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Polymers and thermoplastics

PySS-PEG2-NHS

Also known as Poly(oxy-1,2-ethanediyl), I+/--[3-[(2,5-dioxo-1-pyrrolidinyl)oxy]-3-oxopropyl]-I-[2-(2-pyridinyldithio)ethoxy]-

CAS 222292-17-3Formula C16H20N2O6S2Molar mass 400.48 g/mol
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PySS-PEG2-NHS chemical structure, C16H20N2O6S2, CAS 222292-17-3
2D chemical structure

Key facts

What buyers check first

All properties
CAS number
222292-17-3
Formula
C16H20N2O6S2
Molar mass
400.48 g/mol
HS code
293339
Category
Polymers and thermoplastics

What is PySS-PEG2-NHS?

Plain description, key identifiers and synonyms

PySS-PEG2-NHS is a chemical substance with the molecular formula C16H20N2O6S2 and a molar mass of 400.48 g/mol. Its CAS registry number is 222292-17-3. The IUPAC name is (2,5-dioxopyrrolidin-1-yl) 3-[2-[2-(pyridin-2-yldisulfanyl)ethoxy]ethoxy]propanoate.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
(2,5-dioxopyrrolidin-1-yl) 3-[2-[2-(pyridin-2-yldisulfanyl)ethoxy]ethoxy]propanoate
CAS number
222292-17-3
Molecular formula
C16H20N2O6S2
InChIKey
GMGZGBFOSMMXRS-UHFFFAOYSA-N
InChI
InChI=1S/C16H20N2O6S2/c19-14-4-5-15(20)18(14)24-16(21)6-8-22-9-10-23-11-12-25-26-13-3-1-2-7-17-13/h1-3,7H,4-6,8-12H2
SMILES (canonical and isomeric)
C1CC(=O)N(C1=O)OC(=O)CCOCCOCCSSC2=CC=CC=N2

Synonyms

  • Poly(oxy-1,2-ethanediyl), I+/--[3-[(2,5-dioxo-1-pyrrolidinyl)oxy]-3-oxopropyl]-I-[2-(2-pyridinyldithio)ethoxy]-

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
400.48 g/molcalc.
Exact mass
400.0763 Dacalc.
LogP (octanol/water)
1.85calc.
Topological polar surface area
95.03 Ųcalc.
Hydrogen bond donors
0calc.
Hydrogen bond acceptors
9calc.
Rotatable bonds
12calc.
Heavy atoms
26calc.
Rings
2calc.
Aromatic rings
1calc.
Fraction sp3 carbons
0.5calc.
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=C(CCOCCOCCSSc1ccccn1)ON1C(=O)CCC1=O

O=C(CCOCCOCCSSc1ccccn1)ON1C(=O)CCC1=O

2 rings, 26 atoms. This chemical is the scaffold itself.

No other chemical in our database has 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.

PySS-PEG2-NHS suppliers

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PySS-PEG2-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

Applications are not documented for this substance yet. Suppliers often describe uses on their product pages, linked in the suppliers list above.

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 PySS-PEG2-NHS is traded under.

HS 2933.39Indicative HS code

Heterocyclic compounds containing an unfused pyridine ring (whether or not hydrogenated) in the structure…

World exports in 2024
$9.16B
−17.9% vs 2023, imports $10.6B
2019 to 2024
Top exporters
  1. China21.5%
  2. India * partner reported12.3%
  3. Ireland11.6%
Top importers
  1. Germany14.2%
  2. United States12.8%
  3. Brazil10.1%

* Partner reported figures, a lower bound.

Reported customs values in USD, not prices.Full trade data

The HS code shown for PySS-PEG2-NHS is indicative (it was assigned by structure rules). Confirm the classification with your customs broker before shipping.

Frequently asked questions

Quick answers about PySS-PEG2-NHS, based on the data on this page

What is PySS-PEG2-NHS?

PySS-PEG2-NHS is a chemical substance with the molecular formula C16H20N2O6S2 and a molar mass of 400.48 g/mol. Its CAS registry number is 222292-17-3. The IUPAC name is (2,5-dioxopyrrolidin-1-yl) 3-[2-[2-(pyridin-2-yldisulfanyl)ethoxy]ethoxy]propanoate.

What is the CAS number of PySS-PEG2-NHS?

The CAS registry number of PySS-PEG2-NHS is 222292-17-3.

What is the molecular formula and weight of PySS-PEG2-NHS?

The molecular formula of PySS-PEG2-NHS is C16H20N2O6S2 and its molar mass is 400.48 g/mol.

Is PySS-PEG2-NHS hazardous?

No GHS hazard classification for PySS-PEG2-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 PySS-PEG2-NHS?

PySS-PEG2-NHS is usually classified under HS code 293339 (Compounds containing an unfused pyridine ring (whether or not hydrogenated) in the…). This is indicative, confirm it with your customs broker before shipping.

Where can I buy PySS-PEG2-NHS?

Post a free request on CompoundList and suppliers of PySS-PEG2-NHS will send you quotes. Your contact details stay private until you accept a quote.

What is the price of PySS-PEG2-NHS?

Suppliers quote PySS-PEG2-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 PySS-PEG2-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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