The CAS Registry Mumber 100100-72-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,0,0,1,0 and 0 respectively; the second part has 2 digits, 7 and 2 respectively. Calculate Digit Verification of CAS Registry Number 100100-72: (8*1)+(7*0)+(6*0)+(5*1)+(4*0)+(3*0)+(2*7)+(1*2)=29 29 % 10 = 9 So 100100-72-9 is a valid CAS Registry Number.
Syntheses of biologically important carbohydrates. 35. Synthesis of exocyclic saccharide enol ethers and their reaction to branched-chain carbohydrates
Dyong,Meyer,Thiem
, p. 613 - 624 (2007/10/02)
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