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886438-07-9

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886438-07-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 886438-07-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 8,8,6,4,3 and 8 respectively; the second part has 2 digits, 0 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 886438-07:
(8*8)+(7*8)+(6*6)+(5*4)+(4*3)+(3*8)+(2*0)+(1*7)=219
219 % 10 = 9
So 886438-07-9 is a valid CAS Registry Number.

886438-07-9Relevant articles and documents

Stereospecific formal total synthesis of ecteinascidin 743

Zheng, Shengping,Chan, Collin,Furuuchi, Takeshi,Wright, Benjamin J. D.,Zhou, Bishan,Guo, Jinsong,Danishefsky, Samuel J.

, p. 1754 - 1759 (2007/10/03)

(Chemical Equation Presented) A new strategy was designed for the construction of the pentacyclic ring system of ecteinascidin 743. Key features include highly concise routes to the enantiopure, configurationally matched subunit 1, a novel vinylogous Pict

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