颜料红81（CAS 12224-98-5）：分子式 C28H31N2O3+、分子量 443.6。
| CAS号 | 12224-98-5 |
|---|---|
| 分子式 | C28H31N2O3+ |
| 分子量 | 443.6 |
| LogP | 5.1 |
| 应用领域 | Uses: It is often used as a tracer dye within water to determine the rate and direction of flow and transport. Rhodamine dyes fluoresce and can thus be detected easily and inexpensively with instruments called fluorometers. Rhodamine dyes are used extensively in biotechnology applications such as fluorescence microscopy、flow cytometry、fluorescence correlation spectroscopy and ELISA.、U.S. Production: 2021: 21、830 lb、2020: 71、116 lb、General Manufacturing Information: Xanthylium、9-[2-(ethoxycarbonyl)phenyl]-3、6-bis(ethylamino)-2、7-dimethyl-、molybdatetungstatephosphate: ACTIVE、Xanthylium、molybdatesilicate (1:?): ACTIVE、molybdatephosphate (1:?): ACTIVE |
登记用途：Uses: It is often used as a tracer dye within water to determine the rate and direction of flow and transport. Rhodamine dyes fluoresce and can thus be detected easily and inexpensively with instruments called fluorometers. Rhodamine dyes are used extensively in biotechnology applications such as fluorescence microscopy、flow cytometry、fluorescence correlation spectroscopy and ELISA.、U.S. Production: 2021: 21、830 lb、2020: 71、116 lb、General Manufacturing Information: Xanthylium、9-[2-(ethoxycarbonyl)phenyl]-3、6-bis(ethylamino)-2、7-dimethyl-、molybdatetungstatephosphate: ACTIVE、Xanthylium、molybdatesilicate (1:?): ACTIVE、molybdatephosphate (1:?): ACTIVE。
颜料红81 是一种化工化合物，登记 CAS 号为 12224-98-5，分子式 C28H31N2O3+（分子量 443.6）。
登记 CAS 号：12224-98-5
其分子式 C28H31N2O3+ 由 28 个碳、31 个氢、2 个氮、3 个氧 组成。
别名/同义词：颜料红81 · Pigment Red 81
颜料红81 的 CAS 登记号为 12224-98-5。
分子式 C28H31N2O3+，分子量 443.6。
别名/同义词：颜料红81、Pigment Red 81。
登记用途：Uses: It is often used as a tracer dye within water to determine the rate and direction of flow and transport. Rhodamine dyes fluoresce and can thus be detected easily and inexpensively with instruments called fluorometers. Rhodamine dyes are used extensively in biotechnology applications such as fluorescence microscopy、flow cytometry、fluorescence correlation spectroscopy and ELISA.、U.S. Production: 2021: 21、830 lb、2020: 71、116 lb、General Manufacturing Information: Xanthylium、9-[2-(ethoxycarbonyl)phenyl]-3、6-bis(ethylamino)-2、7-dimethyl-、molybdatetungstatephosphate: ACTIVE、Xanthylium、molybdatesilicate (1:?): ACTIVE、molybdatephosphate (1:?): ACTIVE。
颜料红81（CAS 12224-98-5）的独立参考数据，整理自公开化学数据库。
| CAS Registry Number | 12224-98-5 |
|---|---|
| PubChem CID | 65211 |
| Molecular formula | C28H31N2O3+ |
| IUPAC name | [9-(2-ethoxycarbonylphenyl)-6-(ethylamino)-2,7-dimethylxanthen-3-ylidene]-ethylazanium |
| UNII (FDA) | 923TYK19HG |
| Molecular Weight | 443.6 |
|---|---|
| XLogP3 | 5.1 |
| Hydrogen Bond Donor Count | 2 |
| Hydrogen Bond Acceptor Count | 4 |
| Rotatable Bond Count | 7 |
| Exact Mass | 443.23346786 |
| Monoisotopic Mass | 443.23346786 |
| Topological Polar Surface Area | 61.5 |
| Heavy Atom Count | 33 |
| Solubility | 1 to 5 mg/mL at 65.3 °F (NTP, 1992) |
|---|
rhodamine 6G cation; 12224-98-5; 47724-48-1; [9-(2-ethoxycarbonylphenyl)-6-(ethylamino)-2,7-dimethylxanthen-3-ylidene]-ethylazanium; 63022-06-0; 923TYK19HG; 9-(2-(Ethoxycarbonyl)phenyl)-3,6-bis(ethylamino)-2,7-dimethylxanthylium; Xanthylium, 9-(2-(ethoxycarbonyl)phenyl)-3,6-bis(ethylamino)-2,7-dimethyl-, molybdatesilicate; 63022-07-1; Xanthylium, 9-[2-(ethoxycarbonyl)phenyl]-3,6-bis(ethylamino)-2,7-dimethyl-, molybdatesilicate; Xanthylium, 9-(2-(ethoxycarbonyl)phenyl)-3,6-bis(ethylamino)-2,7-dimethyl-, molybdatephosphate; Xanthylium, 9-[2-(ethoxycarbonyl)phenyl]-3,6-bis(ethylamino)-2,7-dimethyl-, molybdatephosphate; rhodamine 6G(1+); EINECS 263-793-4; UNII-923TYK19HG; CCRIS 6093
| GHS notification summary | 70% (140 / 200) |
|---|
| GHS notification summary | 70% (140 / 200) |
|---|---|
| Reported hazard statements | H318 (21%), H400 (28.5%), H410 (30%) |
This chemical does not meet GHS hazard criteria for 70% (140 of 200) of all reports.
H318 (21%): Causes serious eye damage [Danger Serious eye damage/eye irritation]
Pigment Red 81 · CAS 12224-98-5 · C28H31N2O3+. UNII 923TYK19HG. Solubility: 1 to 5 mg/mL at 65.3 °F (NTP, 1992).
数据来源：PubChem / Wikidata；与随货 COA 不一致时以 COA 为准。
English page: Pigment Red 81