Products Description
Product Name: 3 3'-Diamino-4 4'-dihydroxydiphenyl sulfone
Synonyms: BAS
CAS: 7545-50-8
MF: C12H12N2O4S
MW: 280.3
EINECS: 231-428-8
Melting point: 231 °C
Boiling point: 596.9±50.0 °C(Predicted)
Density: 1.564±0.06 g/cm3(Predicted)
Specification
| Items | Specifications |
| Appearance | White crystal |
| Purity | 98% |
| storage temp. | Keep in dark place,Inert atmosphere,Room temperature |
| Package | 25 kg/drum |
Application
1. Acts as a monomer for synthesizing heat-resistant polyimide and polybenzoxazole resins used in aerospace and electronic materials.
2. Serves 3 3'-Diamino-4 4'-dihydroxydiphenyl sulfone as a cross-linking agent for epoxy resins to enhance their thermal stability and mechanical strength.
3. Functions as an intermediate in the production of specialty dyes and pharmaceutical compounds with targeted bioactivity.
Storage and Precautions
3 3'-Diamino-4 4'-dihydroxydiphenyl sulfone should be stored in a tightly sealed container at 15–25°C, in a cool, dry, and well-ventilated area. Protect it from moisture, direct sunlight, and air exposure to prevent oxidation and degradation, and keep it separate from strong acids, bases, and oxidizing agents.
During handling, wear chemical-resistant gloves, goggles, and a lab coat, and operate in a fume hood to avoid dust inhalation and skin/eye contact. Reseal the container immediately after use. Dispose of waste strictly in accordance with local hazardous chemical regulations.
Packaging
Transportation & Payment
About Transportation
Depending on the requirements of our clients, we can give a variety of transportation options.
For smaller orders, we offer air shipping or international courier services like FedEx, DHL, TNT, EMS, and numerous other unique lines of international transit.
We can transport by sea to a specified port for bigger amounts.
Additionally, we can offer unique services based on the requirements of our clients and the characteristics of their goods.
* We can offer a range of payment options to our clients.
* When the sum is modest, clients typically pay with PayPal, Western Union, Alibaba, and other similar services.
* When the sum is significant, clients typically pay with T/T, L/C at sight, Alibaba, and so on.
* Furthermore, an increasing number of consumers will use Alipay or WeChat Pay to make payments.
FAQ
1
May I get any sample from you?
Re: Yes, of course, we'd like to provide sample to you according to your demands.
2
What is your MOQ?
Re: Usually our MOQ is 1 kg, but sometimes it is also flexible and depends on different products.
3
How long I can get my goods after payment?
Re: If shipped by couriers or air, it usually cost 5-10 days.
If shipped by sea, it usually cost 3-40 days, which depends on your destination.
4
Do you have any after-sales service?
Re: Yes, we will inform you progress of the order, such as product preparation, declaration, transportation follow-up, customs clearance assistance, technical guidance, etc.
Contact Us
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