78119-77-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 78119-77-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,8,1,1 and 9 respectively; the second part has 2 digits, 7 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 78119-77:
(7*7)+(6*8)+(5*1)+(4*1)+(3*9)+(2*7)+(1*7)=154
154 % 10 = 4
So 78119-77-4 is a valid CAS Registry Number.
78119-77-4Relevant articles and documents
SYNTHESIS OF 6,7-SUBSTITUTED 2-NAPHTHOLS
Kopranenkov, V. N.,Makarova, E. A.,Luk'yanets, E. A.
, p. 303 - 306 (2007/10/02)
6,7-Substituted 2-naphthols were obtained with 52-70percent yields by the condensation of the benzoate or acetate of α,α,α',α'-tetrabromo-3,4-xylenol with various dienophiles, followed by hydrolysis of the obtained esters.
