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beta-Tetralone

CAS No.
530-93-8
Chemical Name:
beta-Tetralone
Synonyms
3,4-DIHYDRONAPHTHALEN-2(1H)-ONE;2-TETRALONE;1,2,3,4-tetrahydronaphthalen-2-one;3,4-DIHYDRO-1H-NAPHTHALEN-2-ONE;B-TETRALONE;β-Tetralone;3,4-DIHYDRO-2(1H)-NAPHTHALENONE;2(1H)-Naphthalenone, 3,4-dihydro-;1,2,3,4-TETRAHYDRO-2-NAPHTHALENONE;Tetralon
CBNumber:
CB0486794
Molecular Formula:
C10H10O
Molecular Weight:
146.19
MDL Number:
MFCD00001727
MOL File:
530-93-8.mol
MSDS File:
SDS
Last updated:2024-11-16 15:32:52

beta-Tetralone Properties

Melting point 18 °C(lit.)
Boiling point 131 °C11 mm Hg(lit.)
Density 1.106 g/mL at 25 °C(lit.)
refractive index n20/D 1.560(lit.)
Flash point >230 °F
storage temp. 2-8°C
solubility Chloroform (Slightly), Ethyl Acetate (Slightly)
form Liquid or Low Melting Solid
color Clear pale yellow
Water Solubility insoluble
Sensitive Air Sensitive
BRN 509386
InChIKey KCKZIWSINLBROE-UHFFFAOYSA-N
CAS DataBase Reference 530-93-8(CAS DataBase Reference)
FDA UNII K46ZZ833BH
NIST Chemistry Reference 2(1H)-Naphthalenone, 3,4-dihydro-(530-93-8)
EPA Substance Registry System 2-Tetralone (530-93-8)

SAFETY

Risk and Safety Statements

Symbol(GHS)  GHS hazard pictogramsGHS hazard pictogramsGHS hazard pictograms
GHS07,GHS08,GHS09
Signal word  Danger
Hazard statements  H315-H410-H372
Precautionary statements  P264-P273-P280-P302+P352+P332+P313+P362+P364-P391-P501
Hazard Codes  Xi,Xn
Risk Statements  36/37/38-20/21/22
Safety Statements  26-36
WGK Germany  3
10
TSCA  Yes
HS Code  29143900
NFPA 704
1
2 1

beta-Tetralone price More Price(26)

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
Sigma-Aldrich T19208 β-Tetralone 98% 530-93-8 5g $66.2 2024-03-01 Buy
Sigma-Aldrich T19208 β-Tetralone 98% 530-93-8 25g $140 2024-03-01 Buy
TCI Chemical T1167 β-Tetralone >95.0%(GC) 530-93-8 5g $282 2024-03-01 Buy
TCI Chemical T1167 β-Tetralone >95.0%(GC) 530-93-8 25g $1129 2024-03-01 Buy
Alfa Aesar L01053 2-Tetralone, 99% 530-93-8 5g $58.5 2024-03-01 Buy
Product number Packaging Price Buy
T19208 5g $66.2 Buy
T19208 25g $140 Buy
T1167 5g $282 Buy
T1167 25g $1129 Buy
L01053 5g $58.5 Buy

beta-Tetralone Chemical Properties,Uses,Production

Chemical Properties

Liquid colorless to yellow

Uses

β-Tetralone is the 2-keto derivative of Tetralin. β-Tetralone was initially reported to be a metabolite of Tetralin but was later found to be just an artifact in the metabolism process. β-Tetralone is known to be biological marker in fossil fuels.

Synthesis Reference(s)

