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184867-89-8

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184867-89-8 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 184867-89-8 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,8,4,8,6 and 7 respectively; the second part has 2 digits, 8 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 184867-89:
(8*1)+(7*8)+(6*4)+(5*8)+(4*6)+(3*7)+(2*8)+(1*9)=198
198 % 10 = 8
So 184867-89-8 is a valid CAS Registry Number.

184867-89-8Relevant articles and documents

New strategy for the synthesis of the taxane diterpenes: Formation of the BC-rings of taxol via a [5+2]-pyrylium ylide-alkene cyclization, ring expansion strategy

Bauta, William,Booth, John,Bos, Mary Ellen,DeLuca, Mark,Diorazio, Louis,Donohoe, Timothy,Magnus, Nicholas,Magnus, Philip,Mendoza, Jose,Pye, Philip,Tarrant, James,Thom, Stephen,Ujjainwalla, Feroze

, p. 5327 - 5330 (1995)

The BC-rings of taxol can be synthesized using an intramolecular [5+2]- pyrylium ylide-alkene cyclization, followed by gem-methylcyclopropanation and reductive cleavage of the internal cyclopropane bond.

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