{"id":141941,"date":"2025-12-02T10:22:35","date_gmt":"2025-12-02T01:22:35","guid":{"rendered":"https:\/\/adtechmanagement.com\/minnadepr-column\/?p=141941"},"modified":"2025-12-02T10:22:50","modified_gmt":"2025-12-02T01:22:50","slug":"meaning-of-carboxyl-group","status":"publish","type":"post","link":"https:\/\/adtechmanagement.com\/minnadepr-column\/2025\/12\/02\/meaning-of-carboxyl-group\/","title":{"rendered":"\u30ab\u30eb\u30dc\u30ad\u30b7\u57fa\u3068\u306f\uff5c\u610f\u5473\u30fb\u69cb\u9020\u30fb\u5316\u5b66\u7684\u6027\u8cea\u3068\u5fdc\u7528"},"content":{"rendered":"

\u5316\u5b66\u3092\u5b66\u3076\u3046\u3048\u3067\u300c\u30ab\u30eb\u30dc\u30ad\u30b7\u57fa\u300d\u306f\u975e\u5e38\u306b\u91cd\u8981\u306a\u6982\u5ff5\u3067\u3059\u3002\u9178\u6027\u3084\u53cd\u5fdc\u6027\u306b\u5927\u304d\u306a\u5f71\u97ff\u3092\u4e0e\u3048\u308b\u3053\u306e\u5b98\u80fd\u57fa\u306f\u3001\u6709\u6a5f\u5316\u5b66\u306e\u57fa\u672c\u7684\u306a\u7406\u89e3\u306b\u6b20\u304b\u305b\u307e\u305b\u3093\u3002\u672c\u8a18\u4e8b\u3067\u306f\u3001\u30ab\u30eb\u30dc\u30ad\u30b7\u57fa\u306e\u5b9a\u7fa9\u3001\u69cb\u9020\u3001\u5316\u5b66\u7684\u6027\u8cea\u3001\u65e5\u5e38\u751f\u6d3b\u3084\u7523\u696d\u3067\u306e\u5fdc\u7528\u307e\u3067\u8a73\u3057\u304f\u89e3\u8aac\u3057\u307e\u3059\u3002<\/p>\n

1. \u30ab\u30eb\u30dc\u30ad\u30b7\u57fa\u306e\u57fa\u672c\u7684\u306a\u610f\u5473<\/h2>\n

1-1. \u30ab\u30eb\u30dc\u30ad\u30b7\u57fa\u3068\u306f<\/h3>\n

\u30ab\u30eb\u30dc\u30ad\u30b7\u57fa\uff08-COOH\uff09\u306f\u3001\u6709\u6a5f\u5316\u5408\u7269\u306b\u304a\u3051\u308b\u5b98\u80fd\u57fa\u306e\u4e00\u7a2e\u3067\u3001\u70ad\u7d20\u539f\u5b50\u306b\u9178\u7d20\u539f\u5b50\u304c\u4e8c\u91cd\u7d50\u5408\u3057\u305f\u30ab\u30eb\u30dc\u30cb\u30eb\u57fa\uff08C=O\uff09\u3068\u3001\u6c34\u9178\u57fa\uff08-OH\uff09\u304c\u7d50\u5408\u3057\u305f\u69cb\u9020\u3092\u6301\u3063\u3066\u3044\u307e\u3059\u3002\u3053\u306e\u5b98\u80fd\u57fa\u3092\u6301\u3064\u5316\u5408\u7269\u306f\u300c\u30ab\u30eb\u30dc\u30f3\u9178\u300d\u3068\u547c\u3070\u308c\u307e\u3059\u3002 <\/p>\n

1-2. \u5316\u5b66\u5f0f\u3068\u8868\u8a18<\/h3>\n

\u30ab\u30eb\u30dc\u30ad\u30b7\u57fa\u306f\u5316\u5b66\u5f0f\u3067-COOH\u3068\u8868\u3055\u308c\u307e\u3059\u3002\u70ad\u7d20\uff08C\uff09\u3001\u9178\u7d20\uff08O\uff09\u3001\u6c34\u7d20\uff08H\uff09\u304b\u3089\u69cb\u6210\u3055\u308c\u3001\u9178\u6027\u306e\u6027\u8cea\u3092\u793a\u3059\u5b98\u80fd\u57fa\u3068\u3057\u3066\u77e5\u3089\u308c\u3066\u3044\u307e\u3059\u3002\u5206\u5b50\u4e2d\u306e\u4f4d\u7f6e\u306b\u3088\u3063\u3066\u3001\u30a2\u30eb\u30ab\u30f3\u7cfb\u3084\u82b3\u9999\u65cf\u7cfb\u306a\u3069\u69d8\u3005\u306a\u30ab\u30eb\u30dc\u30f3\u9178\u3092\u5f62\u6210\u3057\u307e\u3059\u3002 <\/p>\n

