N-(2,5-Dimethoxy-phen-yl)-4-nitro-benzene-sulfonamide
Guo-Yao Zhang1, Shan Qian, Xiao-Cen Li
1Key Laboratory of Drug Targeting of the Education Ministry, West China School of Pharmacy, Sichuan University, Chengdu 610041, People's Republic of China.
This study details a chemical intermediate crucial for synthesizing beta-3 adrenergic receptor agonists. Molecular analysis reveals specific structural features and intermolecular interactions in its crystalline form.
Area of Science:
- Medicinal Chemistry
- Crystallography
- Organic Synthesis
Background:
- Beta-3 adrenergic receptor agonists are vital for treating various medical conditions.
- Novel synthetic intermediates are continuously sought to improve drug development.
Purpose of the Study:
- To characterize a novel chemical intermediate, C(14)H(14)N(2)O(6)S.
- To elucidate the structural and crystallographic properties of this intermediate.
- To assess its utility in the synthesis of beta-3 adrenergic receptor agonists.
Main Methods:
- Single-crystal X-ray diffraction was employed to determine the molecular and crystal structure.
- Analysis of bond angles and distances to understand molecular conformation.
- Identification of intermolecular interactions, including hydrogen bonding.
Main Results:
- The compound C(14)H(14)N(2)O(6)S was synthesized and structurally characterized.
- Methoxy groups showed near-coplanar orientation with the benzene ring.
- A dihedral angle of 67.16° between aromatic rings and an intramolecular N-H⋯O hydrogen bond were observed.
- Crystal packing analysis revealed C-H⋯O hydrogen bonds forming chains along the c-axis.
Conclusions:
- The characterized intermediate possesses unique structural features relevant for pharmaceutical synthesis.
- The observed hydrogen bonding patterns may influence crystal packing and material properties.
- This compound serves as a valuable building block for developing beta-3 adrenergic receptor agonists.
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