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Merck
CN

90210

D-(+)-Trehalose dihydrate

≥99.0%, suitable for microbiology, composed of two α-glucose units that is used as a protectant, stabilizer and to support proper folding

Synonym(s):

Trehalose dihydrate, a-d-glucopyranosyl-a-d-glucopyranoside, α,α-Trehalose, α-D-Glucopyranosyl-α-D-glucopyranoside

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About This Item

Empirical Formula (Hill Notation):
C12H22O11 · 2H2O
CAS Number:
Molecular Weight:
378.33
UNSPSC Code:
41106212
NACRES:
NA.85
PubChem Substance ID:
EC Number:
202-739-6
Beilstein/REAXYS Number:
5322018
MDL number:
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Quality Level

assay

≥99.0% (HPLC), ≥99.0%

form

powder

optical activity

[α]20/D +176 to +186°, c = 2% in H2O

mol wt

378.33  g/mol

impurities

≤0.1% glucose

ign. residue

≤0.1% (as SO4)

solubility

H2O: 0.1 g/mL, clear, colorless

anion traces

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

cation traces

As: ≤0.1 mg/kg, Ca: ≤200 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, Mg: ≤10 mg/kg, Mn: ≤5 mg/kg, Na: ≤50 mg/kg, Ni: ≤5 mg/kg, Pb: ≤5 mg/kg, Zn: ≤10 mg/kg

application(s)

microbiology

SMILES string

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

InChI

1S/C12H22O11.2H2O/c13-1-3-5(15)7(17)9(19)11(21-3)23-12-10(20)8(18)6(16)4(2-14)22-12;;/h3-20H,1-2H2;2*1H2/t3-,4-,5-,6-,7+,8+,9-,10-,11-,12-;;/m1../s1

InChI key

DPVHGFAJLZWDOC-PVXXTIHASA-N

General description

D-(+)-Trehalose is a disaccharide composed of two α-glucose units. It is used as a cryoprotectant in a variety of cell freezing media. Used as a protectant in transportation media. It predominantly exists among the species that support anhydrobiosis (life without water). It serves as a carbohydrate reserve in microorganisms and protects them from adverse conditions, such as heat, cold, dehydration, desiccation, and oxidation. Trehalose acts as a chemical chaperone affecting protein folding. It is known to prevent the generation of amyloids and accumulation of β-amyloid in vitro. A similar effect of trehalose has been observed with Huntingtin protein aggregation. Thus, it might serve as a protective agent in Alzheimer′s disease and Huntington′s disease. Trehalose stimulates the better initial growth of Salmonella cells.

Application

D-(+)-Trehalose can be used as a carbohydrate reserve in certain cell cultures to tide over environmental stresses. It can also be used in biopharmaceutical monoclonal antibody formulations and as a protein stabilizer.


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Storage Class

11 - Combustible Solids

wgk

WGK 1

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

Eyeshields, Gloves, type N95 (US)

Regulatory Information

涉药品监管产品

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Articles

Culture media provides a habitat with suitable nutrients, energy sources, and certain environmental conditions for the growth of microorganisms. The components of the culture media range from simple sugars to peptones, salts, antibiotics, and complex indicators.


Ashwani Kesarwani et al.
Scientific reports, 11(1), 3049-3049 (2021-02-06)
Due to the limited utility of Bacillus Calmette-Guérin (BCG), the only approved vaccine available for tuberculosis, there is a need to develop a more effective and safe vaccine. We evaluated the safety and efficacy of a dry powder aerosol (DPA)
Sebastian D Burz et al.
Scientific reports, 9(1), 8897-8897 (2019-06-22)
Owing to the growing recognition of the gut microbiota as a main partner of human health, we are expecting that the number of indications for fecal microbiota transplantation (FMT) will increase. Thus, there is an urgent need for standardization of
Susan P John et al.
Frontiers in plant science, 11, 597731-597731 (2020-12-18)
Although heat and desiccation stresses often coincide, the response to heat especially in desiccation tolerant plants is rarely studied. We subjected hydrated Pleopeltis polypodioides fronds to temperatures up to 50°C and dehydrated fronds up to 65°C for 24 h. The



Global Trade Item Number

SKUGTIN
90210-250G04061833246450
90210-50G04061835571963