Name | 2,3,4-Trihydroxybenzaldehyde |
Synonyms | 2,3,4-THB PYROGALLOLALDEHYDE 2,3,4-TrihydroxybenzaL PYROGALLOL-4-CARBOXALDEHYDE 2,3,4-TRIHYDROXYBENZALDEHYDE 2,3,4-Trihydroxybenzaldehyde 2,3,4-Trihydroxybenazldehyde |
CAS | 2144-08-3 |
EINECS | 218-404-2 |
InChI | InChI=1/C7H6O4/c8-3-4-1-2-5(9)7(11)6(4)10/h1-3,9-11H |
Molecular Formula | C7H6O4 |
Molar Mass | 154.12 |
Density | 1.3725 (rough estimate) |
Melting Point | 159-161 °C (lit.) |
Boling Point | 237.46°C (rough estimate) |
Flash Point | 150.6°C |
Water Solubility | 1.541g/L at 25℃ |
Solubility | DMSO, Methanol |
Vapor Presure | 0.000573mmHg at 25°C |
Appearance | Light yellow needle crystal (water). M. p.161-162 c, irritating. |
Color | Light brown to beige-brown |
BRN | 2328658 |
pKa | 7.41±0.23(Predicted) |
Storage Condition | Keep in dark place,Sealed in dry,Room Temperature |
Sensitive | Air Sensitive |
Refractive Index | 1.6400 (estimate) |
MDL | MFCD00003325 |
Physical and Chemical Properties | Melting point 159-162°C |
Use | For the pharmaceutical industry |
Hazard Symbols | Xi - Irritant |
Risk Codes | 36/37/38 - Irritating to eyes, respiratory system and skin. |
Safety Description | S26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. S37/39 - Wear suitable gloves and eye/face protection S36 - Wear suitable protective clothing. |
WGK Germany | 2 |
RTECS | CU8439800 |
TSCA | Yes |
HS Code | 29124990 |
Raw Materials | Gallic acid |
Reference Show more | 1. [IF=5.279] Yue-sheng Dong et al."Dietary 5,6,7-Trihydroxy-flavonoid Aglycones and 1-Deoxynojirimycin Synergistically Inhibit the Recombinant Maltase–Glucoamylase Subunit of α-Glucosidase and Lower Postprandial Blood Glucose."J Agr Food Chem. 2020;68(33):8774–8787 |
LogP | 1.25 |
EPA chemical information | Information provided by: ofmpub.epa.gov (external link) |
use | 2,3, 4-trihydroxybenzaldehyde is used as a chemical and pharmaceutical intermediate and is a phenolic benzaldehyde with antibacterial activity. used in pharmaceutical industry benserazide intermediates |