CAS 4166-53-4

Dihydro-4-methyl-2H-pyran-2,6(3H)-dione

Description:

Dihydro-4-methyl-2H-pyran-2,6(3H)-dione, also known by its CAS number 4166-53-4, is a cyclic organic compound characterized by its pyran ring structure, which features two carbonyl groups (diones) at the 2 and 6 positions. This compound is typically a colorless to pale yellow liquid or solid, depending on its purity and specific conditions. It is known for its potential applications in organic synthesis, particularly as an intermediate in the production of various pharmaceuticals and agrochemicals. The presence of the methyl group at the 4-position contributes to its unique reactivity and stability. Dihydro-4-methyl-2H-pyran-2,6(3H)-dione exhibits moderate solubility in polar solvents, and its reactivity can be influenced by the functional groups present in its structure. As with many organic compounds, handling should be done with care, considering potential health hazards and environmental impacts. Proper safety measures, including the use of personal protective equipment, are recommended when working with this substance.

Formula: C₆H₈O₃

InChI: InChI=1S/C6H8O3/c1-4-2-5(7)9-6(8)3-4/h4H,2-3H2,1H3

InChI key: InChIKey=MGICRVTUCPFQQZ-UHFFFAOYSA-N

SMILES: CC1CC(=O)OC(=O)C1

Synonyms:

• 2H-Pyran-2,6(3H)-dione, dihydro-4-methyl-
• 4-Methyltetrahydropyran-2,6-dione
• 4-methyldihydro-2H-pyran-2,6(3H)-dione
• Dihydro-4-methyl-2H-pyran-2,6(3H)-dione
• Glutaric anhydride, 3-methyl-
• β-Methylglutaric anhydride
• β-Methylglutaryl anhydride
• 3-Methylglutaric anhydride

3-Methylglutaric Anhydride

CAS: 4166-53-4

Formula: C₆H₈O₃

Purity: >98.0%(T)

Color and Shape: White to Almost white powder to crystal

Molecular weight: 128.13

Ref: 3B-M1010

3-Methylglutaric anhydride

CAS: 4166-53-4

3-Methylglutaric anhydride

Formula: C₆H₈O₃

Purity: >98%

Color and Shape: White Solid

Molecular weight: 128.12591

Ref: 54-OR315232

4-Methyldihydro-2H-pyran-2,6(3H)-dione

CAS: 4166-53-4

Formula: C₆H₈O₃

Purity: 98%

Color and Shape: Solid

Molecular weight: 128.1259

Ref: IN-DA003JRD

3-Methylglutaric anhydride

CAS: 4166-53-4

4-Methyldihydro-2H-pyran-2,6(3H)-dione

Formula: C₆H₈O₃

Purity: 96%

Molecular weight: 128.13

Ref: IN-DG88235

3-Methylglutaric anhydride

CAS: 4166-53-4

Formula: C₆H₈O₃

Purity: 96%

Color and Shape: Solid

Molecular weight: 128.127

Ref: 10-F358400

3-Methylglutaric Anhydride

Controlled Product

CAS: 4166-53-4

Stability Moisture Sensitive
Applications 3-​Methylglutaric Anhydride is a reagent used in the synthesis of oxoeicosanoid receptor antagonists which are involved in mediating stimulatory effects on cell types involved in mediating immunity-based inflammatory reactions.
References Cossette, C. et al.: J. Med. Chem., 59, 10127 (2016);

Formula: C₃₁H₃₂N₂O₈

Color and Shape: Neat

Molecular weight: 560.594

Ref: TR-M311555