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91926-25-9

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91926-25-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 91926-25-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,1,9,2 and 6 respectively; the second part has 2 digits, 2 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 91926-25:
(7*9)+(6*1)+(5*9)+(4*2)+(3*6)+(2*2)+(1*5)=149
149 % 10 = 9
So 91926-25-9 is a valid CAS Registry Number.

91926-25-9Downstream Products

91926-25-9Relevant articles and documents

Chelation-Controlled Facially Selective Cyclocondensation Reactions of Chiral Alkoxy Aldehydes: Syntheses of a Mouse Androgen and of a Carbon-Linked Disaccharide

Danishefsky, Samuel J.,Pearson, William H.,Harvey, Daniel F.,Maring, Clarence J.,Springer, James P.

, p. 1256 - 1268 (2007/10/02)

Magnesium bromide in tetrahydrofuran catalyzes the cycloaddition of a variety of chiral alkoxy aldehydes with activated butadienes.The stereochemistry of these products is such that they can be rationalized as arising from a reacting conformer in which th

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