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55405-41-9

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55405-41-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 55405-41-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,5,4,0 and 5 respectively; the second part has 2 digits, 4 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 55405-41:
(7*5)+(6*5)+(5*4)+(4*0)+(3*5)+(2*4)+(1*1)=109
109 % 10 = 9
So 55405-41-9 is a valid CAS Registry Number.

55405-41-9Relevant articles and documents

Facile synthesis of 2-substituted benzo[b]thiophen-3-ols in water

Pan, Ben,Ren, Peng,Song, Haibin,Wang, Zhihong

supporting information, p. 1337 - 1344 (2013/05/09)

A facile synthesis of 2-substituted benzo[b]thiophen-3-ols in a simple reaction system is reported with water as the only media. Density functional theory (DFT) investigations suggest two pathways comparable in energetics: A neutral pathway with concerted

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