4222-48-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 4222-48-4 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 4,2,2 and 2 respectively; the second part has 2 digits, 4 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 4222-48:
(6*4)+(5*2)+(4*2)+(3*2)+(2*4)+(1*8)=64
64 % 10 = 4
So 4222-48-4 is a valid CAS Registry Number.
4222-48-4Relevant articles and documents
Bis(acyl) Diselenides as Convenient Acylating Reagents
Nishiyama, Yutaka,Katsuura, Akio,Okamoto, Youji,Hamanaka, Sawako
, p. 1825 - 1826 (2007/10/02)
Bis(acyl) diselenides serve as useful acylating reagents for amines, alcohols, thiols, and organocopper compounds such as cuprate.
