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134407-31-1

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134407-31-1 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 134407-31-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,4,4,0 and 7 respectively; the second part has 2 digits, 3 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 134407-31:
(8*1)+(7*3)+(6*4)+(5*4)+(4*0)+(3*7)+(2*3)+(1*1)=101
101 % 10 = 1
So 134407-31-1 is a valid CAS Registry Number.

134407-31-1Downstream Products

134407-31-1Relevant articles and documents

Practical synthesis of 2,5-disubstituted 1,3-dioxolane-4-ones and highly diastereoselective cis-2,5-disubstituted 1,3-dioxolane-4-ones from α-hydroxy acids catalyzed by N-triflylphosphoramide

Kü?ük, Hatice Ba?pinar

supporting information, p. 5583 - 5586 (2015/09/21)

N-triflylphosphoramide (NTPA) was found to be an efficient Br?nsted acid catalyst for the practical synthesis of 2,5-disubstituted 1,3-dioxolane-4-ones. Racemic and optically pure mandelic acid and lactic acid could be protected using several aldehydes in

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