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Molecular formula

C5H9N5O2

39 compounds have this formula on CompoundList.

Molar mass
171.16g/mol
Monoisotopic mass
171.0756Da
Atoms
21
Elements
4
Rings plus double bonds
4

The formula C5H9N5O2 describes a molecule made of 5 carbon atoms, 9 hydrogen atoms, 5 nitrogen atoms and 2 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 × 535.09%
    12.011 × 5 = 60.055 g/mol
  • H Hydrogen × 95.30%
    1.008 × 9 = 9.072 g/mol
  • N Nitrogen × 540.92%
    14.007 × 5 = 70.035 g/mol
  • O Oxygen × 218.69%
    15.999 × 2 = 31.998 g/mol
Look up another formula

Compounds with the formula C5H9N5O2

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

Showing 1 to 39 of 39 compounds

Ethyl (5-amino-1H-tetrazol-1-yl)acetate chemical structure, C5H9N5O2, CAS 21744-57-0
Ethyl (5-amino-1H-tetrazol-1-yl)acetate
CAS 21744-57-0C5H9N5O2
5-Hydrazino-1,3-dimethyl-4-nitro-1H-pyrazole chemical structure, C5H9N5O2, CAS 66971-55-9
5-Hydrazino-1,3-dimethyl-4-nitro-1H-pyrazole
CAS 66971-55-9C5H9N5O2
4-Amino-N-(2-aminoethyl)-1,2,5-oxadiazole-3-carboxamide chemical structure, C5H9N5O2, CAS 329922-36-3
4-Amino-N-(2-aminoethyl)-1,2,5-oxadiazole-3-carboxamide
CAS 329922-36-3C5H9N5O2
2-[(4,6-Diamino-1,3,5-triazin-2-yl)oxy]ethanol chemical structure, C5H9N5O2, CAS 84522-07-6
2-[(4,6-Diamino-1,3,5-triazin-2-yl)oxy]ethanol
CAS 84522-07-6C5H9N5O2
Ethyl (5-aminotetrazol-2-yl)acetate chemical structure, C5H9N5O2, CAS 21744-50-3
Ethyl (5-aminotetrazol-2-yl)acetate
CAS 21744-50-3C5H9N5O2
alpha,3-Diamino-1H-1,2,4-triazole-1-propanoic acid chemical structure, C5H9N5O2, CAS 2990-18-3
alpha,3-Diamino-1H-1,2,4-triazole-1-propanoic acid
CAS 2990-18-3C5H9N5O2
2-Cyanobutanedihydrazide chemical structure, C5H9N5O2, CAS 90801-45-9
2-Cyanobutanedihydrazide
CAS 90801-45-9C5H9N5O2
6-Hydrazinyl-2,4-dimethyl-2,3,4,5-tetrahydro-1,2,4-triazine-3,5-dione chemical structure, C5H9N5O2, CAS 54317-65-6
6-Hydrazinyl-2,4-dimethyl-2,3,4,5-tetrahydro-1,2,4-triazine-3,5-dione
CAS 54317-65-6C5H9N5O2
4H-1,2,4-Triazole-3-carboximidamide, acetic acid chemical structure, C5H9N5O2, CAS 1803591-89-0
4H-1,2,4-Triazole-3-carboximidamide, acetic acid
CAS 1803591-89-0C5H9N5O2
2-Hydrazino-4,6-dimethoxy-1,3,5-triazine chemical structure, C5H9N5O2, CAS 13882-61-6
2-Hydrazino-4,6-dimethoxy-1,3,5-triazine
CAS 13882-61-6C5H9N5O2
2-Amino-4-(1H-1,2,3,4-tetrazol-5-yl)butanoic acid chemical structure, C5H9N5O2, CAS 406-01-9
2-Amino-4-(1H-1,2,3,4-tetrazol-5-yl)butanoic acid
CAS 406-01-9C5H9N5O2
(2S)-2-Amino-4-(1H-1,2,3,4-tetrazol-5-yl)butanoic acid chemical structure, C5H9N5O2, CAS 65914-80-9
(2S)-2-Amino-4-(1H-1,2,3,4-tetrazol-5-yl)butanoic acid
CAS 65914-80-9C5H9N5O2
3-Hydrazinyl-1,5-dimethyl-4-nitro-1H-pyrazole chemical structure, C5H9N5O2, CAS 209971-95-9
