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97149-65-0

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97149-65-0 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 97149-65-0 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,7,1,4 and 9 respectively; the second part has 2 digits, 6 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 97149-65:
(7*9)+(6*7)+(5*1)+(4*4)+(3*9)+(2*6)+(1*5)=170
170 % 10 = 0
So 97149-65-0 is a valid CAS Registry Number.

97149-65-0Relevant articles and documents

1,2,4-Thiadiazolylureas. A Postcript to the Oxidative Cyclisation of Thionoamidines

Kurzer, Frederick

, p. 311 - 314 (2007/10/02)

The identity of authentic 5-phenyl-3-ureido-1,2,4-thiadiazole synthesized from the pre-formed heterocycle, and of the product of the oxidative cyclisation of N1-carbamoyl-N3-thiobenzoylguanidine, confirms the structure of 5-substituted-3-ureido-1,2,4-thiadiazoles obtained by either route.

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