# BX Lab

Content last reviewed: 2026-07-20.

BX Lab is the nucleoside-compound team of Chongqing Botao Biotechnology Co., Ltd. Founded in 2013, BX Lab develops and supplies nucleosides, nucleotides, oligonucleotide building blocks and specialty research materials, with process development and multi-ton building-block scale-up support.

BX Lab serves qualified research institutions and pharmaceutical or biotechnology companies. Website products and services are research-use and non-GMP.

## Main product families
- https://bxlab.com/categories/2-fluoro-phosphoramidites — 2'-Fluoro Phosphoramidites
- https://bxlab.com/categories/2-o-moe-phosphoramidites — 2'-O-MOE Phosphoramidites
- https://bxlab.com/categories/2-o-me-phosphoramidites — 2'-O-Me Phosphoramidites
- https://bxlab.com/categories/dna-phosphoramidites — DNA Phosphoramidites
- https://bxlab.com/categories/rna-2-o-tbdms-phosphoramidites — RNA (2'-O-TBDMS) Phosphoramidites
- https://bxlab.com/categories/modified-nucleotides — Modified Nucleotides
- https://bxlab.com/categories/cap-analogs — Cap Analogs
- https://bxlab.com/categories/galnac — GalNAc
- https://bxlab.com/categories/sulfurizing-reagents — Sulfurizing Reagents
- https://bxlab.com/categories/coupling-activators — Coupling Activators
- https://bxlab.com/categories/nucleosides-deoxynucleosides-others — Nucleosides, Deoxynucleosides & Others

