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153617-78-8

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153617-78-8 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 153617-78-8 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,5,3,6,1 and 7 respectively; the second part has 2 digits, 7 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 153617-78:
(8*1)+(7*5)+(6*3)+(5*6)+(4*1)+(3*7)+(2*7)+(1*8)=138
138 % 10 = 8
So 153617-78-8 is a valid CAS Registry Number.

153617-78-8Relevant articles and documents

Protecting group improvement by isotopic substitution: Synthesis of the quinone system of Fredericamycin A

Clive,Cantin,Khodabocus,Kong,Tao

, p. 7917 - 7930 (2007/10/02)

Use of a trideuteriomethyl group for protection of phenolic oxygen, instead of the classical methyl group, serves to suppress an unwanted intramolecular hydrogen transfer during radical cyclization. The resulting spiro compound can be converted, by select

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