2,5-Dihydroxybenzoic acid (Gentisic acid)
(42641018 | 490-79-9)

CAS: 490-79-9
Molecular Formula: C7H6O4
Molecular Weight: 154.12
Availablility: In Stock
Downloads: Product Specification
2,5-Dihydroxybenzoic acid (Gentisic acid) Chemical Structure

42641018-100g 100g £34.90
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42641018-100g 100g €52.35
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42641018-100g 100g $62.82
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Certificate of Analysis

Product Detail
Product Code 42641018
Product Name 2,5-Dihydroxybenzoic acid (Gentisic acid)
Categories Analytical Reagents Building Blocks
CAS 490-79-9
Molecular Formula C7H6O4
Molecular Weight 154.12
Storage Details Ambient
Harmonised Tariff Code 29182900 EXP 2918290090 IMP

Product Specification
Melting Point 204 Deg C min
Loss on Drying <0.5%
Purity >99%
Residue on Ignition <0.2%
Appearance off-white or light yellow powder

Safety Information
Exclamation Mark
Signal word warning
Hazard statements
  • H302: Harmful if swallowed

  • H315: Causes skin irritation

  • H319: Causes serious eye irritation

  • H335: May cause respiratory irritation
Precautionary statements
  • P261: Avoid breathing dust/fume/gas/mist/vapours/spray

  • P280: Wear protective gloves/protective clothing/eye protection/face protection

  • P301+312: IF SWALLOWED: Call a POISON CENTER or doctor/physician if you feel unwell

  • P305+351+338: IF IN EYES: Rinse continuously with water for several minutes. Remove contact lenses if present and easy to do, continue rinsing