Ethambutol dihydrochloride
Ethambutol dihydrochloride (CAS: 1070-11-7), with the molecular formula C10H24N2O2 · 2HCl and a molecular weight of 277.23 g/mol, is an essential antimycobacterial agent. It functions by interfering with cell wall synthesis in susceptible microorganisms. Primarily, it is employed in combination therapy to treat tuberculosis, crucially aiding in the prevention of drug resistance development. Its efficacy extends to managing multidrug-resistant tuberculosis strains.
- IUPAC
- 2,2′-(1,2-Ethanediyldiimino)bis-1-butanol dihydrochloride,Emb

Tuberculosis Treatment
Ethambutol dihydrochloride is a key component in the multi-drug regimen for treating tuberculosis (TB). It is used in combination with other antitubercular agents to prevent the emergence of drug-resistant strains of Mycobacterium tuberculosis.
Multidrug-Resistant Tuberculosis (MDR-TB) Management
This compound has been utilised in research and clinical settings for the management of multidrug-resistant tuberculosis. Its role is particularly noted in areas with high incidence rates of MDR-TB, contributing to treatment strategies against resistant pathogens.
Research into Antimycobacterial Agents
Ethambutol dihydrochloride serves as a valuable research chemical for studying the mechanisms of antimycobacterial activity. It aids in understanding how compounds interfere with the cell wall synthesis of mycobacteria, facilitating the development of new therapeutic agents.
| Molecular weight | 277.23 |
|---|---|
| Empirical formula | C10H24N2O2 · 2HCl |
| Application | Ethambutol is an antimycobacterial used to treat tuberculosis in combination with other antibiotics to reduce the development of drug resistance. It has been used to study multidrug-resistant tuberculosis (MDR-TB) in highest-incidence-rate areas in China.1 |

Hazard statements
- H360May damage fertility or the unborn child
Precautionary statements
- P201Obtain special instructions before use
- P308IF exposed or concerned
| Protective equipment | Eyeshields, full-face particle respirator type N100 (US), Gloves, respirator cartridge type N100 (US), type P1 (EN143) respirator filter, type P3 (EN 143) respirator cartridges |
|---|---|
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | T |
| Risk statements (R) | 61 |
| Safety statements (S) | 53-22-36/37/39-45 |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
Documentation
Every batch ships with a Certificate of Analysis covering assay, identity and purity; the grade is confirmed against your enquiry. Safety Data Sheets and technical data sheets are available on request.
Supply & logistics
Samples for technical evaluation; bulk MOQ by grade and packaging. In-stock material ships in 7–10 working days, worldwide, with full export documentation.
What is Ethambutol dihydrochloride used for?
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Ethambutol dihydrochloride is an antimycobacterial agent primarily used in combination therapy to treat tuberculosis and to help prevent the development of drug resistance. It is also used in studies concerning multidrug-resistant tuberculosis.
What is the CAS number and formula for Ethambutol dihydrochloride?
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The CAS number for Ethambutol dihydrochloride is 1070-11-7, and its empirical formula (Hill notation) is C10H24N2O2 · 2HCl.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Ethambutol dihydrochloride. The specific assay and grade available will be detailed in the product's Certificate of Analysis. We do not represent this product as USP, BP, or EP grade unless explicitly stated in the product specifications.
What are the main safety concerns with Ethambutol dihydrochloride?
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Ethambutol dihydrochloride is classified as a substance that may damage fertility or the unborn child (H360). Handling requires appropriate personal protective equipment including eyeshields, gloves, and respiratory protection (e.g., Eyeshields, full-face particle respirator type N100 (US), Gloves, respirator cartridge type N100 (US), type P1 (EN143) respirator filter, type P3 (EN 143) respirator cartridges). Always consult the Safety Data Sheet (SDS) before use.
How is Ethambutol dihydrochloride packed, shipped, and exported?
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Ethambutol dihydrochloride is carefully packed to ensure product integrity during transit. Tech Serve Solutions, as a global supplier and exporter, adheres to all relevant regulations for the shipment of chemicals worldwide.
How can I request a sample or quote for Ethambutol dihydrochloride?
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To request a sample or a quotation for Ethambutol dihydrochloride, please contact our sales department through the website or by phone. Our team will be pleased to assist you with your requirements.
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