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1269616-19-4

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1269616-19-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1269616-19-4 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,2,6,9,6,1 and 6 respectively; the second part has 2 digits, 1 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 1269616-19:
(9*1)+(8*2)+(7*6)+(6*9)+(5*6)+(4*1)+(3*6)+(2*1)+(1*9)=184
184 % 10 = 4
So 1269616-19-4 is a valid CAS Registry Number.

1269616-19-4Downstream Products

1269616-19-4Relevant articles and documents

Regio- and Stereoselective Synthesis of Benzo-δ-sultams by Palladium-Catalyzed Hydrocarbonation of Alkynes

Debnath, Sudarshan,Mondal, Shovan

, p. 710 - 722 (2016/03/01)

An efficient method for the synthesis of benzo-δ-sultams [(4Z)-4-benzylidene-2-(arylmethyl)-3,4-dihydro-2H-1,2-benzothiazine 1,1-dioxides] via palladium(0)-catalyzed hydrocarbonation of alkynes is presented. This method allows regioselective access to a variety of substituted benzosultams in excellent yields under mild conditions. The stereochemistry of the exocyclic double bond of the benzosultam derivatives is confirmed by single-crystal X-ray diffraction.

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