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109480-90-2

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109480-90-2 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 109480-90-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,0,9,4,8 and 0 respectively; the second part has 2 digits, 9 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 109480-90:
(8*1)+(7*0)+(6*9)+(5*4)+(4*8)+(3*0)+(2*9)+(1*0)=132
132 % 10 = 2
So 109480-90-2 is a valid CAS Registry Number.

109480-90-2Downstream Products

109480-90-2Relevant articles and documents

Thiol addition to aryl propargyl alcohols under mild conditions: An accelerating neighboring group effect

See Waters, Marjorie,Cowen, Jennifer A.,McWilliams, J. Christopher,Maligres, Peter E.,Askin, David

, p. 141 - 144 (2007/10/03)

Aryl alkynols provide a convenient entry into α-hydroxyketones via thiol addition followed by hydrolysis. Thiols have been added to several non- activated alkynes under mild, basic conditions. A coordinating functional group in close proximity to the triple bond facilitates this reaction.

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