Products Description
Product Name: 2 3-Difluorobenzoic acid
CAS: 4519-39-5
MF: C7H4F2O2
MW: 158.1
Melting point: 163-165 °C (lit.)
Boiling point: 248.1±20.0 °C(Predicted)
Density: 1.3486 (estimate)
Storage temp.: Sealed in dry,Room Temperature
Specification
| Items | Specifications |
| Appearance | Colorless and transparent liquid |
| Purity | 99% |
| Storage temp. | Inert atmosphere,Room Temperature |
| Package | 1 kg/bag, 20 kg/drum, 25 kg/drum |
Application
1. 2,3-Difluorobenzoic acid is primarily used as a key intermediate in the synthesis of pharmaceuticals and agrochemicals.
2. 2 3-Difluorobenzoic acid CAS 4519-39-5 serves as a versatile building block for constructing complex difluorinated aromatic and heterocyclic compounds.
3. This compound is also utilized in materials science research and the development of specialty chemicals.
Storage and Precautions
1. Store 2,3-difluorobenzoic acid in a cool, dry, well-ventilated place, away from heat and ignition sources.
2. Keep the container tightly closed and separated from strong oxidizing agents, strong bases, and reducing agents.
3. Handle 2 3-Difluorobenzoic acid CAS 4519-39-5 with appropriate personal protective equipment (PPE), including chemical-resistant gloves, safety goggles, and a lab coat. Use local exhaust ventilation or a fume hood to avoid inhalation of dust.
Emergency response to leakage
1. Isolate the spill area, ensure ventilation, and wear suitable protective equipment (gloves, goggles, protective clothing, dust mask if needed).
2. Carefully collect the spilled solid with a clean, non-sparking tool. Avoid creating dust. Place the contaminated material in a sealed, labeled container for hazardous waste disposal.
3. Prevent 2 3-Difluorobenzoic acid CAS 4519-39-5 from entering drains, sewers, or the environment. Clean the affected surface thoroughly with water and detergent, collecting washings for proper disposal.
Safety Information
1. 2,3-Difluorobenzoic acid is harmful if swallowed, inhaled, or in contact with skin. It causes skin and eye irritation and may cause respiratory damage.
2. 2 3-Difluorobenzoic acid CAS 4519-39-5 is combustible and may emit toxic fumes (hydrogen fluoride, carbon oxides) when heated to decomposition.
3. Always consult the official 2,3-difluorobenzoic acid Safety Data Sheet (SDS) for comprehensive hazard, handling, and regulatory information.
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| 2 | Ethyl 5-bromonicotinate CAS 20986-40-7 |
| 3 | Tosylmethyl Isocyanide CAS 36635-61-7 |
| 4 | 4-Benzyloxyindole CAS 20289-26-3 |
| 5 | 4-(Aminomethyl)piperidine CAS 7144-05-0 |
| 6 | 3 5-Dinitrobenzoic Acid CAS 99-34-3 |
| 7 | 3-Nitrobenzonitrile CAS 619-24-9 |
| 8 | 4-Chloro-3-nitrobenzoic Acid CAS 96-99-1 |
| 9 | Methyl 3-nitrobenzoate CAS 618-95-1 |
| 10 | If you want to need more information,welcome to contact us at any time.
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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.
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