50296
熔点标准品 47-49°C
analytical standard
别名:
二苯甲酮, NSC 8077, 二苯基甲酮, 二苯基酮
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关于此项目
线性分子式:
(C6H5)2CO
化学文摘社编号:
分子量:
182.22
UNSPSC Code:
20121904
NACRES:
NA.24
PubChem Substance ID:
EC Number:
204-337-6
Beilstein/REAXYS Number:
1238185
MDL number:
InChI key
RWCCWEUUXYIKHB-UHFFFAOYSA-N
InChI
1S/C13H10O/c14-13(11-7-3-1-4-8-11)12-9-5-2-6-10-12/h1-10H
SMILES string
O=C(C1=CC=CC=C1)C2=CC=CC=C2
grade
analytical standard
vapor pressure
1 mmHg ( 108 °C)
shelf life
limited shelf life, expiry date on the label
bp
305 °C (lit.)
mp
47-49 °C (±0.3°C), 47-51 °C (lit.)
application(s)
food and beverages
pharmaceutical
format
neat
Quality Level
General description
47-49 °C熔点标准品二苯甲酮等分析标准品有助于鉴定化合物或确定其纯度。熔点值是采用以基准物质校准的 Büchi B-545 仪器平均测量 6 到 12 次来确定。熔点采用欧洲药典（2.2.14.）所述的毛细管法测定。
这种物质被列入EU第10/2011号法规中用于与食品接触的塑料的正面清单。在此查找10/2011中列出的化合物的所有可用参考材料
Application
47-49 °C熔点标准品苯甲酮是一种熔点校准标准品，用于物理化学表征。
Features and Benefits
- 可追溯至基准物质（LGC, London）
- 等级: 分析标准品d
- 熔点在热力学分析模式下标准化
- 标准偏差达 ± 0.3 °C
- 可提供分析证书和安全数据表。
signalword
Danger
hcodes
Hazard Classifications
Aquatic Chronic 3 - Carc. 1B - STOT RE 2 Oral
target_organs
Liver,Kidney
存储类别
6.1C - Combustible acute toxic Cat.3 / toxic compounds or compounds which causing chronic effects
wgk
WGK 1
flash_point_f
280.4 °F - closed cup
flash_point_c
138 °C - closed cup
ppe
dust mask type N95 (US), Eyeshields, Gloves
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Angewandte Chemie (International ed. in English), 51(42), 10537-10541 (2012-09-20)
Caught in a web: Photo-cross-linkable temperature-responsive polymer-based nanofiber webs have been synthesized that have the ability to capture, encapsulate, and release cells by dynamically transforming the fibrous structure into hydrogel-like structures by wrapping, swelling, and deswelling processes in response to
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