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186093-84-5

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186093-84-5 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 186093-84-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,8,6,0,9 and 3 respectively; the second part has 2 digits, 8 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 186093-84:
(8*1)+(7*8)+(6*6)+(5*0)+(4*9)+(3*3)+(2*8)+(1*4)=165
165 % 10 = 5
So 186093-84-5 is a valid CAS Registry Number.

186093-84-5Relevant articles and documents

5-Formyl salicylaldehyde as a linker for the synthesis of benzofuran containing insulin sensitivity enhancer compounds

Stille, John R.,Ward, Jeffrey A.,Leffelman, Cindy,Sullivan, Kevin A.

, p. 9267 - 9270 (1996)

5-Formyl salicylaldehyde was prepared by treatment of 4-hydroxybenzaldehyde with HMTA in TFA. Reaction of this dialdehyde with α-haloacetyl aryl compounds gave 2,5-disubstituted benzofurans, from which an Insulin Sensitivity Enhancer compound was prepared.

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