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442666

Sigma-Aldrich

(+)-(18-Crown-6)-2,3,11,12-tetracarboxylic acid

97%

Synonym(s):

(2R,3R,11R,12R)-1,4,7,10,13,16-Hexaoxacyclooctadecane-2,3,11,12-tetracarboxylic acid

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About This Item

Empirical Formula (Hill Notation):
C16H24O14
CAS Number:
61696-54-6
Molecular Weight:
440.35
Beilstein:
4240375
MDL number:
MFCD00040514
UNSPSC Code:
12352005
PubChem Substance ID:
24867945
NACRES:
NA.22

Assay

97%

optical activity

[α]20/D +62°, c = 1 in methanol

mp

210-212 °C (lit.)

functional group

carboxylic acid
ether

SMILES string

OC(=O)[C@@H]1OCCOCCO[C@H]([C@@H](OCCOCCO[C@H]1C(O)=O)C(O)=O)C(O)=O

InChI

1S/C16H24O14/c17-13(18)9-10(14(19)20)29-7-3-26-4-8-30-12(16(23)24)11(15(21)22)28-6-2-25-1-5-27-9/h9-12H,1-8H2,(H,17,18)(H,19,20)(H,21,22)(H,23,24)/t9-,10-,11-,12-/m1/s1

InChI key

FZERLKNAJSFDSQ-DDHJBXDOSA-N

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Application

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.

Pictograms

Exclamation mark
GHS07

Signal Word

Warning

Hazard Statements

H315,H319,H335

Hazard Classifications

Eye Irrit. 2 - Skin Irrit. 2 - STOT SE 3

Target Organs

Respiratory system

Storage Class Code

11 - Combustible Solids

WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

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Certificates of Analysis (COA)

Lot/Batch Number
15815CO
14504LQ
12702TQ
11831MQ
07330LQ

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Man-Jeong Paik et al.
Journal of chromatography. A, 1274, 1-5 (2013-01-08)
Chiral crown ethers have been widely used in the resolution of various chiral compounds containing a primary amino group. Covalently bonded chiral stationary phases derived from (18-crown-6)-2,3,11,12-tetracarboxylic acid (18-C-6-TA) were developed in our groups and utilized for the resolution for
Areum Lee et al.
Chirality, 22(7), 693-698 (2009-12-17)
Flecainide, an antiarrythmic agent, and its analogs were resolved on a high performance liquid chromatographic chiral stationary phase (CSP) based on (+)-(18-crown-6)-2,3,11,12-tetracarboxylic acid with the use of a mobile phase consisting of methanol-acetonitrile-trifluoroacetic acid-triethylamine (80/20/0.1/0.3, v/v/v/v). The chiral resolution was
Paola Hurtado et al.
The Journal of chemical physics, 136(11), 114301-114301 (2012-03-27)
The elucidation of the structural requirements for molecular recognition by the crown ether (18-crown-6)-2,3,11,12-tetracarboxylic acid (18c6H(4)) and its cationic complexes constitutes a topic of current fundamental and practical interest in catalysis and analytical sciences. The flexibility of the central ether
István Ilisz et al.
Journal of chromatography. A, 1217(7), 1075-1082 (2009-07-21)
Reversed-phase high-performance liquid chromatographic methods were developed for the separation of enantiomers of eleven unnatural beta(2)-amino acids on a new chiral stationary phase, using the 11-methylene-unit spacer of aminoundecylsilica gel for the bonding of (+)-(18-crown-6)-2,3,11,12-tetracarboxylic acid as selector. The nature
Cross, G.G. Fyles, T.M.
The Journal of Organic Chemistry, 62, 6226-6226 (1997)
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