{"id":588,"date":"2024-01-02T13:30:20","date_gmt":"2024-01-02T05:30:20","guid":{"rendered":"https:\/\/www.yearnintl.com\/?p=588"},"modified":"2024-03-04T15:04:42","modified_gmt":"2024-03-04T07:04:42","slug":"introduction-to-1-methyl-2-pyrrolidone","status":"publish","type":"post","link":"https:\/\/www.yearnintl.com\/ko\/problems\/introduction-to-1-methyl-2-pyrrolidone\/","title":{"rendered":"1-\uba54\ud2f8-2-\ud53c\ub864\ub9ac\ub3c8 \uc18c\uac1c"},"content":{"rendered":"

\ubcc4\uce6d: N-\uba54\ud2f8\ud53c\ub864\ub9ac\ub3c8<\/p>\n

\ub354 \ub9ce\uc740 \ubcc4\uce6d:N-Me thylpy rrolidone NMP<\/p>\n

\ubd84\uc790\uc2dd :C5HOON<\/p>\n

\ubd84\uc790\ub7c9 : 99, 13<\/p>\n

\"In<\/p>\n

\ubb3c\ub9ac\uc801 \ud2b9\uc131 \ub370\uc774\ud130<\/p>\n

1, \uc131\uc0c1: \ubb34\uc0c9 \ud22c\uba85\ud55c \uc720\uc131 \uc561\uccb4, \uc57d\uac04\uc758 \uc544\ubbfc \ub0c4\uc0c8.<\/p>\n

2, \ubc00\ub3c4(g\/mL,25\/25C):1, 0260<\/p>\n

3, \uc0c1\ub300\uc99d\uae30\ubc00\ub3c4(g\/mL, \uacf5\uae30=1):3, 4<\/p>\n

4, \ub179\ub294\uc810(\u00b0C):-24, 4<\/p>\n

5, \ub053\ub294\uc810 C\u2103, \ub300\uae30\uc555):204<\/p>\n

6, \ube44\ub4f1\uc810 (DEG.1, 87 k Pa):84, 5<\/p>\n

7, \uad74\uc808\ub960(25\u2103):1,468<\/p>\n

8. \uc810\ub3c4(mPa\u00b7s) : 1.65<\/p>\n

9, flash point (\u2103):95<\/p>\n

10. \ubc1c\ud654\uc810(\u00b0C):346<\/p>\n

11, heat of evaporation (KJ\/kg,b, p,):439, 5<\/p>\n

12, \uc5f0\uc18c\uc5f4(KJ\/mol):3010<\/p>\n

13. \uc784\uacc4\uc628\ub3c4(\u00b0C):445<\/p>\n

14, \uc784\uacc4 \uc555\ub825 (MPa):4, 76<\/p>\n

15, \uc804\ub3c4\ub3c4(S\/m, 25\u2103:(1~2)x10-8<\/p>\n

16, vapor pressure (kPa, 150\u2103):21, 60<\/p>\n

17, \uc99d\uae30\uc555(kPa, 100\u2103):3, 20<\/p>\n

18, vapor pressure (kPa, 78~79\u00b0C):1, 33<\/p>\n

19, \uc99d\uae30\uc555(kPa 60\u2103):0, 53<\/p>\n

20, \uc6a9\ud574\ub3c4: \ubb3c, \uc5d0\ud0c4\uc62c, \uc5d0\ud14c\ub974, \uc544\uc138\ud1a4, \uc5d0\ud2f8 \uc544\uc138\ud14c\uc774\ud2b8, \ud074\ub85c\ub85c\ud3ec\ub984 \ubc0f \ubca4\uc820\uc5d0 \uc27d\uac8c \uc6a9\ud574\ub418\uba70 \ub300\ubd80\ubd84\uc758 \uc720\uae30 \ubc0f \ubb34\uae30 \ud654\ud569\ubb3c, \uadf9\uc131 \uac00\uc2a4, \ucc9c\uc5f0 \ubc0f \ud569\uc131 \uace0\ubd84\uc790 \ud654\ud569\ubb3c\uc744 \uc6a9\ud574\uc2dc\ud0ac \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n

