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[À¯±âÈ­ÇнÇÇè] Ä­´ÏÀÚ·Î ¹ÝÀÀ(Cannizzaro reaction)

1. Title

Ä­´ÏÀÚ·Î ¹ÝÀÀ(Cannizzaro reaction)

2. Object

½ÇÇèÀ» ÅëÇØ Ä­´ÏÀÚ·Î ¹ÝÀÀÀÇ ¸ÞÄ«´ÏÁòÀ» ¾Ë¾Æº¸±â À§ÇÔ

3. Principle

¥á-¼ö¼Ò°¡ ¾ø´Â ¾Ëµ¥È÷µå´Â °­ÇÑ ¿°±â¼º ¿ë¾×¿¡¼­ ¹ÝÀÀÇÏ¿© Ä«¸£º¹½Ç»êÀ½À̿°ú Ä«¸£ºñ³î ºÐÀÚ¸¦ »ý¼ºÇÑ´Ù. Cannizzaro ¹ÝÀÀÀ¸·Î ¾Ë·ÁÁø ÀÌ ¹ÝÀÀÀº ´Ù¸§°ú °°Àº ´Ü°è·Î ÁøÇàµÇ´Â °ÍÀ¸·Î °í·ÁµÈ´Ù.
¾Ëµ¥È÷µå´Â È÷µå·Ï½Ã À̿°ú ¹ÝÀÀÇÏ¿© À½ÀÌ¿ÂÀ» »ý¼ºÇϴµ¥ ÀüÀÚ À̵¿ÀÌ ³ªÅ¸³½ °Íó·³ ÀÌ À½ÀÌ¿ÂÀº ȯ¿ø¼ºÀ» °¡Áö¸ç Á¦ 2ÀÇ ¾Ëµ¥È÷µå ºÐÀÚ¿¡ ¼ö¼ÒÈ­ÀÌ¿Â(H-)À» Á¦°øÇÒ ¼ö ÀÖ´Ù.
Æ÷¸§¾Ëµ¥È÷µåµµ ¸¶Âù°¡Áö·Î cannizzaro ¹ÝÀÀÀ» ÀÏÀ¸Å°¸ç ´Ù¸¥ ¾Ëµ¥È÷µå¿Í °úÀ×À¸·Î »ç¿ëÇÏ¸é ½ÇÁ¦·Î ÈÄÀÚ¸¦ ¿ÏÀüÈ÷ ¾ËÄڿ÷Πº¯È­½ÃŲ´Ù.
C6H5CHO + HCHO + NaOH ¡æ C6H5CH2OH + HCOONa
±³Â÷ cannizzaro ¹ÝÀÀÀ¸·Î ºÒ¸®´Â ÀÌ ¹ÝÀÀÀº Æ÷¸§¾Ëµ¥È÷µå°¡ °¡Àå ½±°Ô »êÈ­µÇ´Â ¾Ëµ¥È÷µå ÁßÀÇ ÇϳªÀ̹ǷΠ½±°Ô ÀϾ´Ù.
ÀÌ ½ÇÇè¿¡¼­ »ý¼ºµÇ´Â º¥Áú¾ÆÄÚ¿ÃÀº 3,5-µð´ÏÆ®·Îº¥Á¶»ê¿°À¸·Î È®ÀεȴÙ. ÀÌ À¯µµÃ¼´Â ÀϹÝÀûÀ¸·Î ¼Ò·®ÀÇ ¼öºÐÀ» ¡¦(»ý·«)

4. Apparatus & Reagent

1) Apparatus

2) Reagent

-15.19¡É

1) Prepare

¨ç 3g NaOH + 3ml H2O by 50ml erenmeyer flask

¨è Shaking ¨ç

¨é ¨è + 5ml benzaldehyde then close a cork

¨ê Shaking ¨é for 5minute

¨ë Remain the ¨ê for one day

2) Lucas test

¨ç Add the HCl-zinc chloride in benzyl alcohol some drop

¨è Make an experiment like 2-5experiment

3) Benzyl alcohol`s 3,5-dinitrobenzoic acid ester

¨ç 0.5g 3,5-dinitrobenzoic + 1g PCl5 in test tube

¨è Heating ¨ç slowly

¨é Cooling then remove a liquid

¨ê halogen acid + 1ml benzyl alcohol in test tube

¨ë heating ¨ê

¨ì Add the cool water 10ml in ¨ë

¨í Stir



ÀÚ·áÁ¤º¸
ID : leew*****
Regist : 2014-04-24
Update : 2017-03-23
FileNo : 14042531

Àå¹Ù±¸´Ï

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ÀÚ¿¬°úÇÐ   À¯±âÈ­ÇнÇÇè   Ä­´ÏÀÚ·Î   ¹ÝÀÀ   Cannizzaro   reaction  


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