95104-43-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 95104-43-1 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,5,1,0 and 4 respectively; the second part has 2 digits, 4 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 95104-43:
(7*9)+(6*5)+(5*1)+(4*0)+(3*4)+(2*4)+(1*3)=121
121 % 10 = 1
So 95104-43-1 is a valid CAS Registry Number.
95104-43-1Relevant articles and documents
Synthesis of Isoxazolopyridazin-4(5H)-ones and 4-Acyl-5-hydroxy-3(2H)-pyridazinones
Chantegrel, Bernard,Deshayes, Christian,Pujol, Bernard,Wei, Zhong Jia
, p. 927 - 934 (2007/10/02)
The title compounds were prepared from ethyl 5-acyl- or 5-(1-hydroxyethenyl)isoxazole-4-carboxylates which in turn were prepared from ethyl 3-methylamino-2-butenoate or 3(2H)-furanones.