64287-12-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 64287-12-3 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 6,4,2,8 and 7 respectively; the second part has 2 digits, 1 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 64287-12:
(7*6)+(6*4)+(5*2)+(4*8)+(3*7)+(2*1)+(1*2)=133
133 % 10 = 3
So 64287-12-3 is a valid CAS Registry Number.
64287-12-3Relevant articles and documents
A Modified Synthesis of Fluorinated 1,3-Diketones
Joshi, Krishna C.,Joshi, Bidya S.
, p. 229 - 232 (2007/10/02)
The reinvestigation of acylation reactions of fluorinated aryl methylketones with ethyl esters at 0 deg C afforded fluorinated 1,3-diketones in excellent yields.