Molecular formula

C₁₉H₂₁N₅S

21 compounds have this formula on CompoundList.

Molar mass: 351.47g/mol
Monoisotopic mass: 351.1518Da
Atoms: 46
Elements: 4
Rings plus double bonds: 12

The formula C19H21N5S describes a molecule made of 19 carbon atoms, 21 hydrogen atoms, 5 nitrogen 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 × 1964.93%
12.011 × 19 = 228.209 g/mol
H Hydrogen × 216.02%
1.008 × 21 = 21.168 g/mol
N Nitrogen × 519.93%
14.007 × 5 = 70.035 g/mol
S Sulfur × 19.12%
32.06 × 1 = 32.060 g/mol

Look up another formula

Compounds with the formula C19H21N5S

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

Showing 1 to 21 of 21 compounds

9-(4-Pentyn-1-yl)-8-[(2,4,6-trimethylphenyl)thio]-9H-purin-6-amine

CAS 1454619-17-0C₁₉H₂₁N₅S

$10-Methyl-12-[4-(pyridin-2-yl)piperazin-1-yl]-7-thia-9,11-diazatricyclo[6.4.0.0^{2,6}]dodeca-1(8),2(6),9,11-tetraene chemical structure, C19H21N5S, CAS 670270-20-9$

10-Methyl-12-[4-(pyridin-2-yl)piperazin-1-yl]-7-thia-9,11-diazatricyclo[6.4.0.0^{2,6}]dodeca-1(8),2(6),9,11-tetraene

CAS 670270-20-9C₁₉H₂₁N₅S

N''-Cyclohexyl-N-quinolin-4(1H)-ylidene-N'-1,3-thiazol-2-ylguanidine

CAS 71079-76-0C₁₉H₂₁N₅S

Guanidine, 1-cyclopentyl-2-(2-methyl-4-quinolyl)-3-(2-thiazolyl)-

CAS 71079-57-7C₁₉H₂₁N₅S

4-(4-(4-Methylpiperazin-1-yl)-6-(thiophen-2-yl)pyrimidin-2-yl)aniline

CAS 832076-05-8C₁₉H₂₁N₅S

2-(4-Methylphenyl)-4-[(4-pyrimidin-2-ylpiperazin-1-yl)methyl]-1,3-thiazole

CAS 896213-05-1C₁₉H₂₁N₅S

2-[3-(3-Piperidin-1-ylpyrazin-2-yl)azetidin-1-yl]-1,3-benzothiazole

CAS 1349869-29-9C₁₉H₂₁N₅S

2-Cyclopropyl-1-{1-[6-methyl-2-(methylsulfanyl)pyrimidin-4-yl]azetidin-3-yl}-1H-1,3-benzodiazole

CAS 2549035-18-7C₁₉H₂₁N₅S

5,6-Bis[4-(dimethylamino)phenyl]-1,2,4-triazine-3(2H)-thione

CAS 59663-54-6C₁₉H₂₁N₅S

1-{Pyrido[2,3-d]pyrimidin-4-yl}-4-{4H,5H,6H,7H-thieno[3,2-c]pyridin-5-yl}piperidine

CAS 2379987-56-9C₁₉H₂₁N₅S

3-{4-[(2-Methyl-1,3-thiazol-4-yl)methyl]piperazin-1-yl}-6-phenylpyridazine

CAS 2380088-58-2C₁₉H₂₁N₅S

2-[4-(6-Cyclopropyl-2-methylpyrimidin-4-yl)piperazin-1-yl]-1,3-benzothiazole

CAS 2548994-01-8C₁₉H₂₁N₅S

2-[4-(2-Cyclopropyl-6-methylpyrimidin-4-yl)piperazin-1-yl]-1,3-benzothiazole

CAS 2549005-62-9C₁₉H₂₁N₅S

2-[4-(6-Cyclopropylpyrimidin-4-yl)piperazin-1-yl]-4-methyl-1,3-benzothiazole

CAS 2640949-97-7C₁₉H₂₁N₅S

2-[4-(6-Cyclobutylpyrimidin-4-yl)piperazin-1-yl]-1,3-benzothiazole

CAS 2640865-64-9C₁₉H₂₁N₅S

4-[4-(1,3-Benzothiazol-2-yl)piperazin-1-yl]-5,6,7,8-tetrahydroquinazoline

CAS 2640815-29-6C₁₉H₂₁N₅S

3-Methyl-6-{4-[(2-phenyl-1,3-thiazol-4-yl)methyl]piperazin-1-yl}pyridazine

CAS 2741919-96-8C₁₉H₂₁N₅S

4-Methyl-6-{4-[(2-phenyl-1,3-thiazol-4-yl)methyl]piperazin-1-yl}pyrimidine

CAS 2741929-86-0C₁₉H₂₁N₅S

2-{5-[(2-Cyclopropyl-1,3-thiazol-4-yl)methyl]-octahydropyrrolo[3,4-c]pyrrol-2-yl}pyridine-3-carbonitrile

CAS 2742018-90-0C₁₉H₂₁N₅S

N-(3-Acetamidophenyl)-2-{4-[(quinolin-6-yl)methyl]piperazin-1-yl}acetamide

CAS 3054541-30-6C₁₉H₂₁N₅S

1-({4-[2-(Methylsulfanyl)pyrimidin-4-yl]piperazin-1-yl}methyl)isoquinoline

CAS 3054544-39-4C₁₉H₂₁N₅S

Frequently asked questions

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What is the molar mass of C19H21N5S?

The molar mass of C19H21N5S is 351.47 g/mol, calculated from standard atomic weights for 19 carbon atoms, 21 hydrogen atoms, 5 nitrogen atoms and 1 sulfur atom. The monoisotopic mass is 351.1518 Da.

How many compounds have the formula C19H21N5S?

CompoundList lists 21 compounds with the molecular formula C19H21N5S, including 9-(4-Pentyn-1-yl)-8-[(2,4,6-trimethylphenyl)thio]-9H-purin-6-amine, 10-Methyl-12-[4-(pyridin-2-yl)piperazin-1-yl]-7-thia-9,11-diazatricyclo[6.4.0.0^{2,6}]dodeca-1(8),2(6),9,11-tetraene, N''-Cyclohexyl-N-quinolin-4(1H)-ylidene-N'-1,3-thiazol-2-ylguanidine. 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 C19H21N5S?

C19H21N5S 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.