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77052-40-5

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77052-40-5 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 77052-40-5 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,7,0,5 and 2 respectively; the second part has 2 digits, 4 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 77052-40:
(7*7)+(6*7)+(5*0)+(4*5)+(3*2)+(2*4)+(1*0)=125
125 % 10 = 5
So 77052-40-5 is a valid CAS Registry Number.

77052-40-5Upstream product

77052-40-5Relevant articles and documents

Synthesis of Some New 5-Aryl/Aryloxymethyl-2-Chloro-1,3,4-Oxadiazoles and their Oxadiazoloquinazolone Derivatives as Potential Pesticides

Singh, H.,Yadav, L. D. S.,Bhattacharya, B. K.

, p. 436 - 439 (2007/10/02)

Several 5-aryl/aryloxymethyl-2-chloro-1,3,4-oxadiazoles (III) have been prepared by treating 2-aryl/aryloxymethyl-Δ2-1,3,4-oxadizolin-5-ones (IIa) with POCl3/PCl5.The latter were prepared by cyclisation of their corresponding N-aroylaryloxyacet

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