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433705-71-6

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433705-71-6 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 433705-71-6 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 4,3,3,7,0 and 5 respectively; the second part has 2 digits, 7 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 433705-71:
(8*4)+(7*3)+(6*3)+(5*7)+(4*0)+(3*5)+(2*7)+(1*1)=136
136 % 10 = 6
So 433705-71-6 is a valid CAS Registry Number.

433705-71-6Relevant academic research and scientific papers

Synthesis and antimicrobial evaluation of new pyrano[4,3-b]pyran and pyrano[3,2-c]chromene derivatives bearing a 2-thiophenoxyquinoline nucleus

Makawana, Jigar A.,Patel, Manish P.,Patel, Ranjan G.

experimental part, p. 314 - 322 (2012/07/02)

A new series of pyrano[4,3-b]pyran 4a-i and pyrano[3,2-c]chromene 6a-r derivatives bearing a 2-thiophenoxyquinoline nucleus were synthesized by reaction of 2-(4-(un)-substituted thiophenoxy)quinoline-3-carbaldehydes 2a-i with 6-methyl-4-hydroxypyran-2-one

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