25467-12-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 25467-12-3 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,5,4,6 and 7 respectively; the second part has 2 digits, 1 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 25467-12:
(7*2)+(6*5)+(5*4)+(4*6)+(3*7)+(2*1)+(1*2)=113
113 % 10 = 3
So 25467-12-3 is a valid CAS Registry Number.
25467-12-3Relevant articles and documents
Alicyclic Compounds, III. - New Method of Preparation and Reactions of Radialene
Trabert, Ludwig,Hopf, Henning
, p. 1786 - 1800 (2007/10/02)
Thermal isomerization of 1,8-bis(trimethylsiloxy)-2,6-octadiyne (9d) provides dimethylenecyclobutene 8d, which is transformed into the dichloride 8f by treatment of diol 8b with thionyl chloride.Reduction of 8f with zinc in ethylene glycol dibutyl ether c