85921-25-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 85921-25-1 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,5,9,2 and 1 respectively; the second part has 2 digits, 2 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 85921-25:
(7*8)+(6*5)+(5*9)+(4*2)+(3*1)+(2*2)+(1*5)=151
151 % 10 = 1
So 85921-25-1 is a valid CAS Registry Number.
85921-25-1Relevant articles and documents
Oxopyrazoline-spiro-oxirans. A New Class of Reactive Heterocycles
Ege, Seyhan N.,Adams, Alan. D.,Gess, E. Joseph,Ragone, Katherine S.,Kober, Brian J.,et al.
, p. 325 - 332 (2007/10/02)
Chemical and spectral properties of a series of 1-oxa-5,6-diazaspirohept-6-en-4-ones, synthesized by the oxidation of 4-alkylidene- or 4-arylidene-1-aryl-2-pyrazolin-5-ones are reported
