130649-80-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 130649-80-8 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,0,6,4 and 9 respectively; the second part has 2 digits, 8 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 130649-80:
(8*1)+(7*3)+(6*0)+(5*6)+(4*4)+(3*9)+(2*8)+(1*0)=118
118 % 10 = 8
So 130649-80-8 is a valid CAS Registry Number.
130649-80-8Relevant articles and documents
A novel 1,5-rearrangement of a sulfonyl group in a 1-sulfenylated 2,4-alkadiene
Ogura, Katsuyuki,Yahata, Nobuhiro,Fujimori, Taketoshi,Fujita, Makoto
, p. 4621 - 4624 (2007/10/02)
1-Substituted 1-methylthio-2,4-pentadien-1-yl sulfones (4) smoothly underwent a 1,5-rearrangement of a sulfonyl group by the action of silica gel. Its application to a new synthesis of conjugated dienones is also described.
