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71318-64-4

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71318-64-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 71318-64-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,1,3,1 and 8 respectively; the second part has 2 digits, 6 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 71318-64:
(7*7)+(6*1)+(5*3)+(4*1)+(3*8)+(2*6)+(1*4)=114
114 % 10 = 4
So 71318-64-4 is a valid CAS Registry Number.

71318-64-4Relevant articles and documents

Preparation of 4-Substituted 1,3-Oxathiolan-5-ones via the Sulphenium Ion Intermediate Generated by the Pummerer Rearrangement

Frechina, J. V.,Palanca, P.,Picher, T.,Sanz, V.,Ramirez, J. A.

, p. 663 - 665 (2007/10/02)

4-Substituted 1,3-oxathiolan-5-ones have been synthesized via the Pummerer rearrangement from the S-oxide of the parent molecule. The 4,5-dione is obtained in the presence of pyridine N-oxide.

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