Pular para o conteúdo
Merck
Todas as fotos(1)

Documentos Principais

31659

Supelco

o-Tolidine

analytical standard

Sinônimo(s):

3,3′-Dimethylbenzidine, 4,4′-Bianisidine

Faça loginpara ver os preços organizacionais e de contrato


About This Item

Fórmula linear:
[-C6H3(CH3)-4-NH2]2
Número CAS:
Peso molecular:
212.29
Beilstein:
2210640
Número CE:
Número MDL:
Código UNSPSC:
41116107
ID de substância PubChem:
NACRES:
NA.24

grau

analytical standard

Nível de qualidade

prazo de validade

limited shelf life, expiry date on the label

técnica(s)

HPLC: suitable
gas chromatography (GC): suitable

pf

128-131 °C (lit.)

aplicação(ões)

cleaning products
cosmetics
food and beverages
personal care

Formato

neat

cadeia de caracteres SMILES

Cc1cc(ccc1N)-c2ccc(N)c(C)c2

InChI

1S/C14H16N2/c1-9-7-11(3-5-13(9)15)12-4-6-14(16)10(2)8-12/h3-8H,15-16H2,1-2H3

chave InChI

NUIURNJTPRWVAP-UHFFFAOYSA-N

Procurando produtos similares? Visita Guia de comparação de produtos

Descrição geral

o-Tolidine is widely used in the aniline dye industry for the synthesis of different azo dyes.

Aplicação

o-Tolidine (3,3′-dimethylbenzidine) may be used as an analytical reference standard for the determination of the analyte formed from azo colorants in toy products by high-performance liquid chromatography with UV detection.
Refer to the product′s Certificate of Analysis for more information on a suitable instrument technique. Contact Technical Service for further support.
Sensitive colorimetric reagent for gold and for free chlorine in water.

Advertência

May be carcinogenic.

Palavra indicadora

Danger

Frases de perigo

Classificações de perigo

Acute Tox. 4 Oral - Aquatic Chronic 2 - Carc. 1B

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)

212.0 °F - closed cup

Ponto de fulgor (°C)

100 °C - closed cup

Equipamento de proteção individual

dust mask type N95 (US), Eyeshields, Faceshields, Gloves, type P2 (EN 143) respirator cartridges


Escolha uma das versões mais recentes:

Certificados de análise (COA)

Lot/Batch Number

Não está vendo a versão correta?

Se precisar de uma versão específica, você pode procurar um certificado específico pelo número do lote ou da remessa.

Já possui este produto?

Encontre a documentação dos produtos que você adquiriu recentemente na biblioteca de documentos.

Visite a Biblioteca de Documentos

Os clientes também visualizaram

Slide 1 of 1

1 of 1

4-Aminobiphenyl analytical standard

Supelco

31598

4-Aminobiphenyl

Carcinogenic properties of orthotolidine (3, 3?-dimethylbenzidine).
Pliss GB and Zabezhinsky MA
Journal of the National Cancer Institute, 45(2), 283- 295 (1970)
Determination of aromatic amines formed from azo colorants in toy products.
Garrigos MC
Journal of Chromatography A, 976(1-2), 309-317 (2002)
T Platzek et al.
Human & experimental toxicology, 18(9), 552-559 (1999-10-19)
Azo dyes represent the major class of dyestuffs. They are metabolised to the corresponding amines by liver enzymes and the intestinal microflora following incorporation by both experimental animals and humans. For safety evaluation of the dermal exposure of consumers to
Y Chao et al.
Wei sheng wu xue bao = Acta microbiologica Sinica, 40(6), 628-632 (2003-01-29)
A constitutive-laccase-producing fungus was gained from 20 strains of different sources with plate method. Laccase activity reached 0.58 IU/mL when the strain grew on DC medium with shaking cultivation, which was superior to stationary method by 4 times. The enzyme
Shinpei Kawarai et al.
The Journal of veterinary medical science, 72(2), 131-140 (2009-11-27)
It is essential to develop a technique to culture purified skin-derived mast cells (SMCs) to facilitate immunological research on allergic diseases in dogs. This study was performed to develop an efficient culture system for canine SMCs and to characterize the

Nossa equipe de cientistas tem experiência em todas as áreas de pesquisa, incluindo Life Sciences, ciência de materiais, síntese química, cromatografia, química analítica e muitas outras.

Entre em contato com a assistência técnica