20628-06-2

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20628-06-2 Structure

Identification	More
[Name] 2'-HYDROXY-4',5'-DIMETHOXYACETOPHENONE
[CAS] 20628-06-2
[Synonyms] 1-(2-HYDROXY-4,5-DIMETHOXYPHENYL)ETHAN-1-ONE 2'-HYDROXY-4',5'-DIMETHOXYACETOPHENONE 4',5'-DIMETHOXY-2'-HYDROXYACETOPHENONE 4,5-DIMETHOXY-2-HYDROXYACETOPHENONE AURORA KA-3659
[Molecular Formula] C10H12O4
[MDL Number] MFCD00017241
[Molecular Weight] 196.2
[MOL File] 20628-06-2.mol

Chemical Properties	Back Directory
[Melting point ] 113-114°C
[Boiling point ] 332.3±37.0 °C(Predicted)
[density ] 1.172±0.06 g/cm3(Predicted)
[storage temp. ] RT, stored under nitrogen
[form ] powder
[pka] 10.29±0.23(Predicted)
[color ] White to Light yellow to Light orange
[InChI] 1S/C10H12O4/c1-6(11)7-4-9(13-2)10(14-3)5-8(7)12/h4-5,12H,1-3H3
[InChIKey] KEQHBVWVKYHDCS-UHFFFAOYSA-N
[SMILES] COc1cc(O)c(cc1OC)C(C)=O
[CAS DataBase Reference] 20628-06-2(CAS DataBase Reference)

Safety Data	Back Directory
[Hazard Codes ] Xi
[Risk Statements ] R36/37/38:Irritating to eyes, respiratory system and skin .
[Safety Statements ] S26:In case of contact with eyes, rinse immediately with plenty of water and seek medical advice . S36:Wear suitable protective clothing .
[WGK Germany ] 3
[HS Code ] 2914500090
[Storage Class] 11 - Combustible Solids
[Hazard Classifications] Eye Irrit. 2 Skin Irrit. 2 STOT SE 3

Hazard Information	Back Directory
[Uses] 1-(2-Hydroxy-4,5-dimethoxyphenyl)ethanone is a useful reagent in Vilsmeier-Haack reaction.
[Preparation] Preparation by partial methylation of 2,5-dihydroxy-4-methoxyacetophenone, ? with methyl iodide in the presence of potassium carbonate in refluxing acetone (81%) ; ? with dimethyl sulfate in the presence of potassium carbonate in refluxing acetone (71%), in the presence of sodium methoxide in methanol (byproduct) or in the presence of sodium hydroxide in boiling aqueous ethanol (37%) ; ? with an excess of ethereal diazomethane in methanol (93%).

Spectrum Detail	Back Directory
[Spectrum Detail] 2'-HYDROXY-4',5'-DIMETHOXYACETOPHENONE(20628-06-2)MS 2'-HYDROXY-4',5'-DIMETHOXYACETOPHENONE(20628-06-2)¹HNMR 2'-HYDROXY-4',5'-DIMETHOXYACETOPHENONE(20628-06-2)¹³CNMR 2'-HYDROXY-4',5'-DIMETHOXYACETOPHENONE(20628-06-2)IR1

Well-known Reagent Company Product Information	Back Directory
[Sigma Aldrich] 20628-06-2(sigmaaldrich)
[TCI AMERICA] 2'-Hydroxy-4',5'-dimethoxyacetophenone,>98.0%(GC)(20628-06-2)

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973-67-1 855-96-9 2478-38-8 20628-06-2 481-53-8 90-24-4 5396-18-9 2306-27-6

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