80055-62-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 80055-62-5 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,0,0,5 and 5 respectively; the second part has 2 digits, 6 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 80055-62:
(7*8)+(6*0)+(5*0)+(4*5)+(3*5)+(2*6)+(1*2)=105
105 % 10 = 5
So 80055-62-5 is a valid CAS Registry Number.
80055-62-5Relevant articles and documents
SYNTHESIS AND REACTIONS OF SOME CHLORO-2,2-DIMETHYLCHROMENS
Hepworth, John D.,Jones, Terry K.,Livingstone, Robert
, p. 2613 - 2616 (1981)
5-, 6-, 7-, and 8-Chloro-2,2-dimethylchromens have been prepared from the corresponding chlorocumarin and their conversion into the 3,4-dihalogenochroman derivatives is described.The 4-halogen atom is shown to be the more susceptible to hydrolysis by conv