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1304522-54-0

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1304522-54-0 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1304522-54-0 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,3,0,4,5,2 and 2 respectively; the second part has 2 digits, 5 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 1304522-54:
(9*1)+(8*3)+(7*0)+(6*4)+(5*5)+(4*2)+(3*2)+(2*5)+(1*4)=110
110 % 10 = 0
So 1304522-54-0 is a valid CAS Registry Number.

1304522-54-0Relevant articles and documents

Synthesis of vinylindoles and vinylpyrroles by the Peterson olefination or by use of the Nysted reagent

Noland, Wayland E.,Etienne, Christopher L.,Lanzatella, Nicholas P.

experimental part, p. 381 - 388 (2011/05/14)

Vinylindoles and vinylpyrroles were prepared from their corresponding aldehydes or ketones using the Peterson olefination, or by use of the Nysted reagent, a commercially available gem-dimetallic compound. The two methods provide efficient and convenient

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