U+7FA7 "羧" CJK Unified Ideograph-# Unicode Character
Unicode Version 17.0
羧
U+7FA7 "羧" CJK Unified Ideograph-# is a Chinese character (hanzi) used in modern Standard Chinese, where it primarily denotes a carboxyl group or carboxylic acid in the context of organic chemistry. It belongs to the 羊 (sheep) radical and has a total of 13 strokes, with its traditional form also being 羧. The character is derived from the combination of a phonetic component and the meaning associated with sourness or acid, and it frequently appears in scientific and technical terminology, such as in compounds like 羧酸 (carboxylic acid) or 羧基 (carboxyl group).
General Properties
| Code Point | U+7FA7 |
| Version Added | 1.1 |
| Name | CJK Unified Ideograph-# |
| Block | CJK Unified Ideographs |
| General Category | Other Letter |
| Canonical Combining Class | Not Reordered |
| Bidirectional Class | Left To Right |
Encodings
| HTML Decimal Encoding | 羧 |
| HTML Hex Encoding | 羧 |
| UTF-8 Encoding | 0xE7 0xBE 0xA7 |
| UTF-16 Encoding | 0x7FA7 |
| UTF-32 Encoding | 0x00007FA7 |
| C/C++/Java Escape | \u7fa7 |
Unicode Properties
Unihan Properties
| kBigFive | DF6E |
| kCCCII | 227533 |
| kCNS1986 | 2-4635 |
| kCNS1992 | 2-4635 |
| kCangjie | TQICE |
| kCantonese | so1 |
| kCihaiT | 1071.202 |
| kDaeJaweon | 1396.230 |
| kDefinition | carboxyl group |
| kEACC | 227533 |
| kFourCornerCode | 8354.7 |
| kGB0 | 8440 |
| kGB1 | 8440 |
| kHanYu | 53135.010 |
| kHanyuPinyin | 53135.010:zuī,suō |
| kIICore | CG |
| kIRGDaeJaweon | 1396.230 |
| kIRGHanyuDaZidian | 53135.010 |
| kIRGKangXi | 0952.290 |
| kIRG_GSource | G0-7448 |
| kIRG_HSource | HB2-DF6E |
| kIRG_JSource | JMJ-020626 |
| kIRG_KPSource | KP1-6906 |
| kIRG_KSource | K2-537A |
| kIRG_TSource | T2-4635 |
| kJapanese | サイ セ |
| kTGH | 2013:5555 |
| kKangXi | 0952.290 |
| kMainlandTelegraph | 5033 |
| kMandarin | suō |
| kMojiJoho | MJ020626 |
| kMorohashi | 28501 |
| kPhonetic | 313 |
| kRSUnicode | 123.7 |
| kSMSZD2003Index | 539.02 |
| kSMSZD2003Readings | suō粵so1 |
| kTGHZ2013 | 353.230:suō |
| kTotalStrokes | 13 |
| kUnihanCore2020 | GHMT |
| kXerox | 320:354 |
| kXHC1983 | 1103.040:suō |