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1-benzyl-3,4-dimethyl-2,5-pyrrolidinedione is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

42856-52-0

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42856-52-0 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 42856-52-0 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 4,2,8,5 and 6 respectively; the second part has 2 digits, 5 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 42856-52:
(7*4)+(6*2)+(5*8)+(4*5)+(3*6)+(2*5)+(1*2)=130
130 % 10 = 0
So 42856-52-0 is a valid CAS Registry Number.

42856-52-0Relevant academic research and scientific papers

Reduction of five-membered α,β-unsaturated lactones and related compounds with the Ni2+/BH4- system

Abe,Fujisaki,Sumoto,Miyano

, p. 1167 - 1170 (1991)

The reductions of an α,β-unsaturated lactone (5) and lactam (7) with the Ni2+/BH4- system resulted in the formation of cis-hydrogenated products (8a and 9a) with high stereoselectivity. The cis products (8a and 9a) were ea

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