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4-chloro-2-iodothiophenol is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

62835-70-5

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62835-70-5 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 62835-70-5 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 6,2,8,3 and 5 respectively; the second part has 2 digits, 7 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 62835-70:
(7*6)+(6*2)+(5*8)+(4*3)+(3*5)+(2*7)+(1*0)=135
135 % 10 = 5
So 62835-70-5 is a valid CAS Registry Number.

62835-70-5Relevant academic research and scientific papers

Regioselective Carbonylative Heteroannulation of o-Iodothiophenols with Allenes and Carbon Monoxide Catalyzed by a Palladium Complex: A Novel and Efficient Access to Thiochroman-4-one Derivatives

Xiao, Wen-Jing,Alper, Howard

, p. 9646 - 9652 (1999)

The palladium-catalyzed carbonylative ring-forming reactions of 2-iodothiophenol, and the corresponding substituted derivatives, with allenes and carbon monoxide are described. The reactions afford thiochroman-4-ones in good to excellent isolated yields with quite high regioselectivity. The catalytic heteroannulation may involve regioselective addition of the sulfur moiety of the reactants on the more positive end of the allene, arylpalladium formation, CO insertion, subsequent intramolecular cyclization, and then reductive elimination. The regioselectivity is probably governed by electronic effects.

Palladium-catalyzed domino ring-opening/carboxamidation reactions of N -tosyl aziridines and 2-iodothiophenols: A facile and efficient approach to 1,4-benzothiazepin-5-ones

Zeng, Fanlong,Alper, Howard

supporting information; experimental part, p. 5567 - 5569 (2011/02/23)

A novel and efficient domino procedure has been developed for the synthesis of 1,4-benzothiazepin-5-ones from simple and readily accessible N-tosyl aziridines and o-iodothiophenols. This process involves aziridines ring-opening with o-iodothiophenols, followed by palladium-catalyzed intramolecular carboxamidation. The scope and limitation of this transformation have been investigated in detail by using various aziridines and o-iodothiophenols.

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