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141975-09-9

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141975-09-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 141975-09-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,4,1,9,7 and 5 respectively; the second part has 2 digits, 0 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 141975-09:
(8*1)+(7*4)+(6*1)+(5*9)+(4*7)+(3*5)+(2*0)+(1*9)=139
139 % 10 = 9
So 141975-09-9 is a valid CAS Registry Number.

141975-09-9Downstream Products

141975-09-9Relevant articles and documents

Antitumor agents. V. Synthesis and antileukemic activity of E-ring-modified (RS)-camptothecin analogues

Ejima,Terasawa,Sugimori,Ohsuki,Matsumoto,Kawato,Yasuoka,Tagawa

, p. 683 - 688 (2007/10/02)

Several E-ring-modified analogues of (RS)-camptothecin were synthesized by total synthesis via Friedlander condensation and evaluated for cytotoxicity and antitumor activity against P388 mouse leukemia cells. Among them, (RS)-20-deoxyamino-7-ethyl-10-meth

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