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455652

Sigma-Aldrich

Sodium p-toluenesulfinate

95%

Sinônimo(s):

p-Toluenesulfinic acid sodium salt

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25 G
R$ 445,00
100 G
R$ 896,00

R$ 445,00


Previsão de entrega em01 de junho de 2025


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25 G
R$ 445,00
100 G
R$ 896,00

About This Item

Fórmula linear:
4-CH3C6H4SO2Na
Número CAS:
Peso molecular:
178.18
Número CE:
Número MDL:
Código UNSPSC:
12352100
ID de substância PubChem:
NACRES:
NA.22

R$ 445,00


Previsão de entrega em01 de junho de 2025


Solicite uma grande encomenda

Ensaio

95%

Impurezas

<5% water

pf

>300 °C (lit.)

grupo funcional

sulfinic acid

cadeia de caracteres SMILES

[Na+].Cc1ccc(cc1)S([O-])=O

InChI

1S/C7H8O2S.Na/c1-6-2-4-7(5-3-6)10(8)9;/h2-5H,1H3,(H,8,9);/q;+1/p-1

chave InChI

KFZUDNZQQCWGKF-UHFFFAOYSA-M

Código de classe de armazenamento

11 - Combustible Solids

Classe de risco de água (WGK)

WGK 2

Ponto de fulgor (°F)

Not applicable

Ponto de fulgor (°C)

Not applicable

Equipamento de proteção individual

Eyeshields, Gloves, type N95 (US)


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Certificados de análise (COA)

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Synthesis of cyanohydrin trimethylsilyl ethers catalyzed by potassium p-toluenesulfinate.
Dekamin MG, et al.
Catalysis Communications, 9(6), 1352-1355 (2008)
Sodium p-Toluenesulfinate in Free Radical Reactions.
Chuang C-P.
Synthetic Communications, 23(17), 2371-2380 (1993)
Sodium p-toluenesulfinate/copper (II) acetate in free radical reactions of 5-aryl substituted alkenes.
Wang S-F, et al.
Tetrahedron, 55(8), 2273-2288 (1999)
Efficient and Selective Trimerization of Aryl and Alkyl Isocyanates Catalyzed by Sodium p-Toluenesulfinate in the Presence of TBAI in a Solvent-Free Condition.
Moghaddam FM, et al.
Bulletin of the Chemical Society of Japan, 75(4), 851-852 (2002)
Asymmetric induction in the palladium-catalyzed sulfonylation of allylic sulfinates and acetates with chiral phosphine ligands.
Hiroi K and Makino K.
Chemistry Letters (Jpn), 15(4), 617-620 (1986)

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/449/386/product-dating-information-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?

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