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Aliphatic and alicyclic building blocks

Hydroxy-PEG3-NHS

Also known as Propanoic acid, 3-[2-[2-(2-hydroxyethoxy)ethoxy]ethoxy]-, 2,5-dioxo-1-pyrrolidinyl ester, (2,5-dioxopyrrolidin-1-yl) 3-[2-[2-(2-hydroxyethoxy)ethoxy]ethoxy]propanoate, 2,5-dioxopyrrolidin-1-yl 3-(2-(2-(2-hydroxyethoxy)ethoxy)ethoxy)propanoate

CAS 1807518-71-3Formula C13H21NO8Molar mass 319.31 g/mol
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Hydroxy-PEG3-NHS chemical structure, C13H21NO8, CAS 1807518-71-3
2D chemical structure

Key facts

What buyers check first

All properties
CAS number
1807518-71-3
Formula
C13H21NO8
Molar mass
319.31 g/mol
HS code
292519
Category
Aliphatic and alicyclic building blocks

What is Hydroxy-PEG3-NHS?

Plain description, key identifiers and synonyms

Hydroxy-PEG3-NHS is a chemical substance with the molecular formula C13H21NO8 and a molar mass of 319.31 g/mol. Its CAS registry number is 1807518-71-3. The IUPAC name is (2,5-dioxopyrrolidin-1-yl) 3-[2-[2-(2-hydroxyethoxy)ethoxy]ethoxy]propanoate.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
(2,5-dioxopyrrolidin-1-yl) 3-[2-[2-(2-hydroxyethoxy)ethoxy]ethoxy]propanoate
CAS number
1807518-71-3
Molecular formula
C13H21NO8
MDL number
MFCD26793742
InChIKey
KQGZCLFKXYOVGS-UHFFFAOYSA-N
InChI
InChI=1S/C13H21NO8/c15-4-6-20-8-10-21-9-7-19-5-3-13(18)22-14-11(16)1-2-12(14)17/h15H,1-10H2
SMILES (canonical and isomeric)
C1CC(=O)N(C1=O)OC(=O)CCOCCOCCOCCO

Synonyms

  • Propanoic acid, 3-[2-[2-(2-hydroxyethoxy)ethoxy]ethoxy]-, 2,5-dioxo-1-pyrrolidinyl ester
  • (2,5-dioxopyrrolidin-1-yl) 3-[2-[2-(2-hydroxyethoxy)ethoxy]ethoxy]propanoate
  • 2,5-dioxopyrrolidin-1-yl 3-(2-(2-(2-hydroxyethoxy)ethoxy)ethoxy)propanoate
  • 2,5-Dioxopyrrolidin-1-yl 3-{2-[2-(2-hydroxyethoxy)ethoxy]ethoxy}propanoate
  • 1-[(3-{2-[2-(2-Hydroxyethoxy)ethoxy]ethoxy}propanoyl)oxy]pyrrolidine-2,5-dione

Physical and chemical properties

Measured values and descriptors computed from the structure

Physical and chemical properties

Measured values, check the supplier specification for your grade

No measured properties are recorded for this substance yet. Ask suppliers for a technical data sheet.

Values vary by grade. Ask suppliers for the COA or TDS of the batch you buy.

Computed descriptors

Calculated from the structure, useful for screening and formulation

Molecular weight
319.31 g/molcalc.
Exact mass
319.1267 Dacalc.
LogP (octanol/water)
-0.97calc.
Topological polar surface area
111.6 Ųcalc.
Hydrogen bond donors
1calc.
Hydrogen bond acceptors
8calc.
Rotatable bonds
12calc.
Heavy atoms
22calc.
Rings
1calc.
Aromatic rings
0calc.
Fraction sp3 carbons
0.77calc.
Formal charge
0calc.
Stereocentres
0calc.
Lipinski rule of five
Passes (0 violations)calc.

Calculated for screening. Confirm critical figures with the supplier.

Murcko scaffold

The ring system that remains when every side chain is removed

Murcko scaffold of this chemical, O=C1CCC(=O)N1

O=C1CCC(=O)N1

1 ring, 7 atoms, the Succinimide ring system.

1,276 other chemicals share this scaffold

Safety and hazards

GHS classification summary, not a safety data sheet

No GHS hazard classification is recorded for this substance yet. That does not mean it is harmless.

GHS classification summary, not a safety data sheet (SDS). Classifications can differ by supplier, grade and concentration. Always check the supplier's SDS.

Hydroxy-PEG3-NHS suppliers

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Hydroxy-PEG3-NHS price

Indicative price range per kg from live supplier offers

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Uses and applications

What the substance is used for, by industry and function

Regulatory status

Inventories, regulations and trade controls that list this substance

No regulatory list memberships are recorded for this substance yet. Always check the rules of the importing and exporting country before trade.

HS code and trade data

Customs classification and reported world trade statistics

Global trade

World import and export statistics for the HS code Hydroxy-PEG3-NHS is traded under.

HS 2925.19Indicative HS code

Imides and their derivatives, salts thereof, other

World exports in 2024
$295M
+11.7% vs 2023, imports $348M
2019 to 2024
Top exporters
  1. China29.7%
  2. Japan22.7%
  3. United Kingdom10.0%
Top importers
  1. United States12.7%
  2. Brazil12.6%
  3. China10.5%
Reported customs values in USD, not prices.Full trade data

The HS code shown for Hydroxy-PEG3-NHS is indicative (it was assigned by structure rules). Confirm the classification with your customs broker before shipping.

Frequently asked questions

Quick answers about Hydroxy-PEG3-NHS, based on the data on this page

What is Hydroxy-PEG3-NHS?

Hydroxy-PEG3-NHS is a chemical substance with the molecular formula C13H21NO8 and a molar mass of 319.31 g/mol. Its CAS registry number is 1807518-71-3. The IUPAC name is (2,5-dioxopyrrolidin-1-yl) 3-[2-[2-(2-hydroxyethoxy)ethoxy]ethoxy]propanoate.

What is the CAS number of Hydroxy-PEG3-NHS?

The CAS registry number of Hydroxy-PEG3-NHS is 1807518-71-3.

What is the molecular formula and weight of Hydroxy-PEG3-NHS?

The molecular formula of Hydroxy-PEG3-NHS is C13H21NO8 and its molar mass is 319.31 g/mol.

What is Hydroxy-PEG3-NHS used for?

Known uses and roles of Hydroxy-PEG3-NHS include building blocks in research and laboratory.

Is Hydroxy-PEG3-NHS hazardous?

No GHS hazard classification for Hydroxy-PEG3-NHS is recorded on CompoundList yet. That does not prove it is safe. Always read the supplier safety data sheet.

What is the HS code of Hydroxy-PEG3-NHS?

Hydroxy-PEG3-NHS is usually classified under HS code 292519 (Imides and their derivatives, salts thereof, other). This is indicative, confirm it with your customs broker before shipping.

Where can I buy Hydroxy-PEG3-NHS?

Post a free request on CompoundList and suppliers of Hydroxy-PEG3-NHS will send you quotes. Your contact details stay private until you accept a quote.

What is the price of Hydroxy-PEG3-NHS?

Suppliers quote Hydroxy-PEG3-NHS on request because prices depend on grade, purity, quantity and destination. A free request on CompoundList gets you several quotes to compare.

Guides for buyers

Practical guides that help when you source, ship or handle Hydroxy-PEG3-NHS

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Data last updated 7 Oct 2026. Details may have changed, please confirm them with the supplier. Report an error on this page
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