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820475 3,4-二羥基苯甲醛

3,4-Dihydroxybenzaldehyde for synthesis. CAS No. 139-85-5, EC Number 205-377-7.

3,4-二羥基苯甲醛 MSDS (material safety data sheet) or SDS, CoA and CoQ, dossiers, brochures and other available documents.

Synonyms: Protocatechualdehyde

CAS #: 139-85-5 EC Number: 205-377-7 Molar Mass: 138.12 g/mol Chemical Formula: 3,4-(OH)₂C₆H₃CHO Hill Formula: C₇H₆O₃
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Overview

Replacement Information

Key Spec Table

CAS #EC NumberHill FormulaChemical FormulaMolar Mass
139-85-5205-377-7C₇H₆O₃3,4-(OH)₂C₆H₃CHO138.12 g/mol

Products

Catalogue NumberPackaging Qty/Pack
8.20475.0025 塑膠瓶 25 g
8.20475.0100 塑膠瓶 100 g
Description
Catalogue Number820475
SynonymsProtocatechualdehyde
References
Product Information
CAS number139-85-5
EC number205-377-7
Hill FormulaC₇H₆O₃
Chemical formula3,4-(OH)₂C₆H₃CHO
Molar Mass138.12 g/mol
HS Code2912 49 49
Structure formula ImageStructure formula Image
Quality LevelMQ200
Applications
Application3,4-Dihydroxybenzaldehyde for synthesis. CAS No. 139-85-5, EC Number 205-377-7.
Biological Information
Physicochemical Information
Melting Point153 - 155 °C
Solubility6.3 g/l
Dimensions
Materials Information
Toxicological Information
Safety Information according to GHS
Hazard Pictogram(s) Hazard Pictogram(s)
Hazard Statement(s)H315: Causes skin irritation.
H319: Causes serious eye irritation.
H335: May cause respiratory irritation.
Precautionary Statement(s)P261: Avoid breathing dust/ fume/ gas/ mist/ vapours/ spray.
P264: Wash skin thoroughly after handling.
P271: Use only outdoors or in a well-ventilated area.
P280: Wear protective gloves/ eye protection/ face protection.
P302 + P352: IF ON SKIN: Wash with plenty of water.
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 WordWarning
Storage class10 - 13 Other liquids and solids
WGKWGK 3 highly hazardous to water
Disposal3
Relatively unreactive organic reagents should be collected in container A. If halogenated, they should be collected in container B. For solid residues use container C.
Safety Information
Categories of dangerirritant
Product Usage Statements
Storage and Shipping Information
StorageStore below +30°C.
Packaging Information
Transport Information
Supplemental Information
Specifications
Assay (HPLC, area%)≥ 98.0 % (a/a)
Melting range (lower value)≥ 152 °C
Melting range (upper value)≤ 156 °C
Identity (IR)passes test
Global Trade Item Number
Catalogue Number GTIN
8.20475.0025 04022536459875
8.20475.0100 04022536459882

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Categories

Reagents, Chemicals and Labware > Organic Synthesis > Organic Synthesis Product Groups > Phenols and Phenol Ethers > Phenols and Phenol ethers with Carbonyl- or Oxim-Groups
Reagents, Chemicals and Labware > Organic Synthesis > Organic Synthesis Products for Pharma > Organic Synthesis Building Blocks and Reagents for Pharma > Phenols and Phenol Ethers > Phenols and Phenol ethers with Carbonyl- or Oxim-Groups
Reagents, Chemicals and Labware > Organic Synthesis > Product Line for synthesis > Phenols and Phenol Ethers > Phenols and Phenol ethers with Carbonyl- or Oxim-Groups