半岛bd体育手机客户端 说明
一般描述
Melting point standard 283-286 ℃, anthraquinone is an analytical standard, suitable for the day-to-day calibration of melting point apparatus to guarantee its accuracy, in accordance with local, national and international standards laboratories.
The mp value is recorded as an average of 6 to 12 measurements with a Büchi B-545 equipment that is calibrated against primary standards. Melting point is determined by Capillary method, as described in Ph. Eur. 2.2.14.
应用
Anthraquinone melting point standard 283-286 ℃ is an mp standard used for physicochemical characterization.
This product also features as a reference standard in thermal property investigations.
特点和优势
基本信息
| 经验(实验)分子式 | C14H8O2 |
| 分子量 | 208.21 |
| Beilstein | 390030 |
| EC 号 | 201-549-0 |
| MDL编号 | MFCD00001188 |
| PubChem化学物质编号 | 329760560 |
| NACRES | NA.24 |
半岛bd体育手机客户端 性质
| 质量水平 | 100 |
| 等级 | analytical standard |
| 蒸汽密度 | 7.16 (vs air) |
| 蒸汽压 | 1 mmHg ( 190 ℃) |
| 保质期 | limited shelf life, expiry date on the label |
| bp | 379-381 ℃ (lit.) |
| mp | 283-286 ℃ (±0.3℃) 284-286 ℃ (lit.) |
| application(s) | food and beverages pharmaceutical |
| 格式 | neat |
| SMILES string | O=C1c2ccccc2C(=O)c3ccccc13 |
| InChI | 1S/C14H8O2/c15-13-9-5-1-2-6-10(9)14(16)12-8-4-3-7-11(12)13/h1-8H |
| InChI key | RZVHIXYEVGDQDX-UHFFFAOYSA-N |
安全信息
| 象形图 |   |
| 警示用语： | Danger |
| 危险声明 | H317 - H350 |
| 预防措施声明 | P202 - P261 - P272 - P280 - P302 + P352 - P308 + P313 |
| 危险分类 | Carc. 1B - Skin Sens. 1 |
| 储存分类代码 | 6.1C - Combustible, acute toxic Cat.3 / toxic compounds or compounds which causing chronic effects |
| WGK | WGK 1 |
| 闪点(F) | 482.0 °F - closed cup |
| 闪点(C) | 250 ℃ - closed cup |
| 个人防护装备 | dust mask type N95 (US), Eyeshields, Faceshields, Gloves |
SUPELCO
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