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1248454-19-4

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1248454-19-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1248454-19-4 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,2,4,8,4,5 and 4 respectively; the second part has 2 digits, 1 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 1248454-19:
(9*1)+(8*2)+(7*4)+(6*8)+(5*4)+(4*5)+(3*4)+(2*1)+(1*9)=164
164 % 10 = 4
So 1248454-19-4 is a valid CAS Registry Number.

1248454-19-4Downstream Products

1248454-19-4Relevant articles and documents

Synthesis of 3,3-disubstituted oxindoles by palladium-catalyzed tandem reaction of 2-(alkynyl)aryl isocyanates with benzylic alcohols

Toyoshima, Takeharu,Mikano, Yusuke,Miura, Tomoya,Murakami, Masahiro

supporting information; experimental part, p. 4584 - 4587 (2010/12/25)

A palladium complex sequentially promoted two mechanistically distinct reactions, the first, cyclization of 2-(alkynyl)aryl isocyanates with benzylic alcohols, and the second, [1,3] rearrangement of a benzyl group from oxygen to carbon, furnishing 3,3-dis

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