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66631-28-5

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66631-28-5 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 66631-28-5 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 6,6,6,3 and 1 respectively; the second part has 2 digits, 2 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 66631-28:
(7*6)+(6*6)+(5*6)+(4*3)+(3*1)+(2*2)+(1*8)=135
135 % 10 = 5
So 66631-28-5 is a valid CAS Registry Number.

66631-28-5Relevant articles and documents

PREPARATION OF CERTAIN (SUBSTITUTED PHENYL)-TRIAZOLYL-(SUBSTITUTED PHENYL) MOLECULES, AND INTERMEDIATES AND INSECTICIDES RELATED THERETO

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Paragraph 0023; 0024; 0025, (2014/09/30)

This disclosure is related to the field of preparation of certain (substituted phenyl)-triazolyl-(substituted phenyl) molecules, and intermediates related thereto, where said intermediates are useful in the preparation of certain insecticides.

PREPARATION OF HALOALKOXYARYLHYDRAZINES AND INTERMEDIATES THEREFROM

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Paragraph 0029; 0030, (2014/09/30)

The invention in this document is related to the field of preparation of haloalkoxyarylhydrazines and certain intermediates derived therefrom, where said intermediates are useful in the preparation of certain pesticides disclosed in U.S. Pat. No. 8,178,65

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