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913539-58-9

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913539-58-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 913539-58-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 9,1,3,5,3 and 9 respectively; the second part has 2 digits, 5 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 913539-58:
(8*9)+(7*1)+(6*3)+(5*5)+(4*3)+(3*9)+(2*5)+(1*8)=179
179 % 10 = 9
So 913539-58-9 is a valid CAS Registry Number.

913539-58-9Relevant articles and documents

A new, simple synthesis of N-tosyl pyrrolidines and piperidines

Marcotullio, Maria Carla,Campagna, Valerio,Sternativo, Silvia,Costantino, Ferdinande,Curini, Massimo

, p. 2760 - 2766 (2006)

Iodocyclization of unsaturated tosylamides promoted by Oxone oxidation of KI afforded, in good yields, N-tosyl iodopyrrolidines and piperidines. A new, simple method for the conversion of alcohols to tosylamides is presented. Georg Thieme Verlag Stuttgart.

DIRECT ANTI-MARKOVNIKOV ADDITION OF ACIDS TO ALKENES

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Paragraph 0095; 0096; 0097, (2016/05/02)

A method of making an anti-Markovnikov addition product, comprises reacting an acid with an alkene or alkyne in a dual catalyst reaction system to the exclusion of oxygen to produce said anti-Markovnikov addition product; the dual catalyst reaction system comprising a single electron oxidation catalyst in combination with a hydrogen atom donor catalyst. Dual catalyst composition useful for carrying out such methods are also described.

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