146335-44-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 146335-44-6 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,4,6,3,3 and 5 respectively; the second part has 2 digits, 4 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 146335-44:
(8*1)+(7*4)+(6*6)+(5*3)+(4*3)+(3*5)+(2*4)+(1*4)=126
126 % 10 = 6
So 146335-44-6 is a valid CAS Registry Number.
146335-44-6Relevant articles and documents
Synthesis of tetra- and pentasubstituted benzenes from dimedone and derivatives
Nelson,Nelson
, p. 1287 - 1290 (2007/10/02)
Treatment of dimedone (5,5-dimethylcyclohexane-1,3-dione) and derivatives with one molar equivalent of sulfuric acid in trifluoroacetic anhydride leads, via sulfonation and a 1,2-methyl group migration, to a variety of dimethylresorcinol derivatives. The