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259810-97-4

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259810-97-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 259810-97-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,5,9,8,1 and 0 respectively; the second part has 2 digits, 9 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 259810-97:
(8*2)+(7*5)+(6*9)+(5*8)+(4*1)+(3*0)+(2*9)+(1*7)=174
174 % 10 = 4
So 259810-97-4 is a valid CAS Registry Number.

259810-97-4Downstream Products

259810-97-4Relevant articles and documents

Methyl 3-arylamino-2-benzoylaminopropenoates in the synthesis of 4- arylaminomethylene-2-phenyl-2-oxazolin-5-ones: Unexpected formation of bis- oxazolones

Singh, Manoj K.,Singh, Ram S.,Singh, Radhey M.

, p. 920 - 924 (2007/10/03)

The reaction of methyl 3-arylamino-2-benzoylaminopropenoates 2 with phosphorus oxychloride in pyridine at 70°C for 30 min leads to the unexpected formation of N-aryl-N-bis-(5-oxo-2-phenyl-4, 5- dihydro-oxazol-4- ylmethylene) amines 4. In contrast, 4-aryla

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