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On chauffe pendant une heure B 225O (bain d¡¯huile) un m6langc intime de chlorac6tyl-
p-anisidide avec une quantit6 double de chlorure d¡¯aluminium. Apres decomposition
par la glace et l¡¯acide chlorhydrique, on lave le residu avec trhs peu d¡¯alcool froid pour
bliminer quelques impuret6s facilement solubles et le cristallise ensuite dans l¡¯alcool
bouillant, apres traitement au noir animal. Petites aiguilles presque incolores, se d6composant
B 270O.

ÕâÊÇÀ´×ÔHelvetica Chimica Acta,1948,31£¨5£©1391µÄÒ»¶Î»°

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mnbbnm123

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2Â¥2009-04-29 16:08:20
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ranran719903

½ð³æ (ÖøÃûдÊÖ)

ÒýÓûØÌû:
Originally posted by mnbbnm123 at 2009-4-29 16:08:
ÕâÊÇ·¨ÎÄ£¬ÒÔͼƬÎļþÌù³öÔ­ÎÄ£¬ÒÔÎı¾Ìù³ö£¬Óеĵ¥´Ê²»ÄÜÕýÈ·ÏÔʾ¡£

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3Â¥2009-04-29 16:25:22
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nanian

½ð³æ (ÕýʽдÊÖ)

¡ï
zap65535(½ð±Ò-1,VIP+0):ÀÛ·¸ 12-23 20:33
Ò»¼ÓÈÈÔÚÒ»¸öСʱB 225O (ÓÍÔ¡) chlorac6tyl-p-anisidideµÄm6langcÇ×ÃܵÄÅóÓÑÓëÂÁµÄË«ÖØÂÈ»¯Îïquantit6¡£ ÔÚÓɱùºÍÑÎËáµÄ·Ö½âÒÔºó£¬Ò»¸öÈÝÒ×µØÏ´µÓÓëtrhsµÄ²Ð×ÒbliminerµÄÉÙÐíÀäµÄ¾Æ¾«Ä³Ò»impuret6s¿ÉÈÜÎïÈ»ºó½á¾§ËüÔÚÖó·Ð£¬ÔÚÖÎÁÆÒÔºóµÄ¾Æ¾«ÏóÑÀÄ«¡£ С¼¸ºõÎÞÉ«µÄÕ룬 d6composant B 270O¡£
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ranran719903

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ÒýÓûØÌû:
Originally posted by nanian at 2009-4-29 17:01:
Ò»¼ÓÈÈÔÚÒ»¸öСʱB 225O (ÓÍÔ¡) chlorac6tyl-p-anisidideµÄm6langcÇ×ÃܵÄÅóÓÑÓëÂÁµÄË«ÖØÂÈ»¯Îïquantit6¡£ ÔÚÓɱùºÍÑÎËáµÄ·Ö½âÒÔºó£¬Ò»¸öÈÝÒ×µØÏ´µÓÓëtrhsµÄ²Ð×ÒbliminerµÄÉÙÐíÀäµÄ¾Æ¾«Ä³Ò»impuret6s¿ÉÈÜÎïÈ»ºó½á¾§ ...

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