91420-39-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 91420-39-2 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,1,4,2 and 0 respectively; the second part has 2 digits, 3 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 91420-39:
(7*9)+(6*1)+(5*4)+(4*2)+(3*0)+(2*3)+(1*9)=112
112 % 10 = 2
So 91420-39-2 is a valid CAS Registry Number.
91420-39-2Relevant articles and documents
ALKALI METAL ION EXTRACTION USING LARIAT ETHERS POSSESSING A CHROMOGENIC GROUP
Bubnis, B. P.,Pacey, G. E.
, p. 1107 - 1110 (2007/10/02)
Chromogenic lariat ethers have been prepared which show improved extraction of alkali metals compared to their benzo analogues.