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2,4;3,5-di-O-benzylidene-D-xylonic Acid is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

20603-35-4

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20603-35-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 20603-35-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,0,6,0 and 3 respectively; the second part has 2 digits, 3 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 20603-35:
(7*2)+(6*0)+(5*6)+(4*0)+(3*3)+(2*3)+(1*5)=64
64 % 10 = 4
So 20603-35-4 is a valid CAS Registry Number.

20603-35-4Downstream Products

20603-35-4Relevant academic research and scientific papers

Synthesis of 3-fluoro-oxetane δ-amino acids

Lucas, Susana Dias,Rauter, Amelia Pilar,Schneider, Josef,Wessel, Hans Peter

, p. 431 - 446 (2009)

Starting from d-xylose, 2,4-anhydro-5-N-(tert-butoxycarbonyl)amino-5-deoxy- 3-fluoro-d-arabinonic acid 11 was synthesized over 10 steps including ring contraction, fluorination, and ester hydrolysis. Bromine oxidation of d-xylose followed by benzylidenati

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