CAS 107-51-7|Octamethyltrisiloxane
Introduction：Basic information about CAS 107-51-7|Octamethyltrisiloxane, including its chemical name, molecular formula, synonyms, physicochemical properties, and safety information, etc.
| Common Name | Octamethyltrisiloxane | ||
|---|---|---|---|
| CAS Number | 107-51-7 | Molecular Weight | 236.531 |
| Density | 0.8±0.1 g/cm3 | Boiling Point | 153.0±0.0 °C at 760 mmHg |
| Molecular Formula | C8H24O2Si3 | Melting Point | -82 °C |
| MSDS | ChineseUSA | Flash Point | 55.0±23.0 °C |
| Symbol | GHS02, GHS09 | Signal Word | Warning |
Names
| Name | Octamethyltrisiloxane |
|---|---|
| Synonym | More Synonyms |
Chemical & Physical Properties
| Density | 0.8±0.1 g/cm3 |
|---|---|
| Boiling Point | 153.0±0.0 °C at 760 mmHg |
| Melting Point | -82 °C |
| Molecular Formula | C8H24O2Si3 |
| Molecular Weight | 236.531 |
| Flash Point | 55.0±23.0 °C |
| Exact Mass | 236.108414 |
| PSA | 18.46000 |
| LogP | 4.74 |
| Vapour density | >1 (vs air) |
| Vapour Pressure | 4.4±0.2 mmHg at 25°C |
| Index of Refraction | 1.405 |
| InChIKey | CXQXSVUQTKDNFP-UHFFFAOYSA-N |
| SMILES | C[Si](C)(C)O[Si](C)(C)O[Si](C)(C)C |
| Storage condition | Flammables area |
Safety Information
| Symbol | GHS02, GHS09 |
|---|---|
| Signal Word | Warning |
| Hazard Statements | H226-H410 |
| Precautionary Statements | P273-P501 |
| Personal Protective Equipment | Eyeshields;Faceshields;full-face respirator (US);Gloves;multi-purpose combination respirator cartridge (US);type ABEK (EN14387) respirator filter |
| Hazard Codes | F+ |
| Risk Phrases | R10 |
| Safety Phrases | S23-S24/25 |
| RIDADR | UN 1993 3/PG 3 |
| WGK Germany | 3 |
| Packaging Group | III |
| Hazard Class | 3.2 |
| HS Code | 2934999090 |
Customs
| HS Code | 2934999090 |
|---|---|
| Summary | 2934999090. other heterocyclic compounds. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0% |
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Synonyms
| Trisiloxane, 1,1,1,3,3,5,5,5-octamethyl- |
| Poly(Dimethylsiloxane) |
| Octamethyltrisiloxane |
| EINECS 203-497-4 |
| Dimethylbis(trimethylsilyloxy)silane |
| POLY(DIMETHYLSILOXANE),HYDROXY TERMINATED |
| POLY(DIMETHYLSILOXANE), HYDROXY TERMINATED |
| MFCD01325012 |
