| Description | |
|---|---|
| Catalogue Number | 841116 |
| Synonyms | 2-Bromo-2-methylpropionyl bromide |
| Product Information | |
|---|---|
| CAS number | 20769-85-1 |
| EC number | 244-017-3 |
| Hill Formula | C₄H₆Br₂O |
| Molar Mass | 229.89 g/mol |
| HS Code | 2915 90 70 |
| Structure formula Image | |
| Applications | |
|---|---|
| Application | 2-Bromoisobutyryl bromide for synthesis. CAS 20769-85-1, molar mass 229.89 g/mol. |
| Physicochemical Information | |
|---|---|
| Density | 1.86 g/cm3 (20 °C) |
| Flash point | >110 °C |
| Safety Information according to GHS | |
|---|---|
| Hazard Pictogram(s) |  |
| Hazard Statement(s) | H314: Causes severe skin burns and eye damage. |
| Precautionary Statement(s) | P280: Wear protective gloves/ protective clothing/ eye protection/ face protection. P301 + P330 + P331: IF SWALLOWED: Rinse mouth. Do NOT induce vomiting. P305 + P351 + P338: IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. P308 + P310: IF exposed or concerned: immediately call a POISON CENTER or doctor/ physician. |
| Storage class | 8A Combustible, corrosive hazardous materials |
| WGK | WGK 3 highly water endangering |
| Disposal | 11 Organic acid halides, anhydrides and isocyanates can be added dropwise to an excess of methanol (Cat. No. 822283) to convert them into the corresponding methyl esters or methyl carbamates. If necessary, neutralize with sodium hydroxide solution (Cat. No. 105587). Fill into container A. |
| Safety Information | |
|---|---|
| Hazard Symbols |  Corrosive |
| Categories of danger | corrosive |
| R Phrase | R 34 Causes burns. |
| S Phrase | S 26-36/37/39-45 In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.Wear suitable protective clothing, gloves and eye/face protection.In case of accident or if you feel unwell, seek medical advice immediately (show the label where possible). |
| Storage and Shipping Information | |
|---|---|
| Storage | Store below +30°C. |
| Transport Information | |
|---|---|
| Declaration (railroad and road) ADR, RID | UN 3265 , 8, II |
| Declaration (transport by air) IATA-DGR | UN 3265 , 8, II |
| Declaration (transport by sea) IMDG-Code | UN 3265 , 8, II, Segregation Group: 1 (Acids) |
| Specifications | |
|---|---|
| Assay (GC, area%) | ≥ 98.0 % (a/a) |
| Density (d 20 °C/ 4 °C) | 1.858 - 1.865 |
| Identity (IR) | passes test |