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93333-38-1

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93333-38-1 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 93333-38-1 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,3,3,3 and 3 respectively; the second part has 2 digits, 3 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 93333-38:
(7*9)+(6*3)+(5*3)+(4*3)+(3*3)+(2*3)+(1*8)=131
131 % 10 = 1
So 93333-38-1 is a valid CAS Registry Number.

93333-38-1Relevant articles and documents

One-pot synthesis of 1,4-diarylnaphthalenes via a Wittig-Horner reaction/[4+2] cycloaddition/dehydrogenation sequence

Chen, Zhengbo,Shou, Wangge,Wang, Yanguang

experimental part, p. 1075 - 1080 (2009/12/03)

A one-pot synthesis of 1,4-diarylnaphthalenes from cinnamaldehydes, dimethyl benzylphosphonates, and benzenediazonium-2-carboxylate is described. The tandem process involves the Wittig-Horner reaction of the cinnamaldehyde with the benzylphosphonate, [4+2

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