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822011 Dehydroacetic acid

Dehydroacetic acid for synthesis. CAS 520-45-6, pH 4 (2 g/l, H₂O, 20 °C).

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

Synonyms: 3-Acetyl-3,4-dihydro-6-methyl-2H-pyran-2,4-dione

CAS #: 520-45-6 EC Number: 208-293-9 Molar Mass: 168.2 g/mol Hill Formula: C₈H₈O₄
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Overview

Replacement Information

Key Spec Table

CAS #EC NumberHill FormulaMolar Mass
520-45-6208-293-9C₈H₈O₄168.2 g/mol

Products

Catalogue NumberPackaging Qty/Pack
8.22011.0005 Glass bottle 5 g
8.22011.0250 Plastic bottle 250 g
8.22011.1000 Plastic bottle 1 kg
Description
Catalogue Number822011
Synonyms3-Acetyl-3,4-dihydro-6-methyl-2H-pyran-2,4-dione
References
Product Information
CAS number520-45-6
EC index number607-163-00-2
EC number208-293-9
Hill FormulaC₈H₈O₄
Molar Mass168.2 g/mol
HS Code2932 20 90
Structure formula ImageStructure formula Image
Quality LevelMQ200
Applications
ApplicationDehydroacetic acid for synthesis. CAS 520-45-6, pH 4 (2 g/l, H₂O, 20 °C).
Biological Information
Physicochemical Information
Boiling point270 °C (1013 hPa)
Flash point157 °C
Ignition temperature336 °C
Melting Point111.1 - 111.3 °C
pH value4 (2 g/l, H₂O, 20 °C)
Vapor pressure<0.1 hPa (25 °C)
Bulk density700 kg/m3
Solubility2 g/l
Dimensions
Materials Information
Toxicological Information
LD 50 oralLD50 Rat 1000 mg/kg
Safety Information according to GHS
Hazard Pictogram(s) Hazard Pictogram(s)
Hazard Statement(s)H302: Harmful if swallowed.
Precautionary Statement(s)P264: Wash skin thoroughly after handling.
P270: Do not eat, drink or smoke when using this product.
P301 + P312: IF SWALLOWED: Call a POISON CENTER/doctor if you feel unwell.
P501: Dispose of contents/ container to an approved waste disposal plant.
Signal WordWarning
RTECSUP8050000
Storage class10 - 13 Other liquids and solids
WGKWGK 1 slightly 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 dangerharmful
Product Usage Statements
Storage and Shipping Information
StorageStore below +30°C.
Packaging Information
Transport Information
Supplemental Information
Specifications
Assay (acidimetric)≥ 98.5 %
Melting range (lower value)≥ 109 °C
Melting range (upper value)≤ 112 °C
Identity (IR)passes test
Global Trade Item Number
Catalogue Number GTIN
8.22011.0005 04022536481937
8.22011.0250 04022536481944
8.22011.1000 04022536753614