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93198-27-7

93198-27-7

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93198-27-7 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 93198-27-7 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,3,1,9 and 8 respectively; the second part has 2 digits, 2 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 93198-27:
(7*9)+(6*3)+(5*1)+(4*9)+(3*8)+(2*2)+(1*7)=157
157 % 10 = 7
So 93198-27-7 is a valid CAS Registry Number.

93198-27-7Relevant articles and documents

Schmidt Reaction of 3β-Acetoxy-5α-hydroxy-22β-spirostan-6-one and Beckmann Rearrangement of Corresponding Ketoxime

Siddiqui, Abdul Hameed,Rajeshwar, K.,Baig, M. H.,Siddiqui, A. H. U.

, p. 276 - 277 (2007/10/02)

3β-Acetoxy-5α-hydroxy-22β-spirostan-6-one (2), obtainable from diosgenin acetate, undergoes second order Schmidt reaction to form 3β-acetoxy-5-oxo-22β-spirostan-7-nitrile (3); the same nitrile is also obtained by the Beckmann rearrangement of the ketoxime

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