89551-54-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 89551-54-2 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,9,5,5 and 1 respectively; the second part has 2 digits, 5 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 89551-54:
(7*8)+(6*9)+(5*5)+(4*5)+(3*1)+(2*5)+(1*4)=172
172 % 10 = 2
So 89551-54-2 is a valid CAS Registry Number.
89551-54-2Relevant articles and documents
TOTAL SYNTHESIS OF BICYCLOMYCIN
Nakatsuka, Shin-ichi,Yamada, Kozi,Yoshida, Kumi,Asano, Osamu,Murakami, Yoshihiro,Goto, Toshio
, p. 5627 - 5630 (2007/10/02)
Total synthesis of (+/-)-bicyclomycin was achieved in 19 steps starting from diketopyperazine.