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BX LAB · RESEARCH MATERIALS
Precision raw materials.
Accelerated discoveries.
High-purity building blocks and custom solutions for RNA, oligonucleotide & molecular research.
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Founded in 2013Nucleoside chemistry focus
Certificates published in fullHolder, number and scope — view all
50+ R&D staffProcess development team
Selected building blocks to multi-ton scale3 production sites
Latest updateAugust 17, 2026
COMPANY
Built for nucleoside R&D, process development and scale-up production.
BX Lab is the dedicated nucleoside-compound team of Chongqing Botao Biotechnology Co., Ltd. Founded in 2013, the company supports nucleoside R&D, process development and production through two R&D bases and three production facilities in Chongqing, Hanzhong and Weifang. Scale-up extends to selected building blocks at multi-ton scale.
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Explore our catalog
Product categories · mRNA Products & Services
Product categories · Phosphoramidites
DNA Phosphoramidites41RNA (2'-O-TBDMS) Phosphoramidites202'-O-Me Phosphoramidites462'-O-MOE Phosphoramidites222'-Fluoro Phosphoramidites222'-O-Propargyl Phosphoramidites6LNA Phosphoramidites112'-O-C16 Phosphoramidites5PMO Monomers17ENA Phosphoramidites52'-O-TOM Phosphoramidites1Linker Phosphoramidites26Arabino Phosphoramidites6Reverse Phosphoramidites15GNA Phosphoramidites7TNA Phosphoramidites3cEt-BNA6Other Phosphoramidites84UNA Phosphoramidites43'-O-TBDMS Phosphoramidites32'-F-ANA Phosphoramidites6Thio Phosphoramidites62'-O-NMA Phosphoramidites4L-RNA Phosphoramidites4Dimer Phosphoramidites02'-O-C22 Phosphoramidites45'(E)-VP Phosphoramidites2Imetelstat Series Phosphoramidites5
Product categories · GalNAc
Product categories · Cyclic Dinucleotides
Product categories · Oligonucleotide Synthesis Reagents
Product categories · Nucleosides
Modified Nucleosides4502'-F Nucleosides302'-O-Me Nucleosides472'-O-MOE Nucleosides292'-O-Propargyl Nucleosides3Amino-modified Nucleosides198Isonucleosides2LNA Locked Nucleosides52'-FANA Nucleosides72Halogenated Nucleosides210Anhydro Nucleosides153'-O-Me Nucleosides8Other Modified Nucleosides18Protected Nucleosides157Base-protected Nucleosides36DMTr-protected Nucleosides45Ac-protected Nucleosides1Bz-protected Nucleosides3Trt-protected Nucleosides1TIPDS-protected Nucleosides5Other Protected Nucleosides3Nucleosides, Deoxynucleosides & Others2Nucleosides & Deoxynucleosides14Ara Nucleosides28Other Nucleosides6
Product categories · Molecular Diagnostics
Product categories · Sugars
Product categories · Lipids & Amphiphilic Materials
Glycerides3Lysophosphatidylcholines5Lysophosphatidylethanolamines2PEGylated Amphiphiles1Phosphatidic Acids & Salts2Phosphatidylcholines13Phosphatidylethanolamines4Phosphatidylglycerols5Phosphatidylserines1Quaternary Ammonium Amphiphile Salts2Specialty Amphiphilic Compounds8Sterols & Sterol Derivatives3Sulfated Carbohydrate Salts1Tertiary Amine Amphiphiles4
Complete product catalog
2506 products| Product | Category | Catalog no. | CAS no. | Purity / form | Pack size | |
|---|---|---|---|---|---|---|
| Thiol-Modifier C6 S-S CE Phosphoramidite | Linker Phosphoramidites | BX-LP-0016 | 148254-21-1 | ≥98% | Custom packaging by inquiry | |
| DMT-protected (S)-cEt-G free-hydroxyl precursor | Intermediates | BX-INTE-0115 | 945628-65-9 | ≥98% | Custom packaging by inquiry | |
| Protected UNA-A intermediate | Intermediates | BX-INTE-0116 | 1120329-51-2 | ≥98% | Custom packaging by inquiry | |
| Protected UNA-G intermediate | Intermediates | BX-INTE-0117 | 1120329-60-3 | ≥98% | Custom packaging by inquiry | |
| Protected UNA-C intermediate | Intermediates | BX-INTE-0118 | 1120329-55-6 | ≥98% | Custom packaging by inquiry | |
| Protected UNA-U intermediate | Intermediates | BX-INTE-0119 | 251943-34-7 | ≥98% | Custom packaging by inquiry | |
