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126718-72-7

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126718-72-7 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 126718-72-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,2,6,7,1 and 8 respectively; the second part has 2 digits, 7 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 126718-72:
(8*1)+(7*2)+(6*6)+(5*7)+(4*1)+(3*8)+(2*7)+(1*2)=137
137 % 10 = 7
So 126718-72-7 is a valid CAS Registry Number.

126718-72-7Downstream Products

126718-72-7Relevant articles and documents

Utility of a 2-Aminothiophene-3-carboxamide in the synthesis of thienopyridines and thienopyrimidines

Mohareb, Rafat M.,Sherif, Sherif M.,Gaber, Hatem M.,Ghabrial, Sami S.,Aziz, Susan I.

, p. 459 - 467 (2007/10/03)

The article discussed about the utility of a 2-aminothiophene-3-carboxamide in the synthesis of Theinopyridines and theinopyrimidines. The reactivity of the compound toward a variety of chemical reagents was studied. The reaction mixture was evaporated in vacuo and triturated with cold water, whereby the resulting solid product was collected by filtration and crystallized from the proper solvent.

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