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Sigma-Aldrich

Platinum octaethylporphyrin

95%

Synonym(s):

Platinum(II) 2,3,7,8,12,13,17,18-octaethyl-21H,23H-porphyrin, PtOEP

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About This Item

Empirical Formula (Hill Notation):
C36H44N4Pt
CAS Number:
Molecular Weight:
727.84
MDL number:
UNSPSC Code:
12352103
PubChem Substance ID:
NACRES:
NA.23
Pricing and availability is not currently available.

Assay

95%

form

solid

mp

>300 °C

λmax

381 nm

Orbital energy

HOMO 5.3 eV 
LUMO 3.2 eV 

OLED Device Performance

ITO/NPD/Alq3:PtOEP (4%)/Mg:Ag

  • Color: red
  • Max. Luminance: 100 Cd/m2
  • Max. EQE: 2.5 %

ITO/NPD/CBP:PtOEP(6%)/Mg:Ag
  • Color: red
  • Max. Luminance: 100 Cd/m2
  • Max. EQE: 0.8 %

SMILES string

CCc1c(CC)c2cc3c(CC)c(CC)c4cc5nc(cc6c(CC)c(CC)c(cc1n2)n6[Pt]n34)c(CC)c5CC

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/b29-17-,30-18-,31-17-,32-18-,33-19-,34-20-,35-19-,36-20-;

InChI key

WAODGUVBNLMTSF-XTPDIVBZSA-N

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General description

PtOEP is an oxygen-quenchable luminescent dye.[1][2]

Application

Platinum octaethylporphyrin (PtOEP) may be used as a fluorescent dye in the fabrication of polymer-[1] and silica-based[2] oxygen sensors. It is used as a red triplet emitting material with high external quantum yields for OLEDs. PtOEP is used as a dopant in host materials like CBP and Alq3. Its red emission is near 650 nm depending on host material and processing conditions.[3]

Storage Class Code

11 - Combustible Solids

WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable


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Thin film dissolved oxygen sensor based on platinum octaethylporphyrin encapsulated in an elastic fluorinated polymer.
Gillanders RN, et al.
Analytica Chimica Acta null
Quantum efficiency roll-off at high brightness in fluorescent and phosphorescent organic light emitting diodes
Giebink, N.; Forrest, S.
Physical Review. B, Condensed Matter and Materials Physics, 77, 235215-235215 (2008)
Jabbour, G.E.; Wang, J.-F.; Peyghambarian, N.
Applied Physics Letters, 80, 2026-2028 (2002)
Thin film dissolved oxygen sensor based on platinum octaethylporphyrin encapsulated in an elastic fluorinated polymer.
Gillanders RN, et al.
Analytica Chimica Acta, 1-6 null
Porphyrin-doped sol-gel glass as a probe for oxygen sensing
Lee SK and Okura I
Analytica Chimica Acta, 181-188 null

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    1. If this product has an expiration or retest date, it will be shown on the Certificate of Analysis (COA, CofA). If there is no retest or expiration date listed on the product's COA, we do not have suitable stability data to determine a shelf life. For these products, the only date on the COA will be the release date; a retest, expiration, or use-by-date will not be displayed.
      For all products, we recommend handling per defined conditions as printed in our product literature and website product descriptions. We recommend that products should be routinely inspected by customers to ensure they perform as expected.
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      For more information, please refer to the Product Dating Information document: https://www.sigmaaldrich.com/deepweb/assets/sigmaaldrich/marketing/global/documents/449/386/product-dating-information-mk.pdf

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  2. How is shipping temperature determined? And how is it related to the product storage temperature?

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    1. Products may be shipped at a different temperature than the recommended long-term storage temperature. If the product quality is sensitive to short-term exposure to conditions other than the recommended long-term storage, it will be shipped on wet or dry-ice. If the product quality is NOT affected by short-term exposure to conditions other than the recommended long-term storage, it will be shipped at ambient temperature. As shipping routes are configured for minimum transit times, shipping at ambient temperature helps control shipping costs for our customers. For more information, please refer to the Storage and Transport Conditions document: https://www.sigmaaldrich.com/deepweb/assets/sigmaaldrich/marketing/global/documents/316/622/storage-transport-conditions-mk.pdf

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