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(4R,5R)-4-[(R)-((R)-2,2-Diethyl-[1,3]dioxolan-4-yl)-hydroxy-methyl]-2,2-diethyl-[1,3]dioxan-5-ol is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

143157-29-3

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143157-29-3 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 143157-29-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,4,3,1,5 and 7 respectively; the second part has 2 digits, 2 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 143157-29:
(8*1)+(7*4)+(6*3)+(5*1)+(4*5)+(3*7)+(2*2)+(1*9)=113
113 % 10 = 3
So 143157-29-3 is a valid CAS Registry Number.

143157-29-3Downstream Products

143157-29-3Relevant academic research and scientific papers

2,3-O-(3-pentylidene)-D-glyceraldehyde and 2,3-O-(3-pentylidene)-L-glyceraldehyde: Convenient glyceraldehyde surrogates obtained via a novel periodate-based oxidation system

Schmid,Bradley

, p. 587 - 590 (1992)

The synthesis of two novel glyceraldehyde surrogates, 2,3-O-(3-pentylidene)-D-glyceraldehyde (2) and 2,3-O-(3-pentylidene)-L-glyceraldehyde (3) is presented. Synthesis, handling and storage advantages of 2 and 3 over the conventionally employed 2,3-O-isopropylidene-D-glyceraldehyde (1) are discussed. The 3-pentanone-derived protecting group facilitates the extraction of product from aqueous oxidation solutions, while the 3-pentanone liberated on ketal deprotection can be efficiently removed at reduced pressures. The synthesis employs a buffered potassium periodate oxidation which offers significant advantages over sodium periodate in glycol cleavage reactions.

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