Molecular formula

C₂₁H₂₇N₅O₅

19 compounds have this formula on CompoundList.

Molar mass: 429.48g/mol
Monoisotopic mass: 429.2012Da
Atoms: 58
Elements: 4
Rings plus double bonds: 11

The formula C21H27N5O5 describes a molecule made of 21 carbon atoms, 27 hydrogen atoms, 5 nitrogen atoms and 5 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 × 2158.73%
12.011 × 21 = 252.231 g/mol
H Hydrogen × 276.34%
1.008 × 27 = 27.216 g/mol
N Nitrogen × 516.31%
14.007 × 5 = 70.035 g/mol
O Oxygen × 518.63%
15.999 × 5 = 79.995 g/mol

Look up another formula

Compounds with the formula C21H27N5O5

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

Showing 1 to 19 of 19 compounds

Hippuryl-L-histidyl-L-leucine

CAS 31373-65-6C₂₁H₂₇N₅O₅

7-(2-Hydroxy-3-(4-methoxyphenoxy)propyl)-3-methyl-8-(piperidin-1-yl)-1H-purine-2,6(3H,7H)-dione

CAS 313551-75-6C₂₁H₂₇N₅O₅

Cyclo(glycyl-prolyl-phenylalanyl-glycyl-alanyl)

CAS 75929-67-8C₂₁H₂₇N₅O₅

(I(2)R)-I(2)-Amino-I(2)-methyl-4-[4-[(7-nitro-2,1,3-benzoxadiazol-4-yl)amino]butoxy]benzenebutanol

CAS 873302-87-5C₂₁H₂₇N₅O₅

Thalidomide-Piperazine-PEG1-NH2

CAS 2357111-29-4C₂₁H₂₇N₅O₅

9-(2,4-Dimethoxyphenyl)-3-(2-methoxyethyl)-1,7-dimethyl-7,8-dihydro-6H-purino[7,8-a]pyrimidine-2,4-dione

CAS 877617-93-1C₂₁H₂₇N₅O₅

9-(2,4-Dimethoxyphenyl)-3-(2-ethoxyethyl)-1-methyl-6,7,8,9-tetrahydropyrimido[2,1-f]purine-2,4(1H,3H)-dione

CAS 877617-04-4C₂₁H₂₇N₅O₅

Ethyl 4-(4-(3-methoxy-1-methyl-1H-pyrazole-4-carboxamido)benzamido)piperidine-1-carboxylate

CAS 1207005-32-0C₂₁H₂₇N₅O₅

7-(3-(3,4-Dimethylphenoxy)-2-hydroxypropyl)-3-methyl-8-morpholino-1H-purine-2,6(3H,7H)-dione

CAS 879071-60-0C₂₁H₂₇N₅O₅

Trimetrexate monoacetate

CAS 52128-36-6C₂₁H₂₇N₅O₅

7-(3-(3-Ethylphenoxy)-2-hydroxypropyl)-3-methyl-8-morpholino-1H-purine-2,6(3H,7H)-dione

CAS 941937-09-3C₂₁H₂₇N₅O₅

9-(2,5-Dimethoxyphenyl)-3-(2-methoxyethyl)-1,7-dimethyl-6,7,8,9-tetrahydropyrimido[2,1-f]purine-2,4(1H,3H)-dione

CAS 923470-87-5C₂₁H₂₇N₅O₅

Thalidomide-NH-amido-C6-NH2

CAS 2763827-13-8C₂₁H₂₇N₅O₅

9-[5-o-(Tricyclo[3.3.1.13,7]dec-1-ylcarbonyl)pentofuranosyl]-9H-purin-6-amine

CAS 63248-75-9C₂₁H₂₇N₅O₅

9-(2,5-Dimethoxyphenyl)-3-(3-hydroxypropyl)-1,7-dimethyl-6,7,8,9-tetrahydropyrimido[2,1-f]purine-2,4(1H,3H)-dione

CAS 923447-52-3C₂₁H₂₇N₅O₅

4-{4-[2-(2-Aminoethoxy)ethyl]piperazin-1-yl}-2-(2,6-dioxopiperidin-3-yl)-2,3-dihydro-1H-isoindole-1,3-dione

CAS 2694722-69-3C₂₁H₂₇N₅O₅

2-[(5-Phenylpentyl)oxy]-adenosine

CAS 131865-82-2C₂₁H₂₇N₅O₅

Benzoylglycyl-d-histidyl-l-leucine

CAS 1217598-48-5C₂₁H₂₇N₅O₅

2-(6-Aminohexylamino)-N-[2-(2,6-dioxo-3-piperidyl)-1,3-dioxo-isoindolin-4-yl]acetamide

CAS 2743439-04-3C₂₁H₂₇N₅O₅

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What is the molar mass of C21H27N5O5?

The molar mass of C21H27N5O5 is 429.48 g/mol, calculated from standard atomic weights for 21 carbon atoms, 27 hydrogen atoms, 5 nitrogen atoms and 5 oxygen atoms. The monoisotopic mass is 429.2012 Da.

How many compounds have the formula C21H27N5O5?

CompoundList lists 19 compounds with the molecular formula C21H27N5O5, including Hippuryl-L-histidyl-L-leucine, 7-(2-Hydroxy-3-(4-methoxyphenoxy)propyl)-3-methyl-8-(piperidin-1-yl)-1H-purine-2,6(3H,7H)-dione, Cyclo(glycyl-prolyl-phenylalanyl-glycyl-alanyl). 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 C21H27N5O5?

C21H27N5O5 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.