Molekula
tert-Butyl acetoacetate
ISO 9001:2015 & ISO 14001:2015 certified · Supplying laboratories and industry since 2000 · Listed pack sizes are a starting point — we source and repack to the quantity you need
tert-Butyl acetoacetate is a beta-keto ester widely used as a building block in organic synthesis, pharmaceuticals, and agrochemicals for its reactivity in forming heterocycles and as a solvent. It appears as a colorless to pale yellow liquid with a mild ester odor. Catalogue details include CAS 1694-31-1, molecular formula CH3COCH2COOC(CH3)3, and molecular weight 158.19 g/mol. It is stable at ambient storage conditions with no signal word classification. Molekula supplies tert-Butyl acetoacetate from research to bulk quantities with full documentation and ISO 9001:2015 traceability.
Overview
tert-Butyl acetoacetate is a beta-keto ester widely used as a building block in organic synthesis, pharmaceuticals, and agrochemicals for its reactivity in forming heterocycles and as a solvent. It appears as a colorless to pale yellow liquid with a mild ester odor. Catalogue details include CAS 1694-31-1, molecular formula CH3COCH2COOC(CH3)3, and molecular weight 158.19 g/mol. It is stable at ambient storage conditions with no signal word classification. Molekula supplies tert-Butyl acetoacetate from research to bulk quantities with full documentation and ISO 9001:2015 traceability.
Pricing & pack sizes
These pack sizes aren't a limit. Molekula sources and repacks to order — if you need 500 kg and only see 1 kg listed, . We quote from grams to multi-tonne.
-
100 g — £30.60 per pack
Need a different quantity or pack?
Tell us the quantity you actually need — drums, IBCs, sacks or a one-off bulk lot. We'll source it and come back with a price, usually within one working day.
Prices exclude VAT/sales tax and shipping.
Specifications
| Property | Value |
|---|---|
| Appearance | Colourless or light yellow transparent liquid |
| Assay | ≥98.0% |
| Acidity | ≤0.15% |
Storage & handling
| Property | Value |
|---|---|
| Storage Temperature | Ambient |
| Flash Point | 66 C |
| Acidity | Neutral |
Identification
| Property | Value |
|---|---|
| SKU | 79269061 |
| CAS Number | 1694-31-1 |
| Molecular Formula | CH3COCH2COOC(CH3)3 |
| Molecular Weight | 158.19 |
| SMILES | O=C(OC(C)(C)C)CC(=O)C |
| REACH Code | Y110 |
| TSCA Listed | Yes |
| HTS Code | 2918.30.90.00 |
| Tariff Code | 2918300090 |
Safety & GHS
Precautionary statements
- P280 Wear protective gloves/protective clothing/eye protection/face protection
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
No alternate names recorded for this product.
Frequently asked questions
What is tert-Butyl acetoacetate commonly used for?
It is primarily used as a building block in organic synthesis, including the production of pharmaceuticals, agrochemicals, and flavors/fragrances, as well as a solvent and stabilizer in various formulations.
What is the molecular formula and molecular weight of tert-Butyl acetoacetate?
The molecular formula is **CH₃COCH₂COOC(CH₃)₃**, and the molecular weight is **158.19 g/mol**.
How should tert-Butyl acetoacetate be stored?
Store in a tightly sealed container at **ambient temperature**, away from sources of ignition and incompatible materials.
What grades or purities of tert-Butyl acetoacetate does Molekula supply?
Molekula supplies **technical grade** and **high-purity (HPLC/GC grade)** tert-Butyl acetoacetate, depending on your application requirements.
Can Molekula supply tert-Butyl acetoacetate in bulk quantities?
Yes, Molekula can supply tert-Butyl acetoacetate in **bulk quantities**, with flexible packaging options (drums, IBCs, or custom solutions) for large-scale orders.
What documentation is provided with an order of tert-Butyl acetoacetate?
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.