3,4-Dihydroxybenzaldehyde
SIAL/92588 - analytical standard
Synonym: Protocatechualdehyde
CAS Number: 139-85-5
Empirical Formula (Hill Notation): C7H6O3
Molecular Weight: 138.12
EC Number: 205-377-7
MDL Number: MFCD00003370
Linear Formula: (HO)2C6H3CHO
Product Type: Chemical
| application(s) | cleaning products cosmetics flavors and fragrances food and beverages personal care |
| assay | ≥95.0% (HPLC) |
| format | neat |
| grade | analytical standard |
| InChI | 1S/C7H6O3/c8-4-5-1-2-6(9) |
| InChI key | IBGBGRVKPALMCQ-UHFFFAOYSA |
| mp | 150-155 °C |
| 150-157 °C (lit.) | |
| Quality Level | 100  |
| shelf life | limited shelf life, expiry date on the label |
| SMILES string | Oc1ccc(C=O)cc1O |
| technique(s) | gas chromatography (GC): suitable |
| HPLC: suitable |
| Application: | Refer to the product′s Certificate of Analysis for more information on a suitable instrument technique. Contact Technical Service for further support. |
| Symbol |  GHS07 |
| Signal word | Warning |
| Hazard statements | H315 - H319 - H335 |
| Precautionary statements | P302 + P352 - P305 + P351 + P338 |
| Hazard Codes | Xi |
| Risk Statements | 36/37/38 |
| Safety Statements | 26 |
| RIDADR | NONH for all modes of transport |
| WGK Germany | WGK 3 |
| Flash Point(F) | Not applicable |
| Flash Point(C) | Not applicable |
| Purity | ≥95.0% (HPLC) |
| mp | 150-155 °C; 150-157 °C (lit.) |
| UNSPSC | 85151701 |