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25830-20-0

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25830-20-0 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 25830-20-0 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,5,8,3 and 0 respectively; the second part has 2 digits, 2 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 25830-20:
(7*2)+(6*5)+(5*8)+(4*3)+(3*0)+(2*2)+(1*0)=100
100 % 10 = 0
So 25830-20-0 is a valid CAS Registry Number.

25830-20-0Relevant articles and documents

Synthesis and anticancer activities of novel guanylhydrazone and aminoguanidine tetrahydropyran derivatives

Silva, Fábio Pedrosa Lins,Dantas, Bruna Braga,Martins, Gláucia Veríssimo Faheina,De Araújo, Demétrius Ant?nio Machado,Vasconcellos, Mário Luiz Araújo De Almeida

, (2016)

In this paper we present the convenient syntheses of six new guanylhydrazone and aminoguanidine tetrahydropyran derivatives 2-7. The guanylhydrazone 2, 3 and 4 were prepared in 100% yield, starting from corresponding aromatic ketones 8a-c and aminoguanidi

Synthesis of a novel diarylheptanoid isolated from Zingiber officinale

Parker, Gregory D.,Seden, Peter T.,Willis, Christine L.

scheme or table, p. 3686 - 3689 (2009/10/04)

Syntheses of 4-acetoxy-2,6-disubstituted tetrahydropyrans via Prins cyclisation of homoallylic alcohols with benzylic aldehydes are described and the methodology is applied in the total synthesis of diarylheptanoid 1 confirming both the structure and abso

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