64833-51-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 64833-51-8 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 6,4,8,3 and 3 respectively; the second part has 2 digits, 5 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 64833-51:
(7*6)+(6*4)+(5*8)+(4*3)+(3*3)+(2*5)+(1*1)=138
138 % 10 = 8
So 64833-51-8 is a valid CAS Registry Number.
64833-51-8Relevant academic research and scientific papers
Ibuprofen p-hydroxyphenylurea ester
-
, (2008/06/13)
Ibuprofen p-hydroxyphenylurea ester having the formula II: STR1 was prepared from the free acid, ibuprofen [±2-(p-isobutylphenyl)propionic acid](I). The ester II above has the anti-inflammatory activity of the free acid, but in contradistinction to it, it
