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Sigma-Aldrich

PHOSPHATE-ON AMIDITE 1G (C005B-455057)

General description Phosphate-ON phosphoramidite is a chemical phosphorylation reagent that can be employed to introduce a phosphate group at the 5′: terminus of an oligonucleotide. Chemical phosphorylation is a cost-effective alternative to

Description

General description

Phosphate-ON phosphoramidite is a chemical phosphorylation reagent that can be employed to introduce a phosphate group at the 5′ terminus of an oligonucleotide. Chemical phosphorylation is a cost-effective alternative to enzymatic phosphorylation methods, allowing the introduction of terminal phosphate groups in high yields, at any desired scale. We offer Phosphate-ON phosphoramidite in powder form, enabling the dissolution of the reagent in acetonitrile to be easily monitored.

Application

The application of Phosphate-ON Phosphoramidite is fully compatible with standard cleavage and deprotection procedures at the end of oligonucleotide synthesis. Phosphate-ON phosphoramidite comprises a thymidine nucleoside, which is removed from the oligonucleotide during the cleavage and deprotection process.

Other Notes

The key features of Phosphate-ON Phosphoramidite are as follows:

  • Powder format enables dissolution to be easily monitored and facilitatesproduct handling
  • Fully compatible with standard phosphoramidite reagents and synthesisconditions
  • Compatible with dG(dmf) fast deprotection chemistry: the oligonucleotidecan be cleaved from the support and deprotected in concentratedammonia at 55 °C in only 2 hours
  • Comprises a DMT-group for trityl monitoring
  • Dissolves easily in acetonitrile to a 0.1 M solution
  • High coupling efficiency of ≥98.0% under standard DNA phosphoramiditecoupling conditions
  • Cleavage of both phosphate protective groups through a β-eliminationprocess

Legal Information

This product is covered under US Patent Number 7,276,598

Shipping Information:

Hazmat Fee: $65.00 + applicable shipping charges are added after the order is placed.

More Information: https://cenmed.com/shipping-returns

Specifications
UPC:
41116134
Condition:
New
Weight:
1.00 Ounces
HazmatClass:
Yes
MPN:
M061040-1G
Controlled Substances and Cyanide:
Yes
Catalog No. C005B-455057
Price: $703.53
List Price: $781.70
  • Fast shipping — 3-day lead time
  • Guaranteed quality & reliable delivery
  • Shipping Lead-Time: 3-5 Days
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