199792-18-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 199792-18-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,9,9,7,9 and 2 respectively; the second part has 2 digits, 1 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 199792-18:
(8*1)+(7*9)+(6*9)+(5*7)+(4*9)+(3*2)+(2*1)+(1*8)=212
212 % 10 = 2
So 199792-18-2 is a valid CAS Registry Number.
199792-18-2Relevant academic research and scientific papers
The construction of the A,B,C-ring system of ciguatoxin
Oka, Takahiro,Fujiwara, Kenshu,Murai, Akio
, p. 8053 - 8056 (2007/10/03)
The first construction of the A,B,C-ring system having all of the natural substituents in ciguatoxin was achieved from D-glucose.