The Chemistry of Photodimers of Maleic and Fumaric Acid Derivatives. II.1aThe Preparation of cis,trans,cis- and trans,trans,trans-1,2,3,4-Tetrabenzoylcyclobutane; the Acid Chlorides of 1,2,3,4-Tetracarboxycyclobutanes
The Chemistry of Photodimers of Maleic and Fumaric Acid Derivatives. II.1aThe Preparation of cis,trans,cis- and trans,trans,trans-1,2,3,4-Tetrabenzoylcyclobutane; the Acid Chlorides of 1,2,3,4-Tetracarboxycyclobutanes