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(1S,2S)-2-[2-(3,4-Dimethoxy-phenyl)-ethylamino]-cyclopentanol is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

81239-52-3

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81239-52-3 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 81239-52-3 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,1,2,3 and 9 respectively; the second part has 2 digits, 5 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 81239-52:
(7*8)+(6*1)+(5*2)+(4*3)+(3*9)+(2*5)+(1*2)=123
123 % 10 = 3
So 81239-52-3 is a valid CAS Registry Number.

81239-52-3Relevant academic research and scientific papers

STEREOCHEMICAL STUDIES, 47, SATURATED HETEROCYCLES, 25 A SIMPLE STEREOSPECIFIC SYNTHESIS OF OXAZASTEROIDS

Bernath, Gabor,Fueloep, Ferenc,Argay, Gyula,Kalman, Alajos,Sohar, Pal

, p. 3797 - 3800 (1981)

8-Aza-12-oxasteroids have been synthesized in a simple three-step process.As a consequence of two stereocontrolled reactions, the product is a stereospecifically homogenous isomer with all-trans ring junctions; its structure has been determined by (1)H an

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