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N-((1R,2S)-2-Hydroxy-1-methyl-2-phenyl-ethyl)-N-methyl-malonamic acid methyl ester is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

67376-70-9

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67376-70-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 67376-70-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 6,7,3,7 and 6 respectively; the second part has 2 digits, 7 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 67376-70:
(7*6)+(6*7)+(5*3)+(4*7)+(3*6)+(2*7)+(1*0)=159
159 % 10 = 9
So 67376-70-9 is a valid CAS Registry Number.

67376-70-9Relevant academic research and scientific papers

A SHORT EFFECTIVE PREPARATION OF CHIRAL N,3-DIMETHYL-5,7-DIOXO-2-PHENYLHEXAHYDRO-1,4-OXAZEPINES

Brown, Richard T.,Ford, Mark J.

, p. 1801 - 1806 (2007/10/02)

An improved two-stage procedure has been devised for the synthesis in 50percent yield of the title compounds from ephedrine or pseudoephedrine enantiomers and dimethyl malonate using cyanuric chloride/pyridine to lactonise the intermediate ε-hydroxyacids.

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