Identification | More | [Name]
DIETHYLENE GLYCOL BIS(P-TOLUENESULFONATE) | [CAS]
7460-82-4 | [Synonyms]
2,2'-OXYDIETHYL DITOSYLATE BIS[2-(P-TOLUENESULFONYLOXY)ETHYL] ETHER BIS(2-TOSYLOXYETHYL) ETHER DIETHYLENE GLYCOL BIS(P-TOLUENESULFONATE) DI(ETHYLENE GLYCOL) DI-P-TOSYLATE DIETHYLENE GLYCOL DITOSYLATE LABOTEST-BB LTBB005438 Diethylene glycol di(p-toluenesulfonate) DEGditosylate 2,2-OXYBISETHANEBIS(4-METHYLBENZENESULFONATE) 2,2''-OXYDIETHYL BIS-(4-TOLUENESULFONATE) 2,2μ-Oxydiethyl ditosylate, Bis(2-tosyloxyethyl)ether, Diethylene glycol ditosylate 1,5-Bis(tosyloxy)-3-oxapentane 1,7-Ditosyl-1,4,7-trioxaheptane Bis(4-methylbenzenesulfonic acid)3-oxa-1,5-pentanediyl Bis(4-methylbenzenesulfonic acid)oxybisethylene ester Bis(p-toluenesulfonic acid)(oxybisethylene) ester | [EINECS(EC#)]
628-596-3 | [Molecular Formula]
C18H22O7S2 | [MDL Number]
MFCD00026001 | [Molecular Weight]
414.49 | [MOL File]
7460-82-4.mol |
Chemical Properties | Back Directory | [Melting point ]
87-89 °C (lit.) | [Boiling point ]
581.2±45.0 °C(Predicted) | [density ]
1.301±0.06 g/cm3(Predicted) | [storage temp. ]
Sealed in dry,Room Temperature | [solubility ]
Chloroform (Slightly), Ethyl Acetate (Slightly) | [form ]
Solid | [color ]
Off-White | [BRN ]
583800 | [InChI]
InChI=1S/C18H22O7S2/c1-15-3-7-17(8-4-15)26(19,20)24-13-11-23-12-14-25-27(21,22)18-9-5-16(2)6-10-18/h3-10H,11-14H2,1-2H3 | [InChIKey]
VYVPNTJBGPQTFA-UHFFFAOYSA-N | [SMILES]
O(CCOS(C1=CC=C(C)C=C1)(=O)=O)CCOS(C1=CC=C(C)C=C1)(=O)=O | [CAS DataBase Reference]
7460-82-4(CAS DataBase Reference) | [EPA Substance Registry System]
Ethanol, 2,2'-oxybis-, bis(4-methylbenzenesulfonate) (7460-82-4) |
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 ]
2909.30.6000 |
Hazard Information | Back Directory | [Description]
Tos-PEG3-Tos is a PEG linker containing two tosyl groups. The hydrophilic PEG spacer increases solubility in aqueous media. The tosyl group is a very good leaving group for nucleophilic substitution reactions. | [Chemical Properties]
White to off-white powder | [Uses]
Diethylene glycol di(p-toluenesulfonate) was used in the synthesis of bis(dibenzosulfoxo)-27,30,35,38-tetramethyl-24-crown-6, bis(dibenzosulfoxo)-21,24,29,32-tetramethyl-18-crown-4, dibenzosulfoxo-15,18-dimethyl-12-crown-3 and dibenzosulfoxo-12,15-dimethyl-9-crown-2 macrocycles. | [IC 50]
PEGs | [Purification Methods]
Purify the ester by recrystallisation from Me2CO and dry it in a vacuum. [Beilstein 11 III 225.] |
|
|