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126956-18-1

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126956-18-1 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 126956-18-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,2,6,9,5 and 6 respectively; the second part has 2 digits, 1 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 126956-18:
(8*1)+(7*2)+(6*6)+(5*9)+(4*5)+(3*6)+(2*1)+(1*8)=151
151 % 10 = 1
So 126956-18-1 is a valid CAS Registry Number.

126956-18-1Downstream Products

126956-18-1Relevant articles and documents

REACTIONS OF METHYL TRIFLUOROPYRUVATE WITH FIVE-MEMBERED ELECTRON-RICH HETEROCYCLES

Golubev, A. S.,Kolomiets, A. F.,Fokin, A. V.

, p. 2180 - 2182 (1989)

A study was carried out on the reactions of methyl trifluoropyruvate with N-methylpyrrole, furan, and thiophene.Conditions were found for the selective monoalkylation and dialkylation of these heterocycles.The sites of substitution of the heterocycle in the monoalkylation and dialkylation reactions were determined.

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