2,4-Dihydroxybenzoic acid
Synonym(s):β-Resorcylic acid
- CAS NO.：89-86-1
- Empirical Formula: C7H6O4
- Molecular Weight: 154.12
- MDL number: MFCD00002451
- EINECS: 201-946-9
- SAFETY DATA SHEET (SDS)
- Update Date: 2024-12-18 14:08:52
What is 2,4-Dihydroxybenzoic acid?
Chemical properties
cream to slightly beige or pink crystalline powder
Chemical properties
Dihydroxybenzoic acid is a colorless solid and is used as a flavor modifier.
Occurrence
Reported present in avocados, beer, red wine, roast coffee, sherry, smoked sausage and white wine
The Uses of 2,4-Dihydroxybenzoic acid
2,4-Dihydroxybenzoic acid is used in Intermediates, Plasticizers, Plastic and Rubber Products, a organic building block.
The Uses of 2,4-Dihydroxybenzoic acid
Intermediate for dyestuffs and drugs; spot test reagent for iron.
What are the applications of Application
2,4-Dihydroxybenzoic acid is a organic building block
Preparation
Prepared from resorcinol and potassium bicarbonate in glycerol or water by heating and passing carbon dioxide through the mixture.
Purification Methods
Crystallise the acid from water. [Beilstein 10 IV 1420.]
Properties of 2,4-Dihydroxybenzoic acid
| Melting point: | 208-211 °C (dec.) (lit.) |
| Boiling point: | 237.46°C (rough estimate) |
| Density | 1.3725 (rough estimate) |
| vapor pressure | 0Pa at 25℃ |
| refractive index | 1.6710 (estimate) |
| FEMA | 3798 | 2,4-DIHYDROXYBENZOIC ACID |
| Flash point: | 200 °C |
| storage temp. | Inert atmosphere,Room Temperature |
| solubility | 8g/l |
| form | Crystalline Powder |
| pka | 3.11, 8.55, 14.0(at 25℃) |
| color | Cream to slightly beige or pink |
| Odor | at 100.00?%. mild phenolic |
| Water Solubility | 8 g/L (20 ºC) |
| Merck | 14,8157 |
| JECFA Number | 908 |
| BRN | 1946213 |
| CAS DataBase Reference | 89-86-1(CAS DataBase Reference) |
| NIST Chemistry Reference | 2,4-Dihydroxybenzoic acid(89-86-1) |
| EPA Substance Registry System | 2,4-Resorcylic acid (89-86-1) |
Safety information for 2,4-Dihydroxybenzoic acid
| Signal word | Warning |
| Pictogram(s) |
 Exclamation Mark Irritant GHS07 |
| GHS Hazard Statements |
H315:Skin corrosion/irritation H319:Serious eye damage/eye irritation H335:Specific target organ toxicity, single exposure;Respiratory tract irritation |
| Precautionary Statement Codes |
P261:Avoid breathing dust/fume/gas/mist/vapours/spray. P264:Wash hands thoroughly after handling. P264:Wash skin thouroughly after handling. P280:Wear protective gloves/protective clothing/eye protection/face protection. P304+P340:IF INHALED: Remove victim to fresh air and Keep at rest in a position comfortable for breathing. P305+P351+P338:IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing. P405:Store locked up. |
Computed Descriptors for 2,4-Dihydroxybenzoic acid
| InChIKey | UIAFKZKHHVMJGS-UHFFFAOYSA-N |
2,4-Dihydroxybenzoic acid manufacturer
AVIGYABIOSCIENCES PRIVATE LIMITED
1Y
Phone:+919849533087
Whatsapp: +91-9849533087
product: Beta-Resorcylic acid 98%
Anand Agencies
Maharashtra
Phone:91-9075014125
Whatsapp: 91-9075014125
product: Beta-Resorcylic acid
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