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859103-01-8

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859103-01-8 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 859103-01-8 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 8,5,9,1,0 and 3 respectively; the second part has 2 digits, 0 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 859103-01:
(8*8)+(7*5)+(6*9)+(5*1)+(4*0)+(3*3)+(2*0)+(1*1)=168
168 % 10 = 8
So 859103-01-8 is a valid CAS Registry Number.

859103-01-8Relevant articles and documents

Synthesis of the Common Monomeric Unit of Uroleuconaphins and Viridaphins via Hauser-Kraus Annulation

Kitamura, Kei,Kanagawa, Hinano,Ozakai, Chiharu,Nishimura, Taichi,Tokuda, Hayato,Tsunoda, Tetsuto,Kaku, Hiroto

, p. 1629 - 1635 (2021/01/25)

A stereoselective synthesis of a pyranonaphthoquinone derivative found in aromatic polyketide-derived aphid pigments is reported herein. This approach features the anionic [4+2]-annulation of phthalides with a carbohydrate-derived optically active enone.

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