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128318-02-5

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128318-02-5 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 128318-02-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,2,8,3,1 and 8 respectively; the second part has 2 digits, 0 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 128318-02:
(8*1)+(7*2)+(6*8)+(5*3)+(4*1)+(3*8)+(2*0)+(1*2)=115
115 % 10 = 5
So 128318-02-5 is a valid CAS Registry Number.

128318-02-5Relevant articles and documents

Synthesis of panaxytriol and its stereoisomers as potential antitumor drugs

Mao, Jianyou,Zhong, Jiangchun,Wang, Bo,Jin, Jing,Li, Shuoning,Gao, Zidong,Yang, Hanze,Bian, Qinghua

, p. 330 - 337 (2016/04/09)

An efficient synthesis of panaxytriol and its seven stereoisomers was achieved, and four unnatural diastereomers of 2a were prepared. The key steps involved the opening of vicinal hydroxy epoxides, the stereospecific opening of the epoxides with perchlori

Syntheses of two diastereoisomers of panaxytriol, a potent antitumor agent isolated from Panax ginseng

Lu, Wei,Zheng, Guangrong,Gao, Daxin,Cai, Junchao

, p. 7157 - 7168 (2007/10/03)

(3R, 9R, 10R) and (3R, 9S, 10S) diastereoisomers (2 and 3) of panaxytriol (1) were synthesized, and the absolute configuration of panaxytriol was confirmed as (3R, 9R, 10R)-heptadec-1-ene-4,6-diyne-3,9,10- triol.

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