155853-29-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 155853-29-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,5,5,8,5 and 3 respectively; the second part has 2 digits, 2 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 155853-29:
(8*1)+(7*5)+(6*5)+(5*8)+(4*5)+(3*3)+(2*2)+(1*9)=155
155 % 10 = 5
So 155853-29-5 is a valid CAS Registry Number.
155853-29-5Relevant articles and documents
A new synthesis of desmethoxyencecalin
Cruz-Almanza,Perez-Flores,Cardenas,Vazquez,Fuentes
, p. 1009 - 1018 (1994)
A new synthesis of the title compound using aryllithium salts as key intermediates is described. The synthetic approach is mainly based on a cyclization reaction that mimics the process by which is believed benzopyran rings are formed in nature.
