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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
          1114520005 04022536132846
          1114520050 04022536132853