TECHNICAL DATA SHEET
Chemical name: Trimellitic Anhydride (TMA)
CAS NO.: 552-30-7
CHEMICAL FORMULA: C9H4O5
Structural formula:
Physical and chemical properties:
Appearance: white flake.
Solubility: soluble in hot water, acetone, N,N-dimethylformamide, cyclohexanone, cyclohexanone, soluble in absolute ethanol and reactive with it.
Specifications
| Appearance |
white flake |
| Acid value, mgKOH/g ≥ |
873.00 |
| Anhydride content, wt% ≥ |
98.00 |
| Melting point, ºC ≥ |
164.0 |
| Melt color, (Pt-Co) ≤ |
120 |
| PA content, ppm ≤ |
300 (Superior≤100) |
Application
1. For trioctyl trimellitate-production.
Widely used as the clad material of electrical components, internal electric wires of vehicles, and semiconductors, etc., as well as, automotive cable, car upholstery, artificial leather, washing machine drain hose, venetian blinds, sealing materials and packing, etc.
2. For producing polyamide polyimide and polyester.
Mainly used for F and H grades motor insulation materials, which can be long-term used at 230-250 ºC. Additionally, it can be used for manufacturing the molded plastic parts of electrical components, valve parts, bearings, jet engine parts, and others.
3. For producing alkyd resin.
Mainly used as the prime coat of automotive, electrical appliances and mechanical products, and also used as the surface paint of kitchen, furniture and others, as well as, used for the industrial building materials and commonly paints, etc.
4,Other applications
It is cheap and practical curing agent. It is widely used for the places with higher decorative, anti-corrosion requirements, such as, household appliances, bicycles, doors, windows and others. And used as the heat resistant insulating laminates, synthetic dyes, heat resistant varnish, stabilizer, fiber softening agent, pigment, water treatment agent, cinefilm and surface active agent, etc
| Trimellitic Anhydride Basic information |
| Product Name: |
Trimellitic Anhydride |
| Synonyms: |
Trimellitic Anhydride 552-30-7 in stock factory 1,2,4-Benzenetricarboxylic anhydride;1,2,4-Benzenetricarboxylic anhydride 552-30-7 in stock factory Trimellitic anhydride;Trimellitic Anhydride 552-30-7 Manufacturer High quality Best price In stock factory 1,2,4-Benzenetricarboxylic anhydride 552-30-7;1,3-dioxo-5-isobenzofurancarboxylic acid;1,3-dioxo-5-phthalanacarboxylicaci;1,3-Dioxo-5-phthalancarboxylic acid;1,3-dioxo-5-phthalancarboxylicacid;5-Isobenzofurancarboxylic acid, 1,3-dihydro-1,3-dioxo- |
| CAS: |
552-30-7 |
| MF: |
C9H4O5 |
| MW: |
192.13 |
| EINECS: |
209-008-0 |
| Product Categories: |
addictives;Industrial/Fine Chemicals;Fluorenes, etc. (reagent for high-performance polymer research);Functional Materials;Reagent for High-Performance Polymer Research;fine chemicals;Pyridines;pharmaceutical raw material |
| Mol File: |
552-30-7.mol |
| |
| |
| Trimellitic Anhydride Chemical Properties |
| Melting point |
163-166 °C(lit.) |
| Boiling point |
390 °C |
| density |
1.54 |
| vapor density |
6.6 (vs air) |
| vapor pressure |
<0.01 mm Hg ( 20 °C) |
| refractive index |
1.4717 (estimate) |
| Fp |
227 °C |
| storage temp. |
Store below +30°C. |
| solubility |
24.4g/l (decomposition) |
| form |
Flakes |
| pka |
3.11±0.20(Predicted) |
| color |
White to off-white |
| PH |
2 (21g/l, H2O, 20ºC) |
| explosive limit |
1-7%(V) |
| Water Solubility |
DECOMPOSES |
| Sensitive |
Moisture Sensitive |
| Merck |
14,9703 |
| BRN |
9394 |
| Stability: |
Stable. Moisture sensitive. |
| InChIKey |
SRPWOOOHEPICQU-UHFFFAOYSA-N |
| CAS DataBase Reference |
552-30-7(CAS DataBase Reference) |
| NIST Chemistry Reference |
Trimellitic anhydride(552-30-7) |
| EPA Substance Registry System |
Trimellitic anhydride (552-30-7) |
| Hazard Codes |
Xn |
| Risk Statements |
37-41-42/43 |
| Safety Statements |
22-26-36/37/39 |
| WGK Germany |
1 |
| RTECS |
DC2050000 |
| F |
10-21 |
| TSCA |
Yes |
| HS Code |
29173980 |
| Hazardous Substances Data |
552-30-7(Hazardous Substances Data) |
| Toxicity |
LD50 orally in Rabbit: > 2730 mg/kg LD50 dermal Rabbit 23000 mg/kg |
| Trimellitic Anhydride Usage And Synthesis |
| |
| Trimellitic Anhydride Preparation Products And Raw materials |
Packing&Shipping
FAQ
Q1.What's the payment terms?
We could accept T/T, L/C, DP payment terms.
Q2.How about the different index of products in same application?
Specifications can be customized according to your application.
Q3.How about the samples of products?
We can provide free samples under 2Kg(not including freight charge).
Q4.How about the price of products?
Our products are chemical synthesis got from underground brine, which is available for a variety of usage. Our products are high purity with good quality, and the price is based on different specification and quantity.
Q5.What's the shelf life for the cargoes?
Our product's shelf life is 2 years, which is based on dry and ventilated storage.
Q6.What's the package of the cargoes?
20kg/25kg woven bags, within plastic bags, or as customized.
Q7.What's the delivery time?
We usually deliver the cargoes within 10~20 days after receiving customer's payment or original L/C.
Q8.Which documents can we supply?
Commercial Invoice, Packing List, Certificate of Analysis, Certificate of Origin (FORM E), Bill of Loading, ISO etc.
The documents will be sent by Express within 24 hours against your full payment.
Q9.Why do you choose us?
We accept safe and diversified payment terms.
We supply a price trend to ensure clients know marketing information in time. We will take charge of 100% responsibility for
quality issue. We strive to create value for each customer we serve by meeting their unique needs and providing solutions to solve their problems and achieve their objectives.
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