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101639-86-5

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101639-86-5 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 101639-86-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,0,1,6,3 and 9 respectively; the second part has 2 digits, 8 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 101639-86:
(8*1)+(7*0)+(6*1)+(5*6)+(4*3)+(3*9)+(2*8)+(1*6)=105
105 % 10 = 5
So 101639-86-5 is a valid CAS Registry Number.

101639-86-5Relevant articles and documents

The Use of Heterocyclic Chemistry in the Synthesis of Natural and Unnatural Products

Confalone, Pat. N.

, p. 31 - 46 (2007/10/02)

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THE INTRAMOLECULAR NITRILE OXIDE-OLEFIN CYCLOADDITION ROUTE TO THE MAYTANSINOIDS

Confalone, Pat N.,Ko, Soo S.

, p. 947 - 950 (2007/10/02)

The macrocyclization of the olefinic nitrile oxide 24 to the ansa-macrolide skeleton 26, a model for a novel approach to the maytansinoids, is described.

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