A4715012
Hexadecyl trimethyl ammonium bromide , Used for molecular biology, ≥99% , 57-09-0
Synonym(s):
Cetrimonium bromide;Cetyltrimethylammonium bromide;CTAB;Hexadecyltrimethylammonium bromide;Palmityltrimethylammonium bromide
CAS NO.：57-09-0
Empirical Formula: C19H42BrN
Molecular Weight: 364.45
MDL number: MFCD00011772
EINECS: 200-311-3
| Pack Size | Price | Stock | Quantity |
| 25g | RMB36.00 | In Stock |
|
| 100G | RMB95.20 | In Stock |
|
| 500G | RMB242.40 | In Stock |
|
| 2.5kg | RMB875.20 | In Stock |
|
| others | Enquire |
Update time: 2022-07-08
PRODUCT Properties
| Melting point: | 248-251 °C(lit.) |
| Density | 1.1107 (rough estimate) |
| refractive index | 1.5260 (estimate) |
| Flash point: | 244 °C |
| storage temp. | Store below +30°C. |
| solubility | H2O: 50 mg/mL |
| form | powder |
| color | white |
| PH | 5.0-7.0 (25℃, 0.1M in H2O) |
| Odor | Odorless |
| PH Range | 5 - 7 |
| Water Solubility | 13 g/L (20 ºC) |
| Sensitive | Hygroscopic |
| λmax | λ: 260 nm Amax: 0.06 λ: 280 nm Amax: 0.05 |
| Merck | 14,2025 |
| BRN | 3598189 |
| Stability: | Stable. Incompatible with strong oxidizing agents. Protect from moisture. |
| InChIKey | LZZYPRNAOMGNLH-UHFFFAOYSA-M |
| CAS DataBase Reference | 57-09-0(CAS DataBase Reference) |
| EPA Substance Registry System | Cetyl trimethyl ammonium bromide (57-09-0) |
Description and Uses
Hexadecyltrimethylammonium Bromide (CTAB) is a cationic surfactant used as a template in the synthesis of Mesoporous γ-Fe2O3.
Safety
| Symbol(GHS) |     GHS05,GHS07,GHS08,GHS09 |
| Signal word | Danger |
| Hazard statements | H302-H315-H318-H335-H373-H410 |
| Precautionary statements | P273-P280-P301+P312-P302+P352-P305+P351+P338-P314 |
| Hazard Codes | Xn,N |
| Risk Statements | 22-37/38-41-50-50/53-36/37/38-48/22 |
| Safety Statements | 26-39-61-37/39-60-36 |
| RIDADR | UN 3077 9/PG 3 |
| WGK Germany | 3 |
| RTECS | BQ7875000 |
| F | 3 |
| TSCA | Yes |
| HazardClass | 9 |
| PackingGroup | III |
| HS Code | 29239000 |
| Toxicity | LD50 in mice, rats (mg/kg): 32.0, 44.0 i.v. (Isomaa, Bjondahl) |
