164346-94-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 164346-94-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,6,4,3,4 and 6 respectively; the second part has 2 digits, 9 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 164346-94:
(8*1)+(7*6)+(6*4)+(5*3)+(4*4)+(3*6)+(2*9)+(1*4)=145
145 % 10 = 5
So 164346-94-5 is a valid CAS Registry Number.
164346-94-5Relevant articles and documents
Tetronic and tetramic acids
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Page/Page column 64, (2010/02/11)
This invention relates to new tetronic and tetramic acid derivatives with beta-secretase inhibitory activity of formula I: wherein R1, R2, R3, R4, R5, R5′, R6 and R6′