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| CAS No.: | 63148-62-9 |
|---|---|
| Name: | Silicone oil |
| Molecular Structure: | |
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| Formula: | C6H18OSi2 |
| Molecular Weight: | 92.16920 |
| Synonyms: | Siloxanesand Silicones, di-Me;B 8919;BX 16-152B;BY 222-067R;DA 6523;DC 2-3150;DC 200-60M;DMS 1000;Dehesive 940A;Dehesive 942;Dicsilicone Softener 300;Dow Corning 3-4680;ECC 4865;F 370;FM 58;FZ 4174;GP 197;H 1-10000;K 901;KF9008;KF 96L5CS;KS 772;KS 778;L 6910;LDC 2577D;LS 5257;Levaslip 407;MED 6340;Magnasoft HWS;Matsumoto Silicone Softener 318;NUC Silicone L 9000;NuSil CV 2946;Nusil LS 6946;PLY 7511;Rhodorsil 340;RossilFluid;S 5100A;SFD 1;SH 200-1000CS;SLJ 1320;Sani-Pure;Silquat AT 5-49;Silquest PA 1;TC 1;TPR 6600;Tex 100;UV 9440E;V 12100;Versilic;X 21-3043;X 21-5613;X 21-5842;X 24-4044;X 62-7629;X 62-7655;X 62-7658;Y12147;ZBH 201;Polydimethylsiloxane; |
| EINECS: | 203-492-7 |
| Density: | 0.764g/mLat 20°C(lit.) |
| Melting Point: | ?59°C(lit.) |
| Boiling Point: | 101°C(lit.) |
| Flash Point: | 33°F |
| Solubility: | PRACTICALLY INSOLUBLE |
| Appearance: | clear, colorless liquid |
| Hazard Symbols: | F,T |
| Risk Codes: | 11-65-48/23/24/25-36/38-46-45 |
| Safety: | 16-24/25-62-45-36/37-26-53 |
| PSA: | 40.46000 |
| LogP: | -0.32720 |
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Consensus Reports
Specification
The Poly(dimethylsiloxane) with cas registry number of 63148-62-9 also has other registry numbers include 12648-49-6, 12684-12-7, 167748-54-1, 37221-45-7, 39476-41-0, 53125-20-5, 83047-13-6, 9049-10-9, and 9076-36-2. Its EINECS registry number is 203-492-7. This chemical belongs to the categories in Siloxanes; UVCBs-organic; Silane series; Alphabetical Listings; G-HAlphabetic; HA-HTAnalytical Standards; NMR Reference Standards; NMRStable Isotopes; Spectroscopy; Stable Isotopes; Essential Chemicals; Reagent Grade; Routine Reagents; Silicon oils; Polymer Science; Silicones. The superlist names about this chemical are Polydimethylsiloxane; Polydimethylsiloxane (10 centistoke); Polydimethylsiloxane (350 centistoke); Silicones and siloxanes, dimethyl. With appearance of viscous colourless liquid, it is stable but incompatible with strong oxidizing agents. This chemical is an antifoam agent used to cause artificial silicone embolism in rabbits; Hydrosystem is a modified poly(dimethylsiloxane) wetting agent that can be sprayed on prepared tooth surfaces.
Physical properties about this chemical are: (1)Density: 0.963; (2)Melting point: -50 °C; (3)Refractive index: 1.403-1.406; (4)Flash point: 300 °C; (5)Boiling Point: 101 °C(lit.); (6)Vapor Density: >1 (vs air); (7)Vapor Pressure: <5 mm Hg ( 25 °C); (8)Water solubility: practically insoluble.
When you are using this chemical, please be cautious about it as the following:
This chemical is highly flammable. It is irritating to eyes and skin. It is toxic by inhalation, in contact with skin and if swallowed. It may cause lung damage if swallowed and may cause heritable genetic damage and cancer. When using it, Wear suitable protective clothing and gloves to avoid contact with skin and eyes. If swallowed, do not induce vomitting; seek medical advice immediately and show this container or label. In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. Or if you feel unwell, seek medical advice immediately (show the label whenever possible.). Keep away from sources of ignition. Avoid exposure - obtain special instructions before use.
The toxicity data is as follows:
| Organism | Test Type | Route | Reported Dose (Normalized Dose) | Effect | Source |
|---|---|---|---|---|---|
| guinea pig | LD | oral | > 10gm/kg (10000mg/kg) | National Technical Information Service. Vol. OTS0590148, | |
| mouse | LDLo | intraperitoneal | 16mL/kg (16mL/kg) | GASTROINTESTINAL: "HYPERMOTILITY, DIARRHEA" IMMUNOLOGICAL INCLUDING ALLERGIC: DECREASE IN HUMORAL IMMUNE RESPONSE IMMUNOLOGICAL INCLUDING ALLERGIC: DECREASE IN CELLULAR IMMUNE RESPONSE | National Technical Information Service. Vol. OTS0572697, |
| rabbit | LC | inhalation | > 978gm/m3/7.5 (978000mg/m3) | National Technical Information Service. Vol. OTS0590149, | |
| rabbit | LD | skin | > 20mL/kg (20mL/kg) | Union Carbide Data Sheet. Vol. 1/14/1972, | |
| rabbit | LD | skin | > 10200mg/kg (10200mg/kg) | National Technical Information Service. Vol. OTS0572436, | |
| rabbit | LD50 | skin | > 2gm/kg (2000mg/kg) | BEHAVIORAL: FOOD INTAKE (ANIMAL) SKIN AND APPENDAGES (SKIN): "DERMATITIS, OTHER: AFTER SYSTEMIC EXPOSURE" GASTROINTESTINAL: "HYPERMOTILITY, DIARRHEA" | National Technical Information Service. Vol. OTS0537687, |
| rat | LD | intramuscular | > 1200uL/kg (1.2mL/kg) | IMMUNOLOGICAL INCLUDING ALLERGIC: INCREASE IN HUMORAL IMMUNE RESPONSE | National Technical Information Service. Vol. OTS0572813, |
| rat | LD | oral | > 50mL/kg (50mL/kg) | Union Carbide Data Sheet. Vol. 1/14/1972, | |
| rat | LD | oral | > 5gm/kg (5000mg/kg) | National Technical Information Service. Vol. OTS0572658, | |
| rat | LD50 | oral | > 17gm/kg (17000mg/kg) | KIDNEY, URETER, AND BLADDER: OTHER CHANGES | National Technical Information Service. Vol. OTS0537687, |
| rat | LD50 | oral | > 24gm/kg (24000mg/kg) | GASTROINTESTINAL: "HYPERMOTILITY, DIARRHEA" | National Technical Information Service. Vol. LMF-69, |
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