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196302-07-5

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196302-07-5 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 196302-07-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,9,6,3,0 and 2 respectively; the second part has 2 digits, 0 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 196302-07:
(8*1)+(7*9)+(6*6)+(5*3)+(4*0)+(3*2)+(2*0)+(1*7)=135
135 % 10 = 5
So 196302-07-5 is a valid CAS Registry Number.

196302-07-5Relevant articles and documents

METHOD OF CONVERTING ALCOHOL TO HALIDE

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Page/Page column 50; 125; 126, (2017/01/02)

The present invention relates to a method of converting an alcohol into a corresponding halide. This method comprises reacting the alcohol with an optionally substituted aromatic carboxylic acid halide in presence of an N-substituted formamide to replace a hydroxyl group of the alcohol by a halogen atom. The present invention also relates to a method of converting an alcohol into a corresponding substitution product. The second method comprises: (a) performing the method of the invention of converting an alcohol into the corresponding halide; and (b) reacting the corresponding halide with a nucleophile to convert the halide into the nucleophilic substitution product.

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