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647014-86-6

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647014-86-6 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 647014-86-6 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 6,4,7,0,1 and 4 respectively; the second part has 2 digits, 8 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 647014-86:
(8*6)+(7*4)+(6*7)+(5*0)+(4*1)+(3*4)+(2*8)+(1*6)=156
156 % 10 = 6
So 647014-86-6 is a valid CAS Registry Number.

647014-86-6Relevant articles and documents

Total synthesis of apoptolidin: Part 2. Coupling of key building blocks and completion of the synthesis

Nicolaou,Li, Yiwei,Fylaktakidou, Konstantina C.,Mitchell, Helen J.,Sugita, Kazuyuki

, p. 3854 - 3857 (2001)

No less than 30 stereogenic elements, a highly unsaturated 20-membered macrocyclic system, four carbohydrate units, and unique biological activity, make the natural occurring apoptolidin (1) a challenging synthetic target. The retrosynthetic analysis reve

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