64769-23-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 64769-23-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 6,4,7,6 and 9 respectively; the second part has 2 digits, 2 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 64769-23:
(7*6)+(6*4)+(5*7)+(4*6)+(3*9)+(2*2)+(1*3)=159
159 % 10 = 9
So 64769-23-9 is a valid CAS Registry Number.
64769-23-9Relevant articles and documents
Prostaglandin precursors
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, (2008/06/13)
4-Oxy-6-alkenyl-bicyclo[3.1.0]hexan-2-one compounds represented by the formula (I) STR1 wherein R represents a hydrogen atom or a protective group for a hydroxy group, R1 represents an alkyl group having 1 to 4 carbon atoms or an aryl group, R
