Linker Phosphoramidites
Spacer 18 Phosphoramidite
Quick view. Spacer 18 Phosphoramidite is a DMT-protected hexaethylene-glycol 2-cyanoethyl N,N-diisopropylphosphoramidite identified by CAS 125607-09-2. CAS 125607-09-2. Catalog target purity: ≥98%. Availability: Inquiry only — contact BX Lab to confirm current availability.
Product profile
Spacer 18 Phosphoramidite is classified as linker phosphoramidites (Formula C42H61N2O10P; molecular weight 784.93).
Spacer 18 Phosphoramidite is supplied for research use within the Linker Phosphoramidites product family.
For Spacer 18 Phosphoramidite, confirm the current specification, storage conditions and downstream-method compatibility before routine use.
Names and search terms
Confirmed or normalized name variants
- Spacer CE-Phosphoramidite 18
- Spacer Phosphoramidite 18
- Hexaethylene Glycol Phosphoramidite
- Spacer 18 (PEG) DMT CE Phosphoramidite
Useful catalog search terms
- 125607-09-2
- ZTCKUVQHKIMCLI-UHFFFAOYSA-N
Physicochemical data
| PubChem CID | 22904875 |
|---|---|
| Systematic name | 1,1-bis(4-methoxyphenyl)-1-phenyl-2,5,8,11,14,17-hexaoxanonadecan-19-yl 2-cyanoethyl N,N-diisopropylphosphoramidite |
| SMILES | CC(C)N(C(C)C)P(OCCC#N)OCCOCCOCCOCCOCCOCCOC(C1=CC=CC=C1)(C2=CC=C(C=C2)OC)C3=CC=C(C=C3)OC |
| InChIKey | ZTCKUVQHKIMCLI-UHFFFAOYSA-N |
| Chemical form | DMT-protected hexaethylene-glycol 2-cyanoethyl N,N-diisopropylphosphoramidite |
| Phosphorus stereochemistry | Unspecified; no single phosphorus configuration is assigned |
| InChI | InChI=1S/C42H61N2O10P/c1-35(2)44(36(3)4)55(53-22-10-21-43)54-34-32-51-30-28-49-26-24-47-23-25-48-27-29-50-31-33-52-42(37-11-8-7-9-12-37,38-13-17-40(45-5)18-14-38)39-15-19-41(46-6)20-16-39/h7-9,11-20,35-36H,10,22-34H2,1-6H3 |
Release documentation
The current specification defines the analytical method and acceptance criteria; the released lot result is reported on the CoA.
Additional HPLC, MS or NMR documentation can be agreed during technical review where available.
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Frequently asked questions
Can the package size for Spacer 18 Phosphoramidite be customized?
Yes. Share the initial quantity, expected future scale, delivery timeline and packaging preference for review.
What information should be included in a quote request?
Quote catalog number BX-LP-0026 and CAS 125607-09-2, the intended research workflow, required quantity and any additional HPLC, MS or NMR documentation needed.
Product-family literature
These publications provide peer-reviewed context for the Linker Phosphoramidites product family and its named chemistry. They are background reading only, not evidence for the exact product, supplied form, lot specification, availability or performance.
Technology platforms
Catalog-derived platform membership for navigating related chemistry and verifiable product sets.