A9878
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A9878
Sigma
4-Aminobenzoic acid
≥99%
| Synonym: | PABA, Vitamin Bx, Vitamin H1 |
| CAS Number: | 150-13-0 |
| Linear Formula: | H2NC6H4CO2H |
| Molecular Weight: | 137.14 |
| Beilstein Registry Number: | 471605 |
| EC Number: | 205-753-0 |
| MDL number: | MFCD00007894 |
| PubChem Substance ID: | 24891403 |
Properties
| assay | ≥99% |
| mp | 187-189 °C(lit.) |
| density | 1.374 g/mL at 25 °C(lit.) |
| storage temp. | 2-8°C |
Safety
| Personal Protective Equipment | dust mask type N95 (US), Eyeshields, Faceshields, Gloves |
| Hazard Codes | Xi |
| Risk Statements | 36/37/38-43 |
| Safety Statements | 26-36 |
| WGK Germany | 3 |
| RTECS | DG1400000 |
References
| Merck | Merck 13,422 |
| Beilstein | Beil. 14,IV,1126 |
| Fieser | Fieser 2,24 |
| reference | Aldrich MSDS 1, 60:B / Corp MSDS 1 (1), 138:B / FT-IR 1 (2), 198:C / FT-IR 2 (2), 2665:A / FT-NMR 1 (2), 1085:B / IR-Spectra (3), 962:B / IR-Spectra (2), 842:D / NMR-Reference 2 (2), 195:B / RegBook 1 (2), 1793:D / Sax 6, 194 / Sigma FT-IR 1 (2), 256:C / Structure Index 1, 286:C:5 |
