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Merck - 8147500025 - Octamethylcyclotetrasiloxane for synthesis, 25 mL

Name: Merck - 8147500025 - Octamethylcyclotetrasiloxane for synthesis, 25 mL
SKU: 8147500025
Price: 70.95 USD
Availability: InStock

$70.95

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ITEM #: 7163739
Octamethylcyclotetrasiloxane for synthesis. CAS 556-67-2, molar mass 296.62 g/mol.
This listing is for 25 ml Glass bottle

Catalogue Number 814750
Synonyms Octamethyltetrasiloxane
CAS number 556-67-2
EC index number 014-018-00-1
EC number 209-136-7
Hill Formula CHOSi
Molar Mass 296.62 g/mol
HS Code 2931 90 00
Structure formula Image
Quality Level MQ200
Application Octamethylcyclotetrasiloxane for synthesis. CAS 556-67-2, molar mass 296.62 g/mol.
Boiling point 176 ° C (1013 hPa)
Density 0.95 g/cm3 (25 ° C)
Explosion limit 0.4 - 11.7 %(V)
Flash point 51 ° C
Ignition temperature 400 ° C
Melting Point 18 ° C
Vapor pressure 1.3 hPa (20 ° C)
Viscosity kinematic 1.6 mm2/s (20 ° C)
Solubility 2000 mg/kg
LD 50 dermal LD50 Rat > 2400 mg/kg
Hazard Pictogram(s)
Hazard Statement(s) H226: Flammable liquid and vapour.
H361f: Suspected of damaging fertility.

H410: Very toxic to aquatic life with long lasting effects.
Precautionary Statement(s) P202: Do not handle until all safety precautions have been read and understood.
P210: Keep away from heat, hot surfaces, sparks, open flames and other ignition sources. No smoking.
P233: Keep container tightly closed.
P240: Ground and bond container and receiving equipment.
P273: Avoid release to the environment.
P308 + P313: IF exposed or concerned: Get medical advice/ attention.
Signal Word Warning
RTECS GZ4397000
Storage class 3 Flammable liquids
WGK WGK 3 highly hazardous to water
Disposal 3
Relatively unreactive organic reagents should be collected in container A. If halogenated, they should be collected in container B. For solid residues use container C.
Categories of danger dangerous for the environment, toxic for reproduction
Storage Store below +30° C.
Declaration (railroad and road) ADR, RID UN 1993 , 3, II
Declaration (transport by air) IATA-DGR UN 1993 , 3, II
Declaration (transport by sea) IMDG-Code UN 1993 , 3, II
Assay (GC, area%) ≥ 98.0 % (a/a)
Refractive index (n 25°/D) 1.394 - 1.395
Due to its specific melting range the product may be solid, liquid, a solidified melt or a supercooled melt.

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