\uc0ac\uc6a9<\/p>\n

1, \uc81c\uc57d \uc0b0\uc5c5\uc5d0\uc11c 1-methyl-2-pyrrolidone\uc740 \uc8fc\ub85c \uad11\ubc94\uc704\ud55c \ud56d\uc0dd\uc81c Cefepime (Cefepine)\uc758 \uc81c\uc870\uc5d0 \uc0ac\uc6a9\ub429\ub2c8\ub2e4. \uc724\ud65c\uc720\uc5d0\uc11c \ubc29\ud5a5\uc871 \ud0c4\ud654\uc218\uc18c\ub97c \ucd94\ucd9c\ud558\ub294 \uac83\uacfc \uac19\uc774 \ub2e4\ub978 \uc6a9\ub3c4\ub3c4 \ub9e4\uc6b0 \uad11\ubc94\uc704\ud569\ub2c8\ub2e4. \uc544\uc138\ud2f8\ub80c \ud68c\uc218 \ubc0f \uc815\uc81c; \uac00\uc2a4 \uc54c\ucf04\uacfc \ub514\uc54c\ucf04\uc740 \uc815\uc81c\ub429\ub2c8\ub2e4. \uace0\ubd84\uc790 \uc6a9\uc81c \ub4f1<\/p>\n

2, N \uba54\ud2f8\ud53c\ub864\ub9ac\ub3c8(NMP)\uc740 \uadf9\uc131 \ube44\uc591\uc131\uc790\uc131 \uc804\ub2ec \uc6a9\ub9e4\uc785\ub2c8\ub2e4. \ub3c5\uc131\uc774 \ub0ae\uace0 \ub053\ub294\uc810\uc774 \ub192\uc73c\uba70 \uc6a9\ud574\uc131\uc774 \ub6f0\uc5b4\ub0a9\ub2c8\ub2e4. \uc120\ud0dd\uc131\uc774 \uac15\ud558\uace0 \uc548\uc815\uc131\uc774 \uc88b\uc2b5\ub2c8\ub2e4. \ubc29\ud5a5\uc871 \ucd94\ucd9c, \uc544\uc138\ud2f8\ub80c, \uc62c\ub808\ud540, \ub514\uc62c\ub808\ud540 \uc815\uc81c, \ud3f4\ub9ac\ube44\ub2d0\ub9ac\ub374 \ud50c\ub8e8\uc624\ub77c\uc774\ub4dc \uc6a9\ub9e4, \ub9ac\ud2ac \uc774\uc628 \ubc30\ud130\ub9ac \uc804\uadf9 \ubcf4\uc870 \uc7ac\ub8cc, \ud569\uc131\uac00\uc2a4 \ud0c8\ud669, \uc724\ud65c\uc720 \uc815\uc81c, \uc724\ud65c\uc720 \ubd80\ub3d9\uc561,<\/p>\n

\uc62c\ub808\ud540 \ucd94\ucd9c\uc81c, \ubd88\uc6a9\uc131 \uc5d4\uc9c0\ub2c8\uc5b4\ub9c1 \ud50c\ub77c\uc2a4\ud2f1\uc758 \uc911\ud569\uc2dc \uc5bb\uc5b4\uc9c0\ub294 \uc6a9\ub9e4, \ub18d\uc5c5\uc6a9 \uc81c\ucd08\uc81c, \uc808\uc5f0\uc7ac, \uc9d1\uc801\ud68c\ub85c \uc81c\uc870, \ubc18\ub3c4\uccb4 \uc0b0\uc5c5 \uc815\ubc00\uae30\uae30, \uc138\ucc99\uc6a9 \ud68c\ub85c\uae30\ud310, PVC \ubc30\uae30\uac00\uc2a4 \uc7ac\ud65c\uc6a9, \uc138\ucc99\uc81c, \uc5fc\ub8cc\ucca8\uac00\uc81c, \ubd84\uc0b0\uc81c \ub4f1\uc5d0\ub3c4 \uc0ac\uc6a9\ub429\ub2c8\ub2e4. \uc5d4\uc9c0\ub2c8\uc5b4\ub9c1 \ud50c\ub77c\uc2a4\ud2f1 \ubc0f \uc544\ub77c\ubbf8\ub4dc \uc12c\uc720\uc640 \uac19\uc740 \uc6a9\ub9e4 \ubc0f \uc911\ud569 \ubc18\uc751 \ub9e4\uccb4\ub97c \uc5bb\uae30 \uc704\ud55c \ud3f4\ub9ac\uba38\uc6a9. \ub610\ud55c \uc0b4\ucda9\uc81c, \uc758\uc57d\ud488 \ubc0f \uc138\ucc99\uc81c\uc5d0\ub3c4 \uc0ac\uc6a9\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n

