Tri(Ethylene Glycol) DI-P-Toluenesulfonate
Synonym(s):2,2′-(Ethylenedioxy)diethyl ditosylate;Triethylene glycol ditosylate
- CAS NO.：19249-03-7
- Empirical Formula: C20H26O8S2
- Molecular Weight: 458.55
- MDL number: MFCD00048096
- EINECS: 628-844-0
- SAFETY DATA SHEET (SDS)
- Update Date: 2024-03-27 16:40:14
What is Tri(Ethylene Glycol) DI-P-Toluenesulfonate?
Description
Tos-PEG4-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 POWDER
The Uses of Tri(Ethylene Glycol) DI-P-Toluenesulfonate
Tri(ethylene glycol) di-p-toluenesulfonate is used in the synthesis of 1-[4-(1,4,7,10-tetraoxa-13-aza-cyclopentadec-13-yl)-phenyl] ethanone.
Synthesis
2,2'-[1,2-ethanediylbis(oxy)]bisethanol and p-toluenesulfonyl chloride can be used as raw materials for the synthesis of Tri(Ethylene Glycol) DI-P-Toluenesulfonate.
Properties of Tri(Ethylene Glycol) DI-P-Toluenesulfonate
| Melting point: | 78-82 °C(lit.) |
| Boiling point: | 534.03°C (rough estimate) |
| Density | 1.3164 (rough estimate) |
| refractive index | 1.6000 (estimate) |
| storage temp. | Sealed in dry,Room Temperature |
| solubility | Soluble in ethanol. |
| form | powder to crystal |
| color | White to Almost white |
| BRN | 632509 |
| InChI | InChI=1S/C20H26O8S2/c1-17-3-7-19(8-4-17)29(21,22)27-15-13-25-11-12-26-14-16-28-30(23,24)20-9-5-18(2)6-10-20/h3-10H,11-16H2,1-2H3 |
| CAS DataBase Reference | 19249-03-7(CAS DataBase Reference) |
| EPA Substance Registry System | Ethanol, 2,2'-[1,2-ethanediylbis(oxy)]bis-, bis(4-methylbenzenesulfonate) (19249-03-7) |
Safety information for Tri(Ethylene Glycol) DI-P-Toluenesulfonate
| Signal word | Warning |
| Pictogram(s) |
 Exclamation Mark Irritant GHS07 |
| GHS Hazard Statements |
H315:Skin corrosion/irritation H319:Serious eye damage/eye irritation H335:Specific target organ toxicity, single exposure;Respiratory tract irritation |
| Precautionary Statement Codes |
P261:Avoid breathing dust/fume/gas/mist/vapours/spray. P264:Wash hands thoroughly after handling. P264:Wash skin thouroughly after handling. P271:Use only outdoors or in a well-ventilated area. P280:Wear protective gloves/protective clothing/eye protection/face protection. P302+P352:IF ON SKIN: wash with plenty of soap and water. P305+P351+P338:IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing. |
Computed Descriptors for Tri(Ethylene Glycol) DI-P-Toluenesulfonate
| InChIKey | KCONMNWPRXAWKK-UHFFFAOYSA-N |
| SMILES | C(OCCOS(C1=CC=C(C)C=C1)(=O)=O)COCCOS(C1=CC=C(C)C=C1)(=O)=O |
New Products
(R)-(-)-2-Amino-1-propanol Tetrahydro-4H-pyran-4-one Bromine 99.5% AR (4 x 500ml) Linseed Oil Extrapure Hydrogen Sulphide Solution Oxalic Acid 0.05 mol/L (0.01N) Solution EDTA 0.1 mol/L (0.2N) for 1000 ml Ferroin 0.025M Solution AR 1,2,3,4-Tetrahydrocarbazol-4-one 4-Hydroxy Carbazole Amino Salicylic Acid. U.S.P. 2 – Methoxy – 5- Sulfamoyl Benzoic acid Acetone Isobutryl oxime ester Sodium Amino Salicylate Dihydrate (PAS Sodium) IP/BP/USP/EP Aloe vera extract 200x Withania somnifera (Ashwagandha Extract) Citrus bioflavonoids Extract Spirulina (Arthrospira platensis) Powder Trikatu Extract Thymol Oil Ethyl 3-(Pyridin-2-Ylamino)Propanoate Bilastine -IP/BP/ Cypermethric Acid Chloride 5-NitrosalicylaldehydeRelated products of tetrahydrofuran
You may like
-
19249-03-7 (ethane-1,2-diylbis(oxy)) bis(ethane-2,1-diyl) bis(4- methylbenzenesulfonate) 99%View Details
19249-03-7 -
Triethylene Glycol Bis(p-toluenesulfonate) CAS 19249-03-7View Details
19249-03-7 -
Tri(ethylene glycol) di-p-toluenesulfonate 97% CAS 19249-03-7View Details
19249-03-7 -
Triethylene glycol di(p-toluenesulfonate) 98% (HPLC) CAS 19249-03-7View Details
19249-03-7 -
Triethylene glycol di(p-toluenesulfonate) CAS 19249-03-7View Details
19249-03-7 -
7726-95-6 Bromine 99.5% AR (4 x 500ml) 99%View Details
7726-95-6 -
29943-42-8 Tetrahydro-4H-pyran-4-one 98+View Details
29943-42-8 -
35320-23-1 98+View Details
35320-23-1
Statement: All products displayed on this website are only used for non medical purposes such as industrial applications or scientific research, and cannot be used for clinical diagnosis or treatment of humans or animals. They are not medicinal or edible.