Molekula
2,2-Dimethyl-1,3-dioxane-4,6-dione (Meldrum's Acid)
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
2,2-Dimethyl-1,3-dioxane-4,6-dione, commonly known as Meldrum's acid, is a versatile organic compound used in synthetic chemistry for the formation of cyclic compounds and as a building block in pharmaceutical and agrochemical synthesis. It is a white crystalline solid with a molecular formula of C6H8O4 and a molecular weight of 144.13 g/mol. CAS number: 2033-24-1. Store at 2 to 8 °C. Signal word: Warning. Molekula supplies Meldrum's acid 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
| Property | Value |
|---|---|
| Appearance | White crystals |
| Melting Point | 92 - 96℃ |
| Water | ≤0.2% |
| Identification | Conforms to reference |
| Assay | ≥99.0% |
Storage & handling
| Property | Value |
|---|---|
| Storage Temperature | 2 to 8 °C |
| Transport Class | 9 |
| Packing Group | III |
| Acidity | Neutral |
Identification
| Property | Value |
|---|---|
| SKU | 16238403 |
| CAS Number | 2033-24-1 |
| IUPAC Name | 2,2-dimethyl-1,3-dioxane-4,6-dione |
| EC Number | 217-992-8 |
| Molecular Formula | C6H8O4 |
| Molecular Weight | 144.13 |
| Exact Mass | 144.0423 |
| SMILES | CC1(OC(=O)CC(=O)O1)C |
| InChIKey | GXHFUVWIGNLZSC-UHFFFAOYSA-N |
| InChI | InChI=1S/C6H8O4/c1-6(2)9-4(7)3-5(8)10-6/h3H2,1-2H3 |
| PubChem CID | 16249 |
| UN Number | UN3077 |
| REACH Code | Y110 |
| TSCA Listed | Yes |
| HTS Code | 29322050 |
| Tariff Code | 2932209090 |
Safety & GHS
-
Health Hazard
GHS07
-
Hazardous to the Environment
GHS09
Hazard statements
- H315 Causes skin irritation
- H400 Very toxic to aquatic life
- H411 Toxic to aquatic life with long lasting effects
Precautionary statements
- P261 Avoid breathing dust/fume/gas/mist/vapours/spray
- P273 Avoid release to the environment
- P280 Wear protective gloves/protective clothing/eye protection/face protection
- P301+312 IF SWALLOWED: Call a POISON CENTER or doctor/physician if you feel unwell
- P302+352 IF ON SKIN: Wash with soap and water
- P305+351+338 IF IN EYES: Rinse with water for several minutes. Remove contact lenses if present and easy to do. Continue rinsing
Documents
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-Dioxane-4,6-dione, 2,2-dimethyl-
- 2,2-Dimethyl-1,3-dioxan-4,6-dione
- 2,2-Dimethyl-1,3-dioxane-4,6-dione
- 2,2-Dimethyl-4,6-dioxo-m-dioxane
- 2,2-Dimethyl-m-dioxane-4,6-dione
- cycl-Isopropylidene malonate
- Cyclic isopropylidene malonate
- Isopropylidene malonate
- Malonic acid, cyclic isopropylidene ester
- Meldrum's acid
Frequently asked questions
What is 2,2-Dimethyl-1,3-dioxane-4,6-dione (Meldrum's Acid) used for?
It is primarily used as a synthetic intermediate in organic chemistry, particularly in the synthesis of heterocycles and pharmaceuticals due to its high reactivity and stability.
What is the chemical formula and molecular weight of Meldrum's Acid?
The formula is C6H8O4 with a molecular weight of 144.13 g/mol.
How should Meldrum's Acid be stored?
It should be stored at 2 to 8 °C to maintain stability and prevent decomposition.
What grade of Meldrum's Acid does Molekula supply?
Molekula supplies Meldrum's Acid in reagent grade, suitable for laboratory and synthetic applications.
Can Molekula supply Meldrum's Acid in bulk quantities?
Yes, Molekula can supply Meldrum's Acid in bulk quantities—please contact our sales team for pricing and availability.
What documentation comes with an order of Meldrum's Acid?
Each order includes a Certificate of Analysis (CoA) and Safety Data Sheet (SDS) with the shipment.
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.