CompoundList
Sign in
Precious metal catalysts

PtOEP

Also known as Platinum octaethylporphyrin, 2,3,7,8,12,13,17,18-octaethylporphyrin-22,24-diide, platinum(2+), Pt(II) Octaethylporphine(PtOEP)

CAS 31248-39-2Formula C36H44N4PtMolar mass 727.85 g/mol
Get quotes Safety data
PtOEP chemical structure, C36H44N4Pt, CAS 31248-39-2
2D chemical structure

Key facts

What buyers check first

All properties
CAS number
31248-39-2
Formula
C36H44N4Pt
Molar mass
727.85 g/mol
HS code
284390
Category
Precious metal catalysts

What is PtOEP?

Plain description, key identifiers and synonyms

PtOEP is a chemical substance with the molecular formula C36H44N4Pt and a molar mass of 727.85 g/mol. Its CAS registry number is 31248-39-2. The IUPAC name is 2,3,7,8,12,13,17,18-octaethylporphyrin-22,24-diide, platinum(2+).

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
2,3,7,8,12,13,17,18-octaethylporphyrin-22,24-diide, platinum(2+)
CAS number
31248-39-2
Molecular formula
C36H44N4Pt
MDL number
MFCD00672301
InChIKey
WAODGUVBNLMTSF-UHFFFAOYSA-N
InChI
InChI=1S/C36H44N4.Pt/c1-9-21-22(10-2)30-18-32-25(13-5)26(14-6)34(39-32)20-36-28(16-8)27(15-7)35(40-36)19-33-24(12-4)23(11-3)31(38-33)17-29(21)37-30;/h17-20H,9-16H2,1-8H3;/q-2;+2
SMILES (canonical and isomeric)
CCC1=C(C2=CC3=NC(=CC4=C(C(=C([N-]4)C=C5C(=C(C(=N5)C=C1[N-]2)CC)CC)CC)CC)C(=C3CC)CC)CC.[Pt+2]

Synonyms

  • Platinum octaethylporphyrin
  • 2,3,7,8,12,13,17,18-octaethylporphyrin-22,24-diide, platinum(2+)
  • Pt(II) Octaethylporphine(PtOEP)
  • 2,3,7,8,12,13,17,18-Octaethyl-21H,23H-porphine platinum(II)
  • Platinum octaethylporphyrin, Dye content 98 %

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
727.85 g/molcalc.
Exact mass
727.3214 Dacalc.
LogP (octanol/water)
9.28calc.
Topological polar surface area
53.98 Ųcalc.
Hydrogen bond donors
0calc.
Hydrogen bond acceptors
2calc.
Rotatable bonds
8calc.
Heavy atoms
41calc.
Rings
5calc.
Aromatic rings
3calc.
Fraction sp3 carbons
0.44calc.
Formal charge
0calc.
Stereocentres
0calc.
Components
2calc.
Lipinski rule of five
Fails (2 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, C1=Cc2cc3ccc(cc4nc(cc5ccc(cc1n2)[nH]5)C=C4)[nH]3

C1=Cc2cc3ccc(cc4nc(cc5ccc(cc1n2)[nH]5)C=C4)[nH]3

5 rings, 24 atoms, the 21H,22H-Porphine ring system.

144 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.

PtOEP suppliers

Sponsored listings first, then the documented ranking: membership, verification, replies, completeness, freshness and ratings

No supplier listings yet

Post one free request and suppliers who make or trade PtOEP can send you quotes. Your contact details stay private until you accept a quote.

Request quotesSell this chemical

PtOEP price

Indicative price range per kg from live supplier offers

No published prices right now

Suppliers quote this chemical on request. Send one free request and compare quotes side by side.

Get latest price

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 PtOEP is traded under.

HS 2843.90Indicative HS code

Amalgams

World exports in 2024
$5.76B
−33.2% vs 2023, imports $3.61B
2019 to 2024
Top exporters
  1. Germany36.9%
  2. Japan23.5%
  3. United States13.0%
Top importers
  1. India * partner reported23.1%
  2. Mexico11.6%
  3. Germany10.9%

* Partner reported figures, a lower bound.

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

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

Frequently asked questions

Quick answers about PtOEP, based on the data on this page

What is PtOEP?

PtOEP is a chemical substance with the molecular formula C36H44N4Pt and a molar mass of 727.85 g/mol. Its CAS registry number is 31248-39-2. The IUPAC name is 2,3,7,8,12,13,17,18-octaethylporphyrin-22,24-diide, platinum(2+).

What is the CAS number of PtOEP?

The CAS registry number of PtOEP is 31248-39-2.

What is the molecular formula and weight of PtOEP?

The molecular formula of PtOEP is C36H44N4Pt and its molar mass is 727.85 g/mol.

Is PtOEP hazardous?

No GHS hazard classification for PtOEP 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 PtOEP?

PtOEP is usually classified under HS code 284390 (Colloidal precious metals, inorganic or organic compounds of precious metals, whether or…). This is indicative, confirm it with your customs broker before shipping.

Where can I buy PtOEP?

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

What is the price of PtOEP?

Suppliers quote PtOEP 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 PtOEP

Get quotes for PtOEP

Post one free request with your grade, quantity and destination. Matching suppliers send quotes you can compare side by side.
Post a request Sell PtOEP
Data last updated 7 Oct 2026. Details may have changed, please confirm them with the supplier. Report an error on this page
Embed this structure on your websiteShow code

Paste this code into your page to show the 2D structure of PtOEP with a 3D view, its CAS number where known and a link back to this page. Free to use with the link kept.

<iframe src="https://www.compoundlist.com/embed/structure/ptoep-31248-39-2" title="PtOEP structure on CompoundList" width="360" height="420" style="border:1px solid #E7E2DA;border-radius:12px;max-width:100%" loading="lazy" referrerpolicy="strict-origin-when-cross-origin"></iframe>
Preview the embed

Explore more in Precious metal catalysts or HS code 284390

Price on request
Free quotes, contact stays private
Get quotes