207398-36-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 207398-36-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,0,7,3,9 and 8 respectively; the second part has 2 digits, 3 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 207398-36:
(8*2)+(7*0)+(6*7)+(5*3)+(4*9)+(3*8)+(2*3)+(1*6)=145
145 % 10 = 5
So 207398-36-5 is a valid CAS Registry Number.
207398-36-5Relevant articles and documents
A total synthesis of mycophenolic acid
Covarrubias-Zuniga, Adrian,Gonzalez-Lucas, Armando
, p. 2881 - 2882 (1998)
A total convergent synthesis of mycophenolic acid 1 from 2-geranyl- dimethyl-1,3-acetonedicarboxylate 2 and 4-pivaloyloxy-2-butynal using a Michael addition-Dieckmann cyclization as key step is described.