2-氯苯酚
化合物
2-氯苯酚又稱鄰氯苯酚,是苯酚的氯代物,化學式為C6H5ClO。它的應用不多,但是苯酚氯化聚合反應的一個中間體。[6] 2-氯苯酚是無色至琥珀色的液體,有着令人不愉快的焦炭味。[7]它溶於乙醇、乙醚、苯,以及苛性鹼的溶液。[8]
2-Chlorophenol[1][2][3][4] | |||
---|---|---|---|
| |||
IUPAC名 2-Chlorophenol | |||
別名 | o-氯苯酚(不再推薦[5]) 2-羥基氯苯 | ||
識別 | |||
CAS號 | 95-57-8 | ||
PubChem | 7245 | ||
ChemSpider | 13837686 | ||
SMILES |
| ||
InChI |
| ||
InChIKey | ISPYQTSUDJAMAB-UHFFFAOYAM | ||
ChEBI | 47083 | ||
DrugBank | DB03110 | ||
KEGG | C14219 | ||
性質 | |||
化學式 | C6H5ClO | ||
摩爾質量 | 128.56 g/mol g·mol⁻¹ | ||
外觀 | 淡琥珀色的液體 | ||
密度 | 1.2634 g/cm3 at 20 °C | ||
熔點 | 9.8 °C(283 K) | ||
沸點 | 174.9 °C(448 K) | ||
溶解性(水) | 20 g/L at 20 °C | ||
溶解性 | 可溶於乙醇、乙醚、苯 | ||
蒸氣壓 | 0.308 kPa | ||
pKa | 8.56 | ||
磁化率 | -77.4·10−6 cm3/mol | ||
熱力學 | |||
熱容 | 1.468 J·g−1·K−1 | ||
危險性 | |||
主要危害 | 腐蝕性,可引起灼傷 | ||
相關物質 | |||
相關化合物 | benzene phenol chlorobenzene | ||
若非註明,所有數據均出自標準狀態(25 ℃,100 kPa)下。 |
製備
苯酚的直接氯化雖然會同時產生鄰位和對位的產物,但以對位的為主。
參考文獻
- ^ Lide, David R., Handbook of Chemistry and Physics 87, Boca Raton, FL: CRC Press: 3–120, 1998, ISBN 0-8493-0594-2
- ^ Lide, David R., Handbook of Chemistry and Physics 87, Boca Raton, FL: CRC Press: 1281, 1998, ISBN 0-8493-0594-2
- ^ Lide, David R., Handbook of Chemistry and Physics 87, Boca Raton, FL: CRC Press: 8–103, 1998, ISBN 0-8493-0594-2
- ^ Lide, David R., Handbook of Chemistry and Physics 87, Boca Raton, FL: CRC Press: 15–18, 1998, ISBN 0-8493-0594-2
- ^ Nomenclature of Organic Chemistry : IUPAC Recommendations and Preferred Names 2013 (Blue Book). Cambridge: The Royal Society of Chemistry. 2014: 690. ISBN 978-0-85404-182-4. doi:10.1039/9781849733069-FP001.
Only one name is retained, phenol, for C6H5-OH, both as a preferred name and for general nomenclature. The structure is substitutable at any position. Locants 2, 3, and 4 are recommended, not o, m, and p.
- ^ Fiege, H.; Voges, H.-M.; Hamamoto, T; Umemura, S.; Iwata, T.; Miki, H.; Fujita, Y.; Buysch, H.-J.; Garbe, D.; Paulus, W., Phenol Derivatives, Ullmann's Encyclopedia of Industrial Chemistry (Weinheim: Wiley-VCH), 2000, doi:10.1002/14356007.a19_313
- ^ 2-Chlorophenol | C6H5ClO - PubChem. [2018-01-24]. (原始內容存檔於2020-09-17).
- ^ Lide, D.R. CRC Handbook of Chemistry and Physics 86TH Edition 2005-2006. CRC Press, Taylor & Francis, Boca Raton, FL 2005, p. 3-110
- ^ Majumder, Suvendu Kumar Pasha, A.; Visweswariah, Krishnamurthy. A process for the preparation of chlorophenols via the hydroxyalkylamine mediated saponification of dichloro- or trichlorobezenes[P]. 1997.5.10. IN 178533. CAN140:303398
拓展鏈接
- ToxFAQs for Chlorophenols, Agency for Toxic Substances and Disease Registry.
- Compound Summary Compendium(頁面存檔備份,存於網際網路檔案館), PubChem Open Chemistry Database.