Molekula
4-Methyl-1,2,4-triazolidine-3,5-dione
Supplying 4,500+ customers in over 80 countries
ISO 9001:2015 & ISO 14001:2015 certified · Supplying laboratories and industry since 1999 · Listed pack sizes are a starting point — we manufacture, source and repack to the quantity you need
4-Methyl-1,2,4-triazolidine-3,5-dione (MTD) is a heterocyclic organic compound primarily used as a chemical intermediate in pharmaceuticals, agrochemicals, and polymer synthesis. It serves as a key building block for the production of various functional materials and specialty chemicals. CAS 16312-79-1, molecular formula C3H5N3O2, molecular weight 115.09 g/mol. Stored at ambient conditions. Signal word: Warning. Molekula supplies 4-Methyl-1,2,4-triazolidine-3,5-dione 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
Pack sizes & pricing
Pricing on request — packs available from research to bulk quantities.
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Specifications
Specifications available on request — see Documents below or contact our sales team.
Storage & handling
| Property | Value |
|---|---|
| Storage Temperature | Ambient |
| Acidity | Base |
Identification
| Property | Value |
|---|---|
| SKU | 90037137 |
| CAS Number | 16312-79-1 |
| IUPAC Name | 4-methyl-1,2,4-triazolidine-3,5-dione |
| Molecular Formula | C3H5N3O2 |
| Molecular Weight | 115.09 |
| Exact Mass | 115.0382 |
| SMILES | CN1C(=O)NNC1=O |
| InChIKey | XJOOWWMZMXBLAO-UHFFFAOYSA-N |
| InChI | InChI=1S/C3H5N3O2/c1-6-2(7)4-5-3(6)8/h1H3,(H,4,7)(H,5,8) |
| PubChem CID | 177735 |
| REACH Code | Y113 |
| HTS Code | 29336960 |
| Tariff Code | 2933698090 |
Safety & GHS
-
Health Hazard
GHS07
Hazard statements
- H315 Causes skin irritation
- H319 Causes serious eye irritation
- H335 May cause respiratory irritation
Precautionary statements
- P261 Avoid breathing dust/fume/gas/mist/vapours/spray
- P264 Wash thoroughly after handling
- P280 Wear protective gloves/protective clothing/eye protection/face protection
- P305+351+338 IF IN EYES: Rinse with water for several minutes. Remove contact lenses if present and easy to do. Continue rinsing
Documents
Safety Data Sheets (SDS)
Available in English, French, German, Italian, 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
- 1,2-Dihydro-4-methyl-4H-1,2,4-triazole-3,5-dione
- 1,2,4-Triazolidine-3,5-dione, 4-methyl-
- 4-Methyl-1H-1,2,4-triazole-3,5(2H,4H)-dione
- 4-Methyl-4H-1,2,4-triazole-3,5-diol
- 4-Methyltetrahydro-1H-1,2,4-triazole-3,5-dione
- 4-methylurazol
- 4-Methylurazole
- Bicarbamimide, N-methyl-
Frequently asked questions
What is 4-Methyl-1,2,4-triazolidine-3,5-dione (CAS 16312-79-1) commonly used for?
It is primarily used as the precursor that is oxidized to 4-methyl-1,2,4-triazoline-3,5-dione (MTAD), a highly reactive dienophile and ene reagent. It is also used as a chemical intermediate in organic synthesis, particularly for agrochemicals and pharmaceuticals.
What is the molecular formula and molecular weight of this compound?
The molecular formula is C₃H₅N₃O₂, and the molecular weight is 115.09 g/mol.
How should 4-Methyl-1,2,4-triazolidine-3,5-dione be stored?
Store in a cool, dry place at ambient temperature, away from incompatible substances like strong oxidizers, and ensure containers are tightly sealed.
What grades or purities are available for this compound?
Molekula supplies this compound in technical grade (98%+ purity) and analytical/pharmaceutical grade (99%+ purity) upon request.
Can Molekula supply this product in bulk quantities?
Yes, we offer bulk packaging options (e.g., 5 kg, 25 kg, and 100 kg drums) for industrial and commercial customers—please contact us for pricing and lead times.
What documentation is provided with an order of this chemical?
Each order includes a Certificate of Analysis (CoA), Material Safety Data Sheet (MSDS), and batch-specific documentation for traceability and compliance.
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.