129512-38-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 129512-38-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,2,9,5,1 and 2 respectively; the second part has 2 digits, 3 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 129512-38:
(8*1)+(7*2)+(6*9)+(5*5)+(4*1)+(3*2)+(2*3)+(1*8)=125
125 % 10 = 5
So 129512-38-5 is a valid CAS Registry Number.
129512-38-5Relevant articles and documents
Convenient Stereoselective Syntheses of (6E)- and (6Z)-5,6-Dimethyl-8-silyl-6-octenals
Asao, Kazuhiko,Iio, Hideo,Tokoroyama, T.
, p. 382 - 386 (2007/10/02)
A stereoselective synthetic method for the title compounds, E- and Z-allylsilanes, which would be generally applicable for the preparation of other trisubstituted allylsilanes, has been elaborated.The key steps are the following: (i) stereoselective prepa