Reverse Phosphoramidites
Reverse Abasic Phosphoramidite
Quick view. We supply Reverse Abasic Phosphoramidite as an abasic spacer amidite designed for reverse-orientation or polarity-inverted oligonucleotide designs. CAS 401813-16-9. Catalog target purity: ≥98%.

Product profile
Reverse Abasic Phosphoramidite is classified as protected oligonucleotide phosphoramidite building block (Formula C35H45N2O6P; molecular weight 620.73).
Reverse Abasic Phosphoramidite can be evaluated as a monomer or functional building block in solid-phase oligonucleotide synthesis.
For Reverse Abasic Phosphoramidite, confirm the current specification, storage conditions and downstream-method compatibility before routine use.
Names and search terms
Useful catalog search terms
- CAS 401813-16-9
- Protected oligonucleotide phosphoramidite building block
- phosphoramidite coupling group
- Reverse Phosphoramidites
Physicochemical data
| Key chemistry motifs | phosphoramidite coupling group |
|---|---|
| Boiling point | 654.9±55.0 °C(Predicted) |
| SMILES | C(C1C=CC=CC=1)(C1C=CC(OC)=CC=1)(C1C=CC(OC)=CC=1)O[C@H]1CCO[C@@H]1COP(OCCC#N)N(C(C)C)C(C)C |&1:24,28,r| |
| InChIKey | WPNQXLQBMSUHFX-DQCWULFNNA-N |
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.
Additional application examples
- Typical development work includes coupling-condition screening, deprotection compatibility checks and LC-MS/HPLC characterization of test sequences.
- The material can also support related-analog comparison, impurity-reference preparation and route-development studies.
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Frequently asked questions
Can the package size for Reverse Abasic 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-RP-0010 and CAS 401813-16-9, the intended research workflow, required quantity and any additional HPLC, MS or NMR documentation needed.
Product-family literature
The publications below provide peer-reviewed context for the Reverse Phosphoramidites product family and its named chemistry.
