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401781

Bis(pentamethylcyclopentadienyl)cobalt(II)

Synonym(s):

CoCp*2, Decamethylcobaltocene

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Size/SKUAvailabilityPrice
1 g

Estimated to ship onSeptember 28, 2027fromMILWAUKEE

$155.00

About This Item

Empirical Formula (Hill Notation):
C20H30Co
CAS Number:
Molecular Weight:
329.39
NACRES:
NA.23
PubChem Substance ID:
UNSPSC Code:
12352103
MDL number:

$155.00


Estimated to ship onSeptember 28, 2027Details


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form

solid

Quality Segment

reaction suitability

core: cobalt

mp

>210 °C (lit.)

storage temp.

2-8°C

SMILES string

[Co].C[C]1[C](C)[C](C)[C](C)[C]1C.C[C]2[C](C)[C](C)[C](C)[C]2C

InChI

1S/2C10H15.Co/c2*1-6-7(2)9(4)10(5)8(6)3;/h2*1-5H3;

InChI key

XDHJNPINFJSJJB-UHFFFAOYSA-N

General description

Bis(pentamethylcyclopentadienyl)cobalt(II) is a powerful electron donor that is widely used as a dopant to prepare molecular semiconductors due to its low solid-state ionization energy (3.3 eV). The dopant improves charge injection and transport in electronic devices.

Application

Bis(pentamethylcyclopentadienyl)cobalt(II) can be used as:
  • An n-type dopant to fabricate organic electronic materials such as copper phthalocyanine thin films.
  • A reducing agent to synthesize high-quality reduced graphene oxide thin films at room temperature.
  • A metal organic precursor for plasma-enhanced atomic layer deposition of cobalt.

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This Item
493678339164510645
description

-

description

98%

description

-

description

-

form

solid

form

-

form

powder or crystals, solid

form

liquid

storage temp.

2-8°C

storage temp.

-

storage temp.

2-8°C

storage temp.

-

mp

>210 °C (lit.)

mp

305 °C (dec.) (lit.)

mp

176-180 °C (dec.) (lit.)

mp

-

Quality Level

200

Quality Level

100

Quality Level

100

Quality Level

100

reaction suitability

core: cobalt

reaction suitability

core: cobalt, reagent type: catalyst

reaction suitability

core: cobalt

reaction suitability

core: cobalt


Storage Class

11 - Combustible Solids

WGK

WGK 3

Flash Point (°F)

Not applicable

Flash Point (°C)

Not applicable

PPE (personal protective equipment)

Eyeshields, Gloves, type N95 (US)



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Questions

1–2 of 2 Questions  
  1. How can I determine the shelf life / expiration / retest date of this product?

    1 answer
    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.
      For products without retest or expiration dates, our standard warranty of 1 year from the date of shipment is applicable.
      For more information, please refer to the Product Dating Information document: https://www.sigmaaldrich.com/deepweb/assets/sigmaaldrich/marketing/global/documents/418/501/product-dating-information-06-25-mk.pdf

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

    1 answer
    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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