77765-53-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 77765-53-8 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,7,7,6 and 5 respectively; the second part has 2 digits, 5 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 77765-53:
(7*7)+(6*7)+(5*7)+(4*6)+(3*5)+(2*5)+(1*3)=178
178 % 10 = 8
So 77765-53-8 is a valid CAS Registry Number.
77765-53-8Relevant articles and documents
Synthesis of a Quettamine Alkaloid, Secoquettamine
Biftu, Tesfaye,Schneiders, Gail E.,Stevenson, Robert
, p. 2784 - 2792 (2007/10/02)
A short synthesis of secoquettamine, a novel benzofuran alkaloid constituent of Berberis baluchistanica Ahrendt is described.
