108638-09-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 108638-09-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,0,8,6,3 and 8 respectively; the second part has 2 digits, 0 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 108638-09:
(8*1)+(7*0)+(6*8)+(5*6)+(4*3)+(3*8)+(2*0)+(1*9)=131
131 % 10 = 1
So 108638-09-1 is a valid CAS Registry Number.
108638-09-1Relevant articles and documents
Preparation and Properties of Hexasubstituted Benzenes
Rosenthal, Uwe,Schulz, Wolfgang
, p. 335 - 341 (2007/10/02)
Hexasubstituted benzenes are of potential interests as polypodands, host molecules and disc-like molecules.They are prepared by catalytic cyclotrimerization of disubstituted alkynes 1-8 or by nucleophilic substitution of bromine in hexakis (bromomethyl)be
