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Coumarin

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Identification
Molecular formula
C9H6O2
CAS number
91-64-5
IUPAC name
7-nitro-3-oxatricyclo[7.3.1.05,13]trideca-1(12),5(13),6,8,10-pentaene-2,4-dione
State
State

At room temperature, coumarin is in solid state, typically in the form of crystals or crystalline powder.

Melting point (Celsius)
70.00
Melting point (Kelvin)
343.15
Boiling point (Celsius)
300.00
Boiling point (Kelvin)
573.15
General information
Molecular weight
146.14g/mol
Molar mass
146.1420g/mol
Density
1.5395g/cm3
Appearence

Coumarin appears as a colorless crystalline solid with a sweet odor reminiscent of vanilla and new-mown hay.

Comment on solubility

Solubility of 7-nitro-3-oxatricyclo[7.3.1.05,13]trideca-1(12),5(13),6,8,10-pentaene-2,4-dione

The solubility of 7-nitro-3-oxatricyclo[7.3.1.05,13]trideca-1(12),5(13),6,8,10-pentaene-2,4-dione can be influenced by various factors due to its complex structure. When examining the solubility characteristics of this compound, consider the following points:

  • Polarity: The presence of nitro and carbonyl groups often contributes to a polar character, enhancing solubility in polar solvents such as water.
  • Solvent Compatibility: This compound may demonstrate higher solubility in organic solvents like dimethyl sulfoxide (DMSO) or acetonitrile, which can stabilize its molecular structure.
  • Temperature Dependence: Solubility is likely to increase with temperature; thus, conducting experiments at elevated temperatures may yield better solubility outcomes.
  • pH Variations: The solubility could be affected by changes in pH, particularly due to the functionality of specific groups in altering ionization states.

In summary, while the compound has the potential for solubility in both polar and non-polar solvents, its overall solubility profile is complex and *requires specific conditions* for optimal dissolution. Understanding these parameters can aid in practical applications and research involving this intriguing molecule.

Interesting facts

Interesting Facts about 7-nitro-3-oxatricyclo[7.3.1.05,13]trideca-1(12),5(13),6,8,10-pentaene-2,4-dione

7-nitro-3-oxatricyclo[7.3.1.05,13]trideca-1(12),5(13),6,8,10-pentaene-2,4-dione is a fascinating compound that presents a unique combination of structural complexity and potential applications. Here are some intriguing aspects of this chemical:

  • Structural Complexity: This compound features a striking bicyclic structure, showcasing the intricate interplay of various functional groups that contribute to its reactivity and properties.
  • Nitro Group Contribution: The presence of a nitro group (-NO2) plays a significant role in enhancing the compound's electron-withdrawing capabilities, making it valuable in various chemical reactions.
  • Potential Applications: Due to its unique properties, this compound could be a precursor for synthesizing novel materials or pharmaceuticals, particularly in the realm of organic synthesis and medicinal chemistry.
  • Research Relevance: Compounds with similar structures are often studied for their resonant stabilization, which can lead to interesting photophysical properties, such as fluorescence or phosphorescence.
  • Synthetic Pathways: The synthesis of such complex molecules often requires advanced techniques in organic chemistry, making them exciting projects for researchers aiming to explore reaction mechanisms.

In conclusion, 7-nitro-3-oxatricyclo[7.3.1.05,13]trideca-1(12),5(13),6,8,10-pentaene-2,4-dione exemplifies the beauty of organic chemistry through its unique structure and the myriad of possibilities it presents for scientific investigation.

Synonyms
3-Nitro-1,8-naphthalic anhydride
3-Nitronaphthalic anhydride
NAPHTHALIC ANHYDRIDE, 3-NITRO-
1H,3H-Naphtho[1,8-cd]pyran-1,3-dione, 5-nitro-
1H,3H-Naphtho(1,8-cd)pyran-1,3-dione, 5-nitro-
NSC 32326
BRN 0023762
DTXSID10184360
5-17-11-00495 (Beilstein Handbook Reference)
DTXCID20106851
629-274-5
3027-38-1
5-Nitrobenzo[de]isochromene-1,3-dione
5-Nitro-1H,3H-benzo[de]isochromene-1,3-dione
7-nitro-3-oxatricyclo[7.3.1.05,13]trideca-1(12),5(13),6,8,10-pentaene-2,4-dione
CHEMBL2323376
MFCD00006926
SCHEMBL1565380
WLZ3395
ALBB-012861
NSC32326
BDBM50426885
NSC-32326
AKOS005173861
CS-W014647
3-Nitro-1,8-naphthalic anhydride, 95%
FN122381
DB-047740
3-Nitronaphthalene-1,8-dicarboxylic anhydride
F17151
3-Nitro-1,8-naphthalic anhydride, technical grade
5-Nitro-1H,3H-benzo[de]isochromene-1,3-dione #
7-nitro-3-oxatricyclo[7.3.1.0^{5,13]trideca-1(12),5(13),6,8,10-pentaene-2,4-dione
7-NITRO-3-OXATRICYCLO[7.3.1.0?,(1)(3)]TRIDECA-1(13),5,7,9,11-PENTAENE-2,4-DIONE