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4-nitro-benzoic acid-[((1S,2S)-2-hydroxy-1-methyl-2-phenyl-ethyl)-methyl-amide]; N-(4-nitro-benzoyl)-(+)-pseudoephedrine is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

133070-67-4

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133070-67-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 133070-67-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,3,0,7 and 0 respectively; the second part has 2 digits, 6 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 133070-67:
(8*1)+(7*3)+(6*3)+(5*0)+(4*7)+(3*0)+(2*6)+(1*7)=94
94 % 10 = 4
So 133070-67-4 is a valid CAS Registry Number.

133070-67-4Downstream Products

133070-67-4Relevant articles and documents

Reaction of α,β-alkynylketones with β-amino alcohols: Pseudoephedrine- assisted cleavage of triple bond via formal internal redox process

Vasilevsky, Sergei F.,Davydova, Maria P.,Mamatuyk, Victor I.,Pleshkova, Nadezhda V.,Fadeev, Dmitry S.,Alabugin, Igor V.

, p. 377 - 379 (2015)

Reaction of 3-aryl-1-(3,4,5-trimethoxyphenyl)prop-2-yn-1-ones with (+)-pseudoephedrine leads to products of alkyne moiety cleavage, namely, 1-(3,4,5-trimethoxyphenyl)ethanone and N-(1-hydroxy-1-phenylprop-2-yl)-N-methylbenzamides. In the course of the process one of alkyne carbons undergoes a formal reduction to a Me group, whereas the other one is oxidized to a C(O)NRR' moiety.

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