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111452 Phthaldialdehyde

Phthaldialdehyde for fluorometry. CAS 643-79-8, EC Number 211-402-2, chemical formula C₆H₄-1,2-(CHO)₂.

Phthaldialdehyde MSDS (material safety data sheet) or SDS, CoA and CoQ, dossiers, brochures and other available documents.

Synonyms: OPA

111452
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Overview

Replacement Information

Key Spec Table

CAS #Empirical Formula
643-79-8C₈H₆O₂

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      Description
      Catalogue Number111452
      SynonymsOPA
      DescriptionPhthaldialdehyde
      References
      Product Information
      CAS number643-79-8
      EC number211-402-2
      Hill FormulaC₈H₆O₂
      Chemical formulaC₆H₄(CHO)₂
      Molar Mass134.13 g/mol
      HS Code2912 29 90
      Structure formula ImageStructure formula Image
      Quality LevelMQ100
      Applications
      ApplicationPhthaldialdehyde for fluorometry. CAS 643-79-8, EC Number 211-402-2, chemical formula C₆H₄-1,2-(CHO)₂.
      Biological Information
      Physicochemical Information
      Boiling point83 - 84 °C (1 hPa)
      Density1.13 g/cm3 (20 °C)
      Flash point132 °C
      Ignition temperature480 °C
      Melting Point55 - 56 °C
      pH value7 (53 g/l, H₂O, 20 °C)
      Vapor pressure0.33 Pa (20 °C)
      Bulk density530 kg/m3
      Solubility53 g/l
      Dimensions
      Materials Information
      Toxicological Information
      LD 50 oralLD50 Rat 178 mg/kg
      LD 50 dermalLD50 Rat > 2000 mg/kg
      Safety Information according to GHS
      Hazard Pictogram(s) Hazard Pictogram(s)
      Hazard Pictogram(s)
      Hazard Pictogram(s)
      Hazard Statement(s)H301: Toxic if swallowed.
      H314: Causes severe skin burns and eye damage.
      H317: May cause an allergic skin reaction.
      H335: May cause respiratory irritation.
      H410: Very toxic to aquatic life with long lasting effects.
      Precautionary Statement(s)P260: Do not breathe dust.
      P273: Avoid release to the environment.
      P280: Wear protective gloves/ protective clothing/ eye protection/ face protection/ hearing protection.
      P303 + P361 + P353: IF ON SKIN (or hair): Take off immediately all contaminated clothing. Rinse skin with water.
      P304 + P340 + P310: IF INHALED: Remove person to fresh air and keep comfortable for breathing. Immediately call a POISON CENTER/doctor.
      P305 + P351 + P338: IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
      Signal WordDanger
      RTECSTH6950000
      Storage class6.1A Combustible, acute toxic Cat. 1 and 2 / very toxic hazardous materials
      WGKWGK 3 highly hazardous to water
      Disposal9
      Carcinogenic compounds and flammable compounds labelled "Highly toxic" or "Toxic": container F. Alkyl sulfates are carcinogenic; Take particular care to avoid inhalation and skin contact. To neutralize alkyl sulfates, add dropwise (from a dropping funnel) to concentrated ice-cool Ammonia solution (Cat.No. 105426) with vigorous stirring. Before placing in container D, check the pH with pH Universal indicator strips (Cat.No. 109535).
      Safety Information
      Categories of dangertoxic, corrosive, sensitizing, dangerous for the environment
      Product Usage Statements
      Storage and Shipping Information
      StorageStore below +15°C.
      Packaging Information
      Transport Information
      Declaration (railroad and road) ADR, RIDUN 2923 , 8 (6.1), II
      Declaration (transport by air) IATA-DGRUN 2923 , 8 (6.1), II
      Declaration (transport by sea) IMDG-CodeUN 2923 , 8 (6.1), II
      Supplemental Information
      Specifications
      Purity (GC)≥ 99 %
      Identity (IR)conforms
      Melting point54 - 58 °C
      Fluorescence (340 nm, 0,8 g/l, ethanol, as quinine)≤ 2 ppb
      Phthalic acid (TLC)≤ 0.5 %
      Nitrogen compounds (as N)≤ 0.05 %
      Global Trade Item Number
      Catalogue Number GTIN
      1.11452.0050 04022536132853