4-Formylbenzoic acid
Synonym(s):4-Carboxybenzaldehyde;4-Formylbenzoic acid, 4-Carboxybenzaldehyde;Benzaldehyde-4-carboxylic acid;Terephthalaldehydic acid
- CAS NO.:619-66-9
- Empirical Formula: C8H6O3
- Molecular Weight: 150.13
- MDL number: MFCD00006951
- EINECS: 210-607-4
- SAFETY DATA SHEET (SDS)
- Update Date: 2025-01-27 09:38:02
![4-Formylbenzoic acid Structural](https://img.chemicalbook.in/CAS/GIF/619-66-9.gif)
What is 4-Formylbenzoic acid?
Description
4-Formylbenzoic acid, also known as 4-Carboxybenzaldehyde, is a white crystalline powder with a molecular formula of C8H5O3. It is insoluble in water but can be dissolved in DMF. This compound has the ability to undergo esterification reactions and alcohol-aldehyde condensation reactions with alcohols. 4-Formylbenzoic acid is a metabolite of aldehydes. It is an important intermediate for organic synthesis, widely used in medicine, pesticides, coatings, liquid crystal raw materials, polymer materials and perfume raw materials.
Chemical properties
Yellowish fine crystalline powder
The Uses of 4-Formylbenzoic acid
4-Formylbenzoic acid is usually used as reagent during esterification of 2,2,6,6-tetramethyl-4-oxopiperidinyl-1-oxyl to yield 4-hydroxy-2,2,6,6-tetramethylpiperidine-1-oxyl 4-formylbenzoate.
The Uses of 4-Formylbenzoic acid
4-Carboxybenzaldehyde is an important intermediate in the synthesis of terepthalic acid. It has been used as reagent during esterification of 2,2,6,6-tetramethyl-4-oxopiperidinyl-1-oxyl to yield 4-hydroxy-2,2,6,6-tetramethylpiperidine-1-oxyl 4-formylbenzoate.
Definition
ChEBI: 4-formylbenzoic acid is a member of the class of benzoic acids that is benzoic acid substituted by a formyl group at position 4. It has a role as a plant metabolite. It is a member of benzaldehydes, a member of benzoic acids and a monocarboxylic acid. It is a conjugate acid of a 4-formylbenzoate.
General Description
4-Formylbenzoic acid is an important intermediate in the synthesis of terepthalic acid. It reacts with barium carbonate to yield two-dimensional barium(II) coordination polymer.
Properties of 4-Formylbenzoic acid
Melting point: | 247 °C(lit.) |
Boiling point: | 231.65°C (rough estimate) |
Density | 1.2645 (rough estimate) |
refractive index | 1.4500 (estimate) |
storage temp. | Store below +30°C. |
solubility | DMSO |
pka | 3.77(at 25℃) |
form | Fine Crystalline Powder |
color | Yellow |
PH | 3.5 (1g/l, H2O, 20℃) |
Water Solubility | Soluble in water, methanol, DMSO, ether, and chloroform. |
Sensitive | Air Sensitive |
λmax | 298nm(Hexane)(lit.) |
BRN | 471734 |
CAS DataBase Reference | 619-66-9(CAS DataBase Reference) |
NIST Chemistry Reference | Benzoic acid, 4-formyl-(619-66-9) |
EPA Substance Registry System | Benzoic acid, 4-formyl- (619-66-9) |
Safety information for 4-Formylbenzoic 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. 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 4-Formylbenzoic acid
InChIKey | GOUHYARYYWKXHS-UHFFFAOYSA-N |
4-Formylbenzoic acid manufacturer
ASM Organics
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