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S3252

Tin(II) 2-ethylhexanoate

92.5-100.0%

Synonym(s):

2-Ethylhexanoic acid tin(II) salt, Stannous 2-ethylhexanoate, Stannous octoate

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Size/SKUAvailabilityPrice
100 g

Available to ship TODAYfromMILWAUKEE

$44.70
250 g

Available to ship TODAYfromMILWAUKEE

$83.70
1 kg

Available to ship TODAYfromMILWAUKEE

$210.00

About This Item

Linear Formula:
[CH3(CH2)3CH(C2H5)CO2]2Sn
CAS Number:
Molecular Weight:
405.12
NACRES:
NA.22
PubChem Substance ID:
UNSPSC Code:
12161600
EC Number:
206-108-6
MDL number:

$44.70


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Quality Segment

assay

92.5-100.0%

reaction suitability

core: tin, reagent type: catalyst
reaction type: Ring-Opening Polymerization

refractive index

n20/D 1.493 (lit.)

density

1.251 g/mL at 25 °C (lit.)

cation traces

Na: ≤0.5%

SMILES string

CCCCC(CC)C(=O)O[SnH2]OC(=O)C(CC)CCCC

InChI

1S/2C8H16O2.Sn/c2*1-3-5-6-7(4-2)8(9)10;/h2*7H,3-6H2,1-2H3,(H,9,10);/q;;+2/p-2

InChI key

KSBAEPSJVUENNK-UHFFFAOYSA-L

Application

Tin(II) 2-ethylhexanoate is commonly used as a catalyst for the ring-opening polymerization of cyclic diesters such as L-lactide and glycolide to form high-molecular-weight polymers.
A catalyst for polylactide polymerization.

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This Item
244635345164462675
assay

92.5-100.0%

assay

≥95%

assay

-

assay

-

reaction suitability

core: tin, reagent type: catalyst
reaction type: Ring-Opening Polymerization

reaction suitability

core: tin, reagent type: catalyst

reaction suitability

core: tin, reagent type: catalyst

reaction suitability

core: tin, reagent type: catalyst

Quality Level

200

Quality Level

100

Quality Level

200

Quality Level

100

cation traces

Na: ≤0.5%

cation traces

-

cation traces

-

cation traces

-

density

1.251 g/mL at 25 °C (lit.)

density

-

density

-

density

1.55 g/mL at 25 °C

refractive index

n20/D 1.493 (lit.)

refractive index

-

refractive index

-

refractive index

n20/D 1.444


signalword

Danger

Hazard Classifications

Aquatic Chronic 3 - Eye Dam. 1 - Repr. 1B - Skin Sens. 1

Storage Class

6.1C - Combustible acute toxic Cat.3 / toxic compounds or compounds which causing chronic effects

flash_point_f

278.6 °F - closed cup

flash_point_c

137 °C - closed cup

ppe

Eyeshields, Gloves, type ABEK (EN14387) respirator filter



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Questions

1–6 of 6 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

      Helpful?

  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

      Helpful?

  3. What is the Department of Transportation shipping information for this product?

    1 answer
    1. Transportation information can be found in Section 14 of the product's (M)SDS.To access the shipping information for this material, use the link on the product detail page for the product.

      Helpful?

  4. What can Product S3252, Tin(II) 2-ethylhexanoate, be used for?

    1 answer
    1. Tin (II) ethylhexanoate has been shown to catalyze the ring-opening polymerization of diesters to form such biodegradable polymers as poly(L-lactide) and polyglycolide. Additional examples of how this catalyst can be used can be found on the product datasheets.

      Helpful?

  5. What is the expected shelf life of Product S3252, Tin(II) 2-ethylhexanoate?

    1 answer
    1. Per the specification sheet and certificate of analysis, this product is currently assigned a recommended retest period of two years.

      Helpful?

  6. What is Product S3252, Tin(II) 2-ethylhexanoate, miscible with?

    1 answer
    1. We would expect this product to be miscible with chloroform at about 50 mg/mL.

      Helpful?

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