Química Analítica

Produtos e recursos para fluxos de trabalho de química analítica, desde a preparação de amostras até à medição e ao controlo de qualidade. Explore materiais de referência, solventes e ferramentas de laboratório (quando disponíveis) para apoiar a cromatografia, a espectroscopia e as análises de rotina.

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  1. Cresol red indicator
    CAS: 1733-12-6 Número CE: 217-064-2 Fórmula: C21H18O5S Peso molecular: 382.43
    0.04%(w/v) in water
    ● Em estoque — EUA Item #: C196466
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    Preços e tamanhos do pacote
    Identificadores técnicos
    Nome IUPAC
    4-[3-(4-hydroxy-3-methylphenyl)-1,1-dioxo-2,1λ6-benzoxathiol-3-yl]-2-methylphenol
    SMILES
    CC1=C(C=CC(=C1)C2(C3=CC=CC=C3S(=O)(=O)O2)C4=CC(=C(C=C4)O)C)O
    InChIKey
    OBRMNDMBJQTZHV-UHFFFAOYSA-N
    InChI
    1S/C21H18O5S/c1-13-11-15(7-9-18(13)22)21(16-8-10-19(23)14(2)12-16)17-5-3-4-6-20(17)27(24,25)26-21/h3-12,22-23H,1-2H3
    Sinónimos
    AKOS000813825 | NSC7224 | NSC-7224 | Cresol red indicator | D89243 | BS-43766 | CresolRed | FT-0640840 | CRESOL RED [...
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Perguntas frequentes

What should I consider when selecting an Analytical Chemistry product?
Define the transformation first, then narrow the Analytical Chemistry listing by reactivity, compatibility with your solvent and temperature window, and scale. Where several grades exist, the higher-purity option is usually worth it for downstream steps that are hard to purify.
Which Analytical Chemistry subcategory should I start with?
Analytical Chemistry is organised into Sample Preparation, Gas Chromatography (GC), Liquid Chromatography(LC), Thin Layer Chromatography (TLC) and Titration and Karl Fischer Titration, and 4 further subcategories. Pick the subcategory that matches the structural motif or reaction class you need; compounds that fit more than one are cross-listed.
Which quality data should I check before ordering Analytical Chemistry?
Review the lot-specific Certificate of Analysis for the Analytical Chemistry product you have chosen: assay or HPLC purity, identity confirmation by NMR and MS, residual solvents where relevant, and appearance. For reactive or hygroscopic material the storage and handling notes matter as much as the purity figure. All products are supplied for professional research and development use only, and are not for use in humans, animals, diagnostics, or therapy.
Can I search Analytical Chemistry by structure or CAS number?
Yes. Within Analytical Chemistry you can search by CAS number, molecular formula, or SMILES to reach exact structures and close analogs, and filter by functional group, purity grade, and pack size. For pricing, bulk quantities, or account eligibility, contact [email protected].

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