Shandong Huashang Chemical Co., Ltd.
Product
3,4-Dihydro-7-hydroxy-2(1H)-quinolinone
  • Brand:HuaShang
  • Model:25kg/drum
  • Purity:99%
  • Cas:22246-18-0
  • Createtime: 2026-04-14
  • Updatetime: 2026-04-15
Product Details
Boiling Point 347.4 ℃ at 760mmHg
deliveryInfo
Stability Stable under sealed dry and room temperature conditions
aliasen
supplyCapacity 50000Metric Ton/Month
Solubility Soluble in methanol, ethanol, acetone, DMF, DMSO
harbor Qingdao,China
minorder 1KG
Density 1.963 g/cm3
useage Industrial use
appearance White to off-white crystalline powder
Flash Point 163.9 ℃
Melting Point 205~209 ℃
CAS No:22246-18-0
Chemical Name:5-Bromo-2,6-dihydroxybenzoic acid
Molecular Formula:C?H?BrO?

Molecular Weight:233.02

HPLC purity ≥99.0%

Loss on drying ≤0.3%
Residue on ignition ≤0.1%
Water content ≤0.2%
Single impurity ≤0.5%
Total impurities ≤1.0%
Heavy metals ≤10 ppm
IR identification Compliant with reference substance


Brominated polyhydroxy aromatic intermediate for pharmaceutical fine chemicals.

Used in research and synthesis of anti-inflammatory, antibacterial and antitumor drugs.
Core organic building block for coupling, esterification, amidation and cyclization reactions.
Pesticide intermediate for heterocyclic fungicides and plant growth regulator derivatives.
Metal complexing reagent for analytical detection and color indicator raw materials.
Raw material for dyes, optoelectronic materials and custom fine chemical synthesis.



Storage Sealed, cool, dry, dark and ventilated place

General storage Stable for long time at room temperature
Long-term storage Store at 2~8 ℃ for moisture proof
Hazard Low toxicity and slightly irritating solid
Protection Wear dust mask, goggles and chemical gloves
Notice Avoid dust inhalation and direct skin or eye contact

Incompatible Keep away from strong oxidants, strong bases and metal oxides