103966-55-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 103966-55-8 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,0,3,9,6 and 6 respectively; the second part has 2 digits, 5 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 103966-55:
(8*1)+(7*0)+(6*3)+(5*9)+(4*6)+(3*6)+(2*5)+(1*5)=128
128 % 10 = 8
So 103966-55-8 is a valid CAS Registry Number.
103966-55-8Relevant articles and documents
Reaction of selenonium monoketoylides with 2-arylideneindanediones
Magdesieva, N. N.,Sergeeva, T. A.
, p. 1622 - 1624 (2007/10/02)
The reaction of selenonium monoketoylide with 2-arylidene-1,3-indanediones was investigated.Dihydrofurans with various structures or 2-(α-phenacylarylidene)-1,3-indanediones are formed, depending on the nature of the arylidene group.