## Key pages
- https://bxlab.com/catalog — complete product catalog
- https://bxlab.com/technology-platforms — stereocontrolled phosphorothioate chemistry, nucleoside and oligonucleotide building blocks, GalNAc conjugation, cyclic dinucleotides, glycochemistry, sulfurization and activation reagents, analytical standards and custom synthesis
- https://bxlab.com/services — custom chemistry services, process development, scale-up, non-GMP tox material and reference standards
- https://bxlab.com/company — company profile: founded in 2013, nucleoside-focused R&D, two R&D bases, 50+ R&D staff and multi-ton building-block production
- https://bxlab.com/quality — enterprise quality policy, ISO 9001, ISO 14001 and ISO 45001 certificates, downloadable supplier-qualification documents, EHS approach and project-specific quality documentation
- https://bxlab.com/resources — product selection guides, quality documentation notes, application notes and custom request checklists
- https://bxlab.com/news — technical articles and industry analysis on nucleoside chemistry, oligonucleotide raw materials and scale-up, each citing the public literature it draws on
- https://bxlab.com/news/how-to-choose-nucleoside-intermediates-for-scale-up — How to Choose Nucleoside Intermediates for Scale-Up
- https://bxlab.com/news/key-quality-attributes-for-modified-nucleotides — Key Quality Attributes for Modified Nucleotides
- https://bxlab.com/news/sulfurizing-reagents-for-oligonucleotide-synthesis — Sulfurizing Reagents for Oligonucleotide Synthesis
- https://bxlab.com/news/process-development-challenges-in-nucleoside-manufacturing — Process Development Challenges in Nucleoside Manufacturing
- https://bxlab.com/news/what-to-consider-when-sourcing-cap-analogs — What to Consider When Sourcing Cap Analogs
- https://bxlab.com/news/novartis-paid-12-billion-for-avidity-the-structure-is-the-interesting-part — Novartis Paid $12 Billion for Avidity. The Structure Is the Interesting Part.
- https://bxlab.com/news/enzymatic-dna-synthesis-what-it-threatens-and-what-it-does-not — Enzymatic DNA Synthesis: What It Threatens, and What It Does Not
- https://bxlab.com/news/established-chemistry-buys-you-a-smaller-regulatory-package — Established Chemistry Buys You a Smaller Regulatory Package
- https://bxlab.com/news/oligonucleotide-capacity-is-measured-in-moles-and-the-numbers-are-small — Oligonucleotide Capacity Is Measured in Moles, and the Numbers Are Small
- https://bxlab.com/news/what-the-data-says-about-stereodefined-phosphorothioate — What the Data Says About Stereodefined Phosphorothioate
- https://bxlab.com/news/cyclic-dinucleotides-why-the-backbone-is-sulfurized — Cyclic Dinucleotides: Why the Backbone Is Sulfurized
- https://bxlab.com/news/galnac-linker-chemistry-for-oligonucleotide-research — GalNAc Linker Chemistry for Oligonucleotide Research
- https://bxlab.com/news/arrowheads-p-s-detour-to-a-5-prime-cyclopropyl-phosphonate — Arrowhead's P=S Detour to a 5′-Cyclopropyl Phosphonate
- https://bxlab.com/news/antibody-oligonucleotide-conjugates-three-coupled-development-problems — Antibody-Oligonucleotide Conjugates: Three Coupled Development Problems
- https://bxlab.com/support — quote support, technical support, custom chemistry intake and documentation request guidance
- https://bxlab.com/privacy — privacy notice for contact and project information
- https://bxlab.com/terms — website and research-use terms
- https://bxlab.com/categories/2-fluoro-phosphoramidites — 2'-Fluoro Phosphoramidites
- https://bxlab.com/categories/2-f-nucleosides — 2'-F Nucleosides
- https://bxlab.com/categories/2-o-c16-phosphoramidites — 2'-O-C16 Phosphoramidites
- https://bxlab.com/categories/2-o-moe-phosphoramidites — 2'-O-MOE Phosphoramidites
- https://bxlab.com/categories/2-o-moe-nucleosides — 2'-O-MOE Nucleosides
- https://bxlab.com/categories/2-o-me-phosphoramidites — 2'-O-Me Phosphoramidites
- https://bxlab.com/categories/2-o-me-nucleosides — 2'-O-Me Nucleosides
- https://bxlab.com/categories/2-o-propargyl-phosphoramidites — 2'-O-Propargyl Phosphoramidites
- https://bxlab.com/categories/2-o-tom-phosphoramidites — 2'-O-TOM Phosphoramidites
- https://bxlab.com/categories/3-o-me-nucleosides — 3'-O-Me Nucleosides
- https://bxlab.com/categories/arabino-phosphoramidites — Arabino Phosphoramidites
- https://bxlab.com/categories/cap-analogs — Cap Analogs
- https://bxlab.com/categories/dna-phosphoramidites — DNA Phosphoramidites
- https://bxlab.com/categories/ena-phosphoramidites — ENA Phosphoramidites
- https://bxlab.com/categories/gna-phosphoramidites — GNA Phosphoramidites
- https://bxlab.com/categories/galnac — GalNAc
