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sirljz(½ð±Ò+1):»¶Ó­Ð³æ 2010-05-09 21:57:37
Dehydrating with appropriate amout of methylbenzene,the ratio of A:B:C being 10£º1.5£º1,controlling the reaction  temperature at 130¡æ for 6  hours,can gain the highest rate of D to 88.3%
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sirljz(½ð±Ò+1):лл½»Á÷ 2010-05-09 21:57:09
dehydarted by appropriate amout of methylbenzene, with  A:B:C=10£º1.5£º1, tempreture was controlled at 130¡æ, reacted for 6 hours, then productivity of D is high up to 88.3%
2Â¥2010-05-09 11:58:04
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sirljz(½ð±Ò+1):лл½»Á÷ 2010-05-09 21:57:21
ÔÚÓÃÊÊÁ¿¼×±½ÍÑË®Çé¿öÏ£¬µ±A:B:C=10£º1.5£º1ʱ£¬¿ØÖÆ·´Ó¦Î¶ÈÔÚ130¡æ£¬·´Ó¦6Сʱ£¬DµÄ²úÂÊ×î¸ßΪ88.3%¡£

Dehydrated using an appropriate amount of toluene, the reaction yielded D up to 88.3% when carried out at 130¡æ for 6 hours with a A:B:C ratio of 10:.5:1.
3Â¥2010-05-09 14:00:34
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sirljz(½ð±Ò+1):лл½»Á÷ 2010-05-09 21:57:59
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In the presence of toluene with moderate dehydration, when A: B: C = 10:1.5:1 and  the control reaction temperature being 130 ¡æ,  the highest yield of D can reach 88.3% for  6 hours of reaction.
5Â¥2010-05-09 15:34:34
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