Linker Phosphoramidites
Chemical Phosphorylation Reagent II
Quick view. Chemical Phosphorylation Reagent II is a DMT-protected 5'-phosphorylating 2-cyanoethyl N,N-diisopropylphosphoramidite identified by CAS 171285-25-9. CAS 171285-25-9. Catalog target purity: By inquiry. Availability: Inquiry only — contact OROGO to confirm current availability.
Request a quote Review request checklist
Product profile
Chemical Phosphorylation Reagent II is classified as linker phosphoramidites (Formula C39H51N2O9P; molecular weight 722.82).
Chemical Phosphorylation Reagent II is supplied for research use within the Linker Phosphoramidites product family.
For Chemical Phosphorylation Reagent II, confirm the current specification, storage conditions and downstream-method compatibility before routine use.
Names and search terms
Confirmed or normalized name variants
- 5'-Phosphorylating Reagent II
- CPR II
- 5'-Phosphate Reagent A
Useful catalog search terms
- 171285-25-9
- IEKIULVSVQLVMS-UHFFFAOYSA-N
Physicochemical data
| PubChem CID | 10283713 |
|---|---|
| Systematic name | diethyl 2-[[bis(4-methoxyphenyl)-phenylmethoxy]methyl]-2-[[2-cyanoethoxy-[di(propan-2-yl)amino]phosphanyl]oxymethyl]propanedioate |
| SMILES | CCOC(=O)C(COC(C1=CC=CC=C1)(C2=CC=C(C=C2)OC)C3=CC=C(C=C3)OC)(COP(N(C(C)C)C(C)C)OCCC#N)C(=O)OCC |
| InChIKey | IEKIULVSVQLVMS-UHFFFAOYSA-N |
| Chemical form | DMT-protected diethyl-malonate 2-cyanoethyl N,N-diisopropylphosphoramidite |
| Functional identity | Protected 5'-phosphorylating reagent |
| Phosphorus stereochemistry | Unspecified; no single phosphorus configuration is assigned |
| InChI | InChI=1S/C39H51N2O9P/c1-9-46-36(42)38(37(43)47-10-2,28-50-51(49-26-14-25-40)41(29(3)4)30(5)6)27-48-39(31-15-12-11-13-16-31,32-17-21-34(44-7)22-18-32)33-19-23-35(45-8)24-20-33/h11-13,15-24,29-30H,9-10,14,26-28H2,1-8H3 |
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.
Related products
2-O-DMTr-Sulfonyldiethanol-CE-Phosphoramidite
Linker Phosphoramidites · CAS: 108783-02-4
OR-LP-00115'-Amino-Modifier C6-TFA CE Phosphoramidite
Linker Phosphoramidites · CAS: 133975-85-6
OR-LP-00126-palmitamidohexyl CE Phosphoramidite
Linker Phosphoramidites · CAS: 1772522-18-5
OR-LP-0013Spacer C12 Phosphoramidite
Linker Phosphoramidites · CAS: 158665-27-1
OR-LP-0014Spacer PEG-N3 Phosphoramidite
Linker Phosphoramidites · CAS: N/A
OR-LP-0016Thiol-Modifier C6 S-S CE Phosphoramidite
Linker Phosphoramidites · CAS: 148254-21-1
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.
Request a quote Review request checklist
Technology platforms
Catalog-derived platform membership for navigating related chemistry and verifiable product sets.