4-Aminobenzoic acid
SIGMA/A9878 - ReagentPlus®, ≥99%
Synonym: para-Aminobenzoic acid; PABA; Vitamin Bx; Vitamin H1
CAS Number: 150-13-0
Empirical Formula (Hill Notation): C7H7NO2
Molecular Weight: 137.14
EC Number: 205-753-0
MDL Number: MFCD00007894
Linear Formula: H2NC6H4CO2H
Product Type: Chemical
application(s) | peptide synthesis |
assay | ≥99% |
biological source | synthetic (organic) |
density | 1.374 g/mL at 25 °C (lit.) |
form | powder |
InChI | 1S/C7H7NO2/c8-6-3-1-5(2-4 |
InChI key | ALYNCZNDIQEVRV-UHFFFAOYSA |
mp | 187-189 °C (lit.) |
product line | ReagentPlus® |
Quality Level | 100 |
200 | |
reaction suitability | reaction type: solution phase peptide synthesis |
SMILES string | Nc1ccc(cc1)C(O)=O |
solubility | ethanol: 50 mg/mL, clear, colorless to faintly yellow |
storage temp. | 2-8°C |
Application: | 4-Aminobenzoic acid is used: • As a building block in the synthesis of Polyamides • As a substrate in folic acid production • In the synthesis of Schiff base • As an organic ligand in metal-organic framework (MOFs) synthesis |
General description: | 4-Aminobenzoic acid, also known as para-aminobenzoic acid (PABA), is utilized as a precursor in the synthesis of aromatic amines and azo dyes. |
Legal Information: | ReagentPlus is a registered trademark of Merck KGaA, Darmstadt, Germany |
Packaging: | 5, 25, 100 g in glass bottle |
Hazard Codes | Xi |
Risk Statements | 36/37/38-43 |
Safety Statements | 26-36 |
RIDADR | NONH for all modes of transport |
WGK Germany | WGK 2 |
Flash Point(F) | 339.8 °F |
Flash Point(C) | 171 °C |
Purity | ≥99% |
mp | 187-189 °C (lit.) |
Density | 1.374 g/mL at 25 °C (lit.) |
Storage Temp. | 2-8°C |
UNSPSC | 12352106 |