106206-63-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 106206-63-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,0,6,2,0 and 6 respectively; the second part has 2 digits, 6 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 106206-63:
(8*1)+(7*0)+(6*6)+(5*2)+(4*0)+(3*6)+(2*6)+(1*3)=87
87 % 10 = 7
So 106206-63-7 is a valid CAS Registry Number.
106206-63-7Relevant articles and documents
Synthesis of 2-Aroyl-3-methyl-7-phenyl-5H-furobenzopyran-5-ones as Possible Antiimplantation Agents
Sharada, J.,Kumari, Y. Ratna,Rao, M. Kanakalingeswara
, p. 334 - 336 (2007/10/02)
2-Aroyl-3-methyl-7-phenyl-5H-furobenzopyran-5-ones (Va-e) have been prepared by the cyclization of 2-aroyl-5-benzoylacetyl-6-hydroxy-3-methylbenzofurans (IVa-e) with acetic acid and conc. sulphuric acid. 2--3-