52626-77-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 52626-77-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,2,6,2 and 6 respectively; the second part has 2 digits, 7 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 52626-77:
(7*5)+(6*2)+(5*6)+(4*2)+(3*6)+(2*7)+(1*7)=124
124 % 10 = 4
So 52626-77-4 is a valid CAS Registry Number.
52626-77-4Relevant articles and documents
Synthesis of gallotannins
He, Qiang,Shi, Bi,Yao, Kai,Luo, Yi,Ma, Zhihong
, p. 245 - 250 (2007/10/03)
As a contribution to the synthesis of gallotannins, four O-galloyl-D-glucoses (3-O-, 6-O-, 3,6-di-O-, 3,4,6-tri-O-galloyl-D-glucose) have been prepared by the reaction of tri-O-benzylgalloyl chloride and partially protected glucose derivatives (1,2-O-, an
