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Pyromellitic Dianhydride

Pyromellitic Dianhydride
Pyromellitic Dianhydride
CAS No.
89-32-7
Chemical Name:
Pyromellitic Dianhydride
Synonyms
PMDA;BDFtetron;Benzo[1,2-c;TIMTEC-BB SBB008218;Pyromellitic dianhyd;Pyromelliticanhydride;Pyromellitic anhydride;PYROMELLITIC DIANHYDRIDE;Piromellitic dianhydride;pyromelliticacidanhydride
CBNumber:
CB5267853
Molecular Formula:
C10H2O6
Formula Weight:
218.12
MOL File:
89-32-7.mol

Pyromellitic Dianhydride Properties

Melting point:
283-286 °C(lit.)
Boiling point:
397-400 °C(lit.)
Density 
1,68 g/cm3
refractive index 
1.6000 (estimate)
Flash point:
380 °C
solubility 
Soluble in dimethyl sulfoxide, acetone, chloroform, ethyl ether, n-hexane and benzene.
form 
Fine Powder
color 
White to pale yellow
Water Solubility 
decomposes
Sensitive 
Moisture Sensitive
BRN 
213583
InChIKey
ANSXAPJVJOKRDJ-UHFFFAOYSA-N
CAS DataBase Reference
89-32-7(CAS DataBase Reference)
NIST Chemistry Reference
1,2,4,5-Benzenetetracarboxylic anhydride(89-32-7)
EPA Substance Registry System
1H,3H-Benzo[1,2- c:4,5-c']difuran-1,3, 5,7-tetrone(89-32-7)
SAFETY
  • Risk and Safety Statements
  • Hazard and Precautionary Statements (GHS)
Hazard Codes  Xn
Risk Statements  41-42/43
Safety Statements  22-24-26-37/39
WGK Germany  1
RTECS  DB9300000
10-21
TSCA  Yes
HS Code  29173980
Hazardous Substances Data 89-32-7(Hazardous Substances Data)
Symbol(GHS):
Signal word: Danger
Hazard statements:
Code Hazard statements Hazard class Category Signal word Pictogram P-Codes
H303 May be harmfulif swallowed Acute toxicity,oral Category 5 P312
H315 Causes skin irritation Skin corrosion/irritation Category 2 Warning P264, P280, P302+P352, P321,P332+P313, P362
H317 May cause an allergic skin reaction Sensitisation, Skin Category 1 Warning P261, P272, P280, P302+P352,P333+P313, P321, P363, P501
H318 Causes serious eye damage Serious eye damage/eye irritation Category 1 Danger P280, P305+P351+P338, P310
H334 May cause allergy or asthma symptoms or breathing difficulties if inhaled Sensitisation, respiratory Category 1 Danger P261, P285, P304+P341, P342+P311,P501
Precautionary statements:
P261 Avoid breathing dust/fume/gas/mist/vapours/spray.
P264 Wash hands thoroughly after handling.
P264 Wash skin thouroughly after handling.
P272 Contaminated work clothing should not be allowed out of the workplace.
P280 Wear protective gloves/protective clothing/eye protection/face protection.
P284 Wear respiratory protection.
P304+P340 IF INHALED: Remove victim to fresh air and Keep at rest in a position comfortable for breathing.
P305+P351+P338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.
P501 Dispose of contents/container to..…

Pyromellitic Dianhydride price More Price(13)

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
Sigma-Aldrich 412287 Pyromellitic dianhydride 97% 89-32-7 100g $50 2018-11-13 Buy
Sigma-Aldrich 412287 Pyromellitic dianhydride 97% 89-32-7 500g $163 2018-11-13 Buy
TCI Chemical B0040 Pyromellitic Dianhydride >98.0%(T) 89-32-7 25g $14 2018-11-22 Buy
TCI Chemical B0040 Pyromellitic Dianhydride >98.0%(T) 89-32-7 100g $31 2018-11-22 Buy
Alfa Aesar 045788 Pyromellitic dianhydride, 98% 89-32-7 100g $57.3 2018-11-16 Buy

Pyromellitic Dianhydride Chemical Properties,Uses,Production

Chemical Properties

White powder. Soluble in some organic solvents; hydrolyzes to the acid when exposed to moisture.

Uses

Pyromellitic dianhydride (PMDA) is employed as a curing agent for epoxy agent resins used for casting, laminating, the manufacture of moulding powders, adhesives and coatings.

Uses

pyromellitic dianhydride be used for preparation polyimide and epoxy resin material.

Hazard

Skin irritant.

Purification Methods

Crystallise the dianhydride from ethyl methyl ketone or dioxane. Dry, and sublime it in vacuo.[Beilstein 19 H 196, 19/5 V 407.]

Pyromellitic Dianhydride Preparation Products And Raw materials

Raw materials

Preparation Products


Pyromellitic Dianhydride Suppliers

Global( 258)Suppliers
Supplier Tel Fax Email Country ProdList Advantage
Henan DaKen Chemical CO.,LTD.
+86-371-55531817
info@dakenchem.com CHINA 22049 58
Jiangsu Qingquan Chemical Co., Ltd.
+86-571-86589381/86589382/86589383
lyy@qqpharm.com sales1@qqpharm.com CHINA 177 55
Shenzhen Sendi Biotechnology Co.Ltd.
0755-23311925 18102838259
0755-23311925 Abel@chembj.com CHINA 3217 55
Henan Tianfu Chemical Co.,Ltd.
0371-55170693
0371-55170693 info@tianfuchem.com CHINA 20786 55
Shanghai Time Chemicals CO., Ltd.
+86-021-57951555
+86-021-57951555 jack.li@time-chemicals.com CHINA 1374 55
Mainchem Co., Ltd.
+86-0592-6210733
+86-0592-6210733 sales@mainchem.com CHINA 32651 55
Hefei TNJ Chemical Industry Co.,Ltd.
86-0551-65418684 18949823763
86-0551-65418684 info@tnjchem.com China 1659 55
Haihang Industry Co.,Ltd
86-531-88032799
+86 531 8582 1093 export@haihangchem.com CHINA 4530 58
Chemwill Asia Co.,Ltd.
86-21-51086038
86-21-51861608 chemwill_asia@126.com;sales@chemwill.com;chemwill@hotmail.com;chemwill@gmail.com CHINA 10967 58
career henan chemical co
+86-371-86658258
sales@coreychem.com CHINA 19990 58

View Lastest Price from Pyromellitic Dianhydride manufacturers

Image Release date Product Price Min. Order Purity Supply Ability Manufacturer
2018-08-20 Pyromellitic Dianhydride
89-32-7
US $1.00 / KG 1KG 98% 100KG career henan chemical co

Pyromellitic Dianhydride Spectrum


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