4,6-DIACETYLRESORCINOL
- Product Name
- 4,6-DIACETYLRESORCINOL
- CAS No.
- 2161-85-5
- Chemical Name
- 4,6-DIACETYLRESORCINOL
- Synonyms
- AKOS 236-35;RESODIACETOPHENONE;4,6-DIACETYLRESORCINOL;2,4-Diacetyl-1,5-benzenediol;4,6-Diacetyl-1,3-dihydroxybenzene;1,1'-(4,6-Dihydroxy-1,3-phenylene);5'-Acetyl-2',4'-dihydroxyacetophenone;1-(5-acetyl-2,4-dihydroxyphenyl)ethanone;1-(5-ACETYL-2,4-DIHYDROXYPHENYL)ETHAN-1-ONE;1,1'-(4,6-Dihydroxy-1,3-phenylene)diethanone
- CBNumber
- CB7329353
- Molecular Formula
- C10H10O4
- Formula Weight
- 194.18
- MOL File
- 2161-85-5.mol
4,6-DIACETYLRESORCINOL Property
- Melting point:
- 178-180 °C(lit.)
- Boiling point:
- 399.9±27.0 °C(Predicted)
- Density
- 1.300±0.06 g/cm3(Predicted)
- storage temp.
- Inert atmosphere,Room Temperature
- pka
- 7.87±0.23(Predicted)
- form
- Crystalline Powder
- color
- White to off-white
- λmax
- 370nm(DMF)(lit.)
- CAS DataBase Reference
- 2161-85-5(CAS DataBase Reference)
Safety
- Hazard Codes
- Xn
- Risk Statements
- 20/21/22-36/37/38
- Safety Statements
- 26-36
- WGK Germany
- 3
- HS Code
- 29145090
Hazard and Precautionary Statements (GHS)
- Symbol(GHS)
-
- Signal word
- Warning
- Hazard statements
-
H315Causes skin irritation
H319Causes serious eye irritation
H335May cause respiratory irritation
- Precautionary statements
-
P261Avoid breathing dust/fume/gas/mist/vapours/spray.
P280Wear protective gloves/protective clothing/eye protection/face protection.
P301+P312IF SWALLOWED: call a POISON CENTER or doctor/physician IF you feel unwell.
P305+P351+P338IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.
N-Bromosuccinimide Price
- Product number
- 391794
- Product name
- 1,1′-(4,6-Dihydroxy-1,3-phenylene)bisethanone
- Purity
- 99%
- Packaging
- 5g
- Price
- $63.6
- Updated
- 2024/03/01
- Product number
- D5102
- Product name
- 4,6-Diacetylresorcinol
- Purity
- >98.0%(GC)(T)
- Packaging
- 5g
- Price
- $50
- Updated
- 2024/03/01
- Product number
- D679185
- Product name
- 4,6-Diacetylresorcinol
- Packaging
- 5g
- Price
- $110
- Updated
- 2021/12/16
- Product number
- FD54291
- Product name
- 4,6-Diacetylresorcinol
- Packaging
- 10g
- Price
- $86
- Updated
- 2021/12/16
- Product number
- JK398421
- Product name
- 4,6-Diacetylresorcinol
- Purity
- 99%
- Packaging
- 1g
- Price
- $14
- Updated
- 2021/12/16
4,6-DIACETYLRESORCINOL Chemical Properties,Usage,Production
Chemical Properties
Off-white powder
Uses
1,1′-(4,6-Dihydroxy-1,3-phenylene)bisethanone (4,6-diacetylresorcinol, DAR) may be used in the synthesis of the following:
- Schiff base ligands
- hexadentate chalcogenated bisimine ligands
- 1,5-benzodiazepines
- ketimine of chitosan
- mannich bases
- hydrazone ligands
- thiosemicarbazone, semicarbazone and thiocarbohydrazone ligands
- binuclear cobalt(II) and copper(II) complexes
- europium (III) complexes
Preparation
Preparation by Friedel–Crafts acylation of resorcinol,
? with acetic anhydride,
– in the presence of zinc chloride
at 142–150° for 15 min (96%) or at 150–160° for 20 min (68%)
; – in the presence of ferric chloride
. – in the presence of concentrated sulfuric acid at 130° for 15 min (15%)
; – in the presence of 70% perchloric acid at 125–135° for 15–20 min (42%)
. ? with acetyl chloride,
– in the presence of zinc chloride, at 120°
; – in the presence of ferric chloride, at 150° for 15 min (60%) or at reflux for 30 min
; – in the presence of concentrated sulfuric acid (18%)
. ? by a typical Friedel–Crafts reaction (24%).
General Description
1,1′-(4,6-Dihydroxy-1,3-phenylene)bisethanone (4,6-diacetylresorcinol, DAR) is a bifunctional carbonyl compound. Its synthesis by acetylating resorcinol in the presence of zinc chloride has been reported. The crystal structure of DAR has been studied.