(1S,4R,5R,7S)-7-Benzyloxy-5-methoxy-bicyclo[2.2.1]heptan-2-one is a complex organic compound with a molecular formula of C16H20O3. It features a bicyclic structure with a ketone group at the 2-position, a benzyloxy group at the 7-position, and a methoxy group at the 5-position. (1S,4R,5R,7S)-7-Benzyloxy-5-methoxy-bicyclo[2.2.1]heptan-2-one is characterized by its stereochemistry, with the 1, 4, 5, and 7 positions being in the S and R configurations as indicated. It is a white crystalline solid and is used in the synthesis of various pharmaceuticals and fragrances due to its unique structure and properties.
The CAS Registry Mumber 90107-39-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,0,1,0 and 7 respectively; the second part has 2 digits, 3 and 9 respectively. Calculate Digit Verification of CAS Registry Number 90107-39: (7*9)+(6*0)+(5*1)+(4*0)+(3*7)+(2*3)+(1*9)=104 104 % 10 = 4 So 90107-39-4 is a valid CAS Registry Number.