493036-92-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 493036-92-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 4,9,3,0,3 and 6 respectively; the second part has 2 digits, 9 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 493036-92:
(8*4)+(7*9)+(6*3)+(5*0)+(4*3)+(3*6)+(2*9)+(1*2)=163
163 % 10 = 3
So 493036-92-3 is a valid CAS Registry Number.
493036-92-3Relevant articles and documents
1,4-Benzoquinones with styryl substituents
Brehm, Isabella,Hinneschiedt, Sabine,Meier, Herbert
, p. 3162 - 3170 (2007/10/03)
2-Styryl-1,4-benzoquinone (1) and compounds 2 and 3 containing 1 as a substructure all proved to be highly reactive towards thermal or photochemical [4π + 2π] cyclodimerization reactions. Chemo-, regio- and stereoselective processes lead to dimers (compou
