Trimethylphenylammonium chloride
Synonym(s):Phenyltrimethylammonium chloride;Trimethylphenylammonium chloride
- CAS NO.：138-24-9
- Empirical Formula: C9H14ClN
- Molecular Weight: 171.67
- MDL number: MFCD00011790
- EINECS: 205-319-0
- SAFETY DATA SHEET (SDS)
- Update Date: 2026-01-13 11:27:05
What is Trimethylphenylammonium chloride?
Chemical properties
White or greyish-bleu crystalline powder
The Uses of Trimethylphenylammonium chloride
Phenyltrimethylammonium chloride is an effective phase transfer catalyst, methylating agent, also useful for alkaline depolymerizations, corrosion inhibitor for low carbon steel.
Flammability and Explosibility
Non flammable
Properties of Trimethylphenylammonium chloride
| Melting point: | 246-248 °C (dec.) (lit.) |
| Boiling point: | 283.2°C (rough estimate) |
| Density | 1.0683 (rough estimate) |
| vapor pressure | 0Pa at 25℃ |
| refractive index | 1.6224 (estimate) |
| storage temp. | Store below +30°C. |
| solubility | H2O: 0.1 g/mL, clear |
| form | Solid |
| color | White crystalline |
| PH Range | 4.5 |
| PH | 4.5 (333g/l, H2O, 20℃) |
| explosive limit | 1-6%(V) |
| Water Solubility | soluble |
| Sensitive | Hygroscopic |
| BRN | 3572527 |
| CAS DataBase Reference | 138-24-9(CAS DataBase Reference) |
| NIST Chemistry Reference | Trimethylphenylammonium chloride(138-24-9) |
| EPA Substance Registry System | Benzenaminium, N,N,N-trimethyl-, chloride (138-24-9) |
Safety information for Trimethylphenylammonium chloride
| Signal word | Danger |
| Pictogram(s) |
 Skull and Crossbones Acute Toxicity GHS06 |
| GHS Hazard Statements |
H412:Hazardous to the aquatic environment, long-term hazard |
| Precautionary Statement Codes |
P264:Wash hands thoroughly after handling. P264:Wash skin thouroughly after handling. P270:Do not eat, drink or smoke when using this product. P273:Avoid release to the environment. P280:Wear protective gloves/protective clothing/eye protection/face protection. P301+P310:IF SWALLOWED: Immediately call a POISON CENTER or doctor/physician. |
Computed Descriptors for Trimethylphenylammonium chloride
Trimethylphenylammonium chloride manufacturer
JSK Chemicals
3Y
Phone:+91-9879767984
Whatsapp: +91-9879767970
product: Phenyltrimethylammonium chloride, 98 138-24-9 99%
ASM Organics
Andhra Pradesh
Phone:91-9866122393
Whatsapp: 91-9866122393
product: Phenyltrimethylammonium chloride
Palak Chemical Industries
Ahmedabad
product: Ptmac Phenyl Trimethylammonium Chloride, For Pharma Industry
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