258270-19-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 258270-19-8 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,5,8,2,7 and 0 respectively; the second part has 2 digits, 1 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 258270-19:
(8*2)+(7*5)+(6*8)+(5*2)+(4*7)+(3*0)+(2*1)+(1*9)=148
148 % 10 = 8
So 258270-19-8 is a valid CAS Registry Number.
258270-19-8Relevant articles and documents
Synthesis of L-glucose from D-gulono-1,4-lactone
Hajko, Janos,Liptak, Andras,Pozsgay, Vince
, p. 116 - 120 (1999)
An efficient method for the synthesis of L-glucose from D-gulono-1,4-lactone via 1,2,3,4,5-penta-O-benzyl/acetyl/benzoyl-D-gulitol is described in 34-53% overall yield. Copyright (C) 1999 Elsevier Science Ltd.