82257-47-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 82257-47-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,2,2,5 and 7 respectively; the second part has 2 digits, 4 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 82257-47:
(7*8)+(6*2)+(5*2)+(4*5)+(3*7)+(2*4)+(1*7)=134
134 % 10 = 4
So 82257-47-4 is a valid CAS Registry Number.
82257-47-4Relevant academic research and scientific papers
Giese, Bernd,Horler, Hans,Zwick, Wolfgang
, p. 931 - 934 (1982)
Ketones and electron deficient alkenes are combined with each other via a methylene group to yield 1,6-heterosubstituted products in a radical chain reaction.
