117633-17-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 117633-17-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,1,7,6,3 and 3 respectively; the second part has 2 digits, 1 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 117633-17:
(8*1)+(7*1)+(6*7)+(5*6)+(4*3)+(3*3)+(2*1)+(1*7)=117
117 % 10 = 7
So 117633-17-7 is a valid CAS Registry Number.
117633-17-7Relevant articles and documents
Formation and Reactions of 1-Lithiobicyclopentane
Wiberg, Kenneth B.,Waddell, Sherman T.
, p. 289 - 292 (2007/10/02)
Bicyclopentyllithium was prepared in two steps from the readily available propellane and proved to be a versatile intermediate in the preparation of a wide variety of 1-substituted bicyclopentanes.
