122583-99-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 122583-99-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,2,2,5,8 and 3 respectively; the second part has 2 digits, 9 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 122583-99:
(8*1)+(7*2)+(6*2)+(5*5)+(4*8)+(3*3)+(2*9)+(1*9)=127
127 % 10 = 7
So 122583-99-7 is a valid CAS Registry Number.
122583-99-7Relevant articles and documents
An Improved Access to Phosphonic Acids and Their Mono- and Diesters
Plenat, Francoise,Ibrahim, Sanusi,Cristau, Henri-Jean
, p. 912 - 913 (2007/10/02)
The reaction of phosphonic dichlorides with a mixture of benzyl alcohol and an aliphatic alcohol affords a mixture of the corresponding dibenzyl phosphonate, dialkyl phosphonate, and alkyl benzyl phosphonate which is easily separated by column chromatogra