Mironova Labs

DMTMM for Oligonucleotide Chemistry

Clean aqueous coupling for modification steps in oligo synthesis

For process chemists working on oligonucleotide modifications and conjugation steps

≥99%

Purity (HPLC)

Multi-$B

Oligo Market

PF₆

On-DNA Optimized

Aqueous

Water-Compatible

Supported by peer-reviewed research≥99% purity (HPLC)Water-soluble reagentUS-manufacturedDNA-compatible

Post-synthetic modification and labeling steps in oligonucleotide manufacturing require reliable carboxyl-amine coupling in aqueous or mixed-solvent conditions. DMTMM’s water-tolerant triazine mechanism and availability in both Cl (aqueous) and PF₆ (organic) salt forms make it a versatile option for these quality-critical steps.

Challenges & Solutions

Your Challenge. Our Answer.

We understand the specific problems you face — and we built solutions for each one.

The Problem

Post-synthetic modification and conjugation steps often require aqueous-compatible coupling chemistry

Mironova’s Answer

DMTMM·Cl activates carboxylic acids directly in water at neutral pH — ideal for oligonucleotide modification steps

The Problem

EDC/NHS coupling in aqueous conditions has poor reproducibility and low yields for nucleic acid conjugates

Mironova’s Answer

DMTMM’s stable activation intermediate and broader pH tolerance offer improved reproducibility for aqueous conjugation

Published Research

Published Evidence

Key findings from peer-reviewed literature relevant to your application.

Aqueous Activation Stability

DMTMM forms a stable acyloxytriazine intermediate in water, unlike EDC’s transient O-acylisourea that rapidly hydrolyzes.

Kunishima et al., Tetrahedron 1999

On-DNA Amidation Performance

DMTMM·PF₆ achieved higher conversion than HATU for on-DNA amidation, demonstrating nucleic acid compatibility.

Hosozawa et al., Bioorg. Med. Chem. Lett. 2024

Market Context

Oligonucleotide Manufacturing Is Scaling Rapidly

The oligonucleotide therapeutics market is growing rapidly, driven by mRNA, ASO, and siRNA therapeutic pipelines. As oligo manufacturing scales, post-synthetic modification and labeling steps require reagents that perform reliably in aqueous-organic workflows. DMTMM’s water-tolerant activation mechanism positions it for these quality-critical amidation steps.

Precedence Research; Mordor Intelligence; Mironova analysis

Rapid

Oligo market growth

3 Salts

Aqueous + organic options

Application Notes

Oligonucleotide Modification Conditions

Use DMTMM·Cl for fully aqueous conjugation steps (pH 6–8).
Use DMTMM·PF₆ for organic/mixed-solvent modification steps.
1.0–20 eq reagent depending on substrate and coupling efficiency required.
RT to 40 °C, 2–16 h reaction time.
For full protocols and peer-reviewed studies, please visit our DMTMM Science Hub.

Why Mironova

Your Advantage with Mironova

01

Aqueous + Organic Flexibility

Cl salt for fully aqueous modification, PF₆ for polar aprotic solvents. Choose the right salt for your solvent system without changing supplier.

02

Industrial Nucleic Acid Interest

DMTMM-type coupling is being explored in industrial oligonucleotide manufacturing and post-synthetic modification contexts, confirming relevance beyond DEL chemistry.

03

No Guanidinylation Risk

Triazine mechanism avoids the guanidino side products that uronium reagents can produce on nucleobase-adjacent substrates.

04

Scale-Ready Supply

From R&D evaluation quantities to production campaigns. 99%+ purity with full CoA documentation for process qualification.

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FAQ

Frequently Asked Questions

Common technical questions about this product line, answered by our scientific team.

DMTMM is not a phosphoramidite coupling reagent. Its value in oligonucleotide manufacturing is in post-synthetic modification: labeling, conjugation, and amidation steps that require carboxyl-amine coupling in aqueous or mixed-solvent conditions.
For aqueous labeling buffers, use DMTMM·Cl (freely water-soluble). For reactions in DMF or DMA-based systems, PF₆ provides better stability and higher conversion. Contact our technical team for guidance on your specific workflow.
DMTMM forms amide bonds between native carboxylic acids and amines — no pre-functionalization with azides or alkynes required. This simplifies workflows where carboxyl groups are already present. Click chemistry remains preferred for bio-orthogonal applications.

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Receive DMTMM samples with protocol guidance for oligonucleotide applications.

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Related Resources

Technical data, product specifications, and application guidance.