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Molecular Weight of Spiro[3.5]nonan-1-one (C9H14O)

Identification of Spiro[3.5]nonan-1-one Chemical Compound

2D chemical structure image of Spiro[3.5]nonan-1-one
Chemical Formula C9H14O
Molecular Weight 138.20686 g/mol
IUPAC Name spiro[3.5]nonan-1-one
SMILES String O=C1CCC12CCCCC2
InChI InChI=1S/C9H14O/c10-8-4-7-9(8)5-2-1-3-6-9/h1-7H2
InChIKey VSVWEBBNJPKUNO-UHFFFAOYSA-N

Molecular Weight Description

The Spiro[3.5]nonan-1-one molecule consists of 14 Hydrogen atom(s), 9 Carbon atom(s), and 1 Oxygen atom(s) - a total of 24 atom(s). The molecular weight of Spiro[3.5]nonan-1-one is determined by the sum of the atomic weights of each constituent element multiplied by the number of atoms, which is calculated to be:

$$ 138.20686 · \frac{g}{mol} $$

The exact term of the above molecular weight is “molar mass”, which is based on the atomic mass of each element. Molecular weight is actually an older term of “relative molar mass” or “molecular mass”, which is a dimensionless quantity equal to the molar mass divided by the molar mass constant defined by 1 g/mol.

Molecular masses are calculated from the standard atomic weights of each nuclide, while molar masses are calculated from the atomic mass of each element. The atomic mass takes into account the isotopic distribution of the element in a given sample.

3D chemical structure image of Spiro[3.5]nonan-1-one
Ball-and-stick model of Spiro[3.5]nonan-1-one

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Additional Information for Identifying Spiro[3.5]nonan-1-one Molecule


  • InChI (IUPAC International Chemical Identifier) information of Spiro[3.5]nonan-1-one

    In addition to the molecular weight information, the structural information of Spiro[3.5]nonan-1-one in a textual expression is available via InChi. The full standard InChI of Spiro[3.5]nonan-1-one is given below:

    InChI=1S/C9H14O/c10-8-4-7-9(8)5-2-1-3-6-9/h1-7H2

    It can provide a way to encode the molecular information of Spiro[3.5]nonan-1-one to facilitate the search for the compound information in databases and on the web.

    The condensed, 27 character standard InChIKey (hashed version of the full standard InChI) of Spiro[3.5]nonan-1-one is:

    InChIKey=VSVWEBBNJPKUNO-UHFFFAOYSA-N

    It may allow easier web searches for Spiro[3.5]nonan-1-one. The InChIKey, however, needs to be linked to the full InChI as well in order to get back to the original structure of the Spiro[3.5]nonan-1-one as the full standard InChI cannot be reconstructed from the InChIKey.

  • Other names (synonyms) or registry numbers of Spiro[3.5]nonan-1-one

    There may be different names of the Spiro[3.5]nonan-1-one compound depending on the various situations of industrial applications, which are given below including the registry numbers if available:

    • F2167-4443
    • spiro[3.5]nonan-3-one
    • spiro[3.5]nonan-1-on
    • 29800-45-1

Spiro[3.5]nonan-1-one Identification Summary Frequently Asked Questions (FAQs)

What’s the formula of Spiro[3.5]nonan-1-one?
C9H14O
How many atoms and what are the elements in the Spiro[3.5]nonan-1-one molecule?
24 atom(s) - 14 Hydrogen atom(s), 9 Carbon atom(s), and 1 Oxygen atom(s)
How many chemical bonds and what types of bonds are in the Spiro[3.5]nonan-1-one structure?
25 bond(s) - 11 non-H bond(s), 1 multiple bond(s), 1 double bond(s), 1 four-membered ring(s), 1 six-membered ring(s), and 1 ketone(s) (aliphatic)
What’s the molar mass of Spiro[3.5]nonan-1-one?
138.20686 g/mol
What’s the SMILES format of Spiro[3.5]nonan-1-one?
O=C1CCC12CCCCC2
What’s the InChI format of Spiro[3.5]nonan-1-one?
InChI=1S/C9H14O/c10-8-4-7-9(8)5-2-1-3-6-9/h1-7H2
What’s the InChIKey string of Spiro[3.5]nonan-1-one?
VSVWEBBNJPKUNO-UHFFFAOYSA-N

53 The contents of this page can freely be shared if cited as follows:
Source: Chemical Compounds Deep Data Source (CCDDS; https://www.molinstincts.com) based on 41 patented QSQN and QN technology
commercialized into Mol-Instincts database and ChemRTP, ChemEssen, Inc (2024).

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