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89539-62-8

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89539-62-8 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 89539-62-8 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,9,5,3 and 9 respectively; the second part has 2 digits, 6 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 89539-62:
(7*8)+(6*9)+(5*5)+(4*3)+(3*9)+(2*6)+(1*2)=188
188 % 10 = 8
So 89539-62-8 is a valid CAS Registry Number.

89539-62-8Downstream Products

89539-62-8Relevant articles and documents

Chemistry of Kojic Acid: One-Step Syntheses of Benzothiazoles and Other Fused Heterocycles from Kojic Acid Derivatives

Teitei, Tsutomu

, p. 2307 - 2316 (2007/10/02)

The reactions of the benzyl ether (1b) of kojic acid (1a) and its chloromethyl derivative (1c) were investigated as new routes to fused heterocyclic systems.The chloromethyl compound proved the more versatile intermediate yielding benzothiazoles with thio

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