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127843-34-9

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127843-34-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 127843-34-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,2,7,8,4 and 3 respectively; the second part has 2 digits, 3 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 127843-34:
(8*1)+(7*2)+(6*7)+(5*8)+(4*4)+(3*3)+(2*3)+(1*4)=139
139 % 10 = 9
So 127843-34-9 is a valid CAS Registry Number.

127843-34-9Downstream Products

127843-34-9Relevant articles and documents

Isomerizations of N-(α-aminoalkyl)-1,2,4-triazoles and N-(α-aminoalkyl)tetrazoles

Katritzky, Alan R.,Jozwiak, Andrzej,Lue, Ping,Yannakopoulou, Konstantina,Palenik, Gus J.,Zhang, Ze-Ying

, p. 633 - 640 (1990)

The title compounds exist as equilibrium mixtures of the N-1 and N-2 isomers in solution. However, the crystal structure of 3-(1-hydroxycyclohexyl)-1-(α-pyrrolidinomethyl)-1,2,4-triazole discloses only this isomer in the solid state. Evidence for the natu

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