191982-83-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 191982-83-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,9,1,9,8 and 2 respectively; the second part has 2 digits, 8 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 191982-83:
(8*1)+(7*9)+(6*1)+(5*9)+(4*8)+(3*2)+(2*8)+(1*3)=179
179 % 10 = 9
So 191982-83-9 is a valid CAS Registry Number.
191982-83-9Relevant articles and documents
Preparation of (R)-(+)-Lithium Lactate
Cervantes-Cuevas,Joseph-Nathan
, p. 201 - 206 (1997)
Optically pure (R)-(+)-lithium lactate (7) and its benzyl ether analogue (6a) were obtained from acetaldehyde using Eliel's 1,3-trans-oxathiane (1) as the chiral auxiliary for chromatographic separation.
