85970-05-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 85970-05-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,5,9,7 and 0 respectively; the second part has 2 digits, 0 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 85970-05:
(7*8)+(6*5)+(5*9)+(4*7)+(3*0)+(2*0)+(1*5)=164
164 % 10 = 4
So 85970-05-4 is a valid CAS Registry Number.
85970-05-4Relevant articles and documents
MAGNESIUM AND ZINC-CATALYZED THIOKETALIZATION
Corey, E. J.,Shimoji, Katsuichi
, p. 169 - 172 (1983)
Reaction of a variety of ketones with ethane-1,2-dithiol to form thioketals proceeds very efficiently and under mild conditions using magnesium or zinc triflates as catalyst.
