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Published TCIMAIL newest issue No.197
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CAS RN: 556-67-2 | Product Number: O0142
Octamethylcyclotetrasiloxane
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Purity: >98.0%(GC)
Synonyms:
- Dimethylsiloxane Cyclic Tetramer
Product Documents:
| Size | Unit Price | Belgium | Japan* | Quantity |
|---|---|---|---|---|
| 25ML |
€16.00
|
10 | ≥60 |
|
| 100ML |
€26.00
|
6 | 3 |
|
| 500ML |
€83.00
|
7 | ≥100 |
|
*Stock available in Belgium will be delivered in 1 to 3 days
*Stock available in Japan will be delivered in 1 to 2 weeks (excludes regulated items and dry ice shipments).
| Product Number | O0142 |
| Purity / Analysis Method | >98.0%(GC) |
| Molecular Formula / Molecular Weight | C__8H__2__4O__4Si__4 = 296.62 |
| Physical State (20 deg.C) | Liquid |
| Storage Temperature | Room Temperature (Recommended in a cool and dark place, <15°C) |
| Store Under Inert Gas | Store under inert gas |
| Condition to Avoid | Moisture Sensitive |
| CAS RN | 556-67-2 |
| Reaxys Registry Number | 1787074 |
| PubChem Substance ID | 87574146 |
| SDBS (AIST Spectral DB) | 10371 |
| Merck Index (14) | 6747 |
| MDL Number | MFCD00003269 |
Specifications
| Appearance | Colorless to Almost colorless clear liquid |
| Purity(GC) | min. 98.0 % |
| NMR | confirm to structure |
Properties (reference)
| Melting Point | 18 °C |
| Boiling Point | 175 °C |
| Flash point | 54 °C |
| Specific Gravity (20/20) | 0.96 |
| Refractive Index | 1.40 |
| Solubility in water | Insoluble |
GHS
| Pictogram |
|
| Signal Word | Danger |
| Hazard Statements | H311 : Toxic in contact with skin. H302 : Harmful if swallowed. H361f : Suspected of damaging fertility. H410 : Very toxic to aquatic life with long lasting effects. H226 : Flammable liquid and vapour. |
| Precautionary Statements | P273 : Avoid release to the environment. P210 : Keep away from heat, hot surfaces, sparks, open flames and other ignition sources. No smoking. P201 : Obtain special instructions before use. P280 : Wear protective gloves/ protective clothing/ eye protection/ face protection. P370 + P378 : In case of fire: Use dry sand, dry chemical or alcohol-resistant foam to extinguish. P391 : Collect spillage. |
Related Laws:
| EC Number | 209-136-7 |
| RTECS# | GZ4397000 |
Transport Information:
| UN Number | UN1992 |
| Class | 3 / 6.1 |
| Packing Group | III |
| HS Number | 2934999090 |
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