57726-63-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 57726-63-3 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,7,7,2 and 6 respectively; the second part has 2 digits, 6 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 57726-63:
(7*5)+(6*7)+(5*7)+(4*2)+(3*6)+(2*6)+(1*3)=153
153 % 10 = 3
So 57726-63-3 is a valid CAS Registry Number.
57726-63-3Relevant articles and documents
Process for the preparation of tertiary amines
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, (2008/06/13)
Certain tertiary amines useful as pharmaceuticals are prepared in improved yields by condensing a cyclic secondary amine with a primary alkyl halide in an aqueous medium in the presence of an acid acceptor.