t-Boc-N-Amido-PEG2-Ms - ≥98% , CAS No.302331-20-0

CAS: 302331-20-0 Cat. No.: T597203 Molecular Weight: 283.34 EC Number: 982-551-5
AVAILABLE TO ORDER
GRADE & PURITY ≥98%
Synonyms
2-(2-((tert-butoxycarbonyl)amino)ethoxy)ethyl methanesulfonate | tert-butyl N-{2-[2-(methanesulfonyloxy)ethoxy]ethyl}carbamate | Boc-N-PEG2-Ms
Storage
Protected from light,Store at -20°C,Argon charged
Shipped In
Ice chest + Ice pads
Application
227,228,229
 ·  off list, applied to all prices below.
Size
Status
Price
Qty
50mg
T597203-50mg
3
$10.90
250mg
T597203-250mg
3
$32.90
1g
T597203-1g
2
$83.90
5g
T597203-5g
2
$333.90
Enter a quantity for the sizes you want to add.
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Why this grade

≥98% 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

t-Boc-N-Amido-PEG2-Ms is a PEG derivative that contains a Boc protecting group and a mesyl group. The t-Boc group can be removed under acidic conditions. The mesyl group is a good leaving group for nucleophilic substitution reactions. The hydrophilic PEG spacer increases the water solubility of the compound. Longer PEG chains increase the water solubility properties of the compound.

Specifications

Synonyms
2-(2-((tert-butoxycarbonyl)amino)ethoxy)ethyl methanesulfonate | tert-butyl N-{2-[2-(methanesulfonyloxy)ethoxy]ethyl}carbamate | Boc-N-PEG2-Ms
Specifications & Purity
≥98%
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.
Purity
≥98%
Names and Identifiers
Canonical SmilesCC(C)(C)OC(=O)NCCOCCOS(=O)(=O)C
IUPAC Name2-[2-[(2-methylpropan-2-yl)oxycarbonylamino]ethoxy]ethyl methanesulfonate
InChIKeyZDLSZXWATPDDQS-UHFFFAOYSA-N
INCHI1S/C10H21NO6S/c1-10(2,3)17-9(12)11-5-6-15-7-8-16-18(4,13)14/h5-8H2,1-4H3,(H,11,12)
Isomeric SMILES CC(C)(C)OC(=O)NCCOCCOS(=O)(=O)C
Molecular Weight 283.34

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

Taxonomic Classification

Taxonomy Tree

KingdomOrganic compounds
SuperclassOrganic acids and derivatives
ClassOrganic sulfonic acids and derivatives
SubclassOrganosulfonic acids and derivatives
Intermediate Tree Nodes Not available
Direct ParentOrganosulfonic acid esters
Alternative Parents Sulfonic acid esters  Sulfonyls  Methanesulfonates  Carbamate esters  Dialkyl ethers  Organonitrogen compounds  Organic oxides  Hydrocarbon derivatives  Carbonyl compounds  
Molecular FrameworkAliphatic acyclic compounds
Substituents Sulfonic acid ester - Organosulfonic acid ester - Methanesulfonate - Sulfonyl - Carbamic acid ester - Ether - Dialkyl ether - Carbonyl group - Organic oxygen compound - Organic nitrogen compound - Organosulfur compound - Organooxygen compound - Organonitrogen compound - Hydrocarbon derivative - Organic oxide - Aliphatic acyclic compound
DescriptionThis compound belongs to the class of organic compounds known as organosulfonic acid esters. These are esters of sulfonic acid, which have the general structure RS(=O)2OR' (R,R' = organyl, not H).
External Descriptors Not available
3D Structure
Interactive Chemical Structure Model





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
H2528648Certificate of AnalysisMay 09, 2025 T597203
H2528653Certificate of AnalysisMay 09, 2025 T597203
H2528655Certificate of AnalysisMay 09, 2025 T597203
H2528671Certificate of AnalysisMay 09, 2025 T597203
Chemical and Physical Properties
SensitivityMoisture sensitive;Light sensitive
Molecular Weight283.340 g/mol
XLogP30.200
Hydrogen Bond Donor Count1
Hydrogen Bond Acceptor Count6
Rotatable Bond Count9
Exact Mass283.109 Da
Monoisotopic Mass283.109 Da
Topological Polar Surface Area99.300 Ų
Heavy Atom Count18
Formal Charge0
Complexity340.000
Isotope Atom Count0
Defined Atom Stereocenter Count0
Undefined Atom Stereocenter Count0
Defined Bond Stereocenter Count0
Undefined Bond Stereocenter Count0
The total count of all stereochemical bonds0
Covalently-Bonded Unit Count1
Solution Calculators
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