The Journal of Organic Chemistry, 26, p. 4232, 1961 DOI: 10.1021/jo01069a014

Purification Methods

If reasonably pure, then fractionate it through an efficient column. Otherwise purify it via the bisulfite adduct. To a solution of NaHSO3 (32.5g, 0.31mol) in H2O (57mL) is added 95% EtOH (18mL) and set aside overnight. Any bisulfite-sulfate that separated is removed by filtration, and the filtrate is added to the tetralone (14.6g, 0.1mol) and shaken vigorously. The adduct separates in a few minutes as a white precipitate and is kept on ice for ~3.5hours with occasional shaking. The precipitate is collected, washed with 95% EtOH (13mL), then with Et2O (4 x 15mL, by stirring the suspension in the solvent, filtering and repeating the process). The colourless product is dried in air and stored in air tight containers in which it is stable for extended periods (yield is ~17g). This bisulfite (5g) is suspended in H2O (25mL), and Na2CO3.H2O (7.5g) is added (pH of solution is ~10). The mixture is then extracted with Et2O (5 x 10mL, i.e. until the aqueous phase does not test for tetralone — see below). Wash the combined extracts with 10% aqueous HCl (10mL), H2O (10mL, i.e. until the washings are neutral), dry (MgSO4), filter, evaporate and distil the residual oil using a Claisen flask under reduced pressure and in a N2 atmosphere. The pure tetralone is a colourless liquid b 70-71o/0.25mm (see also above). The yield is ~2g. Tetralone test: Dissolve a few drops of the tetralone solution (ethereal or aqueous) in 95% EtOH in a test tube and add 10 drops of 25% NaOH down the side of the tube. A deep blue colour develops at the interface with air. [Soffer et al. Org Synth Coll Vol IV 903 1963, Cornforth et al. J Chem Soc 689 1942, UV: Soffer et al. J Am Chem Soc 1556 1952.] The phenylhydrazone has m 108o [Crawley & Robinson J Chem Soc 2001 1938]. [Beilstein 7 H 370, 7 II 295, 7 III 1422, 7 IV 1018.]

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View Lastest Price from beta-Tetralone manufacturers

Image Update time Product Price Min. Order Purity Supply Ability Manufacturer
beta-Tetralone pictures 2024-11-22 beta-Tetralone
530-93-8
US $0.00 / KG 1KG 98%min 30tons/month WUHAN FORTUNA CHEMICAL CO., LTD
Beta-Tetralone pictures 2024-11-16 Beta-Tetralone
530-93-8
US $30.00-65.00 / mg 99.18% 10g TargetMol Chemicals Inc.
Beta-Tetralone pictures 2024-11-16 Beta-Tetralone
530-93-8
US $30.00-65.00 / mg 99.18% 10g TargetMol Chemicals Inc.
  • beta-Tetralone pictures
  • beta-Tetralone
    530-93-8
  • US $0.00 / KG
  • 98%min
  • WUHAN FORTUNA CHEMICAL CO., LTD
  • Beta-Tetralone pictures
  • Beta-Tetralone
    530-93-8
  • US $30.00-65.00 / mg
  • 99.18%
  • TargetMol Chemicals Inc.
  • Beta-Tetralone pictures
  • Beta-Tetralone
    530-93-8
  • US $30.00-65.00 / mg
  • 99.18%
  • TargetMol Chemicals Inc.
1,2,3,4-Tetrahydro-2-oxonaphthalene 2-Oxotetralin NSC 87083 Tetralin-2-one beta-Tetralone,95% beta-Tetralone,99% β-Tetralone,3,4-Dihydro-2(1H)-naphthalenone, 3,4-Dihydro-2-naphthol 2(1H)-Naphthalenone beta-Tetralone, 95% 5GR Betafour hydrogen naphthaleneketone beta-Tetralone 98% n-ethylethanaminium acetate 3,4-Dihydro-2-naphthol 3,4-Dihydro-2(1H)-naphthalenone 1,2,3,4-Tetrahydro-2-naphthalenone for synthesis 3,4-Dihydro-2,(1H)-naphtalenone 3,4-DIHYDRO-2-NAPHTHOL 3,4-dihydro-2(1h)-naphthalenon TETRALONE AN INTERMEDIATE OF SERTRALINE TETRALONE-2 2-TETRALONE 97% 3,4-DIHYDRO-2-OXONAPHTHALENE 3,4-Dihydro-2(1H)-naphthalenone, 3,4-Dihydro-2-naphthol 1,2,3,4-Tetrahydronaphthalene-2-one 2-Oxotetrahydronaphthalene BETA-TETRALONE β-4-tetralone BETA-TETRALONE,98% Tetralon 2-Tetralone,99% JRH-04101, 3,4-Dihydronaphthalen-2(1H)-one, 97% 2-tetrahydronaphthone β-TetraL TIANFU-CHEM CAS:530-93-8 beta-Tetralone 3,4-DIHYDRO-1H-NAPHTHALEN-2-ONE 1,2,3,4-tetrahydronaphthalen-2-one 3,4-DIHYDRONAPHTHALEN-2(1H)-ONE 2-TETRALONE B-TETRALONE β-Tetralone 1,2,3,4-TETRAHYDRO-2-NAPHTHALENONE 3,4-DIHYDRO-2(1H)-NAPHTHALENONE 2(1H)-Naphthalenone, 3,4-dihydro- 2-Naphthanone 530-93-8 C10 Carbonyl Compounds Building Blocks Ketones Organic Building Blocks Bioactive Small Molecules Building Blocks C10 Carbonyl Compounds Cell Biology Chemical Synthesis Ketones Organic Building Blocks T