English

3,11-Dichloro-6,11-dihydro-6-methyldibenzo[c,f][1,2]thiazepine 5,5-dioxide

November 27, 2025

3,11-Dichloro-6,11-dihydro-6-methyldibenzo[c,f][1,2]thiazepine 5,5-dioxide – High-Purity Intermediate for Advanced Chemical Synthesis

Keyphrase: 3,11-Dichloro-6,11-dihydro-6-methyldibenzo[c,f][1,2]thiazepine 5,5-dioxide CAS 26638-66-4

3,11-Dichloro-6,11-dihydro-6-methyldibenzo[c,f][1,2]thiazepine 5,5-dioxide, Chinese name 3,11-二氯-6,11-二氢-6-甲基-二苯并[c,f][1,2]硫氮杂卓 5,5-二氧化物, is a high-purity heterocyclic compound with molecular formula C14H11Cl2NO2S and molecular weight 328.21. It is widely used as a key intermediate in fine chemicals, pharmaceutical R&D, and specialty chemical synthesis, providing exceptional stability, reproducibility, and performance in complex reactions.


🔬 Applications in Fine Chemicals & Specialty Intermediates

This compound is highly valued for its chlorinated aromatic framework and sulfone-containing thiazepine ring, offering reliable performance in multi-step organic syntheses.

Key advantages:

  • Strong structural stability in multi-step reactions

  • Compatible with halogenation, cyclization, and heterocycle-building processes

  • Ideal for high-value sulfur-nitrogen heterocyclic compounds

  • Used as an intermediate in pharmaceutical and specialty chemical development


🧪 Pharmaceutical & Research Applications

3,11-Dichloro-6,11-dihydro-6-methyldibenzo[c,f][1,2]thiazepine 5,5-dioxide is commonly applied in R&D, pilot-scale projects, and custom synthesis.

Benefits for researchers:

  • High purity suitable for analytical and synthetic laboratories

  • Supports structure–activity relationship (SAR) studies

  • Ideal for heterocycle modification research

  • Stable for long-term storage under controlled conditions


⚗️ Industrial Manufacturing & Scale-Up

The compound’s stable backbone and reproducible quality make it perfect for industrial manufacturing:

  • Contract manufacturing projects

  • Fine chemical production

  • Custom heterocycle synthesis

  • Bulk intermediate preparation

Batch-to-batch consistency ensures smooth downstream processing.


📊 Typical Applications & Highlights

Application Area Function Benefits
Pharmaceutical intermediates Heterocycle synthesis High purity, reliable performance
Fine chemical research SAR and structure modification Stable under reactions, easy handling
Specialty chemicals Functional material synthesis Chlorine & sulfone functional groups enhance reactivity
Laboratory R&D Pilot projects & analytical studies Supports reproducible results and scale-up

Highlights:

  • Dual chlorine substitution allows selective reactions

  • Sulfone group enhances chemical stability

  • High solubility in common organic solvents

  • Suitable for both lab-scale and industrial-scale projects


Advantages of Our Product

  • High-purity, consistent quality

  • Reliable for complex syntheses

  • Stable for long-term storage

  • Safe and compliant packaging for lab or industrial use

  • Flexible quantities from research to bulk supply


📬 Contact Us

For pricing, COA, lead time, and technical support for 3,11-Dichloro-6,11-dihydro-6-methyldibenzo[c,f][1,2]thiazepine 5,5-dioxide (CAS 26638-66-4), please contact:

🤝 Seeking Partnerships for Future Innovation 🤝

●Product Manager Email: Echo@coreychem.com

Packaging:

Sample: 1 kg/bottle
Bulk: 25 kg/ drum

Customized packaging available upon request.

You can also fill out our online message form and we will contact you within 24 hours.