286961-59-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 286961-59-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,8,6,9,6 and 1 respectively; the second part has 2 digits, 5 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 286961-59:
(8*2)+(7*8)+(6*6)+(5*9)+(4*6)+(3*1)+(2*5)+(1*9)=199
199 % 10 = 9
So 286961-59-9 is a valid CAS Registry Number.
286961-59-9Relevant academic research and scientific papers
Tatsuta, Kuniaki,Yoshimoto, Takuji,Gunji, Hiroki,Okado, Yoshiya,Takahashi, Masaaki
, p. 646 - 647 (2000)
Natural (-)-tetracycline has been stereoselectively synthesized from D-glucosamine through [4 + 2] cycloaddition and Michael-Dieckmann type reaction.
