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| CAS No.: | 112945-52-5 |
|---|---|
| Name: | Silicon dioxide |
| Molecular Structure: | |
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| Formula: | SiO2 |
| Molecular Weight: | 60.09 |
| Synonyms: | Silica, amorphous,fumed, cryst.-free;Amorphous silica: Pyrogenic (fumed);Fumed silica, crystalline-free;Fumed synthetic amorphous silica;Aquafil; |
| EINECS: | 238-878-4 |
| Density: | 2.3lb/cu.ftat 25°C (bulk density)(lit.) |
| Melting Point: | >1600 °C |
| Boiling Point: | 2230oC |
| Solubility: | insoluble |
| Appearance: | White powder |
| Hazard Symbols: | R37:Irritating to respiratory system.; |
| Risk Codes: | R37 |
| Safety: | 24/25 |
| PSA: | 34.14000 |
| LogP: | -0.61840 |
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The Silicondioxide, with the CAS registry number 112945-52-5, is also known as Cab-O-grip II . It belongs to the product category of UVCBs-inorganic. Its IUPAC name is called dioxosilane. This chemical's classification codes are Insecticide; Mutation data; Tumor data. This chemical should be closed in a cool dry environment.
Physical properties of Silicondioxide: (1)#H bond acceptors: 2; (2)#H bond donors: 0; (3)#Freely Rotating Bonds: 0; (4)Polar Surface Area: 34.14 Å2; (5)Melting Point: >1600 °C; (6)Density: 2.3 lb/cu.ft at 25 °C (bulk density)(lit.); (7)Refractive Index: n20/D 1.46(lit.); (8)Form: Powder.
Uses of Silicondioxide: it can be used to manufacture glass ceramics, abrasives, oil decolorization, purification ferrosilicon, and analysis the determination of boron, arsenic and silver. It also can be used for TLC system boards.
You can still convert the following datas into molecular structure:
(1)Canonical SMILES: O=[Si]=O
(2)InChI: InChI=1S/O2Si/c1-3-2
(3)InChIKey: VYPSYNLAJGMNEJ-UHFFFAOYSA-N
The toxicity data is as follows:
| Organism | Test Type | Route | Reported Dose (Normalized Dose) | Effect | Source |
|---|---|---|---|---|---|
| rat | LD50 | intravenous | 15mg/kg (15mg/kg) | LUNGS, THORAX, OR RESPIRATION: ACUTE PULMONARY EDEMA | Bolletino della Societe Italiana di Biologia Sperimentale. Vol. 44, Pg. 1685, 1968. |
| rat | LD50 | oral | 3160mg/kg (3160mg/kg) | Agricultural Research Service, USDA Information Memorandum. Vol. 20, Pg. 9, 1966. | |
| rat | LDLo | intraperitoneal | 50mg/kg (50mg/kg) | Archiv fuer Hygiene und Bakteriologie. Vol. 136, Pg. 1, 1952. | |
| rat | LDLo | intratracheal | 10mg/kg (10mg/kg) | Archiv fuer Hygiene und Bakteriologie. Vol. 136, Pg. 1, 1952. |
