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19914-03-5

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19914-03-5 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 19914-03-5 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 1,9,9,1 and 4 respectively; the second part has 2 digits, 0 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 19914-03:
(7*1)+(6*9)+(5*9)+(4*1)+(3*4)+(2*0)+(1*3)=125
125 % 10 = 5
So 19914-03-5 is a valid CAS Registry Number.

19914-03-5Downstream Products

19914-03-5Relevant articles and documents

Benzoyl Shift: A New Approach to Reverse Regioselectivity in the Monoprotection of vic -Diols

De La Torre, Aurélien,Oger, Camille,Bultel-Poncé, Valérie,Durand, Thierry,Galano, Jean-Marie

, p. 2205 - 2208 (2016)

The benzoyl shift in monoprotected vic-diols is described. Triggered under mild conditions, this transformation allows regioselective protection of the least acidic hydroxyl function of an activated vic-diol.

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