Spacer phosphoramidite 18 (hexaethylene glycol phosphoramidite) is an amidite reagent for oligonucleotide synthesis. It provides a long hydrophilic linker that can be used for the synthesis of Scorpion-type qPCR probes, for spacing biotin from oligo strand, and for other applications requiring spatial separation of modifier and oligo.
Hexaethylene glycol phosphoramidite
Catalog No.: GC59176Purity:>95.00%Synonyms: Spacer Phosphoramidite 18
Products are for research use only. Not for human use. We do not sell to patients.
Cas No.: 125607-09-2
250mgIn Stock
$98.00
1
1gIn Stock
$294.00
1
| Pack Size | Price | Availability | Quantity | Action |
|---|---|---|---|---|
| 250mg | $98.00 | In Stock | 1 | |
| 1g | $294.00 | In Stock | 1 |
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Citations
No citations are currently available for this product. Below are selected publications citing GlpBio products.
Nature641, 529–536 (2025)
Nature628, 630–638 (2024)
Nature632, 686–694 (2024)
Nature618, 1017–1023 (2023)
Nature610, 366–372 (2022)
Cell187(9):2288-2304 (2024)
Cell183(7):1867-1883 (2020)
Science388(6745) (2025)
Science387(6739) (2025)
Science387(6734) (2025)
Cell Research35, 97–116 (2025)
Cell Research34, 683–706 (2024)
Cell Research33, 273–287 (2023)
Cell Research33, 546–561 (2023)
Cell Research33, 904–922 (2023)
Cell Research31, 1291–1307 (2021)
Description
Product Documents
Purity:>95.00%Appearance:An oil
Chemical Properties
CAS No.
125607-09-2
Synonyms
Spacer Phosphoramidite 18
Molecular Formula
C42H61N2O10P
Molecular Weight
784.92
Solubility
DMSO : 50 mg/mL (63.70 mM; Need ultrasonic)
Storage
Storage: 12 months after receival at -20°C in the dark. Transportation: at room temperature for up to 3 weeks. Avoid prolonged exposure to light. Desiccate.
General tips
Select a suitable solvent according to the product solubility data. Once prepared, aliquot the stock solution to avoid repeated freeze-thaw cycles.
Use stock solutions within 6 months when stored at -80°C or within 1 month when stored at -20°C.
To improve solubility, warm the tube to 37°C and sonicate it for an appropriate period.
Use stock solutions within 6 months when stored at -80°C or within 1 month when stored at -20°C.
To improve solubility, warm the tube to 37°C and sonicate it for an appropriate period.
Shipping Condition
Evaluation samples are shipped with blue ice. Other available sizes are shipped at room temperature or with blue ice upon request.
CalculatorsMolarity / Dilution / Molecular Weight / Unit Conversion / In Vivo Formulation / Solubility
g/mol
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