2. \u30ab\u30eb\u30dc\u30ad\u30b7\u57fa\u306e\u69cb\u9020\u3068\u7279\u5fb4<\/h2>\n

2-1. \u5206\u5b50\u69cb\u9020\u306e\u8a73\u7d30<\/h3>\n

\u30ab\u30eb\u30dc\u30ad\u30b7\u57fa\u306f\u3001\u30ab\u30eb\u30dc\u30cb\u30eb\u70ad\u7d20\u304c\u6c34\u9178\u57fa\u3068\u5171\u6709\u7d50\u5408\u3057\u3066\u3044\u308b\u69cb\u9020\u3067\u3059\u3002\u3053\u306e\u4e8c\u91cd\u7d50\u5408\u3068\u6c34\u9178\u57fa\u306e\u5b58\u5728\u306b\u3088\u308a\u3001\u6c34\u7d20\u7d50\u5408\u3092\u5f62\u6210\u3057\u3084\u3059\u304f\u3001\u6975\u6027\u3092\u6301\u3064\u305f\u3081\u6c34\u306b\u6eb6\u3051\u3084\u3059\u3044\u6027\u8cea\u304c\u3042\u308a\u307e\u3059\u3002 <\/p>\n

2-2. \u6975\u6027\u3068\u9178\u6027\u306e\u7279\u5fb4<\/h3>\n

\u30ab\u30eb\u30dc\u30ad\u30b7\u57fa\u306f\u6975\u6027\u304c\u9ad8\u304f\u3001\u6c34\u6eb6\u6db2\u4e2d\u3067\u6c34\u7d20\u30a4\u30aa\u30f3\uff08H\u207a\uff09\u3092\u653e\u51fa\u3057\u3084\u3059\u3044\u305f\u3081\u9178\u6027\u3092\u793a\u3057\u307e\u3059\u3002\u5f31\u9178\u6027\u3067\u3059\u304c\u3001\u6709\u6a5f\u5316\u5408\u7269\u306e\u4e2d\u3067\u306f\u6bd4\u8f03\u7684\u5f37\u3044\u9178\u6027\u3092\u6301\u3064\u3082\u306e\u3082\u3042\u308a\u307e\u3059\u3002 <\/p>\n

2-3. \u6c34\u7d20\u7d50\u5408\u306e\u5f62\u6210<\/h3>\n

\u30ab\u30eb\u30dc\u30ad\u30b7\u57fa\u306f\u5206\u5b50\u5185\u5916\u3067\u6c34\u7d20\u7d50\u5408\u3092\u5f62\u6210\u3067\u304d\u307e\u3059\u3002\u3053\u308c\u306b\u3088\u308a\u3001\u878d\u70b9\u30fb\u6cb8\u70b9\u304c\u9ad8\u304f\u306a\u308b\u50be\u5411\u304c\u3042\u308a\u3001\u6db2\u4f53\u3084\u56fa\u4f53\u306e\u7269\u7406\u7684\u6027\u8cea\u306b\u3082\u5927\u304d\u304f\u5f71\u97ff\u3057\u307e\u3059\u3002 <\/p>\n

3. \u30ab\u30eb\u30dc\u30ad\u30b7\u57fa\u3092\u6301\u3064\u5316\u5408\u7269\u306e\u7a2e\u985e<\/h2>\n

3-1. \u98fd\u548c\u30ab\u30eb\u30dc\u30f3\u9178<\/h3>\n

\u98fd\u548c\u30ab\u30eb\u30dc\u30f3\u9178\u306f\u3001\u70ad\u7d20\u9396\u304c\u5358\u7d50\u5408\u306e\u307f\u3067\u69cb\u6210\u3055\u308c\u308b\u30ab\u30eb\u30dc\u30f3\u9178\u3067\u3059\u3002\u4f8b\u3068\u3057\u3066\u9162\u9178\uff08CH\u2083COOH\uff09\u304c\u6319\u3052\u3089\u308c\u307e\u3059\u3002\u9162\u9178\u306f\u8abf\u5473\u6599\u3068\u3057\u3066\u8eab\u8fd1\u306b\u5229\u7528\u3055\u308c\u3066\u3044\u307e\u3059\u3002 <\/p>\n

