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2,4-Dichlorobenzoic acid, 98%, Thermo Scientific Chemicals
Description
2,4-Dichlorobenzoic acid is used as reagent during the synthesis of pyrimido[2?,1?:2,3]thiazolo[4,5-b]quinoxaline derivatives. It is also used as starting reagent during the synthesis of 1-(substituted)-1,4-dihydro-6-nitro-4-oxo-7-(sub-secondary amino)-quinoline-3-carboxylic acids.
This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Scientific Chemicals.
2,4-Dichlorobenzoic acid is used as reagent during the synthesis of pyrimido[2′,1′:2,3]thiazolo[4,5-b]quinoxaline derivatives. It is also used as starting reagent during the synthesis of 1-(substituted)-1,4-dihydro-6-nitro-4-oxo-7-(sub-secondary amino)-quinoline-3-carboxylic acids.
Solubility
Soluble in ethanol (100 mg/ml), water (0.48 mg/ml), alcohol, ether, and acetone.
Notes
Keep container tightly sealed. Store in cool, dry conditions in well sealed containers. Incompatible with oxidizing agents.

Specifications
Specifications
Melting Point | 159°C to 164°C |
Quantity | 250 g |
Beilstein | 1868192 |
Solubility Information | Soluble in ethanol (100mg/ml),water (0.48mg/ml),alcohol,ether,and acetone. |
Formula Weight | 191.01 |
Percent Purity | 98% |
Chemical Name or Material | 2,4-Dichlorobenzoic acid |
Certificates
Certificates
A lot number is required to show results for certificates. To find your lot number on previous orders use our order status area.
Lot Number | Certificate Type | Date | Catalog Number |
---|---|---|---|
10255079 | Certificate of Analysis | 17/05/2025 | A12372.0B,A12372.30 |
10239171 | Certificate of Analysis | 12/04/2022 | A12372.0B,A12372.30 |
10157717 | Certificate of Analysis | 22/11/2021 | A12372.0B,A12372.30 |
10178935 | Certificate of Analysis | 22/11/2021 | A12372.0B,A12372.30 |
10188329 | Certificate of Analysis | 22/11/2021 | A12372.0B,A12372.30 |
Safety and Handling

- 2,4-Dichlorobenzoic acid
- Warning
- Acute toxicity Category 4
- Serious eye damage/eye irritation Category 2
- Skin corrosion/irritation Category 2
- Specific target organ toxicity Category 3
- H302-Harmful if swallowed.
- H315-Causes skin irritation.
- H319-Causes serious eye irritation.
- H335-May cause respiratory irritation.
- P280-Wear protective gloves/protective clothing/eye protection/face protection.
- P301+P330+P331-IF SWALLOWED: rinse mouth. Do NOT induce vomiting.
- P302+P352-IF ON SKIN: Wash with plenty of water/soap.
- P304+P340-IF INHALED: Remove person to fresh air and keep comfortable for breathing.
- P312-Call a POISON CENTER/doctor/if you feel unwell.
- P337+P313-If eye irritation persists: Get medical advice/attention.
- MIXTURE LIST-Contains : 2,4-Dichlorobenzoicacid
RUO – Research Use Only
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