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4-arm-PEG-SH - average Mw20000 , CAS No.188492-68-4

CAS: 188492-68-4 Cat. No.: A587849
COA
4-arm-PEG-SH - average Mw20000 CAS No(188492-68-4) by Aladdin Scientific
AVAILABLE TO ORDER
GRADE & PURITY average Mw20000
Synonyms
4-arm-PEG-SH | 4-Arm PEG Thiol
Storage
Protected from light,Store at -20°C,Argon charged
Shipped In
Ice chest + Ice pads
★
 ·  off list, applied to all prices below.
Size
Status
Price
Qty
100mg
A587849-100mg
8-12 wks(?) Production requires sourcing of materials. We appreciate your patience and understanding.
$61.90
250mg
A587849-250mg
8-12 wks(?) Production requires sourcing of materials. We appreciate your patience and understanding.
$127.90
1g
A587849-1g
8-12 wks(?) Production requires sourcing of materials. We appreciate your patience and understanding.

$384.90

$457.90
Save $73.00 (15.94%)
5g
A587849-5g
8-12 wks(?) Production requires sourcing of materials. We appreciate your patience and understanding.

$1,345.90

$2,056.90
Save $711.00 (34.57%)
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SDS
Safety data
COA
Certificate
DS
Datasheet
SP
Spec sheet
Overview Specifications Names and Identifiers Documentation Advanced Data Certificates（CoA,COO,BSE/TSE and Analysis Chart) Chemical and Physical Properties Documents & Articles Solution Calculators Reviews
🧪

Why this grade

average Mw20000 for sensitive chromatographic and analytical workflows requiring minimal baseline interference.

🌡

Storage & shipping

Protected from light,Store at -20°C,Argon charged Ships Ice chest + Ice pads Check lot-specific COA for exact specifications.

📋

Quality documents

SDS, COA, datasheet, and spec sheet available for download. Lot-specific COA accessible via lot number lookup.

📚

Literature proof

Cited in 0 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.

Overview

4arm-PEG-Thiol, MW 20,000 is a thiol branched PEG polymer which can react with maleimide via formation of thioether bond. Thiol can also form metal-thiolate complex with a transition metal.

Specifications

Synonyms
4-arm-PEG-SH | 4-Arm PEG Thiol
Specifications & Purity
average Mw20000
Storage
Protected from light, Store at -20°C, Argon charged
Shipped In
Ice chest + Ice pads
This product requires cold chain shipping. Ground and other economy services are not available.
Names and Identifiers
Canonical SmilesC(COCC(COCCOCCS)(COCCOCCS)COCCOCCS)OCCS
IUPAC Name2-[2-[3-[2-(2-sulfanylethoxy)ethoxy]-2,2-bis[2-(2-sulfanylethoxy)ethoxymethyl]propoxy]ethoxy]ethanethiol
InChIKeyIUINCQVOTHNGMF-UHFFFAOYSA-N
INCHI1S/C21H44O8S4/c30-13-9-22-1-5-26-17-21(18-27-6-2-23-10-14-31,19-28-7-3-24-11-15-32)20-29-8-4-25-12-16-33/h30-33H,1-20H2
Isomeric SMILES C(COCC(COCCOCCS)(COCCOCCS)COCCOCCS)OCCS
Reaxy-Rn 56720178
Reaxys-RN_link_address https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=56720178&ln=

Documentation

📋 Safety Data Sheet (SDS)

Comprehensive hazard, handling, storage, and regulatory compliance document.

Download SDS →

✅ Certificate of Analysis (COA)

Lot-specific quality data. Enter your lot number to retrieve the exact COA.

Look up COA →

📊 Datasheet

Quick-reference summary of product specifications and applications.

View datasheet →

🔬 Specification Sheet

Full quality attributes and acceptance criteria for this grade.

View spec sheet →

Advanced Data

Certificates（CoA,COO,BSE/TSE and Analysis Chart)
C of A & Other Certificates(BSE/TSE, COO):
Analytical Chart:

Find and download the COA for your product by matching the lot number on the packaging.

4 results found

Lot NumberCertificate TypeDateItem
B2627290Certificate of AnalysisDec 10, 2025 A587849
B2627320Certificate of AnalysisDec 10, 2025 A587849
B2627349Certificate of AnalysisDec 10, 2025 A587849
C2607016Certificate of AnalysisDec 10, 2025 A587849
Chemical and Physical Properties
SensitivityMoisture sensitive；Light sensitive
Documents & Articles
Designing Hydrogel Scaffolds as Programmable Cell Microenvironments: From Click-Chemistry Functionalization to 3D Cell Culture Experimental Design
Categories: Technical articles
Tags:
Hydrogel Three dimensional cell culture
Solution Calculators
Reviews

Customer Reviews

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