94274-44-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 94274-44-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,4,2,7 and 4 respectively; the second part has 2 digits, 4 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 94274-44:
(7*9)+(6*4)+(5*2)+(4*7)+(3*4)+(2*4)+(1*4)=149
149 % 10 = 9
So 94274-44-9 is a valid CAS Registry Number.
94274-44-9Relevant articles and documents
Azolides, 7. - Phosphonate and Phosphate Group Transfer with Pyrazolides
Regitz, Manfred,Martin, Roland
, p. 1641 - 1652 (2007/10/02)
The tert-butylammonium α-diazophosphinates 7 add onto acceptor-substituted acetylenes 8 with formation of N-phosphorylpyrazoles: Primarily formed 3H-pyrazoles 9 undergo spontaneous sigmatropic shift of the anionic PO-group to yield 10. α-Diazophosph
