129697-74-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 129697-74-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,2,9,6,9 and 7 respectively; the second part has 2 digits, 7 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 129697-74:
(8*1)+(7*2)+(6*9)+(5*6)+(4*9)+(3*7)+(2*7)+(1*4)=181
181 % 10 = 1
So 129697-74-1 is a valid CAS Registry Number.
129697-74-1Relevant articles and documents
A Novel Nucleophilic Polyfluoroalkylating Agent RfI-P(NEt2)3
Huang, Wei-Yuan,Hu, Chang-Ming,He, Ya-Bo,Zhou, Hui-Fen
, p. 145 - 147 (2007/10/02)
In the presence of tris(diethylamino)phosphine polyfluoroalkyl iodides reacted with various aroyl chlorides to give the corresponding aryl polyfluoroalkyl ketones.