Technical Data Sheet
1-Butyl-1-methyl-pyrrolidinium-bis-(trifluoromethylsulphonyl)-imide (BMPyrr BTA), 25 g
≥99 %
H315-H319-H335
causes skin irritation, causes serious eye irritation, may cause respiratory irritation
P280 P302+P352 P305+P351+P338
wear protective gloves/eye protection, IF ON SKIN: Wash with plenty of water, IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing
Related products
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BMPyrr NTf2, BMPyrr BTA, BMPyrr TFSI
Empirical formula C11H20N2F6S2O4
Molar mass (M) 422,40 g/mol
Density (D) 1,4 g/cm³
WGK 1
CAS No. 223437-11-4
Molar mass (M) 422,40 g/mol
Density (D) 1,4 g/cm³
WGK 1
CAS No. 223437-11-4
Ionic liquid
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Art. No. 2021.1
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Product details
1-Butyl-1-methyl-pyrrolidinium-bis-(trifluoromethylsulphonyl)-imide (BMPyrr BTA) ≥99 %
Technical Information
Alternative Name | BMPyrr NTf2, BMPyrr BTA |
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1-Butyl-1-methyl-pyrrolidinium-bis-(trifluoromethylsulphonyl)-imide (BMPyrr BTA)
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2021.1 | 25 g | glass |
€209.65 |
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2021.2 | 100 g | glass |
€446.15 |
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Downloads / MSDS
General information
Ionic Liquids
Ionic liquids are salts which are available in a liquid state over a wide temperature range. Ionic liquids are composed of organic cations and organic or inorganic anions. Due to their fully ionic structure, they display a variety of interesting properties.
- Negligible vapor pressure
- Excellent chemical and thermal stability
- Low-melting with melting point under 100 °C
- High solubility to a wide range of substances and biopolymers
- Uncomplicated and safe handling compared to conventional solvents
- More environmentally friendly alternative to volatile, ecologically problematic organic solvents
Chemical and physical properties of ionic liquids:
Art. No. | Ionic liquid | Short name | Density | Melting point (°C) | Viscosity (cP) | Conductivity (mS/cm) | Thermal stability / pyrolysis |
2010 | 1-Butyl-3-methyl-imidazolium-chloride | BMIM Cl | n. e. | 65 | n. e. | n. e. | approx. 200 °C* |
2012 | 1-Butyl-3-methyl-imidazolium-hexafluorophosphate | BMIM PF6 | 1,372 (23 °C) | -8 | 267,1 (25 °C) | 1,373 (20 °C) | approx. 200 °C, with water hydrolysis under HF formation* |
2014 | 1-Butyl-3-methyl-imidazolium-tetrafluoroborate | BMIM BF4 | 1,205 (22 °C) | -75 | 103,5 (25 °C) | 3,145 (20 °C) | approx. 200 °C, with water hydrolysis under HF formation* |
2015 | 1-Butyl-3-methyl-imidazolium-trifluoromethanesulphonate | BMIM OTf | 1,299 (24 °C) | 16 | 80 (25 °C) | 3,049 (20 °C) | <250 °C* |
2021 | 1-Butyl-1-methyl-pyrrolidinium-bis-(trifluoromethylsulphonyl)-imide | BMPyrr BTA | 1,395 (23 °C) | -18 | 94,4 (20 °C) | 2,12 (20 °C) | <250 °C* |
2022 | 1-Butyl-1-methyl-pyrrolidinium-dicyanamide | BMPyrr DCA | 1,023 (20 °C) | -55 | 46,4 (20 °C) | 10,83 (30 °C) | <80 °C / >80 °C discolouration* |
2025 | Butyl-trimethyl-ammonium-bis-(trifluoromethylsulphonyl)-imide | N1114 BTA | 1,395 (24 °C) | 7 | 106 (21 °C) | 2,861 (30 °C) | <250 °C* |
2028 | Choline-dihydrogenphosphate | Choline DHP | n. e. | 190 | n. e. | n. e. | n. e. |
2035 | Ethylammonium-nitrate | EAN | 1,209 (26 °C) | 9 | 36,5 (25 °C) | 25,36 (30 °C) | n. e. |
2037 | 1-Ethyl-3-methyl-imidazolium-bromide | EMIM Br | n. e. | 91 | n. e. | n. e. | approx. 200 °C* |
2053 | 1-Ethyl-3-methyl-imidazolium-dicyanamide | EMIM DCA | 1,101 (26 °C) | -21 | 16,8 (21 °C) | 25,3 (21 °C) | <80 °C / >80 °C discolouration* |
2054 | 1-Ethyl-3-methyl-imidazolium-ethylsulphate | EMIM EtSO4 | 1,241 (24 °C) | n. e. | 94,2 (25 °C) | 5,560 (30 °C) | n. e. |
2056 | 1-Ethyl-3-methyl-imidazolium-methanesulphonate | EMIM OMs | 1,242 (23 °C) | n. e. | 134,5 (25 °C) | 3,693 (30 °C) | <250 °C* |
