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41317-73-1

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41317-73-1 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 41317-73-1 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 4,1,3,1 and 7 respectively; the second part has 2 digits, 7 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 41317-73:
(7*4)+(6*1)+(5*3)+(4*1)+(3*7)+(2*7)+(1*3)=91
91 % 10 = 1
So 41317-73-1 is a valid CAS Registry Number.

41317-73-1Relevant articles and documents

The synthesis of 1-hydroxy-3-phenylsulphonylpiperidine-2-thione derivatives utilizing methylthiothiocarbonylation as the key original step

Barton, Derek H. R.,Swift, Karl A. D.,Tachdjian, Catherine

, p. 1887 - 1892 (2007/10/02)

Three 1-hydroxy-3-phenylsulphonylpiperidine-2-thione derivatives have been prepared from methylphenylsulphone in five steps. The key step was the preparation of a dithioester which was achieved in a very high yield using nBuLi, CS2, and MeI.

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