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2,3,4-Trihydroxybenzaldehyde

CAS Number
2144-08-3
EC Number
218-404-2
Chemical Formula
C7H6O4
Molecular Weight
154.12 g/mol

Description

2,3,4-Trihydroxybenzaldehyde (CAS 2144-08-3 ), also referenced as 2,3,4-THB, is a polyphenolic aldehyde used across pharmaceutical, cosmetic, and specialty chemical applications. It functions as an antioxidant, antimicrobial agent, and UV stabilizer in formulated products. In pharmaceutical development, 2,3,4-THB serves as a bioactive intermediate and antioxidant stabilizer. It is utilized in active ingredient synthesis and finished dosage formulations. Cosmetic formulators incorporate it into skincare products for its UV-protective and preservation properties. This is particularly useful in formulations targeting oxidative stress or requiring extended shelf stability. Its aldehyde and phenolic character make it relevant in flavor and fragrance compounding. It contributes to aromatic profiles in specialty applications. Research and fine chemical manufacturers also source it as a building block for synthesizing heterocyclic compounds and novel bioactive molecules. 2,3,4-Trihydroxybenzaldehyde is supplied as a solid crystalline powder. It is available primarily in research and technical grades, with high-purity specifications typically exceeding 98%. These grades are suited to pharmaceutical intermediates and specialty formulation work. Packaging ranges from small laboratory quantities to bulk orders depending on specific supplier capability. Contact us for supply of 2,3,4-Trihydroxybenzaldehyde Request Quote

Other Names (Synonyms)

Benzaldehyde, 2,3,4-trihydroxy- | 3-08-00-03357 (Beilstein Handbook Reference) | 3,4-Dihydroxysalicylaldehyde | 2,3,4-Trihydroxybenzaldeyde | SOY OLIGOSACCHARIDE | 2,3,4-THB

Key Technical Features

  • High Purity Grade standard
  • Consistent Batch Quality
  • Full Regulatory & REACH Support
  • Global Logistics Network enabled

Physical Properties

Melting Point230 °C (decomp)
Boiling Point237.46°C (rough estimate)
Density1.3725 (rough estimate)
Appearancelight brown to beige-brown powder
ColorLight brown to beige-brown
FormPowder
Water Solubility1.541g/L at 25℃
Refractive Index1.6400 (estimate)
Log P1.25

Safety & Handling

Warning
GHS07· Irritant

Hazard Statements

H302Harmful if swallowed
H315Causes skin irritation
H319Causes serious eye irritation
H335May cause respiratory irritation
H412Harmful to aquatic life with long lasting effects

Precautionary Statements

P261Avoid breathing dust/fume/gas/mist/vapours/spray.
P264Wash … thoroughly after handling.
P270Do not eat, drink or smoke when using this product.
P271Use only outdoors or in a well-ventilated area.
P273Avoid release to the environment.
P280Wear protective gloves/protective clothing/eye protection/face protection.
P319Get medical advice/attention if you feel unwell.
P321Specific treatment (see … on this label).
P330Rinse mouth.
P405Store locked up.
P501Dispose of contents/container in accordance with local regulations.
P265Wash … thoroughly after handling.
P317Get emergency medical help.
P352IF ON SKIN: Wash with plenty of water.
P340IF INHALED: Remove person to fresh air and keep comfortable for breathing.
P317Get emergency medical help.
P317If eye irritation persists: Get medical advice/attention. Get emergency medical help.
P364Take off contaminated clothing and wash it before reuse.
P233Store in a well-ventilated place. Keep container tightly closed.
P338IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.

Trade & Regulatory

HS Code29124990
WGK (Germany)2