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114736-31-1

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114736-31-1 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 114736-31-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,1,4,7,3 and 6 respectively; the second part has 2 digits, 3 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 114736-31:
(8*1)+(7*1)+(6*4)+(5*7)+(4*3)+(3*6)+(2*3)+(1*1)=111
111 % 10 = 1
So 114736-31-1 is a valid CAS Registry Number.

114736-31-1Relevant articles and documents

(Thiolan-2-yl)diphenylmethyl benzyl ether/N,N′-diarylurea cocatalyzed asymmetric aziridination of cinnamyl bromide and aryl aldimine

Wang, Shang-Hua,Chein, Rong-Jie

, p. 2607 - 2615 (2016/05/11)

A dual catalyst system using THT-based chiral sulfide 2a and H-bond donor 10a was developed for the asymmetric imino Corey-Chaykovsky reaction. Under the optimum reaction conditions, cinnamyl bromide reacted with a wide scope of N-diphenylphosphinic aldim

Contra-thermodynamic Hydrogen Atom Abstraction in the Selective C-H Functionalization of Trialkylamine N-CH3 Groups

Barham, Joshua P.,John, Matthew P.,Murphy, John A.

supporting information, p. 15482 - 15487 (2016/12/09)

We report a simple one-pot protocol that affords functionalization of N-CH3 groups in N-methyl-N,N-dialkylamines with high selectivity over N-CH2R or N-CHR2 groups. The radical cation DABCO+?, prepared in situ by oxidation of DABCO with a triarylaminium salt, effects highly selective and contra-thermodynamic C-H abstraction from N-CH3 groups. The intermediates that result react in situ with organometallic nucleophiles in a single pot, affording novel and highly selective homologation of N-CH3 groups. Chemoselectivity, scalability, and recyclability of reagents are demonstrated, and a mechanistic proposal is corroborated by computational and experimental results. The utility of the transformation is demonstrated in the late-stage site-selective functionalization of natural products and pharmaceuticals, allowing rapid derivatization for investigation of structure-activity relationships.

Enantioselective synthesis of diaryl aziridines using tetrahydrothiophene- based chiral sulfides as organocatalysts

Huang, Meng-Ting,Wu, Hsin-Yi,Chein, Rong-Jie

supporting information, p. 1101 - 1103 (2014/01/17)

This work describes catalytic and asymmetric aziridinations (15 examples, 95-98% ee) of benzyl bromide and imines via the imino Corey-Chaykovsky reaction using (thiolan-2-yl)diarylmethanol benzyl ether as an organocatalyst. The catalyst and analogues thereof were prepared through an expeditious and efficient synthetic route featuring a double nucleophilic substitution and Shi epoxidation as key steps.

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