3, \uc11d\uc720 \ud654\ud559, \ub18d\uc57d, \uc758\ud559, \uc804\uc790 \uc7ac\ub8cc \ubc0f \uae30\ud0c0 \ubd84\uc57c\uc5d0\uc11c \ub110\ub9ac \uc0ac\uc6a9\ub418\ub294 \uc6b0\uc218\ud55c \uace0\uae09 \uc6a9\ub9e4. \ud569\uc131\uac00\uc2a4 \ud0c8\ud669, \uc724\ud65c\uc720 \uc815\uc81c, \uc724\ud65c\uc720 \ubd80\ub3d9\uc561, \uc62c\ub808\ud540 \ucd94\ucd9c\uc81c, \ub18d\uc5c5\uc6a9 \uc81c\ucd08\uc81c, \ub2e8\uc5f4\uc7ac, \uc9d1\uc801 \ud68c\ub85c \uc0dd\uc0b0, PVC \ud14c\uc77c \uac00\uc2a4 \ud68c\uc218, \uc138\uc815\uc81c, \uc5fc\ub8cc \ucca8\uac00\uc81c, \ubd84\uc0b0\uc81c \ub4f1\uc5d0 \uc0ac\uc6a9\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n

4, \ud3f4\ub9ac\uc544\ubbf8\ub4dc, \ud3f4\ub9ac\uc5d0\uc2a4\ud14c\ub974, \ud3f4\ub9ac\uc6b0\ub808\ud0c4, \uc544\ud06c\ub9b4 \uc218\uc9c0 \ubc0f \uae30\ud0c0 \uc6b0\uc218\ud55c \uc6a9\uc81c\uc785\ub2c8\ub2e4. \uace0\ubd84\uc790 \ud569\uc131, \uc815\uc81c, \ud569\uc131 \uc12c\uc720 \ubc29\uc0ac, \ucf54\ud305, \ud50c\ub77c\uc2a4\ud2f1 \ud45c\uba74 \ucc98\ub9ac \ub4f1\uc5d0 \ub110\ub9ac \uc0ac\uc6a9\ub429\ub2c8\ub2e4. \ub610\ud55c \ub18d\uc57d, \ud398\uc778\ud2b8, \uc548\ub8cc\uc758 \uc6a9\uc81c \ubc0f \ubd84\uc0b0\uc81c, \uc815\ubc00 \uae30\uae30\uc758 \uc138\ucc99\uc81c\ub85c\ub3c4 \uc0ac\uc6a9\ub429\ub2c8\ub2e4. \uc544\uc138\ud2f8\ub80c, \ubd80\ud0c0\ub514\uc5d4 \ubd84\ub9ac, \ud68c\uc218, \ubc29\ud5a5\uc871 \ucd94\ucd9c \ub4f1\uc5d0 \uc0ac\uc6a9\ub429\ub2c8\ub2e4.<\/p>\n

