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4647-01-2

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4647-01-2 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 4647-01-2 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 4,6,4 and 7 respectively; the second part has 2 digits, 0 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 4647-01:
(6*4)+(5*6)+(4*4)+(3*7)+(2*0)+(1*1)=92
92 % 10 = 2
So 4647-01-2 is a valid CAS Registry Number.

4647-01-2Relevant articles and documents

Ring-closing metathesis as a new methodology for the synthesis of monomeric flavonoids and neoflavonoids

Miller, Bradley J.,Pieterse, Tanya,Marais, Charlene,Bezuidenhoudt, Barend C.B.

, p. 4708 - 4710 (2012/09/21)

Basic flavonoid (flavene) and neoflavonoid (neoflavene) skeletons were successfully synthesized using ring-closing metathesis, showing that this methodology can be used as a central synthetic tool for the synthesis of at least two of the three basic flavonoid classes.

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