53483-40-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 53483-40-2 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,3,4,8 and 3 respectively; the second part has 2 digits, 4 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 53483-40:
(7*5)+(6*3)+(5*4)+(4*8)+(3*3)+(2*4)+(1*0)=122
122 % 10 = 2
So 53483-40-2 is a valid CAS Registry Number.
53483-40-2Relevant articles and documents
Diethyl zinc catalyzed diastereoselective addition of ketenes to (S)-(+)-3-hydroxytetrahydrofuran
Tandon, Vishnu K.
, p. 5985 - 5987 (2007/10/03)
The reaction of (S)-(+)-3-hydroxytetrahydrofuran with phenyl methyl ketene in presence of n-BuLi and Et2Zn results in the formation of the diastereomeric esters (SS+SR) with a high degree of diastereoselectivity (98:2).
