2-Hydroxy-2-methylbutyric acid
- CAS NO.：3739-30-8
- Empirical Formula: C5H10O3
- Molecular Weight: 118.13
- MDL number: MFCD00004476
- EINECS: 223-120-7
- SAFETY DATA SHEET (SDS)
- Update Date: 2026-04-22 18:57:36
What is 2-Hydroxy-2-methylbutyric acid ?
The Uses of 2-Hydroxy-2-methylbutyric acid
2-Hydroxy-2-methylbutyric acid can be used as:
- A complexing agent in a new electrolytic system, applicable in the isotachophoretic lanthanide separation.
- An aldehyde surrogate to prepare pyrrolo[1,2-a]quinoxaline derivatives by reacting with 2-(1H-pyrrol-1-yl)aniline.
- A starting material to synthesize Cr(V) reagent named sodium bis(2-hydroxy-2-methylbutyrato)oxochromate(V) (Aldrich cat. no. ALD00006) applicable in the total synthesis of (?)-taxuyunnanine D.
Definition
ChEBI: A branched-chain fatty acid that is 2-methylbutyric acid substituted at C-2 by a hydroxy group.
Purification Methods
Crystallise the acid from *benzene, and sublime it at 90o. [Beilstein 3 H 324.] IRRITANT.
Properties of 2-Hydroxy-2-methylbutyric acid
| Melting point: | 73-75 °C (lit.) |
| Boiling point: | 109 °C / 9mmHg |
| Density | 1.144±0.06 g/cm3(Predicted) |
| storage temp. | Sealed in dry,Room Temperature |
| solubility | Soluble in DMSO |
| pka | pK1:3.991 (18°C) |
| form | powder to crystal |
| color | White to Almost white |
| Water Solubility | within almost transparency |
| CAS DataBase Reference | 3739-30-8(CAS DataBase Reference) |
| NIST Chemistry Reference | 2-Hydroxy-2-methylbutyric acid(3739-30-8) |
Safety information for 2-Hydroxy-2-methylbutyric acid
| Signal word | Warning |
| Pictogram(s) |
 Exclamation Mark Irritant GHS07 |
| GHS Hazard Statements |
H315:Skin corrosion/irritation H319:Serious eye damage/eye irritation H335:Specific target organ toxicity, single exposure;Respiratory tract irritation |
| Precautionary Statement Codes |
P261:Avoid breathing dust/fume/gas/mist/vapours/spray. P264:Wash hands thoroughly after handling. P264:Wash skin thouroughly after handling. P271:Use only outdoors or in a well-ventilated area. P280:Wear protective gloves/protective clothing/eye protection/face protection. P302+P352:IF ON SKIN: wash with plenty of soap and water. P305+P351+P338:IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing. |
Computed Descriptors for 2-Hydroxy-2-methylbutyric acid
2-Hydroxy-2-methylbutyric acid manufacturer
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