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1259283-25-4

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1259283-25-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1259283-25-4 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,2,5,9,2,8 and 3 respectively; the second part has 2 digits, 2 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 1259283-25:
(9*1)+(8*2)+(7*5)+(6*9)+(5*2)+(4*8)+(3*3)+(2*2)+(1*5)=174
174 % 10 = 4
So 1259283-25-4 is a valid CAS Registry Number.

1259283-25-4Relevant articles and documents

Total syntheses of tubulysins

Shibue, Taku,Hirai, Toshihiro,Okamoto, Iwao,Morita, Nobuyoshi,Masu, Hyuma,Azumaya, Isao,Tamura, Osamu

experimental part, p. 11678 - 11688 (2010/11/18)

The total syntheses of tetrapeptides tubulysins D (1b), U (1c), and V (1d), which are potent tubulin polymerization inhibitors, are described. The synthesis of Tuv (2), an unusual amino acid constituent of tubulysins, includes an 1,3-dipolar cycloaddition

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