169831-23-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 169831-23-6 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,6,9,8,3 and 1 respectively; the second part has 2 digits, 2 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 169831-23:
(8*1)+(7*6)+(6*9)+(5*8)+(4*3)+(3*1)+(2*2)+(1*3)=166
166 % 10 = 6
So 169831-23-6 is a valid CAS Registry Number.
169831-23-6Relevant articles and documents
Dihydroazulene/Vinylheptafulvene Photochromism: Effect of ?-Arylenes on the Switching Behavior
Spreitzer, Hubert,Daub, Joerg
, p. 1637 - 1642 (2007/10/02)
The reversible interconversion of dihydroazulene (DHA) and vinylheptafulvene (VHF) can be utilized to switch a number of physical properties.This communication reports on a fluorescent switch.By a multistep sequence involving an cycloaddition rout