3-Hydrazinyl-1,5-dimethyl-4-nitro-1H-pyrazole
CAS 209971-95-9C5H9N5O2
(2S)-2-Amino-3-(2-methyl-2H-1,2,3,4-tetrazol-5-yl)propanoic acid chemical structure, C5H9N5O2, CAS 1069984-43-5
(2S)-2-Amino-3-(2-methyl-2H-1,2,3,4-tetrazol-5-yl)propanoic acid
CAS 1069984-43-5C5H9N5O2
2-[5-(Dimethylamino)-1H-1,2,3,4-tetrazol-1-yl]acetic acid chemical structure, C5H9N5O2, CAS 1824097-66-6
2-[5-(Dimethylamino)-1H-1,2,3,4-tetrazol-1-yl]acetic acid
CAS 1824097-66-6C5H9N5O2
Ethyl 4,5-diamino-4H-1,2,4-triazole-3-carboxylate chemical structure, C5H9N5O2, CAS 1515417-70-5
Ethyl 4,5-diamino-4H-1,2,4-triazole-3-carboxylate
CAS 1515417-70-5C5H9N5O2
2-Amino-4-(1H-1,2,3,4-tetrazol-1-yl)butanoic acid chemical structure, C5H9N5O2, CAS 1822426-38-9
2-Amino-4-(1H-1,2,3,4-tetrazol-1-yl)butanoic acid
CAS 1822426-38-9C5H9N5O2
Methyl (3,5-diamino-1H-1,2,4-triazol-1-yl)acetate chemical structure, C5H9N5O2, CAS 62176-95-8
Methyl (3,5-diamino-1H-1,2,4-triazol-1-yl)acetate
CAS 62176-95-8C5H9N5O2
4-Amino-4-(1H-1,2,3,4-tetrazol-5-yl)butanoic acid chemical structure, C5H9N5O2, CAS 90801-47-1
4-Amino-4-(1H-1,2,3,4-tetrazol-5-yl)butanoic acid
CAS 90801-47-1C5H9N5O2
Ethyl 2-amino-2-(2H-1,2,3,4-tetrazol-5-yl)acetate chemical structure, C5H9N5O2, CAS 327052-41-5
Ethyl 2-amino-2-(2H-1,2,3,4-tetrazol-5-yl)acetate
CAS 327052-41-5C5H9N5O2
6-Ethyl-N~2~,N~4~-dihydroxy-1,3,5-triazine-2,4-diamine chemical structure, C5H9N5O2, CAS 94491-38-0
6-Ethyl-N~2~,N~4~-dihydroxy-1,3,5-triazine-2,4-diamine
CAS 94491-38-0C5H9N5O2
6-[(2-Aminoethyl)amino]-1,3,5-triazine-2,4(1H,3H)-dione chemical structure, C5H9N5O2, CAS 61799-47-1
6-[(2-Aminoethyl)amino]-1,3,5-triazine-2,4(1H,3H)-dione
CAS 61799-47-1C5H9N5O2
4-Amino-3-(1H-1,2,3,4-tetrazol-5-yl)butanoic acid chemical structure, C5H9N5O2, CAS 1785489-60-2
4-Amino-3-(1H-1,2,3,4-tetrazol-5-yl)butanoic acid
CAS 1785489-60-2C5H9N5O2
2-Amino-3-(1-methyl-1H-1,2,3,4-tetrazol-5-yl)propanoic acid chemical structure, C5H9N5O2, CAS 1779733-66-2
2-Amino-3-(1-methyl-1H-1,2,3,4-tetrazol-5-yl)propanoic acid
CAS 1779733-66-2C5H9N5O2

Frequently asked questions

What is the molar mass of C5H9N5O2?

The molar mass of C5H9N5O2 is 171.16 g/mol, calculated from standard atomic weights for 5 carbon atoms, 9 hydrogen atoms, 5 nitrogen atoms and 2 oxygen atoms. The monoisotopic mass is 171.0756 Da.

How many compounds have the formula C5H9N5O2?

CompoundList lists 39 compounds with the molecular formula C5H9N5O2, including Ethyl (5-amino-1H-tetrazol-1-yl)acetate, 5-Hydrazino-1,3-dimethyl-4-nitro-1H-pyrazole, 4-Amino-N-(2-aminoethyl)-1,2,5-oxadiazole-3-carboxamide. 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 C5H9N5O2?

C5H9N5O2 has a degree of unsaturation of 4. 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.