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Merck

Pular para

E7500

meso-Erythritol

≥99% (GC)

Sinônimo(s):

1,2,3,4-Butanetetrol, meso-1,2,3,4-Tetrahydroxybutane, i-Erythritol

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Para você/SKUDisponibilidadePreço
25 g

Disponível para envio HOJEdeCajamar

R$ 1.197,00
100 g
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R$ 3.708,00

Sobre este item

Fórmula linear:
HOCH2[CH(OH)]2CH2OH
Número CAS:
Peso molecular:
122.12
UNSPSC Code:
12352201
NACRES:
NA.25
PubChem Substance ID:
EC Number:
205-737-3
Beilstein/REAXYS Number:
1719753
MDL number:

R$ 1.197,00


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Quality Segment

assay

≥99% (GC)

form

powder

sweetness

0.7 × sucrose

color

white

bp

329-331 °C (lit.)

mp

118-120 °C (lit.)

solubility

H2O: 50 mg/mL, clear, colorless

storage temp.

−20°C

SMILES string

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

InChI

1S/C4H10O4/c5-1-3(7)4(8)2-6/h3-8H,1-2H2/t3-,4+

InChI key

UNXHWFMMPAWVPI-ZXZARUISSA-N

Application

Meso-Erythritol (i-Erythritol) is a precursor to the important tanning agent L-erythrulose which can be commercially generated by Gluconobacter oxydans DSM 7145. Meso-Erythritol may be used to support the carbon source growth requirement of Gluconobacter bacteria. It is an aliphatic poly-alcohol used in the chemical analysis of the reactivity of various radicals and radical anions. Meso-Erythritol may be used in encapsulated phase change materials (PCMs) to study its potential use in microelectronics cooling applications. It may be used as a reference compound in purification and analytical procedures developed to test fermentation broths.

Biochem/physiol Actions

Allelic variation of the Tas1r3 gene affects behavioral taste responses to this sugar alcohol, suggesting that it is a T1R3 receptor ligand.

Other Notes

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

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Este Item
41707Y0000177W481911
meso-Erythritol ≥99% (GC)

Sigma-Aldrich

E7500

meso-Erythritol

Erythritol European Pharmacopoeia (EP) Reference Standard

Y0000177

Erythritol

description

≥99% (GC)

description

≥90% (GC)

description

European Pharmacopoeia (EP) Reference Standard

description

≥99%, FG

assay

≥99% (GC)

assay

≥90% (GC)

assay

-

assay

≥99%

solubility

H2O: 50 mg/mL, clear, colorless

solubility

-

solubility

-

solubility

-

Quality Level

200

Quality Level

100

Quality Level

-

Quality Level

-

form

powder

form

viscous liquid (clear)

form

-

form

-

storage temp.

−20°C

storage temp.

2-8°C

storage temp.

2-8°C

storage temp.

-

mp

118-120 °C (lit.)

mp

-

mp

118-120 °C (lit.)

mp

118-120 °C (lit.)


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Classe de armazenamento

11 - Combustible Solids

wgk

WGK 1

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

dust mask type N95 (US), Eyeshields, Gloves



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Questions

1–2 of 2 Questions  
  1. How can I determine the shelf life / expiration / retest date of this product?

    1 answer
    1. If this product has an expiration or retest date, it will be shown on the Certificate of Analysis (COA, CofA). If there is no retest or expiration date listed on the product's COA, we do not have suitable stability data to determine a shelf life. For these products, the only date on the COA will be the release date; a retest, expiration, or use-by-date will not be displayed.
      For all products, we recommend handling per defined conditions as printed in our product literature and website product descriptions. We recommend that products should be routinely inspected by customers to ensure they perform as expected.
      For products without retest or expiration dates, our standard warranty of 1 year from the date of shipment is applicable.
      For more information, please refer to the Product Dating Information document: https://www.sigmaaldrich.com/deepweb/assets/sigmaaldrich/marketing/global/documents/418/501/product-dating-information-06-25-mk.pdf

      Helpful?

  2. How is shipping temperature determined? And how is it related to the product storage temperature?

    1 answer
    1. Products may be shipped at a different temperature than the recommended long-term storage temperature. If the product quality is sensitive to short-term exposure to conditions other than the recommended long-term storage, it will be shipped on wet or dry-ice. If the product quality is NOT affected by short-term exposure to conditions other than the recommended long-term storage, it will be shipped at ambient temperature. As shipping routes are configured for minimum transit times, shipping at ambient temperature helps control shipping costs for our customers. For more information, please refer to the Storage and Transport Conditions document: https://www.sigmaaldrich.com/deepweb/assets/sigmaaldrich/marketing/global/documents/316/622/storage-transport-conditions-mk.pdf

      Helpful?

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