65550-20-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 65550-20-1 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 6,5,5,5 and 0 respectively; the second part has 2 digits, 2 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 65550-20:
(7*6)+(6*5)+(5*5)+(4*5)+(3*0)+(2*2)+(1*0)=121
121 % 10 = 1
So 65550-20-1 is a valid CAS Registry Number.
65550-20-1Relevant articles and documents
THE CLAISEN REARRANGEMENT OF SOME ALLYL-β-NAPHTHYL ETHERS AND CYCLIZATION OF THE PRODUCTS
Prajer-Janczewska, Lidia,Wroblewski, Juliusz
, p. 1431 - 1437 (2007/10/02)
Some allyl-2-carboxy-3-hydroxy- as well as 2,3- and 2,7-diallyloxynaphtalenes were obtained.Respectively rearranged compounds were cyclized to naphthodihydrofuran rings.