140658-49-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 140658-49-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,4,0,6,5 and 8 respectively; the second part has 2 digits, 4 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 140658-49:
(8*1)+(7*4)+(6*0)+(5*6)+(4*5)+(3*8)+(2*4)+(1*9)=127
127 % 10 = 7
So 140658-49-7 is a valid CAS Registry Number.
140658-49-7Relevant articles and documents
An efficient diastereoselective synthesis of β-1-formyl-2,3,4,6-tetra-O-benzyl-D-glucopyranoside
Labéguère, Frédéric,Lavergne, Jean-Pierre,Martinez, Jean
, p. 7271 - 7272 (2002)
A diastereoselective synthesis of β-1-formyl-2,3,4,6-tetra-O-benzyl-D-glucopyranoside in four steps, using an umpolung Seebach reaction is described.