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81136-30-3

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81136-30-3 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 81136-30-3 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,1,1,3 and 6 respectively; the second part has 2 digits, 3 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 81136-30:
(7*8)+(6*1)+(5*1)+(4*3)+(3*6)+(2*3)+(1*0)=103
103 % 10 = 3
So 81136-30-3 is a valid CAS Registry Number.

81136-30-3Relevant articles and documents

Synthesis and biological activity of some novel pyrazolines

Venkataraman, Setaraman,Jain, Saras,Shah, Kamal,Upmanyu, Neeraj

, p. 361 - 366 (2011/09/13)

Chalcones were prepared from substituted acetophenones and substituted benzaldehydes and condensed with hydrazine hydrate in ethanol to get the corresponding pyrazolines (Pdc1 to Pdc 14). The compounds were synthesized and characterizes by TLC, melting po

Some new phenolic pyrazoles from 2'-hydroxychalcones

Oluwadiya

, p. 1293 - 1295 (2007/10/02)

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