(+)-(18-Crown-6)-2,3,11,12-tetracarboxylic acid
Synonym(s):(2R,3R,11R,12R)-1,4,7,10,13,16-Hexaoxacyclooctadecane-2,3,11,12-tetracarboxylic acid
- CAS NO.：61696-54-6
- Empirical Formula: C16H24O14
- Molecular Weight: 440.35
- MDL number: MFCD00040514
- SAFETY DATA SHEET (SDS)
- Update Date: 2026-09-12 18:52:56
What is (+)-(18-Crown-6)-2,3,11,12-tetracarboxylic acid?
Chemical properties
(+)-(18-CROWN-6)-2,3,11,12-TETRACARBOXYLIC ACID is White Solid
The Uses of (+)-(18-Crown-6)-2,3,11,12-tetracarboxylic acid
(+)-(18-CROWN-6)-2,3,11,12-TETRACARBOXYLIC ACID is a calcium and barium chelator. A useful chiral NMR discriminating agent for underivatized amino acids
The Uses of (+)-(18-Crown-6)-2,3,11,12-tetracarboxylic acid
Derived tetracarboxylic acid chloride of this crown ether reacts with meta- and para-xylylene diamines to form chiral captands in high yields. Used as a chiral selector in capillary zone electrophoresis for the separation of a variety of optically active amines. Synthesis of monoamides.
What are the applications of Application
(+)-(18-Crown-6)-2,3,11,12-tetracarboxylic Acid is a chiral crown ether used in capillary liquid chromatography
Properties of (+)-(18-Crown-6)-2,3,11,12-tetracarboxylic acid
| Melting point: | 210-212 °C (lit.) |
| Boiling point: | 798.9±60.0 °C(Predicted) |
| Density | 1.399±0.06 g/cm3(Predicted) |
| storage temp. | -20°C Freezer, Under Inert Atmosphere |
| solubility | Methanol (Slightly), Water (Slightly) |
| form | Solid |
| pka | 1.95±0.70(Predicted) |
| color | Off-White to Pale Yellow |
| optical activity | [α]20/D +62°, c = 1 in methanol |
| BRN | 4240375 |
| Stability: | Hygroscopic |
Safety information for (+)-(18-Crown-6)-2,3,11,12-tetracarboxylic acid
| Signal word | Warning |
| Pictogram(s) |
 Exclamation Mark Irritant GHS07 |
| GHS Hazard Statements |
H315:Skin corrosion/irritation H319:Serious eye damage/eye irritation H335:Specific target organ toxicity, single exposure;Respiratory tract irritation |
| Precautionary Statement Codes |
P261:Avoid breathing dust/fume/gas/mist/vapours/spray. P305+P351+P338:IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing. |
Computed Descriptors for (+)-(18-Crown-6)-2,3,11,12-tetracarboxylic acid
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