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1248705-75-0

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1248705-75-0 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1248705-75-0 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,2,4,8,7,0 and 5 respectively; the second part has 2 digits, 7 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 1248705-75:
(9*1)+(8*2)+(7*4)+(6*8)+(5*7)+(4*0)+(3*5)+(2*7)+(1*5)=170
170 % 10 = 0
So 1248705-75-0 is a valid CAS Registry Number.

1248705-75-0Downstream Products

1248705-75-0Relevant articles and documents

Stereoselective synthesis of 2-carbamoyl-2-cyanocyclopropanecarboxylates by tandem oxidative cyclization and neighboring group-assisted decarboxylation

Wang, Hua,Fan, Renhua

supporting information; experimental part, p. 6994 - 6997 (2010/11/24)

In this paper, we report a facile synthesis of 2-carbamoyl-2- cyanocyclopropanecarboxylates through a tandem iodosobenzene/tetrabutylammonium iodide-induced oxidative cyclization and a subsequent neighboring group-assisted decarboxylation of the Michael adducts of 2-cyanoacetamides with α,β-unsaturated malonates. This method affords the desired highly functionalized cyclopropanes in moderate to good yields and with excellent diastereoselectivities. In addition, the reaction proceeds smoothly under mild conditions and with good functional group tolerance.

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