945472-53-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 945472-53-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 9,4,5,4,7 and 2 respectively; the second part has 2 digits, 5 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 945472-53:
(8*9)+(7*4)+(6*5)+(5*4)+(4*7)+(3*2)+(2*5)+(1*3)=197
197 % 10 = 7
So 945472-53-7 is a valid CAS Registry Number.
945472-53-7Relevant articles and documents
Process for the resolution of aminobutyramide
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Page/Page column 5-6, (2012/12/13)
The present invention relates to a process for the resolution of Schiff bases of racemic (R,S)-2-aminobutyramide to give optically pure (S)-2-aminobutyramide, an intermediate in the synthesis of levetiracetam.
