848933-32-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 848933-32-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 8,4,8,9,3 and 3 respectively; the second part has 2 digits, 3 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 848933-32:
(8*8)+(7*4)+(6*8)+(5*9)+(4*3)+(3*3)+(2*3)+(1*2)=214
214 % 10 = 4
So 848933-32-4 is a valid CAS Registry Number.
848933-32-4Relevant articles and documents
Easy synthesis of polyphenolic 4-thiaflavans with a 'double-faced' antioxidant activity
Capozzi,Lo Nostro,Menichetti,Nativi,Sarri
, p. 551 - 552 (2001)
Inverse electron demanding Diels-Alder reactions of o-thioquinones with styrenes, followed by simple manipulations of the obtained cycloadducts, allowed the synthesis of polyphenolic 4-thiaflavans which showed antioxidant activity miming either flavonoid