1275591-59-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1275591-59-7 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,2,7,5,5,9 and 1 respectively; the second part has 2 digits, 5 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 1275591-59:
(9*1)+(8*2)+(7*7)+(6*5)+(5*5)+(4*9)+(3*1)+(2*5)+(1*9)=187
187 % 10 = 7
So 1275591-59-7 is a valid CAS Registry Number.
1275591-59-7Relevant articles and documents
Stereostructure reassignment and determination of the absolute configuration of pericosine Do by a synthetic approach
Usami, Yoshihide,Mizuki, Koji
, p. 877 - 881 (2011)
A combination of chemical synthesis and NMR methods was used to reassign the structure of pericosine Do (8), a cytotoxic marine natural product produced by the fungus Periconia byssoides OUPS-N133 that was originally derived from the sea hare A