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1456511-71-9

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1456511-71-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1456511-71-9 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,4,5,6,5,1 and 1 respectively; the second part has 2 digits, 7 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 1456511-71:
(9*1)+(8*4)+(7*5)+(6*6)+(5*5)+(4*1)+(3*1)+(2*7)+(1*1)=159
159 % 10 = 9
So 1456511-71-9 is a valid CAS Registry Number.

1456511-71-9Relevant articles and documents

A solvent-free synthesis of ethyl 3,5-diaryl-1H-pyrrole-2-carboxylates via triethylphosphite mediated reductive cyclization of ethyl 2-nitro-5-oxo-3,5- diarylpentanoates under microwave irradiation

Khajuria, Rajni,Saini, Yeshwinder,Kapoor, Kamal K.

, p. 5699 - 5702 (2013)

Ethyl 3,5-diaryl-1H-pyrrole-2-carboxylates have been synthesized in good yields from ethyl 2-nitro-5-oxo-3,5-diarylpentanoates by treatment with triethylphosphite under microwave irradiation. The integrity of the mechanism proposed has been augmented by

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