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226070-43-5

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226070-43-5 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 226070-43-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,2,6,0,7 and 0 respectively; the second part has 2 digits, 4 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 226070-43:
(8*2)+(7*2)+(6*6)+(5*0)+(4*7)+(3*0)+(2*4)+(1*3)=105
105 % 10 = 5
So 226070-43-5 is a valid CAS Registry Number.

226070-43-5Downstream Products

226070-43-5Relevant articles and documents

Nucleophilic Substitutions of Alcohols in High Levels of Catalytic Efficiency

Stach, Tanja,Dr?ger, Julia,Huy, Peter H.

, p. 2980 - 2983 (2018)

A practical method for the nucleophilic substitution (SN) of alcohols furnishing alkyl chlorides, bromides, and iodides under stereochemical inversion in high catalytic efficacy is introduced. The fusion of diethylcyclopropenone as a simple Lewis base organocatalyst and benzoyl chloride as a reagent allows notable turnover numbers up to 100. Moreover, the use of plain acetyl chloride as a stoichiometric promotor in an invertive SN-type transformation is demonstrated for the first time. The operationally straightforward protocol exhibits high levels of stereoselectivity and scalability and tolerates a variety of functional groups.

Highly selective acylation of alcohols and amines by an indium triiodide-catalysed transesterification process

Ranu, Brindaban C.,Dutta, Pinak,Sarkar, Arunkanti

, p. 2223 - 2225 (2007/10/03)

A very simple method has been developed for the acylation of alcohols and amines by ethyl acetate through an indium triiodide-catalysed transesterification process. Using this method acylation of a primary OH group in the presence of secondary and phenolic OH groups, and of a primary NH2 in the presence of secondary NH and primary OH have been achieved with high selectivity. The Royal Society of Chemistry 2000.

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