74982-63-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 74982-63-1 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,4,9,8 and 2 respectively; the second part has 2 digits, 6 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 74982-63:
(7*7)+(6*4)+(5*9)+(4*8)+(3*2)+(2*6)+(1*3)=171
171 % 10 = 1
So 74982-63-1 is a valid CAS Registry Number.
74982-63-1Relevant articles and documents
A Chemoenzymatic Route to (-)-Pyrenophorin
Ngooi, T.K.,Scilimati, A.,Guo, Zhi-wei,Sih, Charles J.
, p. 911 - 914 (1989)
The key penultimate intermediate, (+)-7(S)-hydroxy-4,4-(ethylenedioxy)oct-2-enoic acid (6a), for the synthesis of (-)-pyrenophorin has been prepared by using a chemoenzymatic approach.
