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AvermectinÔÚ²»Í¬ÈܼÁÖÐÈܽâ¶ÈµÄ²â¶¨Óë¹ØÁª_ҩѧרҵ±ÏÒµÂÛÎÄ           ×÷ÕߣºÐ»ÖÇ ¼¾ÇåÈÙ ³£Ö¾¶«£¬ ËïÐË»ª º«¼Ñ±ö ºúÐÀ ÍõÃ÷÷ ÀîÎľü ¡¾¹Ø¼ü´Ê¡¿  ,Avermectin£»,Èܽâ¶È,¶¯Ì¬·¨        ÕªÒª£º ±¾ÎÄÓö¯Ì¬·¨²â¶¨avermectinÔÚ¼×´¼¡¢ÒÒ´¼¡¢Õý±û´¼¡¢Õý¶¡´¼ºÍÕýÎì´¼ÖеÄÈܽâ¶ÈÇúÏߣ¬²¢·Ö±ðÓÃÀíÏëÈÜҺģÐÍ¡¢ApelblatÈܽâ¶ÈÄ£ÐͺͶàÏîʽ¾­Ñé·½³Ì¶ÔʵÑé²â¶¨Èܽâ¶ÈÊý¾Ý½øÐйØÁª¡£½á¹ûÏÔʾÀíÏëÈÜҺģÐ͵ÄÎó²î½Ï´ó£¬¶àÏîʽ¾­Ñé·½³ÌµÄÎó²î×îС¡£ÊµÑéµÃµ½µÄÈܽâ¶ÈÇúÏß¼°¹ØÁª½á¹û¶Ôavermectin½á¾§¹¤ÒÕµÄÑо¿¾ßÓнϴóµÄÒâÒå¡£ ¹Ø¼ü´Ê£º Avermectin£» Èܽâ¶È ¶¯Ì¬·¨     Determination and correlation of solubilities of avermectins in different solvents     ABSTRACT Solubilities of avermectins in methanol, enthanol, npropyl alcohol, nbutanol and namyl alcohol were determined with dynamic method. The experimental data were correlated with mathematics models such as the ideal solution, Apelblat and polynomial empirical equation respectively. Correlation results showed that the polynomial empirical equation is the best to fit in the experimental results. Results of experiments and correlations can be used in the industrial crystallization of avermectins. KEY WORDS Avermectin; Solubility; Dynamic method  ¡¡AvermectinsÊÇÒ»×å½á¹¹ÏàËƵĴó»·ÄÚõ¥À࿹ÉúËØ£¬¾ßÓм«Ç¿µÄɱ³æ»îÐÔ£¬Æä¶ÀÌصÄ×÷ÓûúÀíʹµÃËü¶ÔÈ˺ÍÆäËü²¸È鶯ÎﰲȫÐԸߣ»ËüÔÚ¹âÕÕ¡¢Ö²ÎïºÍ΢ÉúÎïµÄ×÷ÓÃÏ¿ÉÒÔÍêÈ«·Ö½â£¬ÎÞÈκβÐÁô£Û1¡«3£Ý£¬ÉÏÊöÌØÐÔʹavermectin³ÉΪ¾ßÓо޴óÓ¦ÓÃÇ°¾°µÄÓѺÃÆ·¡£AvermectinµÄÉú²ú¹¤ÒÕ°üÀ¨·¢½Í¡¢ÝÍÈ¡ºÍ½á¾§Èý¸öÖ÷Òª²¿·Ö£¬½á¾§ÊÇavermectinÌá´¿µÄÖ÷Òª¹¤ÒÕ£Û4£Ý£¬Ò²ÊÇ¿ØÖƲúÆ·ÖÊÁ¿µÄ¹Ø¼ü²½Öè¡£¹ý±¥ºÍ¶ÈÊǽᾧµÄÍƶ¯Á¦£¬¿ØÖƹý±¥ºÍ¶ÈÊÇ¿ØÖƽᾧµÄÖ÷ÒªÊֶΣÛ5£Ý¡£¿ØÖƹý±¥ºÍ¶ÈÐèҪ׼ȷµÄÈܽâ¶ÈÊý¾Ý£¬´ËÍ⣬Èܽâ¶ÈÇúÏ߶ÔÊÕÂʼÆËã¡¢ÈܼÁµÄÑ¡ÔñºÍ½á¾§Æ÷µÄÉè¼Æ¶¼ÓÐÖØÒªµÄÒâÒå¡£AvermectinÔÚ²»Í¬ÈܼÁÖеÄÈܽâ¶ÈÇúÏßĿǰδ¼û¹«¿ª±¨µÀ¡£Èܽâ¶ÈµÄ²â¶¨·½·¨Ö÷ÒªÓÐƽºâ·¨£Û6£ÝºÍ¶¯Ì¬·¨£Û7£ÝÁ½ÖÖ¡£½üÄêÀ´£¬¼¤¹â¼àÊÓ¶¯Ì¬·¨µÃµ½Á˹㷺Ñо¿ºÍÓ¦Ó᣸÷½·¨¾ßÓÐÏìÓ¦¿ì£¬ÔÚ¾§ÌåÏûʧʱÐźÅÍ»±äÃ÷ÏÔ£¬²âÁ¿×¼È·£¬¿ÉʵÏÖ×Ô¶¯»¯²â¶¨µÈÓŵã£Û8£¬9£Ý¡£±¾ÎIJÉÓø÷½·¨²â¶¨avermectinÔÚ¼×´¼¡¢ÒÒ´¼¡¢Õý±û´¼¡¢Õý¶¡´¼ºÍÕýÎì´¼ÖеÄÈܽâ¶ÈÇúÏß¡£Í¨¹ýÈܽâ¶ÈÊý¾ÝµÄ¹ØÁªÎÒÃÇ¿ÉÒÔÓÉÉÙÊýµÄʵÑéµãµÃµ½ÍêÕûµÄÈܽâ¶ÈÇúÏߣ¬¹ØÁªµÃµ½µÄÄ£ÐÍ¿ÉÒÔ·½±ãµØÓÃÓڽᾧ¹¤ÒÕµÄÄ£Äâ¼ÆËã¡£Ñо¿Èܽâ¶ÈÄ£ÐÍÓÐÖúÓÚÎÒÃÇÁ˽âÈÜÒºµÄ΢¹ÛÐÔÖÊ£Û8¡«12£Ý¡£±¾ÎÄ·Ö±ðÓÃÀíÏëÈÜҺģÐÍ¡¢ApelblatÈܽâ¶ÈÄ£ÐͺͶàÏîʽ¾­Ñé·½³Ì¶ÔʵÑé²âµÃµÄÈܽâ¶ÈÊý¾Ý½øÐÐÁ˹ØÁª£¬²¢¶ÔÈý¸öÄ£Ð͵ĹØÁª½á¹û×÷Á˶Աȡ£     1 ºÍ·½·¨     1.1 Ò©Æ·AvermectinΪ¼¶£¬Ê¯¼Òׯ»ª±±ÖÆÒ©¼¯ÍÅ°¬ÅµÓÐÏÞ¹«Ë¾Ìṩ£¬ÊµÑéÊҽᾧÈý´Î¾«ÖÆ£»¼×´¼¡¢ÒÒ´¼¡¢Õý±û´¼¡¢Õý¶¡´¼ºÍÕýÎì´¼¾ùΪ·ÖÎö´¿£¬Óɱ±¾©±±»¯¾«Ï¸»¯Ñ§Æ·ÓÐÏÞÔðÈι«Ë¾Éú²ú¡£     1.2 ʵÑé·½·¨ÊµÑé×°ÖÃÈçͼ1Ëùʾ¡£¾«Ãܳƶ¨06g avermectin·ÅÈë²£Á§Èܽ⸪ÖУ¬·ÅÈë´Å×Ó£¬ÓÃÒÆÒº¹Ü׼ȷÒÆÈ¡60mlÈܼÁ£¬ÈûÉÏ×°ÓÐζȼƵÄÏðƤÈû¡£´ò¿ªºãÎÂˮԡÏòÈܽ⸪µÄ¼ÐÌ×ÄÚͨÈëÑ­»·Ë®£¬Í¬Ê±¿ªÊ¼½Á°è£¬´ò¿ª¼¤¹â¼àÊÓ×°Ö㬻ºÂýÉý¸ßºãÎÂˮԡµÄζȣ¬½Ó½üƽºâµãʱ¿ØÖÆÉýÎÂËÙ¶ÈΪ01¡æ/2min£¬µ±ÈÜÒºÓÉ»ë×DZä͸Ã÷ʱ£¬Í¸Éä¹âÐźÅÍ»±äµ½×î´ó£¬¼ÇÏÂÈÜҺζȣ¬¸Ãζȼ´ÎªÆ½ºâζȡ£¸Ä±äavermectinµÄÖÊÁ¿ºÍÈܼÁ£¬Öظ´ÉÏÊö²½Öè¿ÉÒÔ²âµÃËùÓÐÊý¾Ýµã¡£     