125733
邻苯二甲酸酐
99%, flakes, ReagentPlus®
别名:
1,2-Benzenedicarboxylic anhydride, 1,3-Isobenzofurandione, Phthalic acid anhydride
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关于此项目
经验公式（希尔记法）:
C8H4O3
化学文摘社编号:
分子量:
148.12
NACRES:
NA.21
PubChem Substance ID:
UNSPSC Code:
12352100
EC Number:
201-607-5
MDL number:
Beilstein/REAXYS Number:
118515
Assay:
99%
Form:
flakes
产品名称
邻苯二甲酸酐, ReagentPlus®, 99%
vapor density
5.1 (vs air)
Quality Segment
vapor pressure
<0.01 mmHg ( 20 °C)
product line
ReagentPlus®
assay
99%
form
flakes
autoignition temp.
1058 °F
expl. lim.
10.4 %
bp
284 °C (lit.)
mp
131-134 °C (lit.)
functional group
anhydride, ester
SMILES string
O=C1OC(=O)c2ccccc12
InChI
1S/C8H4O3/c9-7-5-3-1-2-4-6(5)8(10)11-7/h1-4H
InChI key
LGRFSURHDFAFJT-UHFFFAOYSA-N
General description
Phthalic anhydride is an industrially important chemical. It can be prepared from o-xylene or naphthalene. It is widely used for the industrial preparation of plasticizers for PVC (polyvinyl chloride).
Phthalic anhydride can be synthesized via oxidation of o-xylene, in the presence of V2O5/TiO2 monolithic catalyst supported by aluminium honeycomb.
Phthalic anhydride can be synthesized via oxidation of o-xylene, in the presence of V2O5/TiO2 monolithic catalyst supported by aluminium honeycomb.
Application
Phthalic anhydride may be used in the synthesis of the following compounds:
- pthalimide
- phenolphthalein
- anthracene
Legal Information
ReagentPlus is a registered trademark of Merck KGaA, Darmstadt, Germany
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警示词
Danger
Hazard Classifications
Acute Tox. 4 Oral - Eye Dam. 1 - Resp. Sens. 1 - Skin Irrit. 2 - Skin Sens. 1A - STOT SE 3
靶器官
Respiratory system
存储类别
11 - Combustible Solids
怎么回事？
WGK 1
闪点 (F)
305.6 °F - DIN 51758
闪点 (°C)
152 °C - DIN 51758
PPE（个人防护设备）
dust mask type N95 (US), Eyeshields, Faceshields, Gloves