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Merck
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Key Documents

1.05794

Supelco

TLC plates, Silica gel 60 F₂₅₄

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

同義詞:

Silica Gel 60 F₂₅₄ TLC Plates

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About This Item

分類程式碼代碼:
41115711
NACRES:
NB.21

材料

glass support
silica gel 60 matrix

品質等級

特點

binder Organic Polymer
fluorescent indicator

包裝

pkg of 100 plates

技術

thin layer chromatography (TLC): suitable

層厚度

250 μm

板長度 × 寬度

2.5 cm × 7.5 cm

粒徑

10-12 μm

孔徑

60 Å medium pore diameter

儲存溫度

2-30°C

一般說明

100 Glass plates 2,5 x 7,5 cm

應用


  • 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).

聯結

Replaces: 15341-1; 15341

分析報告

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)

分析證明 (COA)

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