190656-08-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 190656-08-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,9,0,6,5 and 6 respectively; the second part has 2 digits, 0 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 190656-08:
(8*1)+(7*9)+(6*0)+(5*6)+(4*5)+(3*6)+(2*0)+(1*8)=147
147 % 10 = 7
So 190656-08-7 is a valid CAS Registry Number.
190656-08-7Relevant articles and documents
A facile regioselective 1,6-O-diacetylation method of methyl- glycopyranosides and their dimethyl phosphonates
Zhang, Guang-Tao,Guo, Zhong-Wu,Hui, Yong-Zheng
, p. 1907 - 1917 (1997)
A general method of 1,6-di-O-acetylation of methyl-α/β- glycopyranosides and a strategy to synthesize protected dimethyl (2,3,4-tri- O-benzyl-α-D-glycosyl) phosphonate having a free OH at C-6 are reported.