5, \ub053\ub294\uc810, \uc778\ud654\uc810\uc774 \ub192\uace0 \uc6a9\ud574 \ub2a5\ub825\uc774 \ud06c\uba70 \uc815\ubc00 \uae30\uae30 \uc138\ucc99\uc81c\uc5d0 \uc0ac\uc6a9\ub429\ub2c8\ub2e4. \uc138\uc81c\uc5d0\uc11c\ub294 \uacf5\uae30 \uccad\uc815\uc81c, \uc790\ub3d9\ucc28 \ubc0f \uc0b0\uc5c5\uc6a9 \uc138\ucc99\uc81c, \uc12c\uc720 \uc720\uc5f0\uc81c, \ubc14\ub2e5 \ud0c8\ub78d\uc81c, \ubc14\ub2e5 \uad11\ud0dd\uc81c, \uc2a4\ud1a0\ube0c \uc138\ucc99\uc81c, \ub2e8\ub2e8\ud55c \ud45c\uba74 \uc138\ucc99\uc81c, \uc720\ub9ac \uc138\ucc99\uc81c, \ud398\uc778\ud2b8 \uc81c\uac70\uc81c, \uc9c1\ubb3c \ube44\ub204, \uce74\ud3ab \uc5bc\ub8e9 \uc81c\uac70\uc81c, \uc695\uc2e4 \uc138\ucc99\uc81c\ub85c \uc0ac\uc6a9\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uac15\ub825\ud55c \uc6a9\ud574\ub825\uc740 \ud398\uc778\ud2b8 \uc81c\uac70\uc81c, \uac00\uc815\uc6a9 \ud654\ud559 \ubb3c\uc9c8 \ubc0f \uac00\uacf5 \uc6a9\uc81c\uc5d0 \uc120\ud638\ub418\ub294 \uc6a9\uc81c\uc785\ub2c8\ub2e4. \uacf5\uc6a9\ub9e4\ub85c\uc11c NMP\ub294 \ubc14\ub2e5 \uad11\ud0dd\uc81c\uc758 \ubc1d\uae30\ub97c \ud5a5\uc0c1\uc2dc\ud0ac \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uc6a9\ud574\ub3c4\uac00 \ub192\uace0 \ud718\ubc1c\uc131\uc774 \ub0ae\uae30 \ub54c\ubb38\uc5d0 \uc54c\uce78, \ud14c\ub974\ud39c, \ud504\ub85c\ud544\ub80c \uce74\ubcf4\ub124\uc774\ud2b8 \ubc0f \ud504\ub85c\ud544\ub80c \uae00\ub9ac\ucf5c \uc5d0\ud14c\ub974 \uc2dc\ub9ac\uc988 \uc6a9\ub9e4\uc640 \uac19\uc740 \ub2e4\ub978 \uc6a9\ub9e4\uc640 \ud568\uaed8 \uc790\ub3d9\ucc28 \ubc0f \uc0b0\uc5c5\uc6a9 \uc138\ucc99\uc81c\uc5d0 \uc0ac\uc6a9\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \ub610\ud55c 1,1,1-\ud2b8\ub9ac\ud074\ub85c\ub85c\uc5d0\ud0c4\uc744 \ub300\uccb4\ud558\uae30 \uc704\ud574 \uae08\uc18d \ubd80\ud488 \uc138\ucc99 \uacf5\uc815\uc5d0\ub3c4 \uc0ac\uc6a9\ub429\ub2c8\ub2e4. \uc99d\ub958\ub85c \uc7ac\ud65c\uc6a9\ud560 \uc218 \uc788\uace0 \uc0dd\ubd84\ud574\uc131\uc774 \uc88b\uc73c\uba70 \uc218\uc0dd\uc0dd\ubb3c\uc5d0 \ubb34\ub3c5\uc131\uc785\ub2c8\ub2e4.<\/p>\n

\ubb3c\uc131\uacfc \uc548\uc815\uc131<\/p>\n

1, \ubb34\uc0c9 \uc561\uccb4, \uc554\ubaa8\ub2c8\uc544 \ub9db, \uc774 \u200b\u200b\uc81c\ud488\uc740 \ub3c5\uc131\uc774 \uc801\uc2b5\ub2c8\ub2e4. \ubb3c\uacfc \uc11e\uc77c \uc218 \uc788\uc73c\uba70 \uc5d0\ud14c\ub974 \ubc0f \uc544\uc138\ud1a4\uacfc \uac19\uc740 \ub300\ubd80\ubd84\uc758 \uc720\uae30 \uc6a9\ub9e4\uc5d0 \uc6a9\ud574\ub420 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \ub300\ubd80\ubd84\uc758 \uc720\uae30 \ubc0f \ubb34\uae30 \ud654\ud569\ubb3c, \uadf9\uc131 \uac00\uc2a4, \ucc9c\uc5f0 \ubc0f \ud569\uc131 \uace0\ubd84\uc790 \ud654\ud569\ubb3c\uc744 \uc6a9\ud574\uc2dc\ud0ac \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n

