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90609-82-8

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90609-82-8 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 90609-82-8 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,0,6,0 and 9 respectively; the second part has 2 digits, 8 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 90609-82:
(7*9)+(6*0)+(5*6)+(4*0)+(3*9)+(2*8)+(1*2)=138
138 % 10 = 8
So 90609-82-8 is a valid CAS Registry Number.

90609-82-8Relevant articles and documents

Base-promoted ring opening of 3-chlorooxindoles for the construction of 2-aminoarylthioates and their transformation to quinazolin-4(3: H)-ones

Poudel, Tej Narayan,Khanal, Hari Datta,Lee, Yong Rok

, p. 4735 - 4741 (2018/03/21)

An unprecedented methodology for the preparation of diverse S-alkyl 2-aminoarylthioates has been developed based on cesium carbonate-promoted direct ring opening of 3-chlorooxindoles with thiols. This novel protocol proceeds via cascade sulfenylation, aer

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