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Merck

L3750

Sigma-Aldrich

β-Lactose

≤30% α-anomer basis, ≥99% total lactose basis

Sinónimos:

β-D-Gal-(1→4)-β-D-Glc

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About This Item

Fórmula empírica (notación de Hill):
C12H22O11
Número de CAS:
Peso molecular:
342.30
Número CE:
Número MDL:
Código UNSPSC:
12352201
ID de la sustancia en PubChem:
NACRES:
NA.25
En este momento no podemos mostrarle ni los precios ni la disponibilidad

origen biológico

bovine milk

Nivel de calidad

Ensayo

≥99% total lactose basis

Formulario

powder

concentración

≥30% (α-anomer)

color

white to off-white

solubilidad

water: 50 mg/mL, clear, colorless

temp. de almacenamiento

room temp

cadena SMILES

OC[C@H]1O[C@@H](O[C@H]2[C@H](O)[C@@H](O)[C@H](O)O[C@@H]2CO)[C@H](O)[C@@H](O)[C@H]1O

InChI

1S/C12H22O11/c13-1-3-5(15)6(16)9(19)12(22-3)23-10-4(2-14)21-11(20)8(18)7(10)17/h3-20H,1-2H2/t3-,4-,5+,6+,7-,8-,9-,10-,11-,12+/m1/s1

Clave InChI

GUBGYTABKSRVRQ-DCSYEGIMSA-N

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Descripción general

Lactose is an important disaccharide in human nutrition, culinary goods, and pharmaceuticals. β-lactose is an isomeric form that is rarely found in nature.[1]

Aplicación

β-Lactose has been used:
  • to treat HL-1 cells followed by phorbol dibutyrate (PDB) treatment to study if protein kinase C (PKC) -stimulated accumulation is mediated through galectin-3[2]
  • as a component of a media to analyze the extracellular production of protein[3]
  • along with recombinant galectin-3 to treat cells for the detection of galectin-3 cell surface binding[4]
  • along with recombinant galectin-3 or a control protein to stimulate T cells for apoptosis assay[4]

Acciones bioquímicas o fisiológicas

Beta-Lactose is the beta-pyranose form of the compound lactose.
Lactose, an excipient in a various medication, is used as an additive in a variety of foods. It is utilized as a commercial additive in the food industry due to its texture, flavor, and adhesive characteristics.[1]

Otras notas

To gain a comprehensive understanding of our extensive range of Disaccharides for your research, we encourage you to visit our Carbohydrates Category page.

Código de clase de almacenamiento

11 - Combustible Solids

Clase de riesgo para el agua (WGK)

WGK 1

Punto de inflamabilidad (°F)

Not applicable

Punto de inflamabilidad (°C)

Not applicable

Equipo de protección personal

Eyeshields, Gloves, type N95 (US)


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Benjamin D Grant et al.
Analytical chemistry, 92(16), 11305-11309 (2020-07-02)
The SARS-CoV-2 pandemic has created an unprecedented need for rapid diagnostic testing to enable the efficient treatment and mitigation of COVID-19. The primary diagnostic tool currently employed is reverse transcription polymerase chain reaction (RT-PCR), which can have good sensitivity and
A tool for monitoring Trichoderma harzianum: I. Transformation with the GUS gene by protoplast technology
Thrane C, et al.
Phytopathology, 85(11), 1428-1435 (1995)
Preparation and characterization of high purity anhydrous beta-Lactose from alpha-Lactose monohydrate at mild temperature
Lopez-Pablos AL, et al.
International Journal of Polymer Science (2018)
Detlef Ritter et al.
Toxicology in vitro : an international journal published in association with BIBRA, 63, 104714-104714 (2019-11-11)
Due to the increasing need of new treatment options against bacterial lung infections, novel antimicrobial peptides (AMPs) are under development. Local bioavailability and less systemic exposure lead to the inhalation route of administration. Combining AMPs with nanocarriers (NCs) into nanosystems
Logan K Smith et al.
eLife, 10 (2021-08-10)
Despite the mechanisms of central and peripheral tolerance, the mature B cell compartment contains cells reactive for self-antigen. How these cells are poised not to respond and the mechanisms that restrain B cell responses to low-affinity endogenous antigens are not

Questions

  1. Is there a milled lactose product available with a particle size specification of 50 microns or less?

    1 answer
    1. it is noted that there are several lactose products available, but none of them have a size specification of less than 50 microns or 350 mesh. The product specifications primarily indicate that the product should appear in powder or crystal form. None of the available lactose products meet the criteria to be described as milled

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