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340258-75-5

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340258-75-5 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 340258-75-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 3,4,0,2,5 and 8 respectively; the second part has 2 digits, 7 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 340258-75:
(8*3)+(7*4)+(6*0)+(5*2)+(4*5)+(3*8)+(2*7)+(1*5)=125
125 % 10 = 5
So 340258-75-5 is a valid CAS Registry Number.

340258-75-5Downstream Products

340258-75-5Relevant academic research and scientific papers

Trimethylaluminium-facilitated direct amidation of carboxylic acids

Chung, Seungwon,Uccello, Daniel P.,Choi, Huiwon,Montgomery, Justin I.,Chen, Jinshan

, p. 2072 - 2074 (2011)

Free carboxylic acids are converted into amides in moderate to high yields in the presence of a stoichiometric amount of trimethylaluminium and amines at 90°C after 1 hour. Georg Thieme Verlag Stuttgart - New York.

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