3-2. \u4e0d\u98fd\u548c\u30ab\u30eb\u30dc\u30f3\u9178<\/h3>\n

\u70ad\u7d20\u9396\u306b\u4e8c\u91cd\u7d50\u5408\u3092\u6301\u3064\u30ab\u30eb\u30dc\u30f3\u9178\u3067\u3059\u3002\u4f8b\u3068\u3057\u3066\u30a2\u30af\u30ea\u30eb\u9178\u304c\u3042\u308a\u307e\u3059\u3002\u4e8c\u91cd\u7d50\u5408\u306b\u3088\u308a\u53cd\u5fdc\u6027\u304c\u9ad8\u304f\u3001\u30dd\u30ea\u30de\u30fc\u6750\u6599\u306e\u539f\u6599\u3068\u3057\u3066\u91cd\u8981\u3067\u3059\u3002 <\/p>\n

3-3. \u82b3\u9999\u65cf\u30ab\u30eb\u30dc\u30f3\u9178<\/h3>\n

\u30d9\u30f3\u30bc\u30f3\u74b0\u306a\u3069\u306e\u82b3\u9999\u65cf\u57fa\u306b\u7d50\u5408\u3057\u305f\u30ab\u30eb\u30dc\u30f3\u9178\u3067\u3001\u4f8b\u3068\u3057\u3066\u5b89\u606f\u9999\u9178\uff08C\u2086H\u2085COOH\uff09\u304c\u3042\u308a\u307e\u3059\u3002\u9632\u8150\u5264\u3084\u533b\u85ac\u54c1\u306e\u539f\u6599\u3068\u3057\u3066\u5229\u7528\u3055\u308c\u307e\u3059\u3002 <\/p>\n

4. \u30ab\u30eb\u30dc\u30ad\u30b7\u57fa\u306e\u5316\u5b66\u7684\u6027\u8cea<\/h2>\n

4-1. \u9178\u6027\u306e\u53cd\u5fdc<\/h3>\n

\u30ab\u30eb\u30dc\u30ad\u30b7\u57fa\u306f\u6c34\u6eb6\u6db2\u4e2d\u3067\u30d7\u30ed\u30c8\u30f3\u3092\u653e\u51fa\u3057\u3001\u30ab\u30eb\u30dc\u30f3\u9178\u30a4\u30aa\u30f3\uff08R-COO\u207b\uff09\u3092\u5f62\u6210\u3057\u307e\u3059\u3002\u3053\u306e\u6027\u8cea\u306b\u3088\u308a\u4e2d\u548c\u53cd\u5fdc\u3084\u5869\u306e\u5f62\u6210\u304c\u53ef\u80fd\u3067\u3059\u3002 \u4f8b: R-COOH + NaOH \u2192 R-COONa + H\u2082O <\/p>\n

4-2. \u30a8\u30b9\u30c6\u30eb\u5316\u53cd\u5fdc<\/h3>\n

\u30ab\u30eb\u30dc\u30ad\u30b7\u57fa\u306f\u30a2\u30eb\u30b3\u30fc\u30eb\u3068\u53cd\u5fdc\u3057\u3066\u30a8\u30b9\u30c6\u30eb\u3092\u5f62\u6210\u3057\u307e\u3059\u3002\u3053\u308c\u306f\u82b3\u9999\u65cf\u9999\u6599\u3084\u30d7\u30e9\u30b9\u30c1\u30c3\u30af\u88fd\u9020\u306b\u304a\u3044\u3066\u91cd\u8981\u306a\u53cd\u5fdc\u3067\u3059\u3002 \u4f8b: R-COOH + R'-OH \u2192 R-COOR' + H\u2082O <\/p>\n

4-3. \u9084\u5143\u53cd\u5fdc<\/h3>\n

\u30ab\u30eb\u30dc\u30ad\u30b7\u57fa\u306f\u9084\u5143\u5264\u3092\u7528\u3044\u308b\u3053\u3068\u3067\u30a2\u30eb\u30b3\u30fc\u30eb\u306b\u5909\u63db\u3067\u304d\u307e\u3059\u3002\u3053\u306e\u53cd\u5fdc\u306f\u6709\u6a5f\u5408\u6210\u306b\u304a\u3051\u308b\u57fa\u672c\u7684\u306a\u624b\u6cd5\u3067\u3059\u3002 \u4f8b: R-COOH + LiAlH\u2084 \u2192 R-CH\u2082OH <\/p>\n

5. \u30ab\u30eb\u30dc\u30ad\u30b7\u57fa\u306e\u5fdc\u7528<\/h2>\n

5-1. \u533b\u85ac\u54c1<\/h3>\n

\u30ab\u30eb\u30dc\u30ad\u30b7\u57fa\u3092\u6301\u3064\u5316\u5408\u7269\u306f\u6297\u751f\u7269\u8cea\u3084\u89e3\u71b1\u93ae\u75db\u85ac\u306a\u3069\u533b\u85ac\u54c1\u306e\u539f\u6599\u3068\u3057\u3066\u91cd\u8981\u3067\u3059\u3002\u9178\u6027\u3084\u6c34\u6eb6\u6027\u306e\u6027\u8cea\u3092\u5229\u7528\u3057\u3066\u4f53\u5185\u5438\u53ce\u3084\u53cd\u5fdc\u6027\u3092\u8abf\u6574\u3057\u307e\u3059\u3002 <\/p>\n

