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Benzenesulfonamide, N-2-heptynyl-4-methyl- is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

483348-58-9

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483348-58-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 483348-58-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 4,8,3,3,4 and 8 respectively; the second part has 2 digits, 5 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 483348-58:
(8*4)+(7*8)+(6*3)+(5*3)+(4*4)+(3*8)+(2*5)+(1*8)=179
179 % 10 = 9
So 483348-58-9 is a valid CAS Registry Number.

483348-58-9Relevant academic research and scientific papers

Gold(I)-catalyzed 6-endo-dig hydrative cyclization of an alkyne-tethered ynamide: Access to 1,6-dihydropyridin-2(3H)ones

Ghosh, Nayan,Nayak, Sanatan,Sahoo, Akhila K.

, p. 9428 - 9433 (2013/07/26)

Hydrate your chemistry! Hydrative cyclization of 5-yne-ynamides in the presence of Echavarren's catalyst and p-toluenesulphonic acid (PTSA)×H2O at room temperature affords an array of 1,6-dihydropyridin-2(3H)one derivatives. Isomerization, epoxidation, and hydrogenation of the double bond and insertion of an extended π-conjugate system into the pyridinone skeleton have been successfully accomplished (see scheme; Ts=tosyl). Copyright

Rhodium-catalyzed synthesis of γ-butyrolactams and pyrrolidines via cycloisomerization of N-tethered 1,6-enynes

Wang, Jianping,Xie, Xiaomin,Ma, Fangfang,Peng, Zhiyong,Zhang, Lei,Zhang, Zhaoguo

experimental part, p. 4212 - 4217 (2010/07/05)

A rhodium-catalyzed cycloisomerization reaction of N-tethered 1,6-enynes with an intramolecular halogen shift has been developed, providing a useful process for the synthesis of stereo defined γ-butyrolactam and pyrrolidine derivatives in good to excellent yields. Effects of both electronic feature and steric structure of the substrates on the outcome of the reaction were investigated.

N-silyl-tethered radical cyclizations: a new synthesis of gamma-amino alcohols.

Blaszykowski, Christophe,Dhimane, Anne-Lise,Fensterbank, Louis,Malacria, Max

, p. 1341 - 1344 (2007/10/03)

[reaction: see text] Various allylic and propargylic amines bearing a protecting group (PG) have been employed in N-silyl-tethered radical cyclizations. The resulting silapyrrolidine adducts could be smoothly oxidized, creating access to gamma-amino alcoh

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