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17404-84-1

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17404-84-1 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 17404-84-1 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 1,7,4,0 and 4 respectively; the second part has 2 digits, 8 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 17404-84:
(7*1)+(6*7)+(5*4)+(4*0)+(3*4)+(2*8)+(1*4)=101
101 % 10 = 1
So 17404-84-1 is a valid CAS Registry Number.

17404-84-1Relevant articles and documents

Chromatography-Free and Eco-Friendly Synthesis of Aryl Tosylates and Mesylates

Lei, Xiangyang,Jalla, Anusha,Abou Shama, Mhd A.,Stafford, Jamie M.,Cao, Billy

supporting information, p. 2578 - 2585 (2015/09/01)

Two chromatography-free and eco-friendly protocols have been developed to synthesize aryl tosylates and mesylates by the tosylation and mesylation of the corresponding hydroxyarenes, respectively. These protocols are superior to other known ones regarding

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