2, \ud654\ud559\uc801 \uc131\uc9c8: \uc911\uc131 \uc6a9\uc561\uc5d0\uc11c \ube44\uad50\uc801 \uc548\uc815\ud558\ub2e4. 4% \uc218\uc0b0\ud654\ub098\ud2b8\ub968 \uc6a9\uc561\uc5d0\uc11c\ub294 8\uc2dc\uac04 \ud6c4\uc5d0 50%~70%\uc758 \uac00\uc218\ubd84\ud574\uac00 \uc77c\uc5b4\ub0a9\ub2c8\ub2e4. \uc9c4\ud55c \uc5fc\uc0b0\uc5d0\uc11c \uc810\ucc28\uc801\uc73c\ub85c \uac00\uc218\ubd84\ud574\ub418\uc5b4 4-\uba54\ud2f8\uc544\ubbf8\ub178\ubd80\ud2f0\ub974\uc0b0 CH3NH(CH2)3COOH\ub97c \ud615\uc131\ud569\ub2c8\ub2e4. \uce74\ub974\ubcf4\ub2d0 \ubc18\uc751\uc73c\ub85c \uc778\ud574 \ucf00\ud1a4\uc774\ub098 \ud53c\ub864\ub9ac\ub3c8\uc774 \uc0dd\uc131\ub420 \uc218 \uc788\uc73c\uba70,<\/p>\n

\ub3c4 3\uc5d0 \ub3c4\uc2dc\ub41c \ubc14\uc640 \uac19\uc774, \uc54c\uce7c\ub9ac \ucd09\ub9e4\uc640 \uc62c\ub808\ud540\uc774 \uc874\uc7ac\ud558\uba74 \uc138 \ubc88\uc9f8 \uc704\uce58\uc5d0\uc11c \uc54c\ud0ac\ud654 \ubc18\uc751\uc774 \uc77c\uc5b4\ub09c\ub2e4. N-\uba54\ud2f8\ud53c\ub864\ub9ac\ub3c8\uc740 \uc57d\uc5fc\uae30\uc131\uc774\uba70 \uc5fc\uc0b0\uc5fc\uc744 \ud615\uc131\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \ubd80\uac00\ubb3c\uc740 150\u00b0C\ub85c \uac00\uc5f4\ub41c \ube0c\ub86c\ud654\ub2c8\ucf08\uacfc \uac19\uc740 \uc911\uae08\uc18d \uc5fc\uc73c\ub85c \ud615\uc131\ub418\uc5b4 \ub179\ub294\uc810\uc774 105\u00b0C\uc778 NiBr2(C5H9ON)3\ub97c \ud615\uc131\ud569\ub2c8\ub2e4.<\/p>\n

\ubcf4\uad00\ubc29\ubc95<\/p>\n

\uac74\uc870\ud55c \ubd88\ud65c\uc131 \uac00\uc2a4\ud558\uc5d0 \ubcf4\uad00\ud558\uace0, \uc6a9\uae30\ub97c \ubc00\ubd09\ud558\uc5ec \uc11c\ub298\ud558\uace0 \uac74\uc870\ud55c \uacf3\uc5d0 \ubcf4\uad00\ud558\uc2ed\uc2dc\uc624.<\/p>\n

