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256455-94-4

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256455-94-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 256455-94-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,5,6,4,5 and 5 respectively; the second part has 2 digits, 9 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 256455-94:
(8*2)+(7*5)+(6*6)+(5*4)+(4*5)+(3*5)+(2*9)+(1*4)=164
164 % 10 = 4
So 256455-94-4 is a valid CAS Registry Number.

256455-94-4Relevant articles and documents

Synthesis and application of novel carbohydrate-based ammonium and triazolium salts

Nemcsok, Tamás,Rapi, Zsolt,Bagi, Péter,Bakó, Péter

, p. 2388 - 2400 (2019)

The synthesis of nine new carbohydrate-based quaternary ammonium salts and two new triazolium salts starting from d-glucose has been accomplished. Our synthesis utilized the regio- and stereoselective ring opening reaction of 2,3-anhydro sugars by nucleop

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