2 ½á¹ûÓë·ÖÎö     2.1 Èܽâ¶È²â¶¨½á¹ûʵÑé²â¶¨µÄavermectinÔÚ¼×´¼¡¢ÒÒ´¼¡¢Õý±û´¼¡¢Õý¶¡´¼ºÍÕýÎì´¼ÖеÄÈܽâ¶ÈÇúÏß½á¹û¼ûͼ2ºÍͼ3¡£ÓÉͼ2ºÍͼ3¿ÉÒÔ¿´³ö£¬avermectinÔÚÕâÎåÖÖ´¼ÀàÈܼÁÖеÄÈܽâ¶È¾ùËæζȵÄÉý¸ß¶øÔö´ó¡£¸ù¾ÝÈܽâ¶ÈÇúÏß¼ÆËã¸÷ÈܼÁµÄ±¥ºÍÈÜÒºÓÉ60T/K½µÎÂÖÁ30T/KʱµÄÀíÂÛ²úÂʵõ½ÒÔϽá¹û£º¼×´¼6609%£¬ÒÒ´¼7352%£¬Õý±û´¼7374%£¬Õý¶¡´¼7944%£¬ÕýÎì´¼7772%¡£¼×´¼µÄÀíÂÛ²úÂÊ×îµÍ£¬ ½öΪ6609%£¬ ÇÒʵ¼Ê²úÂÊͼ1 ¶¯Ì¬·¨²â¶¨Èܽâ¶ÈʵÑé×°Öû¹ÒªµÍÓÚÀíÂÛÖµ£»¼×´¼Ò×»Ó·¢£¬¶¾ÐÔ´ó£¬ËùÒÔ¼×´¼²»ÊÊÓÃÓÚavermectinµÄÀäÈ´½á¾§¡£ÆäÓàËÄÖÖÈܼÁ¶¼ÓнϸߵÄÀíÂÛ²úÂÊ£¬ÆäÖÐÕý¶¡´¼µÄÀíÂÛ²úÂÊ×î¸ß£¬µ«Õý±û´¼Èܽâ¶È½Ï´ó£¬µ¥Î»ÈܼÁµÄ´¦ÀíÁ¿½Ï´ó¡£ÄÄÖÖÈܼÁ¸ü¼ÓÊʺÏavermectinµÄÀäÈ´½á¾§»¹ÐèÒª½øÒ»²½µÄ×ÛºÏÑо¿¡£     2.2 Ä£ÐͼÆËã     2.2.1 ÀíÏëÈÜҺģÐÍ ¶ÔÓÚ¹ÌҺƽºâÌåϵ£¬ÒÀ¾ÝÈÈÁ¦Ñ§Ô­ÀíÓÐÒÔÏÂÆÕÊʵÄÈܽâ¶È·½³Ì£Û12£Ý£ºlnx1¦Ã1=¦¤Htp R1 Ttp-1 T-¦¤Cp RlnTtp T-Ttp T+1     -¦¤V RT(P-Ptp)(1)ºöÂÔÓ°Ïì½ÏСµÄѹÁ¦ÏîºÍÈÈÈݲîÏ²¢ÓÃÈÛµãζȴúÌæÈýÏàµãζȣ¬¿ÉµÃµ½Èçϼò»¯·½³Ì£ºlnx1¦Ã1=¦¤Hml R1 Tml-1 T(2)¼ÙÉèÈÜҺΪÀíÏëÈÜÒº£¬ ¼´¦Ã1=1£¬ ÔòÓÉʽ(2)¿ÉµÃͼ3 AvermectinÔÚÕý±û´¼ºÍÕýÎì´¼ÖеÄÈܽâ¶ÈÀíÏëÈÜҺģÐÍ£ºlnx1=A/T+B(3)±¾ÎÄÑо¿µÄÎå¸öÌåϵ£¬ÀíÏëÈÜҺģÐ͵Ļعé½á¹û¼û±í1¡£     2.2.2 ApelblatÄ£ÐÍ ApelblatÈܽâ¶ÈÄ£ÐÍÊÇÔÚ¼ÙÉèÈÜÖÊ·Ö×ÓºÍÈܼÁ·Ö×ÓÐγÉÂçºÏÎïµÄÇ°ÌáÏÂÓÉClausiusClapeyron·½³ÌÍƳöµÄ£Û13£Ý£¬ÐÎʽÈçÏ£ºlnx1=A/T+B+ClnT(4)±¾ÎÄÑо¿µÄÎå¸öÌåϵ£¬ApelblatÄ£Ð͵Ļعé½á¹û¼û±í2¡£ ±í1 ÀíÏëÈÜҺģÐ͵Ļعé½á¹û     2.2.3 ¶àÏîʽ¾­Ñé·½³Ì ¶àÏîʽ¾­Ñé·½³Ì£Û14£ÝÓÃÓÚÈܽâ¶ÈÊý¾ÝµÄ¹ØÁªÊÇ»ùÓÚÒÔÏÂÈÏʶ£ºÔÚÈܼÁ¡¢ÈÜÖʺÍѹÁ¦µÈÒòËØÈ·¶¨Ê±£¬Èܽâ¶ÈÓÉζȾö¶¨£¬¼ÙÉèÈܽâ¶ÈÊÇËæζÈÁ¬Ðø±ä»¯µÄ£¬ÔòÈܽâ¶È¿ÉÒÔÓÃζȵĶàÏîʽ·½³ÌÀ´±íʾ£ºx1=at3+bt2+ct+d(5)±¾ÎÄÑо¿µÄÎå¸öÌåϵ£¬¶àÏîʽ¾­Ñé·½³ÌµÄ»Ø¹é½á¹û¼û±í3¡£     2.3 ÄÚ²å½á¹ûÓëÌÖÂÛ±í4·Ö±ðÁгöÁËÈýÖÖÈܽâ¶ÈÄ£ÐÍÄÚ²åÖµÓëʵÑéÖµÖ®¼äµÄƽ¾ùÏà¶ÔÎó²î(ARD)¡£ ±í3 ¶àÏîʽ¾­Ñé·½³ÌµÄ»Ø¹é½á¹û±í4 ÄÚ²åÖµÓëʵÑéÖµµÄƽ¾ùÏà¶ÔÎó²î±¾ÎÄÑо¿µÄÎå¸öÌåϵ£¬ÀíÏëÈÜҺģÐÍÄÚ²å½á¹ûÓëʵÑéÖµµÄÏà¶Ôƽ¾ùÎó²î½Ï´ó£¬Ìáʾ±¾ÎÄÑо¿µÄÎå¸öÌåϵÓëÀíÏëÈÜÒºÖ®¼ä´æÔڽϴóµÄ²î¾à¡£ApelblatÄ£Ð͵ÄÏà¶Ôƽ¾ùÎó²î½ÏС£¬ÌáʾApelblatËù×÷µÄÈÜÖÊ·Ö×ÓºÍÈܼÁ·Ö×ÓÐγÉÂçºÏÎïµÄ¼ÙÉè¶ÔÓÚʵÑéÑо¿µÄÎå¸öÌåϵÊǺÏÀíµÄ¡£¶àÏîʽ¾­Ñé·½³ÌµÄ¹ØÁª½á¹ûÊÇ×îºÃµÄ£¬¶øÇÒƽ¾ùÏà¶ÔÎó²î¶¼ºÜС£¬Õâ˵Ã÷ÔÚÈܼÁ¡¢ÈÜÖʺÍѹÁ¦Ò»¶¨Ê±£¬Î¶ÈÊÇÓ°ÏìÈܽâ¶ÈµÄÖ÷ÒªÒòËØ¡£     3 ½áÂÛ ±¾ÎIJⶨÁËavermectinÔÚ¼×´¼¡¢ÒÒ´¼¡¢Õý±û´¼¡¢Õý¶¡´¼ºÍÕýÎì´¼ÖеÄÈܽâ¶ÈÇúÏß²¢½¨Á¢ÁËÏàÓ¦µÄÄ£ÐÍ£¬ÔÚÕâÎåÖÖ´¼ÀàÈܼÁÖÐavermectinµÄÈܽâ¶È¾ùËæζȵÄÉý¸ß¶øÔö´ó£¬ÀíÂÛ²úÂʼÆËã½á¹û±íÃ÷¼×´¼µÄÀíÂÛ²úÂʽϵͣ¬²»ÊÊÓÃÓÚavermectinµÄÀäÈ´½á¾§£»ÁíÍâËÄÖÖ´¼¾ùÓнϸߵÄÀíÂÛ²úÂÊ£¬ÆäÖÐÕý¶¡´¼ÀíÂÛ²úÂÊ×î¸ß¡£Èܽâ¶ÈÄ£ÐͼÆËã½á¹û±íÃ÷ÓÃÓÚÄÚ²åʱ¶àÏîʽ¾­Ñé·½³ÌÎó²î×îС£¬ÀíÏëÈÜҺģÐÍÎó²î×î´ó¡£ÊµÑé²â¶¨µÄÈܽâ¶ÈÊý¾Ý¼°Æä¹ØÁª½á¹û¾ßÓнϸߵÄ׼ȷ¶È£¬¿ÉÒÔÖ¸µ¼avermectin½á¾§¹¤ÒÕµÄÑо¿¡£       ²Î¿¼ÎÄÏ×     £Û1£Ý Shoop W L, Mrozik H, Fisher M H. Structure and activity of avermectins and milbemycins in animal health £ÛJ£Ý. Vet