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Documentos Principais

63418

Sigma-Aldrich

D-(+)-Maltose

BioUltra, ≥99.0% (HPLC)

Sinônimo(s):

4-O-α-D-glicopiranosil-D-glicose, Maltobiose

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About This Item

Fórmula empírica (Notação de Hill):
C12H22O11 · H2O
Número CAS:
Peso molecular:
360.31
Beilstein:
93798
Número CE:
Número MDL:
Código UNSPSC:
12352201
ID de substância PubChem:
NACRES:
NA.25

linha de produto

BioUltra

Ensaio

≥99.0% (HPLC)

Formulário

powder or crystals

atividade óptica

[α]20/D +130±2°, 24 hr, c = 4% in H2O

Impurezas

insoluble matter, passes filter test

resíduo de ignição

≤0.1%

cor

colorless

pH

5.0-7.0 (25 °C, 0.5 M in H2O)

pf

125 -130  °C

solubilidade

H2O: 0.5 M at 20 °C, clear, colorless

traços de ânion

chloride (Cl-): ≤50 mg/kg
sulfate (SO42-): ≤50 mg/kg

traços de cátion

Al: ≤5 mg/kg
As: ≤0.1 mg/kg
Ba: ≤5 mg/kg
Bi: ≤5 mg/kg
Ca: ≤50 mg/kg
Cd: ≤5 mg/kg
Co: ≤5 mg/kg
Cr: ≤5 mg/kg
Cu: ≤5 mg/kg
Fe: ≤5 mg/kg
K: ≤50 mg/kg
Li: ≤5 mg/kg
Mg: ≤5 mg/kg
Mn: ≤5 mg/kg
Mo: ≤5 mg/kg
Na: ≤50 mg/kg
Ni: ≤5 mg/kg
Pb: ≤5 mg/kg
Sr: ≤5 mg/kg
Zn: ≤5 mg/kg

λ

0.5 M in H2O

Absorção UV

λ: 260 nm Amax: 0.08
λ: 280 nm Amax: 0.07

cadeia de caracteres SMILES

O.OC[C@@H](O)[C@@H](O[C@H]1O[C@H](CO)[C@@H](O)[C@H](O)[C@H]1O)[C@H](O)[C@@H](O)C=O

InChI

1S/C12H22O11.H2O/c13-1-4(16)7(18)11(5(17)2-14)23-12-10(21)9(20)8(19)6(3-15)22-12;/h1,4-12,14-21H,2-3H2;1H2/t4-,5+,6+,7+,8+,9-,10+,11+,12+;/m0./s1

chave InChI

HBDJFVFTHLOSDW-DNDLZOGFSA-N

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Aplicação

D-Maltose, an α(1→4) linked disaccharide of D-glucose, is used as a substrate for the identification, differentiation and characterization of enzymes such as maltase(s); maltose α-D-glucosyltransferase(s); maltose-transporting ATPase(s); maltose O-acetyltransferase(s) and maltose epimerase(s) and phosphorylase(s). D-Maltose is used to study maltose-binding proteins and disaccharide transport systems.

Ações bioquímicas/fisiológicas

Maltose is a disaccharide containing two glucose molecules with an α(1→4) glycosidic linkage. Maltose can be derived from starch in food through the action of amylase. Maltose can be found in many food products, including beer, cereals, and pasta.

Outras notas

To gain a comprehensive understanding of our extensive range of Disaccharides for your research, we encourage you to visit our Carbohydrates Category page.
Component of the liquid stationary phase in the GLC separation of nitroxlene and xylene isomers.

Código de classe de armazenamento

13 - Non Combustible Solids

Classe de risco de água (WGK)

WGK 1

Equipamento de proteção individual

Eyeshields, Gloves, type N95 (US)


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