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C32H28N2O5*ClH is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

143085-71-6

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143085-71-6 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 143085-71-6 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,4,3,0,8 and 5 respectively; the second part has 2 digits, 7 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 143085-71:
(8*1)+(7*4)+(6*3)+(5*0)+(4*8)+(3*5)+(2*7)+(1*1)=116
116 % 10 = 6
So 143085-71-6 is a valid CAS Registry Number.

143085-71-6Downstream Products

143085-71-6Relevant academic research and scientific papers

Synthesis of polycyclic oxa-coumarins, potential antitumour agents and a short and convenient synthesis of naphthopyranoquinolines from naphthopyran chloroaldehydes

Sami,Kar,Ray

, p. 5199 - 5208 (2007/10/02)

A three step high yielding synthesis of some novel oxa-coumarins (4, 8 and 9) from chloroaldehyde derivatives (1 and 5) have been described. The chloroaldehydes have also been used for two step synthesis of some novel naphthopyranoquinolines (12, 15) via

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