565455-84-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 565455-84-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 5,6,5,4,5 and 5 respectively; the second part has 2 digits, 8 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 565455-84:
(8*5)+(7*6)+(6*5)+(5*4)+(4*5)+(3*5)+(2*8)+(1*4)=187
187 % 10 = 7
So 565455-84-7 is a valid CAS Registry Number.
565455-84-7Relevant articles and documents
Phenyl sulphonyl acetaldehyde diethyl acetal: A new robust 1,2-diol protective group
Chandrasekhar,Srinivas, Ch.,Srihari
, p. 895 - 902 (2003)
A simple preparation of a novel resilient protective group for 1,2-diols is described herein which is remarkably stable in the presence of extremely harsh basic conditions as well as acidic media. The title reagent's versatility is detailed with numerous examples.
