174665-16-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 174665-16-8 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,7,4,6,6 and 5 respectively; the second part has 2 digits, 1 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 174665-16:
(8*1)+(7*7)+(6*4)+(5*6)+(4*6)+(3*5)+(2*1)+(1*6)=158
158 % 10 = 8
So 174665-16-8 is a valid CAS Registry Number.
174665-16-8Relevant articles and documents
O-benzyl trichloroacetimidates having electron-withdrawing substituents in acid-catalyzed diarylmethane synthesis
Zhang, Jianjun,Schmidt, Richard R.
, p. 1729 - 1733 (2006)
Reaction of O-benzyl trichloroacetimidates having electron-withdrawing substituents with arenes in the presence of catalytic amounts of TMSOTf gave the corresponding diarylmethanes in good to excellent yields. Georg Thieme Verlag Stuttgart.
