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1565829-19-7

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1565829-19-7 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1565829-19-7 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,5,6,5,8,2 and 9 respectively; the second part has 2 digits, 1 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 1565829-19:
(9*1)+(8*5)+(7*6)+(6*5)+(5*8)+(4*2)+(3*9)+(2*1)+(1*9)=207
207 % 10 = 7
So 1565829-19-7 is a valid CAS Registry Number.

1565829-19-7Downstream Products

1565829-19-7Relevant articles and documents

Enantioselective synthesis of enol lactones from tandem Michael addition/lactonization catalyzed by a chiral squaramide catalyst

Zhao, Bo-Liang,Du, Da-Ming

, p. 310 - 317 (2014/04/03)

The enantioselective tandem Michael addition reaction of dimedone and related 1,3-dicarbonyl compounds with α,β-unsaturated N-acylated succinimides catalyzed by a chiral squaramide catalyst has been investigated. This reaction provides a new approach for the synthesis of chiral enol lactones in good yields with moderate to high enantioselectivities (up to 88% ee) through the enantioselective Michael addition followed by lactonization and removal of the succinimide auxiliary.

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