]triazolo[4,3-b]pyridazin-6-yl)sulfanyl]butan-1-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 C18H21N5OS2?

C18H21N5OS2 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.