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109129-87-5

109129-87-5

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109129-87-5 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 109129-87-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,0,9,1,2 and 9 respectively; the second part has 2 digits, 8 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 109129-87:
(8*1)+(7*0)+(6*9)+(5*1)+(4*2)+(3*9)+(2*8)+(1*7)=125
125 % 10 = 5
So 109129-87-5 is a valid CAS Registry Number.

109129-87-5Relevant articles and documents

The CeCl3·7H2O-NaI system as promoter in the synthesis of functionalized trisubstituted alkenes via Knoevenagel condensation

Bartoli, Giuseppe,Beleggia, Romina,Giuli, Sandra,Giuliani, Arianna,Marcantoni, Enrico,Massaccesi, Massimo,Paoletti, Melissa

, p. 6501 - 6504 (2007/10/03)

The arylidene malonates with two different geminal carboxylate functions, a suitable class of substrates of several synthetic and pharmacological studies, are easily available through Knoevenagel condensation of ethyl tert-butyl malonate and different aro

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