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159411-84-4

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159411-84-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 159411-84-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,5,9,4,1 and 1 respectively; the second part has 2 digits, 8 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 159411-84:
(8*1)+(7*5)+(6*9)+(5*4)+(4*1)+(3*1)+(2*8)+(1*4)=144
144 % 10 = 4
So 159411-84-4 is a valid CAS Registry Number.

159411-84-4Relevant articles and documents

Synthetic studies on quinocarcin and its related compounds. 1. Synthesis of enantiomeric pairs of the ABE ring systems of quinocarcin

Saito, Shoichi,Tamura, Osamu,Kobayashi, Yuko,Matsuda, Fuyuhiko,Katoh, Tadashi,Terashima, Shiro

, p. 6193 - 6208 (2007/10/02)

Enantiomeric pairs of the ABE ring system (5 and ent-5) and its analogues (6, ent-6, 7, and ent-7) of quinocarcin (1), a prominent antitumor antibiotic, were synthesized in >95% ee with an aim to elucidate structure-activity relationships of 1. The key st

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