2938-48-9
2938-48-9 structure
- Name: 2,2-DIMETHYLGLUTARIC ANHYDRIDE
- Chemical Name: 3,3-dimethyloxane-2,6-dione
- CAS Number: 2938-48-9
- Molecular Formula: C7H10O3
- Molecular Weight: 142.15200
- Catalog: Chemical reagent Organic reagent fatty acid
- Create Date: 2018-04-04 08:00:00
- Modify Date: 2025-08-20 18:46:21
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Solubility in Toluene：almost transparency
| Name | 3,3-dimethyloxane-2,6-dione |
|---|---|
| Synonyms |
2,2-Dimethylglutaric Anhydride
EINECS 220-922-9 MFCD00006682 dimethylglutaric anhydride 3,3-dimethyl glutaric acid anhydride 2,2-dimethylglutaric acid anhydride 3,3-dimethylglutaric anhydride |
| Density | 1.102g/cm3 |
|---|---|
| Boiling Point | 175-180 °C60 mm Hg(lit.) |
| Melting Point | 34-38 °C(lit.) |
| Molecular Formula | C7H10O3 |
| Molecular Weight | 142.15200 |
| Flash Point | >230 °F |
| Exact Mass | 142.06300 |
| PSA | 43.37000 |
| LogP | 0.87620 |
| Vapour Pressure | 0.0083mmHg at 25°C |
| Index of Refraction | 1.444 |
| Symbol |
GHS07 |
|---|---|
| Signal Word | Warning |
| Hazard Statements | H315-H319-H335 |
| Precautionary Statements | P261-P305 + P351 + P338 |
| Personal Protective Equipment | dust mask type N95 (US);Eyeshields;Gloves |
| Hazard Codes | Xi:Irritant; |
| Risk Phrases | R36/37/38 |
| Safety Phrases | S26-S37/39 |
| RIDADR | NONH for all modes of transport |
| WGK Germany | 3 |
| HS Code | 2918990090 |
|
~71%
2938-48-9 |
| Literature: Pichette, Simon; Aubert-Nicol, Samuel; Lessard, Jean; Spino, Claude European Journal of Organic Chemistry, 2012 , # 7 p. 1328 - 1335 |
|
~%
2938-48-9 |
| Literature: Bruice,T.C.; Pandit,U.K. Journal of the American Chemical Society, 1960 , vol. 82, p. 5858 - 5865 |
|
~%
2938-48-9 |
| Literature: Tiemann Chemische Berichte, 1896 , vol. 29, p. 3007 Chemische Berichte, 1895 , vol. 28, p. 1083 |
| Precursor 2 | |
|---|---|
| DownStream 10 | |
| HS Code | 2918990090 |
|---|---|
| Summary | 2918990090. other carboxylic acids with additional oxygen function and their anhydrides, halides, peroxides and peroxyacids; their halogenated, sulphonated, nitrated or nitrosated derivatives. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:30.0% |