72826-90-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 72826-90-5 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,2,8,2 and 6 respectively; the second part has 2 digits, 9 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 72826-90:
(7*7)+(6*2)+(5*8)+(4*2)+(3*6)+(2*9)+(1*0)=145
145 % 10 = 5
So 72826-90-5 is a valid CAS Registry Number.
72826-90-5Relevant articles and documents
Diel-Alder Reactions Using In Situ Generated Quinones
Kraus, George A.,Taschner, Michael
, p. 1174 - 1175 (2007/10/02)
High-yield syntheses of Diels-Alder adducts involving dienes and unstable quinones can be effected by generating the quinone in the presence of the diene with silver oxide.