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135011

Sigma-Aldrich

1,2-Dihydroxybenzene

ReagentPlus®, ≥99%

Sinônimo(s):

Pyrocatechol, 1,2-Benzenediol, 1,2-Dihydroxybenzene, 2-Hydroxyphenol, Catechol

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5 G
R$ 184,00
100 G
R$ 227,00
500 G
R$ 417,00
3 KG
R$ 1.893,00
5 KG
R$ 3.038,00

R$ 184,00


Previsão de entrega em14 de maio de 2025


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5 G
R$ 184,00
100 G
R$ 227,00
500 G
R$ 417,00
3 KG
R$ 1.893,00
5 KG
R$ 3.038,00

About This Item

Fórmula linear:
C6H4-1,2-(OH)2
Número CAS:
Peso molecular:
110.11
Beilstein:
471401
Número CE:
Número MDL:
Código UNSPSC:
12352100
ID de substância PubChem:
NACRES:
NA.21

R$ 184,00


Previsão de entrega em14 de maio de 2025


Solicite uma grande encomenda

densidade de vapor

3.8 (vs air)

Nível de qualidade

pressão de vapor

1 mmHg ( 75 °C)
10 mmHg ( 118.3 °C)

linha de produto

ReagentPlus®

Ensaio

≥99%

Formulário

solid

p.e.

245 °C (lit.)

pf

100-103 °C (lit.)

cadeia de caracteres SMILES

Oc1ccccc1O

InChI

1S/C6H6O2/c7-5-3-1-2-4-6(5)8/h1-4,7-8H

chave InChI

YCIMNLLNPGFGHC-UHFFFAOYSA-N

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Descrição geral

1,2-Dihydroxybenzene (a phenolic compound)[1] is a useful industrial chemical.[2] It is an ortho isomeric form of dihydroxybenzene.[3] It is commonly referred to as catechol or pyrocatechol. Its standard molar enthalpy of combustion and sublimation at 298.15K have been evaluated by static-bomb calorimetry and microcalorimetry, respectively.[4]

Aplicação

1,2-Dihydroxybenzene may be used as raw material for the industrial synthesis of rubber, dyes, plastics, pharmaceuticals and cosmetics.[3]
1,2-Dihydroxybenzene in combination with amberlite XAD-2, can be used as a chelating resin in the determination of metal ions, using atomic absorption spectrophotometry (AAS).[5]

Informações legais

ReagentPlus is a registered trademark of Merck KGaA, Darmstadt, Germany

Palavra indicadora

Danger

Classificações de perigo

Acute Tox. 3 Dermal - Acute Tox. 3 Oral - Carc. 1B - Eye Dam. 1 - Muta. 2 - Skin Irrit. 2 - Skin Sens. 1

Código de classe de armazenamento

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

Classe de risco de água (WGK)

WGK 3

Ponto de fulgor (°F)

260.6 °F - closed cup

Ponto de fulgor (°C)

127 °C - closed cup

Equipamento de proteção individual

dust mask type N95 (US), Eyeshields, Faceshields, Gloves


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Certificados de análise (COA)

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Visite a Biblioteca de Documentos

Synthesis, characterization and applications of pyrocatechol modified amberlite XAD-2 resin for preconcentration and determination of metal ions in water samples by flame atomic absorption spectrometry (FAAS)
Tewari KP and Singh KA
Talanta, 53(4), 823- 833 (2001)
Thiago C Canevari et al.
The Analyst, 138(1), 315-324 (2012-11-17)
This paper describes the development, characterization and application of an Nb(2)O(5) film formed on the surface of a carbon ceramic material, SiO(2)/C, obtained by a sol-gel method, using the spin-coating technique. The working electrode using this material will be designated
Andrew A Horwitz et al.
Cell systems, 1(1), 88-96 (2016-05-03)
CRISPR-Cas genome engineering in yeast has relied on preparation of complex expression plasmids for multiplexed gene knockouts and point mutations. Here we show that co-transformation of a single linearized plasmid with multiple PCR-generated guide RNA (gRNA) and donor DNA cassettes
Enthalpies of combustion of 1, 2-dihydroxybenzene and of six alkylsubstituted 1, 2-dihydroxybenzenes.
Da Silva MDMCR, et al.
The Journal of Chemical Thermodynamics, 16(12), 1149-1155 (1984)
Carbon nanoparticle-chitosan composite electrode with anion, cation, and neutral binding sites: Dihydroxybenzene selectivity.
Amiri M, et al.
Sensors and Actuators B, Chemical, 162(1), 194-200 (2012)

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

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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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