| Customization: | Available |
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| CAS No.: | 121-91-5 |
| Formula: | C8h6o4 |
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| Product name | Isophthalic acid |
| CAS No. | 121-91-5 |
| Molecular formula | C8H6O4 |
| Molecular weight | 166.131 |
| Purity | 99% |
| Appearance | White or almost white powder |
It has strong heat resistance, hydrolysis resistance and chemical resistance. The largest use is used as an intermediate in the production of unsaturated polyester resin, followed by polyester resin, alkyd resin (the main use of paint manufacturing) and printing ink. In addition, it can also be used to strengthen plastics and packaging, manufacture film forming agent, paint and polyester fiber dyeing modifier and medicine, etc., and has a broad prospect of development and utilization.
Application
1,Used for making alkyd resin, unsaturated polyester resin and other high polymer and plasticizer, also used for making film forming agent, fiber dyeing modifier
2,For the production of alkyd resins, unsaturated polyester resins and other polymers and plasticizers, but also for the manufacture of film forming agents, coatings and polyester fiber dyeing modifiers .
3,Used as chromatographic reagent and also in organic synthesis
4,Analytical reagent.Organic synthesis.
| Melting point | 341-343 °C (lit.) |
| Boiling point | 214.32°C (rough estimate) |
| density | 1,54 g/cm3 |
| refractive index | 1.5100 (estimate) |
| storage temp. | Sealed in dry,Room Temperature |
| solubility | 0.12g/l |
| pka | 3.54(at 25ºC) |
| form | Crystalline Powder |
| color | White to off-white |
| Water Solubility | 0.01 g/100 mL (25 ºC) |
| Stability: | Stable. Incompatible with strong oxidizing agents, strong bases. |
| CAS DataBase Reference | 121-91-5(CAS DataBase Reference) |
| NIST Chemistry Reference | 1,3-Benzenedicarboxylic acid(121-91-5) |
| EPA Substance Registry System | Isophthalic acid (121-91-5) |
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FAQ
Q1: Are you a manufacturer or trading company?
Re: We are one company integrated industry and trade. No matter the products we manufacture or trade, high quality products and competitive price always will be provided for you.
Q2: May I get one sample before placing order?
Re: Yes, we'd like to provide sample for you. free samples(max 1Kg) are available, but freight cost will be born by customers.
Q3: Which payment is available for your company?
Re: In order to prompt our cooperation, there are some payment methods for your choice. T/T(USD), Western union, Paypal, Credit card, Alipay trade insurance all is ok. You can choose the one which is convenient for you.
Q4: How and when can I get my goods after payment?
Re: For small quantity products, they will be delivered to you by international courier(DHL, FedEx, T/T, EMS, etc.) or by air. Usually it will cost 2-5 days that you can get the goods after delivery.
For large quantity products, shipment is better. It will cost days to weeks to come to your destination port, which depends on where the port is.
Q5: Is there any possible to use my appointed label or package?
Re: Sure. If needed, we'd like to use label or package according to your requirement.
Q6: How can you guarantee the goods you offer is qualified?
Re: We always believe honesty and responsibility are basis of one company, so whatever products we provide for you all are high qualified. If the goods can't come to the quality we promise, you can ask for refund.
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