107715-15-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 107715-15-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,0,7,7,1 and 5 respectively; the second part has 2 digits, 1 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 107715-15:
(8*1)+(7*0)+(6*7)+(5*7)+(4*1)+(3*5)+(2*1)+(1*5)=111
111 % 10 = 1
So 107715-15-1 is a valid CAS Registry Number.
107715-15-1Relevant articles and documents
Synthesis of the shark repellent pavoninin-4
Williams, John R.,Gong, Hua,Hoff, Nathan,Olubodun, Olaoluwa I.
, p. 10732 - 10736 (2007/10/03)
The first synthesis of the shark repellent pavoninin-4, 3, was achieved in 12 steps with 21% overall yield from diosgenin, 8. Key reactions involve an efficient synthesis of the C-15α hydroxyl steroid from a C-16β hydroxyl steroid by an unexpected 1,2-tra
