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21240-02-8

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21240-02-8 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 21240-02-8 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,1,2,4 and 0 respectively; the second part has 2 digits, 0 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 21240-02:
(7*2)+(6*1)+(5*2)+(4*4)+(3*0)+(2*0)+(1*2)=48
48 % 10 = 8
So 21240-02-8 is a valid CAS Registry Number.

21240-02-8Downstream Products

21240-02-8Relevant articles and documents

A New Reagent for Activating Carboxyl Groups; Preparation and Reactions of N,N-Bisphosphorodiamidic Chloride

Diago-Meseguer, J.,Palomo-Coll, A.L.,Fernandez-Lizarbe, J.R.,Zugaza-Bilbao, A.

, p. 547 - 551 (2007/10/02)

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