Trimethylamine N-oxide dihydrate
Trimethylamine N-oxide dihydrate (CAS 62637-93-8), with the linear formula (CH₃)₃NO · 2H₂O and a molecular weight of 111.14 g/mol, is a versatile chemical reagent. It is recognised for its utility as an oxidant, a reactant in C-H bond cleavage, and a decarbonylating agent. This compound serves as a valuable tool in various synthetic organic chemistry applications, facilitating specific chemical transformations with efficiency.
- IUPAC
- TMANO

Oxidation Reactions
Trimethylamine N-oxide dihydrate functions as an effective oxidant in various chemical processes. It can participate in oxidation reactions, facilitating the conversion of other chemical species.
C-H Bond Cleavage
This compound serves as a reactant in processes aimed at cleaving carbon-hydrogen bonds. This application is crucial for specific synthetic strategies in organic chemistry.
Decarbonylating Agent
It acts as a decarbonylating agent, particularly useful for facilitating solvent-free reactions. This property aids in simplifying reaction conditions and work-up procedures.
| Molecular weight | 111.14 |
|---|---|
| Linear formula | (CH3)3NO · 2H2O |
| Assay | ≥99.0% (NT) |
| Grade | purum |
| Application | Reactant for:• C-H bond cleavage1• Oxidation reactions (oxidant)2,3• Decarbonylating agent for solvent-free reactions4 |
| Melting point | 95-99 °C(lit.)95-99 °C |

Hazard statements
- H315Causes skin irritation
- H319Causes serious eye irritation
Precautionary statements
- P305IF IN EYES
| Protective equipment | dust mask type N95 (US), Eyeshields, Gloves |
|---|---|
| Water hazard class (WGK, DE) | 2 |
| Hazard codes (EU) | Xi |
| Risk statements (R) | 36/38 |
| Safety statements (S) | 26-36 |
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 Trimethylamine N-oxide dihydrate used for?
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Trimethylamine N-oxide dihydrate is used as a reactant for C-H bond cleavage, an oxidant in oxidation reactions, and a decarbonylating agent for solvent-free reactions.
What is the CAS number and formula for Trimethylamine N-oxide dihydrate?
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The CAS number for Trimethylamine N-oxide dihydrate is 62637-93-8, and its linear formula is (CH₃)₃NO · 2H₂O.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Trimethylamine N-oxide dihydrate with a minimum purity of ≥99.0% (NT), specified as 'purum' grade. We do not represent this product as USP, BP, or EP grade.
What are the safety considerations when handling Trimethylamine N-oxide dihydrate?
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Trimethylamine N-oxide dihydrate is labelled with GHS07 and a 'Warning' signal word. It carries hazard statements H315 (Causes skin irritation) and H319 (Causes serious eye irritation). Recommended personal protective equipment includes a dust mask type N95 (US), eyeshields, and gloves. Ensure good ventilation and avoid dust formation.
How is Trimethylamine N-oxide dihydrate packed, shipped, and exported?
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Tech Serve Solutions carefully packs and ships fine chemicals like Trimethylamine N-oxide dihydrate, adhering to all relevant international shipping and export regulations to ensure safe and compliant delivery worldwide.
How can I request a sample or a quote for Trimethylamine N-oxide dihydrate?
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To request a sample or a quote for Trimethylamine N-oxide dihydrate, please contact our sales team via the website or by phone, providing your specific requirements and delivery details.
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