- https://bxlab.com/categories/lna-phosphoramidites — LNA Phosphoramidites
- https://bxlab.com/categories/linker-phosphoramidites — Linker Phosphoramidites
- https://bxlab.com/categories/other-phosphoramidites — Other Phosphoramidites
- https://bxlab.com/categories/5-e-vp-phosphoramidites — 5'(E)-VP Phosphoramidites
- https://bxlab.com/categories/2-o-c22-phosphoramidites — 2'-O-C22 Phosphoramidites
- https://bxlab.com/categories/pmo-monomers — PMO Monomers
- https://bxlab.com/categories/rna-2-o-tbdms-phosphoramidites — RNA (2'-O-TBDMS) Phosphoramidites
- https://bxlab.com/categories/reverse-phosphoramidites — Reverse Phosphoramidites
- https://bxlab.com/categories/succinates — Succinates
- https://bxlab.com/categories/sugars — Sugars
- https://bxlab.com/categories/tna-phosphoramidites — TNA Phosphoramidites
- https://bxlab.com/categories/cet-bna — cEt-BNA
- https://bxlab.com/categories/dndps — dNDPs
- https://bxlab.com/categories/dnmps — dNMPs
- https://bxlab.com/categories/dntps — dNTPs
- https://bxlab.com/categories/ddntps — ddNTPs
- https://bxlab.com/categories/intermediates — Intermediates
- https://bxlab.com/categories/modified-nucleotides — Modified Nucleotides
- https://bxlab.com/categories/other-protected-nucleosides — Other Protected Nucleosides
- https://bxlab.com/categories/base-protected-nucleosides — Base-protected Nucleosides
- https://bxlab.com/categories/bz-protected-nucleosides — Bz-protected Nucleosides
- https://bxlab.com/categories/protected-nucleosides — Protected Nucleosides
- https://bxlab.com/categories/tipds-protected-nucleosides — TIPDS-protected Nucleosides
- https://bxlab.com/categories/dmtr-protected-nucleosides — DMTr-protected Nucleosides
- https://bxlab.com/categories/trt-protected-nucleosides — Trt-protected Nucleosides
- https://bxlab.com/categories/modified-nucleosides — Modified Nucleosides
- https://bxlab.com/categories/lna-locked-nucleosides — LNA Locked Nucleosides
- https://bxlab.com/categories/amino-modified-nucleosides — Amino-modified Nucleosides
- https://bxlab.com/categories/other-modified-nucleosides — Other Modified Nucleosides
- https://bxlab.com/categories/isonucleosides — Isonucleosides
- https://bxlab.com/categories/halogenated-nucleosides — Halogenated Nucleosides
- https://bxlab.com/categories/nucleosides-deoxynucleosides — Nucleosides & Deoxynucleosides
- https://bxlab.com/categories/other-nucleosides — Other Nucleosides
- https://bxlab.com/categories/ara-nucleosides — Ara Nucleosides
- https://bxlab.com/categories/nucleosides-deoxynucleosides-others — Nucleosides, Deoxynucleosides & Others
- https://bxlab.com/categories/nucleotides — Nucleotides
- https://bxlab.com/categories/phosphorus-reagents — Phosphorus Reagents
- https://bxlab.com/categories/anhydro-nucleosides — Anhydro Nucleosides
- https://bxlab.com/categories/una-phosphoramidites — UNA Phosphoramidites
- https://bxlab.com/categories/3-o-tbdms-phosphoramidites — 3'-O-TBDMS Phosphoramidites
- https://bxlab.com/categories/2-f-ana-phosphoramidites — 2'-F-ANA Phosphoramidites
- https://bxlab.com/categories/thio-phosphoramidites — Thio Phosphoramidites
- https://bxlab.com/categories/2-o-nma-phosphoramidites — 2'-O-NMA Phosphoramidites
- https://bxlab.com/categories/l-rna-phosphoramidites — L-RNA Phosphoramidites
- https://bxlab.com/categories/dimer-phosphoramidites — Dimer Phosphoramidites
- https://bxlab.com/categories/imetelstat-series-phosphoramidites — Imetelstat Series Phosphoramidites
- https://bxlab.com/categories/2-fana-nucleosides — 2'-FANA Nucleosides
- https://bxlab.com/categories/2-o-propargyl-nucleosides — 2'-O-Propargyl Nucleosides
- https://bxlab.com/categories/ac-protected-nucleosides — Ac-protected Nucleosides
- https://bxlab.com/categories/sulfurizing-reagents — Sulfurizing Reagents
- https://bxlab.com/categories/nucleoside-protection-derivatization-reagents — Nucleoside Protection & Derivatization Reagents
- https://bxlab.com/categories/stereopure-ps-reagents — Stereopure PS Reagents & Activators (PSI-ψ / CMPT)
- https://bxlab.com/categories/coupling-activators — Coupling Activators
- https://bxlab.com/categories/cyclic-dinucleotides — Cyclic Dinucleotides

## Citation and verification
Technical articles identify their publication date, authoring organization and public literature references. Product pages are research-use catalog records for identity and planning; current specifications, availability, CoA data and supply terms must be confirmed in a BX Lab quotation or lot-specific document.

For current specifications, CoA availability, lead times and custom requests, contact info@bxlab.com.