27161-92-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 27161-92-8 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,7,1,6 and 1 respectively; the second part has 2 digits, 9 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 27161-92:
(7*2)+(6*7)+(5*1)+(4*6)+(3*1)+(2*9)+(1*2)=108
108 % 10 = 8
So 27161-92-8 is a valid CAS Registry Number.
27161-92-8Relevant articles and documents
A Novel Synthesis of the Naturally Occurring Dibenzofurans Pannaric Acid and Schizopeltic Acid
Elix, John A.,Parker, John L.
, p. 187 - 192 (2007/10/02)
The dibenzofurans schizopeltic acid (1) and pannaric acid (2) have been synthesized by utilizing a biomimetic approach.The depside methyl 4-O-benzyllecanorate (6) has been converted into the diphenyl ether (7) in high yield by treatment with base.Appropri
