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CAS 1538-75-6

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Trimethylacetic anhydride

Description:
Trimethylacetic anhydride, with the CAS number 1538-75-6, is an organic compound characterized by its anhydride functional group derived from trimethylacetic acid. It is a colorless to pale yellow liquid with a distinctive odor. This compound is known for its reactivity, particularly in acylation reactions, where it can introduce the trimethylacetyl group into various substrates. It has a relatively low boiling point and is soluble in organic solvents, making it useful in organic synthesis. Trimethylacetic anhydride is often employed in the production of pharmaceuticals, agrochemicals, and other fine chemicals. Due to its anhydride nature, it can react with water to form trimethylacetic acid, releasing heat in the process. Safety precautions are necessary when handling this substance, as it can be irritating to the skin and eyes, and its vapors may be harmful if inhaled. Proper storage in a cool, dry place away from moisture is essential to maintain its stability and reactivity.
Formula:C10H18O3
InChI:InChI=1/C10H18O3/c1-9(2,3)7(11)13-8(12)10(4,5)6/h1-6H3
InChI key:InChIKey=PGZVFRAEAAXREB-UHFFFAOYSA-N
SMILES:O(C(C(C)(C)C)=O)C(C(C)(C)C)=O
Synonyms:
  • 2,2,2-Trimethylacetic anhydride
  • 2,2-Dimethylpropanoic Anhydride
  • 2,2-Dimethylpropanoic acid anhydride
  • 2,2-Dimethylpropanoyl 2,2-dimethylpropanoate
  • 2,2-Dimethylpropanoyl anhydride
  • 2,2-Dimethylpropionic anhydride
  • Neopentanoic anhydride
  • Pivalic acid anhydride
  • Pivalic anhydride
  • Pivaloyl anhydride
  • See more synonyms
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