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850209-47-1

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850209-47-1 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 850209-47-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 8,5,0,2,0 and 9 respectively; the second part has 2 digits, 4 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 850209-47:
(8*8)+(7*5)+(6*0)+(5*2)+(4*0)+(3*9)+(2*4)+(1*7)=151
151 % 10 = 1
So 850209-47-1 is a valid CAS Registry Number.

850209-47-1Relevant articles and documents

The synthesis, structural characterization and photochemistry of some 3-phenylindenones

Seery, Michael K.,Draper, Sylvia M.,Kelly, John M.,McCabe, Thomas,McMurry, T. Brian H.

, p. 470 - 474 (2005)

The synthesis of 3-phenylindenone (1a), 6-methoxy-3-phenylindenone (1b), 2-bromo-6-methoxy-3-phenylindenone (1c) and 2-ethoxycarbonyl-6-methoxy-3- phenylindenone (1d) is described using two methods - synthesis via indanone precursors and synthesis via pro

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