Parasitol,1995,59:139     £Û2£Ý Mckellar Q A, Benchaoui H A. Avermectins and milbermycins £ÛJ£Ý. J Vet Pharmacol Ther,1996,19:331     £Û3£Ý ÉòÒú³õ£¬Ñî»ÛÐÄ. ɱ³æ¿¹ÉúËØavermectinsµÄ¿ª·¢¼°ÌØÐÔ£ÛJ£Ý. Å©Ò©Òë´Ô£¬1994£¬16(3)£º1     £Û4£Ý ËÎÔ¨. AvermectinµÄ¹¤Òµ»¯Éú²úÑо¿£ÛJ£Ý. ¾«Ï¸ÓëרÓû¯Ñ§Æ·£¬2002£¬21£º57     £Û5£Ý ¶¡Ð÷»´£¬Ì¸åÙ. ¹¤Òµ½á¾§£ÛM£Ý. ±±¾©£º»¯Ñ§¹¤Òµ³ö°æÉ磬1985     £Û6£Ý Abaroudi K, Trabelsi F, Recasens F. Quasistatic measurement of equilibrium solubilities in SC fluids: a mass transfer criterion £ÛJ£Ý. Fluid Phase Equilibria,2000,169:177     £Û7£Ý Urszuka D, Warren C M. Solubility of sulfolane in selected organic solvents £ÛJ£Ý. J Chem Eng Data,1996,41:261     £Û8£Ý º«¼Ñ±ö£¬Íõ¾²¿µ. ¿§·ÈÒòÔÚË®ºÍÒÒ´¼ÖеÄÈܽâ¶È¼°Æä¹ØÁª£ÛJ£Ý. »¯±¨£¬2004£¬55(1)£º125     £Û9£Ý Èα£Ôö£¬À£¬Ô¬ÏþÁÁ£¬µÈ. Èý¾ÛÇè°·Èܽâ¶ÈµÄ²â¶¨Óë¹ØÁª£ÛJ£Ý. »¯¹¤Ñ§±¨£¬2003£¬54(7)£º1001     £Û10£Ý ˹̹ÀûMÍßÀ­Ë¹Öø£¬º«ÊÀ¾ûÒë. »¯¹¤Ïàƽºâ£ÛM£Ý. ±±¾©£ºÖйúʯ»¯³ö°æÉ磬1982     £Û11£Ý Apelblata A, Manzurola E. Solubilities of oacetylsalicylic, 4aminosalicylic, 3,5dinitrosalicylic,and ptoluic acid, and magnesiumDLaspartate in water from T=(278 to 348) K £ÛJ£Ý. J Chem Thermodynamics,1999,31:85     £Û12£Ý Ò¶Ç࣬ôÃÕ×ÈØ£¬Íõ³µÀñ£¬µÈ. DDHIÔÚÒÒ´¼¼°ÒÒ´¼¨DË®ÈÜÒºÖÐÈܽâ¶ÈµÄÑо¿£ÛJ£Ý. ½­ËÕʯÓÍ»¯¹¤Ñ§ÔºÑ§±¨£¬2001£¬13(2)£º30
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