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57647-21-9

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57647-21-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 57647-21-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,7,6,4 and 7 respectively; the second part has 2 digits, 2 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 57647-21:
(7*5)+(6*7)+(5*6)+(4*4)+(3*7)+(2*2)+(1*1)=149
149 % 10 = 9
So 57647-21-9 is a valid CAS Registry Number.

57647-21-9Downstream Products

57647-21-9Relevant articles and documents

N-Amino indole derivatives having pharmacological activity

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, (2008/06/13)

Novel hydrazines are disclosed in which one of the nitrogen atoms forms a ring member of the five membered ring of a [4.3.0] heterobicyclic compound which may be substituted elsewhere in the ring system. Characteristic ring systems described include indole and benztriazole ring systems. The compounds possess anti-depressant properties as well as anti-microbial, in particular fungistatic and bacteriostatic, properties.

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