Cas 138760-75-5,2(5H)-Furanone, 3-(benzoyloxy)-5-[2-(benzoyloxy)ethylidene]-, (Z)-

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Check Digit Verification of cas no

The CAS Registry Mumber 138760-75-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,8,7,6 and 0 respectively; the second part has 2 digits, 7 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 138760-75:
(8*1)+(7*3)+(6*8)+(5*7)+(4*6)+(3*0)+(2*7)+(1*5)=155
155 % 10 = 5
So 138760-75-5 is a valid CAS Registry Number.

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138760-75-5Relevant articles and documents

Benzoylated hexa-2,4-dien-4-olides from aldono-1,4-lactones: stereoselective synthesis of dideoxyaldonolactone derivatives

Marino, Carla,Varela, Oscar,Lederkremer, Rosa M. de

, p. 145 - 154 (2007/10/02)

Benzoylation of D-galactono (1a), D-glucono (2a), and D-mannono-1,4-lactones (3a), or alkaline treatment of their corresponding perbenzoylated derivatives (1b, 2b, and 3b) afforded the same product: 2,6-dibenzoyloxy-hexa-2,4-dien-4-olide (4).Depending on

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138760-75-5