117408-74-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 117408-74-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,1,7,4,0 and 8 respectively; the second part has 2 digits, 7 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 117408-74:
(8*1)+(7*1)+(6*7)+(5*4)+(4*0)+(3*8)+(2*7)+(1*4)=119
119 % 10 = 9
So 117408-74-9 is a valid CAS Registry Number.
117408-74-9Relevant articles and documents
A Donor-Type Cyclophane with a Strongly Bent Tetrathiafulvalene Unit
Roehrich, J.,Muellen, K.
, p. 2374 - 2379 (2007/10/02)
Two independent methods for synthesizing the phane-like tetrathiafulvalene derivative 1 are presented.The crystal-structure analysis of 1 reveals a strongly bent tetrathiafulvalene unit.Cyclic voltammetric investigations clearly show divergences from the