Sigma-Aldrich Dc-Platte 2 5x7 5 Cm 1 Uni

Material

glass support
silica gel 60 matrix

Quality Level

100

Feature

binder Organic Polymer
fluorescent indicator

Packaging

pkg of 100 plates

Technique(S)

thin layer chromatography (TLC): suitable

Layer Thickness

250 μm

Plate L × W

2.5 cm × 7.5 cm

Particle Size

10-12 μm

Pore Size

60 Å medium pore diameter

Storage Temp.

2-30°C

Related Categories

Thin Layer Chromatography (TLC)

General Description

100 Glass plates 2,5 x 7,5 cm

Application

• MSTFA as an Effective TMS Source for the TMSOTf-Catalyzed Synthesis of Cyclic Acetals:This study demonstrates the utility of 2,2,2-Trifluoro-N-methyl-N-(trimethylsilyl)acetamide as an effective trimethylsilyl donor in the synthesis of cyclic acetals, showcasing its role in facilitating catalyst efficiency and improving reaction conditions for organic synthesis within the realm of green chemistry practices (Radomkit et al., 2024).

Linkage

Replaces: 15341-1; 15341

Analysis Note

Specific surface area (according to BET; 5-Pt.measurement): 480 - 540 m²/g
Pore volume(N₂-isotherm):0.74 - 0.84 ml/g
d 50 (laserdiffraction, size distribution): 9.7 - 11.7 µm
Layerthickness: 210 - 270 µm
Deviationof layer thickness per plate: ≤ 35 µm
Chromatographictesting:
A) colourtest
hRf-values
- bleu viforganol, lipophile: 11 - 25
- CeresBlack G, lipophile: 34 - 48
- ceresViolet brn, lipophile: 52 - 67
separationnumber (colour test, lipophile): ≥ 10.5
B)Steroid test
hRf-values
- Hydrocortisone, steroid test: 25 - 37
- Reichstein S, steroid test: 37 - 49
- Methyltestosterone, steroid test: 42 - 54
Typical value determined on a conditioned plate
Eluent A) Toluene (45% rel. humidity)
Eluent B) Ethyl acetate/Toluene (95+5 v/v; 20% rel. humidity)