5-2. \u98df\u54c1\u7523\u696d<\/h3>\n

\u9162\u9178\u3084\u30af\u30a8\u30f3\u9178\u306a\u3069\u3001\u30ab\u30eb\u30dc\u30ad\u30b7\u57fa\u3092\u542b\u3080\u9178\u306f\u8abf\u5473\u6599\u3084\u9178\u5473\u6599\u3001\u9632\u8150\u5264\u3068\u3057\u3066\u5e83\u304f\u4f7f\u7528\u3055\u308c\u3066\u3044\u307e\u3059\u3002 <\/p>\n

5-3. \u9ad8\u5206\u5b50\u5316\u5b66<\/h3>\n

\u30ab\u30eb\u30dc\u30ad\u30b7\u57fa\u3092\u6301\u3064\u30e2\u30ce\u30de\u30fc\u306f\u30dd\u30ea\u30a8\u30b9\u30c6\u30eb\u3084\u30dd\u30ea\u30a2\u30df\u30c9\u306a\u3069\u9ad8\u5206\u5b50\u6750\u6599\u306e\u539f\u6599\u3068\u3057\u3066\u5229\u7528\u3055\u308c\u307e\u3059\u3002\u30a8\u30b9\u30c6\u30eb\u5316\u53cd\u5fdc\u3092\u901a\u3057\u3066\u6a39\u8102\u3084\u7e4a\u7dad\u306e\u751f\u6210\u306b\u5fdc\u7528\u3055\u308c\u307e\u3059\u3002 <\/p>\n

6. \u307e\u3068\u3081<\/h2>\n

6-1. \u30ab\u30eb\u30dc\u30ad\u30b7\u57fa\u306e\u7406\u89e3\u306e\u91cd\u8981\u6027<\/h3>\n

\u30ab\u30eb\u30dc\u30ad\u30b7\u57fa\u306f\u6709\u6a5f\u5316\u5b66\u306b\u304a\u3044\u3066\u57fa\u672c\u7684\u3067\u91cd\u8981\u306a\u5b98\u80fd\u57fa\u3067\u3059\u3002\u305d\u306e\u69cb\u9020\u3001\u9178\u6027\u3001\u6975\u6027\u3092\u7406\u89e3\u3059\u308b\u3053\u3068\u3067\u3001\u30ab\u30eb\u30dc\u30f3\u9178\u306e\u53cd\u5fdc\u6027\u3084\u6027\u8cea\u3092\u628a\u63e1\u3067\u304d\u307e\u3059\u3002 <\/p>\n

6-2. \u65e5\u5e38\u751f\u6d3b\u3068\u7523\u696d\u3078\u306e\u5fdc\u7528<\/h3>\n

\u30ab\u30eb\u30dc\u30ad\u30b7\u57fa\u3092\u6301\u3064\u5316\u5408\u7269\u306f\u3001\u98df\u54c1\u3001\u533b\u85ac\u54c1\u3001\u7d20\u6750\u5316\u5b66\u306a\u3069\u5e45\u5e83\u3044\u5206\u91ce\u3067\u5fdc\u7528\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u305d\u306e\u6027\u8cea\u3092\u6d3b\u304b\u3057\u305f\u3055\u307e\u3056\u307e\u306a\u88fd\u54c1\u304c\u79c1\u305f\u3061\u306e\u751f\u6d3b\u306b\u5bc6\u63a5\u306b\u95a2\u308f\u3063\u3066\u3044\u307e\u3059\u3002 <\/p>\n

6-3. \u5b66\u7fd2\u306e\u30dd\u30a4\u30f3\u30c8<\/h3>\n

- \u30ab\u30eb\u30dc\u30ad\u30b7\u57fa\u306e\u69cb\u9020\u306f\u300cC=O\u300d\u3068\u300c-OH\u300d\u306e\u7d50\u5408\u3067\u3042\u308b - \u9178\u6027\u30fb\u6975\u6027\u30fb\u6c34\u7d20\u7d50\u5408\u306e\u6027\u8cea\u3092\u7406\u89e3\u3059\u308b - \u30a8\u30b9\u30c6\u30eb\u5316\u3001\u9084\u5143\u3001\u5869\u5f62\u6210\u306a\u3069\u306e\u53cd\u5fdc\u6027\u3092\u628a\u63e1\u3059\u308b<\/p>\n","protected":false},"excerpt":{"rendered":"

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