40519
4-皮考啉
analytical standard
别名:
4-甲基吡啶
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关于此项目
经验公式（希尔记法）:
C6H7N
化学文摘社编号:
分子量:
93.13
UNSPSC Code:
85151701
NACRES:
NA.24
PubChem Substance ID:
EC Number:
203-626-4
Beilstein/REAXYS Number:
104586
MDL number:
InChI key
FKNQCJSGGFJEIZ-UHFFFAOYSA-N
InChI
1S/C6H7N/c1-6-2-4-7-5-3-6/h2-5H,1H3
SMILES string
Cc1ccncc1
grade
analytical standard
vapor density
3.2 (vs air)
vapor pressure
4 mmHg ( 20 °C)
assay
≥98.0% (GC)
autoignition temp.
1000 °F
shelf life
limited shelf life, expiry date on the label
technique(s)
HPLC: suitable, gas chromatography (GC): suitable
impurities
≤0.5% water
Quality Level
refractive index
n20/D 1.504-1.508
bp
145 °C (lit.)
mp
2.4 °C (lit.)
density
0.957 g/mL at 25 °C (lit.)
application(s)
cleaning products
cosmetics
flavors and fragrances
food and beverages
personal care
format
neat
Application
Refer to the product′s Certificate of Analysis for more information on a suitable instrument technique. Contact Technical Service for further support.
signalword
Danger
Hazard Classifications
Acute Tox. 3 Dermal - Acute Tox. 4 Inhalation - Acute Tox. 4 Oral - Eye Irrit. 2 - Flam. Liq. 3 - Skin Irrit. 2 - STOT SE 3
target_organs
Respiratory system
存储类别
3 - Flammable liquids
wgk
WGK 1
flash_point_f
102.2 °F - closed cup
flash_point_c
39 °C - closed cup
法规信息
危险化学品
此项目有
Stéphanie Romand et al.
European journal of pharmaceutical sciences : official journal of the European Federation for Pharmaceutical Sciences, 63, 14-21 (2014-07-06)
A capillary isoelectric focusing (cIEF) method was developed for the determination of the ionization constants (pKa) of small molecules. Two approaches used to decrease the electroosmotic flow (EOF) were compared: (i) a hydroxypropylcellulose (HPC) coated capillary in aqueous medium and
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