86572-33-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 86572-33-0 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,6,5,7 and 2 respectively; the second part has 2 digits, 3 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 86572-33:
(7*8)+(6*6)+(5*5)+(4*7)+(3*2)+(2*3)+(1*3)=160
160 % 10 = 0
So 86572-33-0 is a valid CAS Registry Number.
86572-33-0Relevant articles and documents
85. The Carbon Zip Reaction: A Method for Expanding Carbocycles
Nakashita, Yoshihiko,Hesse, Manfred
, p. 845 - 860 (2007/10/02)
A general method for enlargement of carbocyclic rings by the so called zip reaction is given.The Michael adducts of 2-nitrocycloalkanones with 3-oxo-4-pentenoates in the presence of tetrabutylammonium fluoride give in high yield compounds with the ring en
