117155-78-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 117155-78-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,1,7,1,5 and 5 respectively; the second part has 2 digits, 7 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 117155-78:
(8*1)+(7*1)+(6*7)+(5*1)+(4*5)+(3*5)+(2*7)+(1*8)=119
119 % 10 = 9
So 117155-78-9 is a valid CAS Registry Number.
117155-78-9Relevant academic research and scientific papers
SYNTHESYS OF THE C11-C28 SUBUNIT OF THE AVERMECTINS
Hirama, Masahiro,Nakamine, Takeshi,Ito, Sho
, p. 1197 - 1198 (2007/10/02)
Construction of the trisubstituted double bond of the C11-C28 subunit of avermectin A1a and B1a has been achieved in a five-step sequence.
