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169258-72-4

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169258-72-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 169258-72-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,6,9,2,5 and 8 respectively; the second part has 2 digits, 7 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 169258-72:
(8*1)+(7*6)+(6*9)+(5*2)+(4*5)+(3*8)+(2*7)+(1*2)=174
174 % 10 = 4
So 169258-72-4 is a valid CAS Registry Number.

169258-72-4Downstream Products

169258-72-4Relevant articles and documents

Reductive cyclization of ω-azido/nitrocarbonyl compounds by samarium iodide: A facile preparation of DNA-binding pyrrolo[2,1-c][1,4]benzodiazepine and its dimers

Kamal,Laxman,Reddy

, p. 8631 - 8634 (2007/10/03)

An efficient synthesis of pyrrolo[2,1-c][1,4]benzodiazepines via reductive cyclization of ω-azido/nitrocarbonyl compounds employing samarium iodide is described. This methodology has also been extended for the preparation of DNA-crosslinking DC-81 dimers. (C) 2000 Elsevier Science Ltd.

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