Molekula
1,3,5-Trioxane
Supplying 4,500+ customers in over 80 countries
ISO 9001:2015 & ISO 14001:2015 certified · Supplying laboratories and industry since 2000 · Listed pack sizes are a starting point — we manufacture, source and repack to the quantity you need
1,3,5-Trioxane is a cyclic trimer of formaldehyde, primarily used as a formaldehyde releaser in resins, adhesives, and preservatives, as well as in organic synthesis. It is also employed as a reagent in organic synthesis, as a disinfectant, and as a solid fuel that burns without visible flame or odor. It is a white crystalline solid with a mild formaldehyde odor. This chemical has a CAS number of 110-88-3, a molecular formula of C3H6O3, and a molecular weight of 90.08 g/mol. It should be stored at ambient temperature, with a signal word of Danger indicating its hazardous nature. Molekula supplies 1,3,5-Trioxane from research to bulk quantities with full documentation and ISO 9001:2015 traceability.
Example image for illustration only. Other packaging and pack sizes are available.
Pricing & pack sizes
These pack sizes aren't a limit. Molekula manufactures, sources and repacks to order — if you need 500 kg and only see 1 kg listed, . We quote from grams to multi-tonne.
Need a different size? Add the nearest pack and change the size in your basket — we price it at the same rate per unit.
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500 g — £30.90 per pack ex VAT · £37.08 inc. VAT
Need a different quantity or pack?
Tell us how much you need and when — drums, IBCs, sacks or a one-off bulk lot. We'll manufacture or source it and come back with a price.
Prices exclude VAT/sales tax and shipping.
Specifications
| Property | Value |
|---|---|
| Appearance | White crystal |
| Water | ≤ 0.05% |
| Assay | ≥ 99.0% |
| Methanol | ≤ 0.1% |
| Formic Acid | ≤ 0.005% |
Storage & handling
| Property | Value |
|---|---|
| Storage Temperature | Ambient |
| Flash Point | 45 °C |
| Transport Class | 4.1 |
| Packing Group | II |
| Acidity | Neutral |
Literature values
Published physical properties of the substance, not batch specifications.
| Property | Value |
|---|---|
| Appearance | Crystalline solid |
| Odour | Characteristic chloroform-like odor |
| Melting Point | 64 °C |
| Boiling Point | 114.5 °C at 759 mmHg |
| Vapour Pressure | 13 mmHg |
Source: PubChem CID 8081 (HSDB, Haz-Map)
Identification
| Property | Value |
|---|---|
| SKU | 89967083 |
| CAS Number | 110-88-3 |
| IUPAC Name | 1,3,5-trioxane |
| EC Number | 203-812-5 |
| Molecular Formula | C3H6O3 |
| Molecular Weight | 90.08 |
| Exact Mass | 90.0317 |
| SMILES | C1OCOCO1 |
| InChIKey | BGJSXRVXTHVRSN-UHFFFAOYSA-N |
| InChI | InChI=1S/C3H6O3/c1-4-2-6-3-5-1/h1-3H2 |
| PubChem CID | 8081 |
| UN Number | UN1325 |
| REACH Code | Y110 |
| TSCA Listed | Yes |
| HTS Code | 2912505000 |
| Tariff Code | 2912500000 |
Safety & GHS
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Flammable
GHS02
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Health Hazard
GHS07
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Serious Health Hazard
GHS08
Hazard statements
- H228 Flammable solid
- H335 May cause respiratory irritation
- H361d Suspected of damaging fertility. Suspected of damaging the unborn child.
Precautionary statements
- P210 Keep away from heat/sparks/open flames/hot surfaces - No smoking
- P261 Avoid breathing dust/fume/gas/mist/vapours/spray
- P281 Use personal protective equipment as required
Documents
Safety Data Sheets (SDS)
Available in English, French, German, Italian, Portuguese, Spanish.
Certificate of Analysis (CoA) by batch
Enter a lot or batch number to retrieve the CoA for that specific batch. We can generate one from spec data if no PDF is on file.
Synonyms
- 1,3,5-Trioxacyclohexane
- Aldeform
- Formaldehyde, trimer
- Metaformaldehyde
- s-Trioxane
- sym-Trioxane
- Triformol
- Trioxan
- Trioxane
- Trioxymethylene
Frequently asked questions
What is 1,3,5-Trioxane commonly used for?
1,3,5-Trioxane is primarily used as a precursor in the production of formaldehyde, as a fuel additive, and in the synthesis of pharmaceutical intermediates.
What is the chemical formula and molecular weight of 1,3,5-Trioxane?
The chemical formula is **C₃H₆O₃**, and the molecular weight is **90.08 g/mol**.
What safety classification does 1,3,5-Trioxane have?
The product carries a **Signal Word: Danger** due to its hazardous properties.
How should 1,3,5-Trioxane be stored?
Store at **ambient temperature** in a cool, dry, well-ventilated area, away from ignition sources.
Can Molekula supply 1,3,5-Trioxane in bulk quantities?
Yes, we offer bulk quantities of 1,3,5-Trioxane—please contact our sales team for specific pricing and availability.
What documentation is provided with an order of 1,3,5-Trioxane?
Each order includes a **Certificate of Analysis (CoA)**, Material Safety Data Sheet (MSDS), and a packing list.
Ready to order or need a custom pack?
Tell us the product, grade, and quantity — Molekula usually responds within one working day with pricing and lead time.