85430-21-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 85430-21-3 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,5,4,3 and 0 respectively; the second part has 2 digits, 2 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 85430-21:
(7*8)+(6*5)+(5*4)+(4*3)+(3*0)+(2*2)+(1*1)=123
123 % 10 = 3
So 85430-21-3 is a valid CAS Registry Number.
85430-21-3Relevant articles and documents
Isomer specific syntheses of chlorinated catechols and guaiacols relevant to pulp bleaching
McKague, A. Bruce,Taylor, David R.
, p. 261 - 267 (2007/10/03)
A variety of chlorinated catechols and guaiacols relevant to pulp bleaching were synthesized by employing fundamental differences in the acidities of phenolic hydroxyl groups in chlorinated catechols, and directive effects in guaiacols.