77698-61-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 77698-61-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,7,6,9 and 8 respectively; the second part has 2 digits, 6 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 77698-61:
(7*7)+(6*7)+(5*6)+(4*9)+(3*8)+(2*6)+(1*1)=194
194 % 10 = 4
So 77698-61-4 is a valid CAS Registry Number.
77698-61-4Relevant academic research and scientific papers
Synthesis of Toddanol and Toddanone
Sharma, Padam N.,Shoeb, Aboo,Kapil, Randhir S.,Popli, Satya P.
, p. 938 - 939 (2007/10/02)
A synthetic approach to confirm the structures of toddanol (1) and toddanone (2) has been provided.In addition, coumurrayin (12), sibiricin (13), isosiribicin (14), toddaculin (8) and aculeatin (9) have also been synthesised.
