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(all-E,2R,2'R)-β,β-Carotin-2,2'-diol is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

39668-26-3

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39668-26-3 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 39668-26-3 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 3,9,6,6 and 8 respectively; the second part has 2 digits, 2 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 39668-26:
(7*3)+(6*9)+(5*6)+(4*6)+(3*8)+(2*2)+(1*6)=163
163 % 10 = 3
So 39668-26-3 is a valid CAS Registry Number.

39668-26-3Downstream Products

39668-26-3Relevant academic research and scientific papers

60. Synthesis of (R)-β,β-Caroten-2-ol and (2R,2'R)-β,β-Carotene-2,2'-diol

Gut, Samuel,Wolleb, Heinz,Pfander, Hanspeter

, p. 496 - 501 (2007/10/02)

Starting from geraniol, the two carotenoids (R)-β,β-caroten-2-ol (1) and (2R,2'R)-β,β-carotene-2,2'-diol (3) were synthesized.The optically active cyclic building block was obtained by an acid-catalysed cyclisation of the epoxide (R)-4.The enantiomeric excess of the product was > 95 percent.

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