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M2405

Sigma-Aldrich

4-Methylumbelliferyl β-D-lactopyranoside

β-galactosidase substrate, ≥98.00% (TLC), powder

Sinónimos:

4-Methylumbelliferyl β-D-lactoside

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About This Item

Fórmula empírica (notación de Hill):
C22H28O13
Número de CAS:
84325-23-5
Peso molecular:
500.45
Beilstein/REAXYS Number:
8094402
MDL number:
MFCD00083406
UNSPSC Code:
12352204
PubChem Substance ID:
24896730
NACRES:
NA.32

product name

4-Methylumbelliferyl β-D-lactopyranoside, β-galactosidase substrate

Quality Level

200

assay

≥98.00% (TLC)

form

powder

solubility

water: 9.80-10.20 mg/mL, clear, colorless to faintly yellow

fluorescence

λex 365 nm; λem 445 nm (after enzymatic degradation)

storage temp.

−20°C

SMILES string

CC1=CC(=O)Oc2cc(O[C@@H]3O[C@H](CO)[C@@H](O[C@@H]4O[C@H](CO)[C@H](O)[C@H](O)[C@H]4O)[C@H](O)[C@H]3O)ccc12

InChI

1S/C22H28O13/c1-8-4-14(25)32-11-5-9(2-3-10(8)11)31-21-19(30)17(28)20(13(7-24)34-21)35-22-18(29)16(27)15(26)12(6-23)33-22/h2-5,12-13,15-24,26-30H,6-7H2,1H3/t12-,13-,15+,16+,17-,18-,19-,20-,21-,22+/m1/s1

InChI key

PRTGXBPFDYMIJH-KSFLKEQHSA-N

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Application

4-Methylumbelliferyl β-D-lactopyranoside has been used as a chromophoric substrate for cellobiohydrolase I (CBHI) in T. reesei. It has also been used as a substrate for cellobiohydrolase I (Cel7A), endoglucanase I (Cel7B) and β-glucosidase from fermented samples in enzymatic assay.

Biochem/physiol Actions

4-Methylumbelliferyl β-D-lactopyranoside is a fluorescence compound hydrolyzed by the enzyme β-glucosidase (βG) and CBH1

Storage Class

11 - Combustible Solids

wgk_germany

WGK 3

flash_point_f

Not applicable

flash_point_c

Not applicable

Certificados de análisis (COA)

Busque Certificados de análisis (COA) introduciendo el número de lote del producto. Los números de lote se encuentran en la etiqueta del producto después de las palabras «Lot» o «Batch»

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M J Bailey et al.
Applied microbiology and biotechnology, 62(2-3), 156-162 (2003-04-08)
A low-foaming hydrophobin II deletant of the Trichoderma reesei strain Rut-C30 was used for production of cellulases by continuous cultivation on lactose medium in a laboratory fermenter. The control paradigm of the addition of new medium to the continuous process
Ana Cristina Rodrigues et al.
Bioresource technology, 156, 163-169 (2014-02-08)
The potential of enzymes recycling after hydrolysis and fermentation of wheat straw under a variety of conditions was investigated, monitoring the activity of the enzymes in the solid and liquid fractions, using low molecular weight substrates. A significant amount of
Yaron Shav-Tal et al.
FEBS letters, 531(2), 109-114 (2002-11-06)
Proteins are often referred to in accordance with the activity with which they were first associated or the organelle in which they were initially identified. However, a variety of nuclear factors act in multiple molecular reactions occurring simultaneously within the
Noam Fallik et al.
Oncotarget, 8(65), 109575-109586 (2018-01-10)
Hematopoietic Stem Cells (HSCs) generate blood and immune cells through a hierarchical process of differentiation. Genes that regulate this process are of great interest for understanding normal and also malignant hematopoiesis. Surprisingly, however, very little is known about long-non-coding RNAs
Ana Cristina Rodrigues et al.
Enzyme and microbial technology, 79-80, 70-77 (2015-09-01)
The hydrolysis/fermentation of wheat straw and the adsorption/desorption/deactivation of cellulases were studied using Cellic(®) CTec2 (Cellic) and Celluclast mixed with Novozyme 188. The distribution of enzymes - cellobiohydrolase I (Cel7A), endoglucanase I (Cel7B) and β-glucosidase - of the two formulations
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