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1321620-90-9

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1321620-90-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1321620-90-9 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,3,2,1,6,2 and 0 respectively; the second part has 2 digits, 9 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 1321620-90:
(9*1)+(8*3)+(7*2)+(6*1)+(5*6)+(4*2)+(3*0)+(2*9)+(1*0)=109
109 % 10 = 9
So 1321620-90-9 is a valid CAS Registry Number.

1321620-90-9Downstream Products

1321620-90-9Relevant articles and documents

Synthetic hosts for molecular recognition of ureas

Maria, Dolores Santa,Farran, M. Angeles,Garcia, M. Angeles,Pinilla, Elena,Torres, M. Rosario,Elguero, Jose,Claramunt, Rosa M.

, p. 6780 - 6788 (2011/10/18)

Four hosts (7-10) containing 2,6-bisamidopyridine- and 2,5-bisamidopyrrole- bearing pyridyl or 1,8-naphthyridyl groups have been prepared and their structures studied by a combination of multinuclear NMR spectroscopy and X-ray crystallography. Their behav

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