cEt-BNA
DMTr-S-cEt-5-Me-rC(Bz)-3'-CE-Phosphoramidite
Quick view. A DMTr-protected N4-benzoyl S-cEt-5-methylcytosine phosphoramidite for research-use oligonucleotide synthesis. CAS 1197033-17-2. Catalog target purity: ≥98%. Availability: Inquiry only — contact BX Lab to confirm current availability.

Product profile
DMTr-S-cEt-5-Me-rC(Bz)-3'-CE-Phosphoramidite is classified as cet-bna (Formula C49H56N5O9P; molecular weight 890.00).
DMTr-S-cEt-5-Me-rC(Bz)-3'-CE-Phosphoramidite — Protected S-cEt phosphoramidite building block for research-use oligonucleotide synthesis.
For DMTr-S-cEt-5-Me-rC(Bz)-3'-CE-Phosphoramidite, confirm the current specification, storage conditions and downstream-method compatibility before routine use.
Names and search terms
Confirmed or normalized name variants
- S-cEt-5-Me-C(Bz) phosphoramidite
- 5'-O-DMTr-cEt-BNA-N-Bz-Me-Cytidine-CEP
- DMT-S-cEt-5-Me-rC(Bz)-3'-CE-Phosphoramidite
Useful catalog search terms
- 1197033-17-2
- PubChem CID 45139840
Physicochemical data
| PubChem CID | 45139840 |
|---|---|
| InChIKey | BDTXILPCBUAYPJ-USFFSJIASA-N |
| Nucleobase | N4-benzoyl 5-methylcytosine |
| Sugar framework | S-cEt |
| Protecting group | DMTr |
| Phosphoramidite | 2-Cyanoethyl N,N-diisopropyl |
| Phosphorus stereochemistry | Unspecified |
| InChI | InChI=1S/C49H56N5O9P/c1-32(2)54(33(3)4)64(60-29-15-28-50)63-43-42-46(53-30-34(5)44(52-47(53)56)51-45(55)36-16-11-9-12-17-36)62-48(43,35(6)61-42)31-59-49(37-18-13-10-14-19-37,38-20-24-40(57-7)25-21-38)39-22-26-41(58-8)27-23-39/h9-14,16-27,30,32-33,35,42-43,46H,15,29,31H2,1-8H3,(H,51,52,55,56)/t35-,42+,43-,46+,48-,64?/m0/s1 |
| SMILES | COc1ccc(C(OC[C@]23O[C@@H](n4cc(C)c(=NC(=O)c5ccccc5)nc4O)[C@H](O[C@H]2C)[C@@H]3OP(OCCC#N)N(C(C)C)C(C)C)(c2ccccc2)c2ccc(OC)cc2)cc1 |
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
DMTr-S-cEt-5-Me-rC(Ac)-3'-CE-Phosphoramidite
cEt-BNA · CAS: N/A
BX-CB-0003DMTr-S-cEt-rG(iBu)-3'-CE-Phosphoramidite
cEt-BNA · CAS: 945628-66-0
BX-CB-0004DMTr-S-cEt-rA(Bz)-3'-CE-Phosphoramidite
cEt-BNA · CAS: 1197033-19-4
BX-CB-0005S-cEt-T-CE-Phosphoramidite
cEt-BNA · CAS: 1197033-22-9
BX-CB-0006BNA(N-Me)-A(Bz)-CE-Phosphoramidite
cEt-BNA · CAS: 1247023-38-6
Frequently asked questions
Can the package size for DMTr-S-cEt-5-Me-rC(Bz)-3'-CE-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-CB-0002 and CAS 1197033-17-2, 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 cEt-BNA 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.
