91164-53-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 91164-53-3 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,1,1,6 and 4 respectively; the second part has 2 digits, 5 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 91164-53:
(7*9)+(6*1)+(5*1)+(4*6)+(3*4)+(2*5)+(1*3)=123
123 % 10 = 3
So 91164-53-3 is a valid CAS Registry Number.
91164-53-3Relevant articles and documents
Process for producing β-carboline derivatives
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, (2008/06/13)
β-carbolines of formula I STR1 can be prepared by reacting an indole of formula II: STR2 with an azabutadiene of formula III STR3 in the presence of an acid at 50°-200° C.