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62921-74-8

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62921-74-8 Usage

Description

m-PEG4-Tos is a PEG linker containing a tosyl group. The tosyl group is a very good leaving group for nucleophilic substitution reactions. The hydrophilic PEG spacer increases solubility in aqueous media.

Check Digit Verification of cas no

The CAS Registry Mumber 62921-74-8 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 6,2,9,2 and 1 respectively; the second part has 2 digits, 7 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 62921-74:
(7*6)+(6*2)+(5*9)+(4*2)+(3*1)+(2*7)+(1*4)=128
128 % 10 = 8
So 62921-74-8 is a valid CAS Registry Number.

62921-74-8SDS

SAFETY DATA SHEETS

According to Globally Harmonized System of Classification and Labelling of Chemicals (GHS) - Sixth revised edition

Version: 1.0

Creation Date: Aug 12, 2017

Revision Date: Aug 12, 2017

1.Identification

1.1 GHS Product identifier

Product name 2-[2-(2-methoxyethoxy)ethoxy]ethanol,4-methylbenzenesulfonic acid

1.2 Other means of identification

Product number -
Other names triethylene glycol methyl tosyl ether

1.3 Recommended use of the chemical and restrictions on use

Identified uses For industry use only.
Uses advised against no data available

1.4 Supplier's details

1.5 Emergency phone number

Emergency phone number -
Service hours Monday to Friday, 9am-5pm (Standard time zone: UTC/GMT +8 hours).

More Details:62921-74-8 SDS

62921-74-8Relevant articles and documents

TPE based aggregation induced emission fluorescent sensors for viscosity of liquid and mechanical properties of hydrogel

Wang, Na,Yao, Hang,Tao, Qi,Sun, Jing,Ma, Hao,Wang, Yang,Zhou, ChengCheng,Fan, Hongying,Shao, Hongxia,Qin, Aijian,Su, Dawei,Wang, Chenyin,Chong, Hui

supporting information, p. 252 - 256 (2021/08/13)

Two amphiphilic TPE E/Z isomers with aggregation induced emission (AIE) property have been synthesized and characterized. The logarithmic fluorescent intensity of the two molecules was in positive relationship with logarithmic viscosity of liquid. To note

Hybrids of Small-Molecule CD4 Mimics with Polyethylene Glycol Units as HIV Entry Inhibitors

Kobayakawa, Takuya,Tsuji, Kohei,Konno, Kiju,Himeno, Ai,Masuda, Ami,Yang, Tingting,Takahashi, Kohei,Ishida, Yusuke,Ohashi, Nami,Kuwata, Takeo,Matsumoto, Kaho,Yoshimura, Kazuhisa,Sakawaki, Hiromi,Miura, Tomoyuki,Harada, Shigeyoshi,Matsushita, Shuzo,Tamamura, Hirokazu

supporting information, p. 1481 - 1496 (2021/02/27)

CD4 mimics are small molecules that inhibit the interaction of gp120 with CD4. We have developed several CD4 mimics. Herein, hybrid molecules consisting of CD4 mimics with a long alkyl chain or a PEG unit attached through a self-cleavable linker were synthesized. In anti-HIV activity, modification with a PEG unit appeared to be more suitable than modification with a long alkyl chain. Thus, hybrid molecules of CD4 mimics, with PEG units attached through an uncleavable linker, were developed and showed high anti-HIV activity and low cytotoxicity. In investigation of pharmacokinetics in a rhesus macaque, a hybrid compound had a more effective PK profile than that of the parent compound, and intramuscular injection was a more useful administration route to maintain the high blood concentration of the CD4 mimic than intravenous injection. The presented hybrid molecules of CD4 mimics with a PEG unit would be practically useful when combined with a neutralizing antibody.

Construction of Janus dendrimers through a self-assembly approach involving chiral discrimination at a focal point

Zhou, John,Cole, Ashley M.,Menuey, Elizabeth M.,Kilway, Kathleen V.,Moteki, Shin A.

supporting information, p. 6404 - 6407 (2021/07/02)

A strategy to build Janus dendrimersviathe chirality-directed self-assembly of heteroleptic Zn(ii) BOX complexes is reported. The method allows quantitative synthesis of Janus dendrimersin situwithout the need for purifications. Each dendritic domain of t

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