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1041847-71-5

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1041847-71-5 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1041847-71-5 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,0,4,1,8,4 and 7 respectively; the second part has 2 digits, 7 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 1041847-71:
(9*1)+(8*0)+(7*4)+(6*1)+(5*8)+(4*4)+(3*7)+(2*7)+(1*1)=135
135 % 10 = 5
So 1041847-71-5 is a valid CAS Registry Number.

1041847-71-5Downstream Products

1041847-71-5Relevant articles and documents

Aza cope rearrangement of propargyl enammonium cations catalyzed by a self-assembled "nanozyme"

Hastings, Courtney J.,Fiedler, Dorothea,Bergman, Robert G.,Raymond, Kenneth N.

supporting information; experimental part, p. 10977 - 10983 (2009/02/05)

The tetrahedral assembly [Ga4L6]12- [L = N,N-bis(2,3-dihydroxybenzoyl)-1,5-diaminonaphthalene) encapsulates a variety of cations, including propargyl enammonium cations capable of undergoing the aza Cope rearrangement. For propargyl enammonium substrates that are encapsulated in the [Ga4L6]12- assembly, rate accelerations by factors of up to 184 compared with the background reaction rate were observed. After rearrangement, the product iminium ion is released into solution and hydrolyzed, allowing for catalytic turnover. The activation parameters for the catalyzed and uncatalyzed reaction were determined, revealing that a decrease in the entropy of activation is responsible for the observed rate enhancements. The catalyzed reaction exhibits saturation kinetics: the rate data obeyed the Michaelis-Menten model of enzyme kinetics, and competitive inhibition using a nonreactive guest was demonstrated.

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