| Spacer Phosphoramidite 18 |
Catalog Number: 10-1918-xx
Description: Spacer Phosphoramidite 18
18-O-Dimethoxytritylhexaethyleneglycol,1-[(2-cyanoethyl)-
(N,N-diisopropyl)]-phosphoramidite |
| Formula: C42H61N2O10P |
M.W.: 784.93 |
F.W.: 344.30 |
Diluent: Anhydrous Acetonitrile
Add fresh diluent to product vial to recommended concentration and swirl vial occasionally over several minutes until product is completely dissolved. (Some oils may require between 5 and 10 minutes.) Use care to maintain anhydrous conditions. In case of transfer to alternate vial type, ensure recipient vial has been pre-dried. For more information, see http://www.glenres.com/Technical/TB_ABITransfer.pdf.
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| Coupling: No changes needed from standard method recommended by synthesizer manufacturer. |
| Deprotection: No changes needed from standard method recommended by synthesizer manufacturer. |
| Storage: Freezer storage, -10 to -30°C, dry |
| Stability in Solution: 2-3 days |
SPACER MODIFIERS
The spacer phosphoramidites C3, 9, C12 and 18 are used to insert a spacer arm in an oligonucleotide. The compounds may be added in multiple additions when a longer spacer is required. 3’-Spacer C3 CPG may also act as a blocker of exonuclease and polymerase activity at the 3’-terminus. dSpacer is used to introduce a stable abasic site within an oligonucleotide. PC Spacer is a photocleavable C3 spacer modifier, part of our line of photocleavable (PC) modifiers
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