Tetraphenylphosphorus and Tetraphenylantimony (2-Carboxy)benzenesulfonates: Synthesis and Structures

• Published in: Russian journal of coordination chemistry Vol. 49; no. 5; pp. 318 - 323
• Main Authors: Efremov, A. N., Sharutin, V. V.
• Format: Journal Article
• Language: English
• Published: Moscow Pleiades Publishing 01-05-2023; Springer Nature B.V
• Subjects: Benzene; Chemical synthesis; Chemistry; Chemistry and Materials Science; Infrared spectroscopy; Inorganic Chemistry; Physical Chemistry; synthesis; tetraphenylphosphonium (2-carboxy)benzenesulfonate; XRD; tetraphenylstibonium (2-carboxy)benzenesulfonate; structure
• ISSN: 1070-3284; 1608-3318
• DOI: 10.1134/S1070328423700549

The reactions of pentaphenylphosphorus and pentaphenylantimony with 2-sulfobenzoic acid in benzene afford tetraphenylphosphonium [Ph
4
P]
+
[OSO
2
C
6
H
4
(COOH-2)]
−
(
I
) and tetraphenylstibonium [Ph
4
Sb]
+
[OSO
2
C
6
H
4
(COOH-2)]
−
(
II
) (2-carboxy)benzenesulfonates in the yield up to 90%. Compounds
I
and
II
are also synthesized from tetraphenylphosphonium and tetraphenylstibonium chlorides and 2-sulfobenzoic acid in water in the yield up to 89%. The complexes are characterized by X-ray diffraction (XRD) (CIF files CCDC nos. 2144288 (
I
) and 2123516 (
II
)) and IR spectroscopy.