(E)-3-(1,4-Dioxaspiro[4.5]dec-7-en-7-yl)acrylic acid(CAS: 226916-19-4)

(E)-3-(1,4-Dioxaspiro[4.5]dec-7-en-7-yl)acrylic acid is a white crystalline solid with a molecular weight of approximately 218.24 g/mol. It has a pKa of around 4.6 and is poorly soluble in water but soluble in organic solvents like ethanol and acetone. This compound is reactive, particularly towards nucleophiles and can form esters and amides. It is used in organic synthesis and as a component in various polymerizations.

(E)-3-(1,4-Dioxaspiro[4.5]dec-7-en-7-yl)acrylic acid can be synthesized via a Diels-Alder reaction of 1,4-dioxaspiro[4.5]dec-7-ene with acrylic acid. This reaction requires a Lewis acid catalyst such as boron trifluoride etherate. The yield is typically around 70-80%, and the reaction is highly selective, providing good stereocontrol of the product. Further derivatization can be achieved by esterification or amidation reactions.

(E)-3-(1,4-Dioxaspiro[4.5]dec-7-en-7-yl)acrylic acid is utilized in the pharmaceutical industry for the synthesis of certain drugs. It is also employed in the polymer industry for developing new types of polymers with unique properties. Additionally, it finds applications in the production of sensors and semiconductors due to its reactivity and structural characteristics.

When handling (E)-3-(1,4-Dioxaspiro[4.5]dec-7-en-7-yl)acrylic acid, it is essential to wear proper personal protective equipment (PPE) such as gloves, goggles, and a lab coat. This compound should be stored in a cool, dry place away from sources of heat and light. In case of a spill, the area should be immediately ventilated and the spill cleaned up with appropriate absorbent materials. Safety data sheets (SDS) should always be consulted for detailed handling and disposal information.