62390-95-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 62390-95-8 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 6,2,3,9 and 0 respectively; the second part has 2 digits, 9 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 62390-95:
(7*6)+(6*2)+(5*3)+(4*9)+(3*0)+(2*9)+(1*5)=128
128 % 10 = 8
So 62390-95-8 is a valid CAS Registry Number.
62390-95-8Relevant articles and documents
2,2-DIMETHYL-5-(5-R-2-FURFURYLIDENE)-1,3-DIOXAN-4,6-DIONES. 1. SYNTHESIS, PROPERTIES, AND STRUCTURE
Krapivin, G. D.,Kul'nevich, V. G.,Val'ter, N. I.
, p. 1072 - 1075 (1986)
5-R-Furanaldehydes react with Meldrum's acid under Knoevenagel reaction conditions.The reaction products have s-cis conformation.The pKa values of the electroneutral Lewis acids synthesized were determined.