煙酸鹽酸鹽
煙酸鹽酸鹽 | |
---|---|
英文名 | Nicotinic acid hydrochloride Niacin hydrochloride |
別名 | 3-吡啶甲酸鹽酸鹽 |
識別 | |
CAS號 | 636-79-3 |
SMILES |
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性質 | |
化學式 | C6H6ClNO2 |
摩爾質量 | 159.57 g·mol−1 |
外觀 | 晶體 |
熔點 | 250—255 °C(523—528 K)[1] |
若非註明,所有數據均出自標準狀態(25 ℃,100 kPa)下。 |
煙酸鹽酸鹽是一種化合物,化學式為C6H6ClNO2,它由質子化的煙酸陽離子(C6H6NO2+)和氯離子構成,分子間存在O-H…Cl、N-H…O和N-H…Cl氫鍵。[2]它可由煙酸的甲醇溶液和鹽酸的甲醇溶液反應得到。[2]它可以在鉑的催化下於50 °C加壓氫化,得到3-哌啶甲酸鹽酸鹽。[3]
相關物質
煙酸的氫溴酸鹽[4](CAS 51527-85-6)和氫碘酸鹽[5](689268-61-9)是已知的。
參考文獻
- ^ Wibaut, J. P.; Beyerman, H. C. The constitution of dihydronicotyrine (N-methylmyosmine). Recueil des Travaux Chimiques des Pays-Bas et de la Belgique, 1951. 70: 977-984. ISSN: 0370-7539.
- ^ 2.0 2.1 Slouf, Miroslav. 3-Carboxypyridinium chloride. Acta Crystallographica Section E Structure Reports Online. 2000, 57 (1): o61–o62. ISSN 1600-5368. doi:10.1107/S1600536800019632.
- ^ Karpov, A. A.; Krasnikov, S. V.; Betnev, A. F.; Krasovskaya, G. G.; Chal'tsev, A. V. Catalytic hydrogenation of 2-furan- and 2- and 3-pyridinecarboxylic acids. Izvestiya Vysshikh Uchebnykh Zavedenii, Khimiya i Khimicheskaya Tekhnologiya, 2007. 4: 44-46. ISSN: 0579-2991.
- ^ Yoshino, Teruo; Inaba, Shigeru; Komura, Hajime; Ishido, Yoshiharu. Synthetic Studies by the Use of Carbonates. I. The Nucleophilic Substitution Reaction of Ethylene Carbonate with Amine Hydrohalides. Bulletin of the Chemical Society of Japan. 1974, 47 (2): 405–409. ISSN 0009-2673. doi:10.1246/bcsj.47.405.
- ^ Goher, Mohamed A. S.; Mautner, Franz A.; Mak, Thomas C. W.; Abu-Youssef, Morsy A. M. Synthesis and Crystal Structures of [(Nicotinic Acid)2H]+I−, [(2-Amino-6-methylpyridine)H]+(NO3)?, and the 1:1 Complex Between 1-Isoquinoline Carboxylic Acid (Zwitter Ion) and L-Ascorbic Acid Assembled via Hydrogen Bonds. Monatshefte für Chemie / Chemical Monthly. 2003, 134 (12): 1519–1527. ISSN 0026-9247. doi:10.1007/s00706-003-0054-9.