19870-59-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 19870-59-8 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 1,9,8,7 and 0 respectively; the second part has 2 digits, 5 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 19870-59:
(7*1)+(6*9)+(5*8)+(4*7)+(3*0)+(2*5)+(1*9)=148
148 % 10 = 8
So 19870-59-8 is a valid CAS Registry Number.
19870-59-8Relevant articles and documents
GRAHAMIMYCIN A1: A NOVEL DILACTONE ANTIBIOTIC FROM CYTOSPORA
Ronald, Robert C.,Gurusiddaiah S.
, p. 681 - 684 (1980)
By means of spectral and chemical studies the stucture of Grahamimycin A1 1, a novel macrocyclic dilactone antibiotic from Cytospora, is established.