CAS RN: 60676-86-0

Thermal analysis-Silicon dioxide, phase-transition temperature 574.29°C

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  • Product code: LINT818403
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60676-86-0 / dioxosilane

Standard CAS: 60676-86-0 Multi CAS: No

Basic Information

CAS
60676-86-0
Multi CAS
No
Molecular Formula
O2Si
Molecular Weight
60.084000
Exact Mass
59.966756
InChI
InChI=1S/O2Si/c1-3-2
InChIKey
VYPSYNLAJGMNEJ-UHFFFAOYSA-N

Physical Properties

Melting Point
3110 °F (NIOSH, 2024) 3110 °F 1710 °C 1716 - 1736 °C 1713 °C
Boiling Point
4046 °F at 760 mmHg (NIOSH, 2024) 4046 °F 2230 °C
Density
2.2 (NIOSH, 2024) - Denser than water; will sink 2.2 @ 25 °C 2.6 Colorless crystals or white powder; odorless and tasteless; density: 2.2-2.6; soluble in molten alkai when finely divided and amorphous /Silicon dioxide/ Density = 2.20 g/cm; Refractive index = 1.459; Surface tension = 5.200 @ 298 K (calc); Thermal conductivity = 1.37 W/m-deg K at 298 deg K ; Heat of Formation = -903.2 kJ/mol at 298 deg K; Heat Capacity = 37.94 J/mol-deg K at 298 deg K; Dielectric Constant = 3.8 /Corning 7940 fused silica/
Physical Description
Transparent to gray, odorless powder. Irritating to the skin and eyes on contact. Inhalation will cause irritation in the respiratory tract. [Note: Amorphous silica is the non-crystalline form of SiO2.] Dry Powder; Other Solid; Dry Powder, Water or Solvent Wet Solid; NKRA; Dry Powder, Pellets or Large Crystals; Pellets or Large Crystals Pellets or Large Crystals; Dry Powder, Liquid; Dry Powder; Other Solid; Dry Powder, Other Solid Water or Solvent Wet Solid; Dry Powder, Pellets or Large Crystals, Liquid; Dry Powder; Dry Powder, Pellets or Large Crystals, Water or Solvent Wet Solid; Dry Powder, Pellets or Large Crystals, Other Solid; Liquid; Water or Solvent Wet Solid, Other Solid; Liquid, Other Solid; Other Solid; Dry Powder, Water or Solvent Wet Solid; Liquid, NKRA; Dry Powder, Other Solid; NKRA; Dry Powder, Pellets or Large Crystals, Water or Solvent Wet Solid, Liquid; Pellets or Large Crystals; Dry Powder, Pellets or Large Crystals; Dry Powder, Liquid Dry Powder; Other Solid
Appearance
Amorphous powder Transparent to gray powder (Note: Amorphous silica is the non-crystalline form of O2Si). ... solid Silica gel is a coherent, rigid, continuous three-dimensional network of spherical particles of colloidal microporous silica. Transparent crystals
State
Solid

Computed Properties

Structural Parameters

Heavy atom count
3
H-bond acceptors
2
Molar refractivity
7.13
TPSA
34.14

LogP / Solubility

WLOGP
-0.62
MLOGP
-0.56
XLogP3
-0.62
Consensus LogP
-0.6
Log S (ESOL)
0.18
Class (ESOL)
Highly soluble
Log S (Ali)
0.39
Class (Ali)
Highly soluble
Log S (SILICOS-IT)
0.46
Class (SILICOS-IT)
Highly soluble

ADME

GI absorption
Low
BBB permeant
Yes
P-gp substrate
No
CYP1A2 inhibitor
No
CYP2C19 inhibitor
No
CYP2C9 inhibitor
No
CYP2D6 inhibitor
No
CYP3A4 inhibitor
No
Log Kp (skin permeation)
-3.53

Drug-likeness / Medicinal Chemistry

Lipinski
Yes
Ghose
No
Veber
Yes
Egan
Yes
Muegge
No
Bioavailability score
0.55
Brenk alerts
1
Leadlikeness
No
Synthetic Accessibility
1

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