Thermo Scientific Chemicals

Ácido rosólico, Thermo Scientific Chemicals

Número de catálogo: B21737.14
25 g, Each
Thermo Scientific Chemicals

Ácido rosólico, Thermo Scientific Chemicals

Número de catálogo: B21737.14
25 g, Each
Cantidad
Número de catálogo: B21737.14
también denominado B21737-14
Precio (EUR)
Cantidad
-

Identificadores químicos

CAS
603-45-2
IUPAC Name
4-[bis(4-hydroxyphenyl)methylidene]cyclohexa-2,5-dien-1-one
Molecular Formula
C19H14O3
InChI Key
FYEHYMARPSSOBO-UHFFFAOYSA-N
SMILES
OC1=CC=C(C=C1)C(C1=CC=C(O)C=C1)=C1C=CC(=O)C=C1
Loss on Drying
≤8%
Appearance (Color)
Dark red
Comment
Material sourced in the U.S. and in other countries
pH
Yellow @ pH 6.6 to pink/red @ pH 8.0
pH
Yellow @ pH 6.6 to pink/red @ pH 8.0

Descripción

Rosolic acid is used as a pH indicator in the range from 5.0 to 6.8. It acts as an intermediate in the manufacturing dyes. It is involved in the activation of heme oxygenase and in the inhibition of DNA fragmentation. It finds application in the selective isolation of coliform bacteria.

This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Scientific Chemicals.

Aplicaciones
El ácido rosólico se utiliza como indicador de pH en el intervalo de 5,0 a 6,8. Actúa como intermediario en la fabricación de colorantes. Participa en la activación de la hemo oxigenasa y en la inhibición de la fragmentación del ADN. Se aplica en el aislamiento selectivo de bacterias coliformes.

Solubilidad
Soluble en alcohol, hidróxido sódico, hidróxido de potasio y ácidos fuertes. Insoluble en agua.

Notas
Incompatible con agentes oxidantes fuertes.
RUO – Research Use Only

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    Seguridad y manipulación


    Classification of the substance or mixture
    CLP classification - Regulation(EC) No 1272/2008
    Skin Corrosion/Irritation
    Category 2
    Serious Eye Damage/Eye Irritation
    Category 2
    Specific target organ toxicity - (single exposure)
    Category 3
    Label Elements
    Signal Word

    Warning

    Hazard Statements

    H315 - Causes skin irritation

    H319 - Causes serious eye irritation

    H335 - May cause respiratory irritation

    Precautionary Statements

    P280 - Wear protective gloves/protective clothing/eye protection/face protection

    P302 + P352 - IF ON SKIN: Wash with plenty of soap and water

    P304 + P340 - IF INHALED: Remove person to fresh air and keep comfortable for breathing

    P312 - Call a POISON CENTER or doctor if you feel unwell

    P332 + P313 - If skin irritation occurs: Get medical advice/attention

    P337 + P313 - If eye irritation persists: Get medical advice/attention