679259

Tetramethyl orthosilicate

deposition grade, ≥98%, ≥99.9% trace metals basis

• Synonim(y): Tetramethoxysilane
• Wzór liniowy: Si(OCH₃)₄
• Numer CAS: 681-84-5
• Masa cząsteczkowa: 152.22
• UNSPSC Code: 12352103
• NACRES: NA.23
• PubChem Substance ID: 24885480
• EC Number: 211-656-4
• Beilstein/REAXYS Number: 1699658
• MDL number: MFCD00008341

Właściwości

• grade: deposition grade
• vapor density: 5.25 (vs air)
• vapor pressure: 13 hPa ( 20 °C)
• assay: ≥98%, ≥99.9% trace metals basis
• form: liquid
• refractive index: n20/D 1.368 (lit.)
• bp: 121-122 °C (lit.)
• mp: −4 °C (lit.)
• density: 1.023 g/mL at 25 °C (lit.)
• SMILES string: CO[Si](OC)(OC)OC
• InChI: 1S/C4H12O4Si/c1-5-9(6-2,7-3)8-4/h1-4H3
• InChI key: LFQCEHFDDXELDD-UHFFFAOYSA-N

Opis

Application

Used in the sol-gel synthesis of chromium-doped silicates and in the formation of hexagonal mesoporous silica layers.

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Informacja o środkach bezpieczeństwa

• pictograms: GHS02,GHS06,GHS05
• signalword: Danger
• hcodes: H226,H315,H318,H330
• pcodes: P210 - P233 - P280 - P303 + P361 + P353 - P304 + P340 + P310 - P305 + P351 + P338
• Hazard Classifications: Acute Tox. 1 Inhalation - Eye Dam. 1 - Flam. Liq. 3 - Skin Irrit. 2
• Klasa składowania: 3 - Flammable liquids
• wgk: WGK 1
• flash_point_f: 78.8 °F - closed cup
• flash_point_c: 26 °C - closed cup
• ppe: Eyeshields, Faceshields, Gloves, type ABEK (EN14387) respirator filter