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安全信息

1.05794

Supelco

TLC plates, Silica gel 60 F₂₅₄

pkg of 100 plates, plate L × W 2.5 cm × 7.5 cm, glass support

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别名:
Silica Gel 60 F₂₅₄ TLC Plates
UNSPSC代码:
41115711
NACRES:
NB.21

物料

glass support
silica gel 60 matrix

质量水平

特点

binder Organic Polymer
fluorescent indicator

包装

pkg of 100 plates

技术

thin layer chromatography (TLC): suitable

层厚度

250 μm

板长度 × 宽度

2.5 cm × 7.5 cm

粒径

10-12 μm

孔径

60 Å medium pore diameter

储存温度

2-30°C

一般描述

100 Glass plates 2,5 x 7,5 cm

应用


  • 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).

联系

Replaces: 15341-1; 15341

分析说明

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)

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