313520-26-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 313520-26-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 3,1,3,5,2 and 0 respectively; the second part has 2 digits, 2 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 313520-26:
(8*3)+(7*1)+(6*3)+(5*5)+(4*2)+(3*0)+(2*2)+(1*6)=92
92 % 10 = 2
So 313520-26-2 is a valid CAS Registry Number.
313520-26-2Relevant articles and documents
Total synthesis of Marchantinquinone
Lopez,Pandolfi,Seoane
, p. 1403 - 1408 (2000)
The first synthesis of the title compound is described. Salient features include biaryl ether formation through S(N)Ar reactions and macrocyclization via a [Ni]0 mediated intramolecular coupling reaction.
