The third cycle reaction sequence illustrates a novel formaldehyde condensation mechanism, enabling complex organotitanium structures to autonomously generate unsaturated α,ω-carboxylic acids-aldehydes. This process exhibits significant potential for additional carbon chain growth and radical coupling reactions. These advancements further underline the system's ability to construct intricate organic frameworks, offering transformative insights into organotitanium chemistry and catalytic cascade design, which will be elaborated upon in subsequent sections.