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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)
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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HPTLC plates provide superior separation, speed, and sensitivity, making them ideal for advanced qualitative and quantitative analysis.
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