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189166-72-1

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189166-72-1 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 189166-72-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,8,9,1,6 and 6 respectively; the second part has 2 digits, 7 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 189166-72:
(8*1)+(7*8)+(6*9)+(5*1)+(4*6)+(3*6)+(2*7)+(1*2)=181
181 % 10 = 1
So 189166-72-1 is a valid CAS Registry Number.

189166-72-1Relevant articles and documents

The chemical synthesis of C-ring aryl taxoids

Nicolaou,Claiborne, Christopher F.,Paulvannan, Kumarapandian,H. D. Postema, Maarten,Guy, Rodney K.

, p. 399 - 409 (2007/10/03)

We designed and targeted for synthesis the C-ring aryl taxoids 2a-c in order to develop methods for the construction of the taxoid skeleton and to test their cytotoxicity against tumor cells. Compound 2a was synthesized by a convergent route from hydrazon

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