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474958-87-7

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474958-87-7 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 474958-87-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 4,7,4,9,5 and 8 respectively; the second part has 2 digits, 8 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 474958-87:
(8*4)+(7*7)+(6*4)+(5*9)+(4*5)+(3*8)+(2*8)+(1*7)=217
217 % 10 = 7
So 474958-87-7 is a valid CAS Registry Number.

474958-87-7Relevant articles and documents

Highly diastereoselective total syntheses of (+)-7-epigoniodiol, (-)-8-epigoniodiol, and (+)-9-deoxygoniopypyrone

Kumaraswamy, Gullapalli,Satish Kumar, Rangaraju

, p. 1366 - 1375 (2013/08/23)

An expedient concise total synthesis of (+)-7-epigoniodiol, (-)-8-epigoniodiol, and (+)-9-deoxygoniopypyrone is accomplished. The key transformations include a catalytic hydroxylation and base-mediated N-(acetyl)oxazolidinone addition reactions, which cou

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