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881833-51-8

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881833-51-8 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 881833-51-8 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 8,8,1,8,3 and 3 respectively; the second part has 2 digits, 5 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 881833-51:
(8*8)+(7*8)+(6*1)+(5*8)+(4*3)+(3*3)+(2*5)+(1*1)=198
198 % 10 = 8
So 881833-51-8 is a valid CAS Registry Number.

881833-51-8Relevant articles and documents

Pd-Catalyzed Nazarov-Type Cyclization: Application in the Total Synthesis of β-Diasarone and Other Complex Cyclopentanoids

Singh, Bara,Bankar, Siddheshwar K.,Ramasastry

supporting information, p. 1043 - 1048 (2022/02/05)

We describe the palladium-catalyzed Nazarov-type cyclization of easily accessible (hetero)arylallyl acetates to pentannulated (hetero)arenes. This method provides ready access to various types of bi-, tri-, tetra-, and pentacyclic cyclopentanoids under ne

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