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33877-91-7

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33877-91-7 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 33877-91-7 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 3,3,8,7 and 7 respectively; the second part has 2 digits, 9 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 33877-91:
(7*3)+(6*3)+(5*8)+(4*7)+(3*7)+(2*9)+(1*1)=147
147 % 10 = 7
So 33877-91-7 is a valid CAS Registry Number.

33877-91-7Relevant academic research and scientific papers

A facile and expeditious one-pot synthesis of α-Keto-1,3,4- oxadiazoles

Kumar, Dalip,Pilania, Meenakshi,Arun,Mishra, Bhupendra

, p. 1137 - 1141 (2014/05/20)

An efficient and high-yielding protocol for the preparation of α-keto-1,3,4-oxadiazoles has been developed. Formation of α-keto-1,3,4-oxadiazoles involves the 2-iodoxybenzoic acid/ tetraethylammonium bromide mediated oxidative cyclization of hydrazide-hyd

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