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Oligonucleotide Synthesis, RNA Raw Materials & Modification

5'-O-DMT-2'-fluoro-2'-deoxyuridine

Oligonucleotide Synthesis, RNA Raw Materials & Modification

N° produitCH64125N° CAS146954-74-7Pureté>=99%
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Résumé du produit

Aperçu rapide

Famille de produits
Oligonucleotide Synthesis, RNA Raw Materials & Modification
FM
C30H29FN2O7
PM
548.6
Pureté
>=99%

5'-O-DMT-2'-fluoro-2'-deoxyuridine is 2'-fluoro-2'-deoxyuridine carrying a 5'-O-(4,4'-dimethoxytrityl) (DMT) group. CH64125 is identified by CAS 146954-74-7, molecular formula C30H29FN2O7, molecular weight 548.6, PubChem CID 7073186, and InChIKey CSSFZSSZXOCCJB-YULOIDQLSA-N.

It is a 2'-F-modified RNA phosphoramidite precursor context: the acid-labile 5'-DMT group is removed at the start of each chain-elongation cycle. The cited oligonucleotide literature discusses 2'-fluoro modifications in relation to RNA affinity and nuclease resistance. Because uracil has no exocyclic amine, no base protecting group is required.

Synonymes

5'-O-DMT-2'-fluoro-2'-deoxyuridine; 5'-O-DMT-2'-F-rU; DMT-2'-F-rU

Identité et spécifications

Catalog No.CH64125
CAS No.146954-74-7
Molecular FormulaC30H29FN2O7
Molecular Weight548.6
PubChem CID7073186
InChIKeyCSSFZSSZXOCCJB-YULOIDQLSA-N
Purity>=99%

Conditions de stockage

2-8 C, tightly closed, protected from light and humidity

Caractéristiques techniques

Nucleobase
Uracil
5'-O protection
DMT (dimethoxytrityl)
Sugar modification
2'-Fluoro-2'-deoxy
Base protection
Unprotected
Grade
N (Normal)
Packaging
1 mg; 100 mg; 250 mg; 500 mg; 1 g; 5 g; 10 g; 25 g; 50 g; 100 g; 200 g; 1 kg; Custom packaging on request
Water content
<=1.0%
Physical form
white, off-white to faint yellow powder

Contexte d’application

  • 5'-DMT 5'-OH protection: the acid-labile 4,4'-dimethoxytrityl group protects the 5'-hydroxyl and is removed at the start of each RNA chain-elongation cycle.
  • 2'-Fluoro sugar modification: cited oligonucleotide literature discusses 2'-fluoro modifications in relation to RNA affinity and nuclease resistance.
  • No base protection needed: uracil has no exocyclic amine, so this building block requires no base protecting group.

Ressources techniques associées

Sources publiques

Questions fréquentes

How does it differ from 5'-O-DMT-2'-O-methyluridine?

Both are 5'-O-DMT-protected uridines, but this one has a 2'-fluoro modification rather than 2'-O-methyl. The 2'-OMe form is cataloged separately.

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