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Activator 42®

ALDRICH/L031100 - 0.25 M

Synonym: 5-[3,5-Bis(trifluoromethyl)phenyl]-1H-tetrazole Solution; 5-[3,5-Bis(trifluoromethyl)phenyl]-2H-tetrazole Solution; Activator 42® Solution

CAS Number: 175205-09-1
Product Type: Chemical

Catalog Number PKG Qty. Price Quantity
45-L031100-6X450ML 450 mL
$520.00
6/EA
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45-L031100-4X2.5L 2.5 L
$1260.00
4/EA
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45-L031100-4X4L 4 L
$2590.00
1/EA
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45-L031100-10L 10 L
$1260.00
1/EA
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color clear
concentration 70-77 g/L (Activator 42 content, titration)
form liquid
impurities ≤30 ppm water content (Karl Fischer)
product line Proligo Reagents
Quality Level 200 
storage condition dry at room temperature
type for DNA synthesis
Legal Information: Activator 42 is a registered trademark of Sigma-Aldrich Co. LLC
Legal Information: This product and it use is are covered under US Patent Number 7,897,758
Other Notes: Activator solution, containing 5-(3,5-bis(trifluoromethyl)phenyl)-1H-tetrazole (Activator 42) in acetonitrile, are mixed with solutions of phosphoramidites during the extension step.
The activator reacts with the amidite group to form a highly reactive intermediate. The intermediate then forms an internucleotide bond with the detritylated 5′hydroxyl group of the growing oligonucleotide chain.
Preparation Note: Acetronitrile / Activator 42 100 / 7 (v/w)
UNSPSC 12352200

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