\ud569\uc131\ubc29\ubc95<\/p>\n

1. y \ubaa8\ub178\ubd80\ud2f0\ub85c\ub77d\ud1a4\uacfc \uba54\ud2f8\uc544\ubbfc\uc758 \ubc18\uc751\uc73c\ub85c \uc5bb\uc5b4\uc9d1\ub2c8\ub2e4. \ubc18\uc751\uc758 \uccab \ubc88\uc9f8 \ub2e8\uacc4\ub294 \u03b3-\ubd80\ud2f0\ub85c\ub77d\ud1a4\uacfc \uba54\ud2f8\uc544\ubbfc\uc774 4-\ud788\ub4dc\ub85d\uc2dc-n-\uba54\ud2f8\ubd80\ud0c4\uc544\ubbf8\ub4dc\ub97c \uc0dd\uc131\ud558\ub294 \uac83\uc774\uace0, \ub450 \ubc88\uc9f8 \ub2e8\uacc4\ub294 \ud0c8\uc218\ud558\uc5ec N-\uba54\ud2f8\ud53c\ub864\ub9ac\ub3c8\uc744 \uc0dd\uc131\ud558\ub294 \uac83\uc774\ub2e4. 2\ub2e8\uacc4 \ubc18\uc751\uc740 \u03b3-\ubd80\ud2f0\ub85c\ub77d\ud1a4 \ub300 \uba54\ud2f8\uc544\ubbfc\uc758 \ubab0\ube44\uac00 1:1 \ubc0f 15\uc778 \uad00\ud615 \ubc18\uc751\uae30\uc5d0\uc11c \uc5f0\uc18d\uc801\uc73c\ub85c \uc218\ud589\ub420 \uc218 \uc788\uc73c\uba70, \uc555\ub825\uc740 \uc57d 6MPa, \uc628\ub3c4\ub294 250\u2103\uc774\ub2e4. \ubc18\uc751\uc774 \uc644\ub8cc\ub41c \ud6c4 \uc644\uc131\ub41c \uc0dd\uc131\ubb3c\uc744 \ub18d\ucd95\ud558\uace0 \uac00\uc555 \uc99d\ub958\ud569\ub2c8\ub2e4. \uc218\uc775\ub960\uc740 90%\uc774\ub2e4. \ubc18\uc751\uae30\ub97c \uc0dd\uc0b0\uc5d0 \uc0ac\uc6a9\ud558\ub294 \uacbd\uc6b0 \uba54\ud2f8\uc544\ubbfc\uc758 \uc591\uc740 \uc2e4\ud5d8\uc2e4 \uc900\ube44\ub97c \uc608\ub85c \ub4e4\uc5b4 \uc774\ub860\ub7c9\uc758 1, 5-2, 5\ubc30\uc785\ub2c8\ub2e4. 2\ubab0\ub9ac-\ubd80\ud2f0\ub85c\ub77d\ud1a4\uacfc 4\ubab0\uc758 \uc561\uccb4 \uba54\ud2f8\uc544\ubbfc\uc744 500ml \uc624\ud1a0\ud074\ub808\ubc84\uc5d0 \ucca8\uac00\ud558\uace0 \ubc00\ud3d0\ub41c \uc778\ud074\ub85c\uc800\uc5d0\uc11c \uac00\uc5f4\ud558\uace0 280\u00b0C\uc5d0\uc11c 4\uc2dc\uac04 \ub3d9\uc548 \uc720\uc9c0\ud588\uc2b5\ub2c8\ub2e4. \ub0c9\uac01 \ud6c4 \uacfc\uc789\uc758 \uba54\ud2f8\uc544\ubbfc\uc774 \ubc29\ucd9c\ub418\uc5b4 \uc99d\ub958\ub418\uace0 \ucf54\ud06c\uc2a4\ub294 201-202\u00b0C \ubd84\uc728\ub85c \uac10\uc18c\ub418\uc5b4 \uc57d 180g\uc758 \uc0dd\uc131\ubb3c\uc774 \uc5bb\uc5b4\uc9c0\uba70 \uc218\uc728\uc740 \uc57d 90%\uc774\ub2e4. \uc6d0\ub8cc\uc0ac\uc6a9\ub7c9(kg\/g) Y-\ubd80\ud2f0\ub85c\ub77d\ud1a4 980 \uba54\ud2f8\uc544\ubbfc(40%)860<\/p>\n

