439660-64-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 439660-64-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 4,3,9,6,6 and 0 respectively; the second part has 2 digits, 6 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 439660-64:
(8*4)+(7*3)+(6*9)+(5*6)+(4*6)+(3*0)+(2*6)+(1*4)=177
177 % 10 = 7
So 439660-64-7 is a valid CAS Registry Number.
439660-64-7Relevant articles and documents
Interesting reaction of the indanone oximes under Beckmann rearrangement conditions
Torisawa, Yasuhiro,Nishi, Takao,Minamikawa, Jun-Ichi
, p. 387 - 390 (2002)
Attempted Beckmann rearrangement of the 6-methoxyindanone oximes in conventional conditions resulted in the formation of the two kinds of unexpected products: 2-sulfonyloxyindanone and the dimeric product. Related rearrangement was also observed in the re
