124557-46-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 124557-46-6 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,2,4,5,5 and 7 respectively; the second part has 2 digits, 4 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 124557-46:
(8*1)+(7*2)+(6*4)+(5*5)+(4*5)+(3*7)+(2*4)+(1*6)=126
126 % 10 = 6
So 124557-46-6 is a valid CAS Registry Number.
124557-46-6Relevant articles and documents
Synthesis of 2-benzyl (and isobutyl)-5-hydroxybenzopurans
Lyubchanskaya,Velezheva,Alekseeva,Sheinker
, p. 859 - 861 (1990)
Condensation of p-benzoquinones with methyl benzyl and methyl isobutyl ketone enamines has given the novel 2-benzyl (and isobutyl)-5-hydroxy-benzofurans.