 <\/p>\n

\uc815\uc81c \ubc29\ubc95: N-\uba54\ud2f8\ud53c\ub864\ub9ac\ub3c8 \ubc0f \ubca4\uc820 \uc544\uc870\ud2b8\ub85c\ud504 \uc99d\ub958 \ub610\ub294 \ubd84\uc790\uccb4\ub97c \ucd94\uac00\ud558\uc5ec \uba70\uce60 \ub3d9\uc548 \ub193\uc544\ub450\uc5b4 \ubb3c\uc744 \uc81c\uac70\ud55c \ud6c4 \uceec\ub7fc \ub192\uc774 100cm\uc5d0 \uc9c4\uacf5 \uc99d\ub958\uc6a9 \uc720\ub9ac \ub098\uc120\ud615 \uc99d\ub958 \uceec\ub7fc\uc744 \ucc44\uc6b0\uace0 \uc911\uac04 \ubd84\ud68d\uc744 \uc218\uc9d1\ud569\ub2c8\ub2e4.<\/p>\n

2. V-\ubd80\ud2f0\ub85c\ub77d\ud1a4\uc740 \uba54\ud2f8\uc544\ubbfc\uacfc \ubc18\uc751\ud558\uace0, \ubc18\uc751 \ud6c4 \ub0c9\uac01\ud558\uace0, \uacfc\uc789\uc758 \uba54\ud2f8\uc544\ubbfc\uacfc \ubb3c\uc744 \uc81c\uac70\ud558\uc5ec \uc0dd\uc131\ubb3c\uc744 \ub18d\ucd95\ud55c \ud6c4, \uc9c4\uacf5 \uc99d\ub958\ud55c\ub2e4.<\/p>","protected":false},"excerpt":{"rendered":"

Alias name: N-methylpyrrolidone More aliases :N-Me thylpy rrolidone NMP Molecular formula :C5HOON Molecular weight :99, 13 Physical property data 1, properties: colorless transparent oily liquid, slightly amine smell. 2, density (g\/mL,25\/25C):1, 0260 3, relative vapor density (g\/mL, air =1):3, 4 4, melting point (\u00b0C):-24, 4 5, boiling point C\u2103, atmospheric pressure):204 6, boiling point (DEG.1, 87 k Pa):84, 5 7, refractive index (25 \u00b0 C):1, 468 8. Viscosity (mPa-s) : 1.65 9, flash point (\u2103):95 10. Ignition point (\u00b0 C):346 11, heat of evaporation (KJ\/kg,b, p,):439, 5 12, heat of combustion (KJ\/mol):3010 13. Critical temperature (\u00b0 C):445 14, critical pressure (MPa):4, 76 15, conductivity (S\/m, 25\u2103:(1~2)x10-8 16, vapor pressure (kPa, 150\u2103):21, 60 17, vapor pressure (kPa, 100\u2103):3, 20 18, vapor pressure (kPa, 78~79\u00b0C):1, 33 19, vapor pressure (kPa 60\u2103):0, 53 20, solubility: easily soluble in water, ethanol, ether, acetone, ethyl acetate, chloroform and benzene, can dissolve most organic and inorganic\u2026<\/p>","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[3],"tags":[60],"attr":[],"class_list":["post-588","post","type-post","status-publish","format-standard","hentry","category-problems","tag-introduction-to-1-methyl-2-pyrrolidone"],"_links":{"self":[{"href":"https:\/\/www.yearnintl.com\/ko\/wp-json\/wp\/v2\/posts\/588","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.yearnintl.com\/ko\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.yearnintl.com\/ko\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.yearnintl.com\/ko\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.yearnintl.com\/ko\/wp-json\/wp\/v2\/comments?post=588"}],"version-history":[{"count":4,"href":"https:\/\/www.yearnintl.com\/ko\/wp-json\/wp\/v2\/posts\/588\/revisions"}],"predecessor-version":[{"id":1510,"href":"https:\/\/www.yearnintl.com\/ko\/wp-json\/wp\/v2\/posts\/588\/revisions\/1510"}],"wp:attachment":[{"href":"https:\/\/www.yearnintl.com\/ko\/wp-json\/wp\/v2\/media?parent=588"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.yearnintl.com\/ko\/wp-json\/wp\/v2\/categories?post=588"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.yearnintl.com\/ko\/wp-json\/wp\/v2\/tags?post=588"},{"taxonomy":"attr","embeddable":true,"href":"https:\/\/www.yearnintl.com\/ko\/wp-json\/wp\/v2\/attr?post=588"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}