89368-26-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 89368-26-3 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,9,3,6 and 8 respectively; the second part has 2 digits, 2 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 89368-26:
(7*8)+(6*9)+(5*3)+(4*6)+(3*8)+(2*2)+(1*6)=183
183 % 10 = 3
So 89368-26-3 is a valid CAS Registry Number.
89368-26-3Relevant articles and documents
Cannabis. Part 28. A New Route to the Synthesis of Cannabifuran
Novak, Jiri,Salemink, Cornelis A.
, p. 2873 - 2878 (2007/10/02)
The total synthesis of the naturally occuring dibenzofuran cannabifuran (9-isopropyl-6-methyl-3-pentyldibenzofuran-1-ol) (25) is presented.In the key step, starting from 2,3-dimethoxy-p-toluic acid and 2-bromo-1,3-dimethoxy-5-pentylbenzene, the aryl-aryl
