(1S,5R)-2-ethoxycarbonyl-7,7-ethylenedioxybicyclo[3.3.0]octan-3-one is a complex organic compound with the molecular formula C12H16O6. It features a bicyclo[3.3.0]octan-3-one core structure, which consists of two fused cyclohexane rings with a carbonyl group at the 3-position. The compound has a 2-ethoxycarbonyl group, which is an ester derived from ethanedioic acid, attached to the 2-position of the core structure. Additionally, it contains a 7,7-ethylenedioxy group, which is an ether linkage between two oxygen atoms and an ethylene group, attached to the 7-position of the bicyclo[3.3.0]octan-3-one core. The compound's stereochemistry is defined by the (1S,5R) configuration, indicating the specific arrangement of atoms at the 1st and 5th positions of the molecule. (1S,5R)-2-ethoxycarbonyl-7,7-ethylenedioxybicyclo<3.3.0>octan-3-one is known for its potential applications in the synthesis of various pharmaceuticals and biologically active molecules due to its unique structure and functional groups.
The CAS Registry Mumber 70893-59-3 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,0,8,9 and 3 respectively; the second part has 2 digits, 5 and 9 respectively. Calculate Digit Verification of CAS Registry Number 70893-59: (7*7)+(6*0)+(5*8)+(4*9)+(3*3)+(2*5)+(1*9)=153 153 % 10 = 3 So 70893-59-3 is a valid CAS Registry Number.