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Merck

W296902

Pyruvaldehyde solution

40 wt. % in H2O

Synonym(s):

Methylglyoxal solution, Acetylformaldehyde, Pyruvaldehyde, Pyruvic aldehyde

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100 G

₪227.00

1 EACH

₪259.00

1 KG

₪762.00

10 KG

₪3,230.00

₪227.00

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About This Item

Linear Formula:
CH3COCHO
CAS Number:
78-98-8
Molecular Weight:
72.06
FEMA Number:
2969
Council of Europe no.:
105
UNSPSC Code:
12164502
PubChem Substance ID:
24901425
Flavis number:
7.001
NACRES:
NA.21
Beilstein/REAXYS Number:
906750
MDL number:
MFCD00006960
Organoleptic:
caramel
Grade:
Halal
Biological source:
synthetic
Food allergen:
no known allergens

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Product Name

Pyruvaldehyde solution, 40 wt. % in H2O

Quality Level

300
400

SMILES string

[H]C(=O)C(C)=O

InChI

1S/C3H4O2/c1-3(5)2-4/h2H,1H3

InChI key

AIJULSRZWUXGPQ-UHFFFAOYSA-N

biological source

synthetic

grade

Halal

concentration

40 wt. % in H2O

refractive index

n20/D 1.41

density

1.178 g/mL at 25 °C

application(s)

flavors and fragrances

documentation

see Safety & Documentation for available documents

food allergen

no known allergens

organoleptic

caramel

storage temp.

2-8°C

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This Item
W512303340855G7651
Pyruvaldehyde solution 40 wt. % in H2O

Sigma-Aldrich

W296902

Pyruvaldehyde solution

Glutaric dialdehyde solution 50 wt. % in H2O, FCC

Sigma-Aldrich

W512303

Glutaric dialdehyde solution

Glutaraldehyde solution 50 wt. % in H2O

Sigma-Aldrich

340855

Glutaraldehyde solution

Glutaraldehyde solution Grade I, 50% in H2O, specially purified for use as an electron microscopy fixative or other sophisticated use

Sigma-Aldrich

G7651

Glutaraldehyde solution

organoleptic

caramel

organoleptic

medicinal; pungent

organoleptic

-

organoleptic

-

grade

Halal

grade

Kosher

grade

-

grade

-

biological source

synthetic

biological source

synthetic

biological source

-

biological source

-

food allergen

no known allergens

food allergen

no known allergens

food allergen

-

food allergen

-

documentation

see Safety & Documentation for available documents

documentation

see Safety & Documentation for available documents

documentation

-

documentation

-

refractive index

n20/D 1.41

refractive index

n20/D 1.42

refractive index

n20/D 1.42

refractive index

-

Disclaimer

For R&D or non-EU Food use. Not for retail sale.

General description

Pyruvaldehyde solution may be used along with ammonium salts to prepare aqueous solutions that mimic atmospheric aerosol compositions to study the formation of absorbing secondary organic materials.[1]

signalword

Danger

Hazard Classifications

Eye Dam. 1 - Met. Corr. 1 - Muta. 2 - Skin Sens. 1

Storage Class

8A - Combustible corrosive hazardous materials

wgk

WGK 1

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

Eyeshields, Faceshields, Gloves, type ABEK (EN14387) respirator filter

Choose from one of the most recent versions:

Certificates of Analysis (COA)

Lot/Batch Number
SHBS6705
SHBS4032
SHBR8792
SHBQ6061
SHBQ4703

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Secondary organic material formed by methylglyoxal in aqueous aerosol mimics.
Sareen N, et al.
Atmospheric Chemistry and Physics, 10(3) (2010)
P Seppänen et al.
Biochimica et biophysica acta, 674(2), 169-177 (1981-05-05)
1. Putrescine and spermidine depletion produced by alpha-difluoromethylornithine, an irreversible inhibitor or ornithine decarboxylase (EC 4.1.1.17), resulted in a strikingly enhanced cellular uptake of methylglyoxal bis(guanylhydrazone) in cultured Ehrlich ascites carcinoma cells and human lymphocytic leukemia cells. 2. A prior
Naila Ahmed et al.
Investigative ophthalmology & visual science, 44(12), 5287-5292 (2003-11-26)
To determine the concentrations of methylglyoxal-derived advanced glycation end-products (AGEs), the hydroimidazolones MG-H1 and -H2, in soluble human lens proteins and compare them with the concentrations of other methylglyoxal-derived AGEs and pentosidine. Lens protein samples were hydrolyzed enzymatically. AGEs were
Nicole Schupp et al.
Annals of the New York Academy of Sciences, 1043, 685-695 (2005-07-23)
In patients with chronic renal failure, cancer incidence is increased. This may be related to an elevated level of genomic damage, which has been demonstrated by micronuclei formation as well as by comet assay analysis. Advanced glycation end products (AGEs)
Wei-Hsuan Hsu et al.
Toxicology and applied pharmacology, 272(3), 842-851 (2013-08-21)
Methylglyoxal (MG) is a toxic-glucose metabolite and a major precursor of advanced glycation endproducts (AGEs). MG has been reported to result in inflammation by activating receptor for AGEs (RAGE). We recently found that Monascus-fermented metabolite monascin acts as a novel
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