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140695-63-2

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140695-63-2 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 140695-63-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,4,0,6,9 and 5 respectively; the second part has 2 digits, 6 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 140695-63:
(8*1)+(7*4)+(6*0)+(5*6)+(4*9)+(3*5)+(2*6)+(1*3)=132
132 % 10 = 2
So 140695-63-2 is a valid CAS Registry Number.

140695-63-2Downstream Products

140695-63-2Relevant articles and documents

Photo-Cycloaddition Reactions of 2-Pyrones

Somekawa, Kenichi,Shimo, Tetsuro,Yoshimura, Hiroyuki,Suishu, Takaaki

, p. 3456 - 3461 (2007/10/02)

Sensitized photoreactions of two 2-pyrones with five unsaturated compounds were investigated.The reactions of 2-pyrones with electron-deficient ethylenes gave cycloadducts (3) and cycloadducts (4) across the C5-C6 double bonds in the 2-pyrones.O

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