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1205745-38-5

1205745-38-5

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1205745-38-5 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1205745-38-5 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,2,0,5,7,4 and 5 respectively; the second part has 2 digits, 3 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 1205745-38:
(9*1)+(8*2)+(7*0)+(6*5)+(5*7)+(4*4)+(3*5)+(2*3)+(1*8)=135
135 % 10 = 5
So 1205745-38-5 is a valid CAS Registry Number.

1205745-38-5Upstream product

1205745-38-5Downstream Products

1205745-38-5Relevant articles and documents

C-C bond formation by radical cyclization: Facile syntheses of [6,6]pyranothiopyrans and [6,6]pyridothiopyrans

Majumdar,Sarkar,Pal,Muhuri

experimental part, p. 1324 - 1330 (2010/03/26)

(Chemical Equation Presented) 4-Chloromethylthiopyrano[3,2-c][1]benzopyran- 5-(2H)-ones were refluxed with o-bromophenols in acetone in the presence of anhydrous potassium carbonate and sodium iodide to afford a number of 4-aryloxymethylthiopyrano[3,2-c][

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