56850-98-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 56850-98-7 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,6,8,5 and 0 respectively; the second part has 2 digits, 9 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 56850-98:
(7*5)+(6*6)+(5*8)+(4*5)+(3*0)+(2*9)+(1*8)=157
157 % 10 = 7
So 56850-98-7 is a valid CAS Registry Number.
56850-98-7Relevant articles and documents
Isoxazoles substituted with 4 pyridyl and o chlorophenyl radicals
Arena,Manna,Stein,Parente
, p. 380 - 390 (2007/10/05)
By reaction of hydroxamic acid chlorides with β ketoesters, the ethyl esters of isoxazole 4 carboxylic acids, substituted at the 3 and 5 positions with 4 pyridyl and o chlorophenyl groups, and some of their esters and amides were prepared. 5 (o chlorophen