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6'-nitro-2'-(phthalimidomethyl)-2-bromoacetophenone is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

157989-03-2

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157989-03-2 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 157989-03-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,5,7,9,8 and 9 respectively; the second part has 2 digits, 0 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 157989-03:
(8*1)+(7*5)+(6*7)+(5*9)+(4*8)+(3*9)+(2*0)+(1*3)=192
192 % 10 = 2
So 157989-03-2 is a valid CAS Registry Number.

157989-03-2Relevant academic research and scientific papers

Antitumor agents. 7. Synthesis and antitumor activity of novel hexacyclic camptothecin analogues

Sugimori,Ejima,Ohsuki,Uoto,Mitsui,Matsumoto,Kawato,Yasuoka,Sato,Tagawa,Terasawa

, p. 3033 - 3039 (2007/10/02)

Eleven novel hexacyclic and three 7,9-disubstituted pentacyclic derivatives of camptothecin were synthesized and evaluated for in vitro cytotoxic activity against P388, HOC-21, and QG-56 and in vivo antileukemic activity against P388 in mice. Hexacyclic c

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