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DL-Isoleucine ethyl ester is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

55056-62-7

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55056-62-7 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 55056-62-7 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,5,0,5 and 6 respectively; the second part has 2 digits, 6 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 55056-62:
(7*5)+(6*5)+(5*0)+(4*5)+(3*6)+(2*6)+(1*2)=117
117 % 10 = 7
So 55056-62-7 is a valid CAS Registry Number.

55056-62-7Relevant academic research and scientific papers

Synthesis of tert-Leucine and Related Amino Acids

Groth, Ulrich,Huhn, Thomas,Porsch, Bettina,Schmeck, Carsten,Schoellkopf, Ulrich

, p. 715 - 720 (2007/10/02)

The 2,5-dialkoxypyrazines 3a and b were prepared in three steps from methyl glycinate hydrochloride (1) in an overall yield of 18 and 63 percent.Upon the addition of lithium organyls to 3b and subsequent acid hydrolysis the ethyl glycinates rac-7 were obtained.Key Words: tert-Leucine / Amino acids / Glycine cation equivalents / Bislactim ether method

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