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N-(2-bromophenyl)-N-tert-butoxycarbonyl-phenylethynylamine is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

1440671-87-3

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1440671-87-3 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1440671-87-3 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,4,4,0,6,7 and 1 respectively; the second part has 2 digits, 8 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 1440671-87:
(9*1)+(8*4)+(7*4)+(6*0)+(5*6)+(4*7)+(3*1)+(2*8)+(1*7)=153
153 % 10 = 3
So 1440671-87-3 is a valid CAS Registry Number.

1440671-87-3Relevant academic research and scientific papers

Intramolecular carbocupration of N-aryl-ynamides: A modular indole synthesis

Gati, Wafa,Couty, Francois,Boubaker, Taoufik,Rammah, Mohamed M.,Rammah, Mohamed B.,Evano, Gwilherm

, p. 3122 - 3125 (2013/07/26)

A modular indole synthesis based on an intramolecular 5-endo-dig carbocupration starting from readily available N-aryl-ynamides is reported. A variety of ynamides are converted to indoles in moderate to good yields and with varying substitution pattern on the indole ring. This further extends the synthetic utility of ynamides in organic synthesis and provides additional insights on the use of intramolecular carbometalation reactions.

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