| C6-S-S-succinate | Succinates | BX-SUCC-0048 | 1191392-70-7 | ≥98% | Custom packaging by inquiry | |
| DMT-protected (S)-cEt-A free-hydroxyl precursor | Intermediates | BX-INTE-0111 | 1197033-18-3 | ≥98% | Custom packaging by inquiry | |
| DMT-protected (S)-cEt-5-Me-U free-hydroxyl precursor | Intermediates | BX-INTE-0112 | 1197033-21-8 | ≥98% | Custom packaging by inquiry | |
| DMT-protected (S)-cEt-5-Me-C free-hydroxyl precursor | Intermediates | BX-INTE-0113 | 1197033-15-0 | ≥98% | Custom packaging by inquiry | |
| 5'-(E)-VP-2'-OMe-A(Bz) | Intermediates | BX-INTE-0114 | 2419895-61-5 | ≥98% | Custom packaging by inquiry | |
| M-lysoPC | Lysophosphatidylcholines | BX-LNP-0008 | 20559-16-4 | Specification by inquiry | Packaging by inquiry |
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From target to qualified material
BX Lab supports research teams across discovery, process development and scale-up with documented materials and responsive scientific support.
Custom synthesis
Share a structure, route or target specification for feasibility review and tailored manufacturing.
Analytical support
Request available identity, purity and batch documentation for qualified catalog materials.
Scale-up planning
Discuss quantity, packaging, delivery milestones and technical requirements with our team.
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Built around your research workflow
RNA THERAPEUTICS
mRNA synthesis & capping materials
Modified nucleotides, cap analogs and related small-molecule research materials.Explore mRNA materialsOLIGONUCLEOTIDES
Modified oligo synthesis
Phosphoramidites, nucleosides, succinates and specialty intermediates.Explore building blocksCONJUGATION
GalNAc delivery research
Ligands, linkers, clusters and conjugation-ready phosphoramidites.Explore GalNAc productsSTEREOCHEMISTRY
Stereodefined phosphorothioate
Chiral auxiliary amidites, resolved Rp/Sp reference standards and stereodefined cyclic dinucleotides.See the stereochemistry line04
Stereochemical control
We supply chiral reagents, reference standards and stereodefined cyclic dinucleotides for phosphorothioate research.
Chiral auxiliary amidites
(D)- and (L)-DPSE and PSM phosphoramidites across DNA, 2'-F, 2'-O-Me and 2'-O-MOE series.
Diastereomeric standards
Resolved Rp and Sp NTPαS isomers for method validation and analytical comparison.
Stereodefined dinucleotides
2'3'-c-di-AM(PS)2 (Rp,Rp) and related cyclic dinucleotides with defined phosphorothioate configuration.
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View all resources Resource center
Practical resources for product selection, specification review, documentation planning and custom chemistry requests.
Product selection guides
How to evaluate phosphoramidites, nucleosides, cap analogs, GalNAc linkers and specialty reagents.
Explore guidesManagement systems and certificates
Review enterprise ISO certificates, EHS controls, quality policy and project-specific documentation.
View quality credentialsCustom project request checklist
Prepare structure, CAS, target scale, desired purity, timeline and analytical requirements before inquiry.
Use checklist05
Frequently asked questions
Can BX Lab provide custom pack sizes?
Yes. Available quantities depend on material, batch status and target specification. Send the product name and desired quantity for review.
How do I request a Certificate of Analysis?
Lot-specific documentation is provided with qualified orders and may be requested during technical evaluation.
Do you support custom synthesis?
Yes. BX Lab reviews custom building blocks, linkers, conjugation intermediates and other research chemistry requests.
Are products for clinical use?
No. Catalog and custom materials described on this site are supplied for research use and are non-GMP.