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219523-58-7

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219523-58-7 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 219523-58-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,1,9,5,2 and 3 respectively; the second part has 2 digits, 5 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 219523-58:
(8*2)+(7*1)+(6*9)+(5*5)+(4*2)+(3*3)+(2*5)+(1*8)=137
137 % 10 = 7
So 219523-58-7 is a valid CAS Registry Number.

219523-58-7Relevant articles and documents

Synthesis of C-ring aromatic taxoids and evaluation of their multi-drug resistance reversing activity

Morihira, Koichiro,Nishimori, Toshiyuki,Kusama, Hiroyuki,Horiguchi, Yoshiaki,Kuwajima, Isao,Tsuruo, Takashi

, p. 2973 - 2976 (1998)

The C-aromatic taxoids were synthesized to develop effective inhibitors against drug efflux mediated by p-glycoproteins. Among those tested using multi-drug resistant tumor cells (2780AD), the benzoate 11 exhibited significant activity as potent as verapa

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