521309-79-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 521309-79-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 5,2,1,3,0 and 9 respectively; the second part has 2 digits, 7 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 521309-79:
(8*5)+(7*2)+(6*1)+(5*3)+(4*0)+(3*9)+(2*7)+(1*9)=125
125 % 10 = 5
So 521309-79-5 is a valid CAS Registry Number.
521309-79-5Relevant articles and documents
The synthesis of a single enantiomer of a major α-mycolic acid of M. tuberculosis
Al Dulayymi, Juma'a R.,Baird, Mark S.,Roberts, Evan
, p. 11939 - 11951 (2007/10/03)
We report a synthesis of a single enantiomer of a mycolic acid from Mycobacterium tuberculosis containing a di-cis-cyclopropane. The method can be simply varied to modify the chain lengths or the absolute stereochemistry of either cyclopropane.