141621-34-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 141621-34-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,4,1,6,2 and 1 respectively; the second part has 2 digits, 3 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 141621-34:
(8*1)+(7*4)+(6*1)+(5*6)+(4*2)+(3*1)+(2*3)+(1*4)=93
93 % 10 = 3
So 141621-34-3 is a valid CAS Registry Number.
141621-34-3Relevant articles and documents
General method for the synthesis of trishydroxamic acids
Karunaratne,Hoveyda,Orvig
, p. 1827 - 1830 (1992)
Triscarboxylic acids, when treated with hydroxylamines in the presence of water-soluble carbodiimide in THF-H2O, at pH≈4.8, yield the corresponding trishydroxamic acids in good yields.