2059 | 1-Ethyl-3-methyl-imidazolium-thiocyanate | EMIM SCN | 1,119 (25 °C) | -6 | 24,7 (20 °C) | 17,87 (20 °C) | <80 °C / >80 °C discolouration* |
2062 | 1-Ethyl-3-methyl-imidazolium-trifluoromethansulphonate | EMIM OTf | 1,386 (25 °C) | -9 | 39,8 (25 °C) | 9,842 (30 °C) | <250 °C* |
2064 | 1-Hexyl-3-methyl-imidazolium chloride | HMIM Cl | 1,041 (26 °C) | -75 | 3302 (35 °C) | 0,076 (30 °C) | <200 °C* |
2069 | 1-Hexyl-3-methyl-imidazolium-hexafluorophosphate | HMIM PF6 | 1,298 (23 °C) | -61 | 464,7 (25 °C) | 0,076 (30 °C) | <200 °C, with water hydrolysis under HF formation* |
2070 | 1-Hexyl-3-methyl-imidazolium-tetrafluoroborate | HMIM BF4 | 1,148 (24 °C) | -82 | 288,3 (20 °C) | 1,176 (20 °C) | <200 °C, with water hydrolysis under HF formation* |
2076 | 1-Methyl-3-octyl-imidazolium-hexafluorophosphate | OMIM PF6 | 1,237 (24 °C) | -70 | 608,3 (25 °C) | 0,444 (30 °C) | <200 °C, with water hydrolysis under HF formation* |
2081 | 1-Methyl-3-octyl-imidazolium-tetrafluoroborate | OMIM BF4 | 1,106 (19 °C) | -81 | 760,3 (20 °C) | 1,266 (30 °C) | <200 °C, with water hydrolysis under HF formation* |
2091 | 1-Methyl-3-propyl-imidazolium-iodide | PMIM I | 1,542 (24 °C) | n. e. | 1385 (20 °C) | 0,958 (30 °C) | n. e. |
2095 | 1-Methyl-1-propyl-piperidinium-bis-(trifluoromethylsulphonyl)- imide | PMPip BTA | 1,413 (23 °C) | 9 | 175,5 (25 °C) | 2,124 (30 °C) | approx. 250 °C* |
2096 | Triethylsulfonium-bis-(trifluoromethylsulphonyl)-imide | S222 BTA | 1,462 (24 °C) | n. e. | 38,9 (20 °C) | 5,12 (25 °C) | n. e. |
*Experience values, not guaranteed / n.e. = not evaluated |
Solubility of ionic liquids:
Art. No. | Ionic liquid | Short name | Water | Isopropanol | Acetone | Acetonitrile | Toluene | Heptane |
2010 | 1-Butyl-3-methyl-imidazolium-chloride | BMIM Cl | Y | Y | Y | Y | N | N |
2012 | 1-Butyl-3-methyl-imidazolium-hexafluorophosphate | BMIM PF6 | N | N | Y | Y | N | N |
2014 | 1-Butyl-3-methyl-imidazolium-tetrafluoroborate | BMIM BF4 | Y | N | Y | Y | N | N |
2015 | 1-Butyl-3-methyl-imidazolium-trifluoromethanesulphonate | BMIM OTf | Y | Y | Y | Y | N | N |
2021 | 1-Butyl-1-methyl-pyrrolidinium-bis-(trifluoromethylsulphonyl)-imide | BMPyrr BTA | N | Y | Y | Y | N | N |
2022 | 1-Butyl-1-methyl-pyrrolidinium-dicyanamide | BMPyrr DCA | Y | Y | Y | Y | N | N |
2025 | Butyl-trimethyl-ammonium-bis-(trifluoromethylsulphonyl)-imide | N1114 BTA | N | Y | Y | Y | N | N |
2028 | Choline-dihydrogenphosphate | Choline DHP | Y | N | N | N | N | N |
2035 | Ethylammonium-nitrate | EAN | Y | Y | Y | Y | N | N |
2037 | 1-Ethyl-3-methyl-imidazolium-bromide | EMIM Br | Y | Y | N | Y | N | N |
2053 | 1-Ethyl-3-methyl-imidazolium-dicyanamide | EMIM DCA | Y | Y | Y | Y | N | N |
2054 | 1-Ethyl-3-methyl-imidazolium-ethylsulphate | EMIM EtSO4 | Y | Y | Y | Y | N | N |
2056 | 1-Ethyl-3-methyl-imidazolium-methanesulphonate | EMIM OMs | Y | Y | Y | Y | Y | N |
2059 | 1-Ethyl-3-methyl-imidazolium-thiocyanate | EMIM SCN | Y | Y | Y | Y | N | N |
2062 | 1-Ethyl-3-methyl-imidazolium-trifluoromethansulphonate | EMIM OTf | Y | Y | Y | Y | T | N |
2064 | 1-Hexyl-3-methyl-imidazolium chloride | HMIM Cl | Y | Y | Y | Y | N | N |
2069 | 1-Hexyl-3-methyl-imidazolium-hexafluorophosphate | HMIM PF6 | N | N | Y | Y | N | N |
2070 | 1-Hexyl-3-methyl-imidazolium-tetrafluoroborate | HMIM BF4 | N | Y | Y | Y | N | N |
2076 | 1-Methyl-3-octyl-imidazolium-hexafluorophosphate | OMIM PF6 | N | N | Y | Y | Y | N |
2081 | 1-Methyl-3-octyl-imidazolium-tetrafluoroborate | OMIM BF4 | N | Y | Y | Y | N | N |
2091 | 1-Methyl-3-propyl-imidazolium-iodide | PMIM I | Y | Y | Y | Y | N | N |
2095 | 1-Methyl-1-propyl-piperidinium-bis-(trifluoromethylsulphonyl)- imide | PMPip BTA | N | Y | Y | Y | T | N |
2096 | Triethylsulfonium-bis-(trifluoromethylsulphonyl)-imide | S222 BTA | N | N | Y | Y | N | N |
Y = miscibel / N = non miscibel / T = partially miscibel |
Certificates of Analysis
Type analysis
Appearance | colorless to yellow liquid |
Assay | ≥99 % |
Water (KF) | ≤0,01 % |
Halogens | ≤0,01 % |