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938436-26-1

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938436-26-1 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 938436-26-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 9,3,8,4,3 and 6 respectively; the second part has 2 digits, 2 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 938436-26:
(8*9)+(7*3)+(6*8)+(5*4)+(4*3)+(3*6)+(2*2)+(1*6)=201
201 % 10 = 1
So 938436-26-1 is a valid CAS Registry Number.

938436-26-1Relevant articles and documents

A method for synthesis of bicyclo[3.3.0]oct-1-en-3-ones from cyclobutanones with one-carbon ring expansion and its application to a formal synthesis of racemic 1-desoxyhypnophilin

Kashima, Hiroaki,Kawashima, Tadashi,Wakasugi, Daisuke,Satoh, Tsuyoshi

, p. 3953 - 3963 (2007/10/03)

A method for synthesis of 2-cyanobicyclo[3.3.0]oct-1-en-3-ones and 2-substituted bicyclo[3.3.0]oct-1-en-3-ones was developed by assembly of three components, cyclobutanones, chloromethyl p-tolyl sulfoxide, and nitriles, with one-carbon ring expansion of t

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