121223-91-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 121223-91-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,2,1,2,2 and 3 respectively; the second part has 2 digits, 9 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 121223-91:
(8*1)+(7*2)+(6*1)+(5*2)+(4*2)+(3*3)+(2*9)+(1*1)=74
74 % 10 = 4
So 121223-91-4 is a valid CAS Registry Number.
121223-91-4Relevant articles and documents
RETROPINACOLINE REARRANGEMENT OF α-BRANCHED gem-DICHLOROHYDROCARBONS
Borodaev, S. V.,Zubkova, O. V.,Luk'yanov, S. M.,Gasanov, A. G.
, p. 2103 - 2106 (2007/10/02)
Under the influence of antimony pentachloride gem-dichlorohydrocarbons with a tertiary or quaternary α-carbon atom undergo rearrangement with migration of a methyl group and hydrogen and chlorine atoms.In the presence of acetonitrile the products from the
