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143278-14-2

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143278-14-2 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 143278-14-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,4,3,2,7 and 8 respectively; the second part has 2 digits, 1 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 143278-14:
(8*1)+(7*4)+(6*3)+(5*2)+(4*7)+(3*8)+(2*1)+(1*4)=122
122 % 10 = 2
So 143278-14-2 is a valid CAS Registry Number.

143278-14-2Relevant articles and documents

Synthesis of ethoxyethynylarenes by the palladium-catalyzed reaction of aryl iodides with ethoxy(trialkylstannyl)acetylenes

Sakamoto,Yasuhara,Kondo,Yamanaka

, p. 2032 - 2035 (2007/10/02)

Palladium-catalyzed reaction of aryl and heteroaryl iodides with ethoxy(trialkylstannyl)acetylenes gave the ethoxyethynylarenes and -heteroarenes, which were easily transformed by hydration reaction into ethyl areneacetates and heteroareneacetates.

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