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756841-25-5

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756841-25-5 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 756841-25-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 7,5,6,8,4 and 1 respectively; the second part has 2 digits, 2 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 756841-25:
(8*7)+(7*5)+(6*6)+(5*8)+(4*4)+(3*1)+(2*2)+(1*5)=195
195 % 10 = 5
So 756841-25-5 is a valid CAS Registry Number.

756841-25-5Relevant articles and documents

Novel conversion of 6H-1,3,5-oxathiazine S-oxides into 3H-1,2,4-dithiazoles by treating with Lawesson's reagent

Rafiqul, Islam Md.,Shimada, Kazuaki,Aoyagi, Shigenobu,Fujisawa, Yoriko,Takikawa, Yuji

, p. 208 - 215 (2007/10/03)

Treatment of 6H-1,3,5-oxathiazine S-oxides by Lawesson's reagent (LR) at high temperature furnished 3H-1,2,4-dithiazoles in moderate to good yields. Deoxygenation of 6H-1,3,5-oxathiazine S-oxides was performed by LR in the presence of EtOH.

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