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Millipore

DMACA Reagent

suitable for microbiology

Synonym(s):

4-(Dimethylamino)-cinnamaldehyde solution

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About This Item

Empirical Formula (Hill Notation):
C11H13NO
CAS Number:
Molecular Weight:
175.23
Beilstein/REAXYS Number:
2208002
MDL number:
UNSPSC Code:
41171621
PubChem Substance ID:
NACRES:
NA.85

technique(s)

microbe id | specific enzyme detection: suitable

Quality Level

application(s)

agriculture
environmental
food and beverages

microbiology

suitability

Escherichia coli
Streptococcus spp.

SMILES string

[H]C(=O)\C=C\c1ccc(cc1)N(C)C

InChI

1S/C11H13NO/c1-12(2)11-7-5-10(6-8-11)4-3-9-13/h3-9H,1-2H3/b4-3+

InChI key

RUKJCCIJLIMGEP-ONEGZZNKSA-N

General description

DMACA is basically a selective staining reagent. It helps identify the flavanols by staining them blue in color.

Application

Used to determine the ability of an organism to split indole from the tryptophan molecule.

Components

Composition per 100 ml:
Dimethylaminocinnamaldehye 1 g
Hydrochloric acid (concentrated) 1.0 ml
distilled water 99.0 ml

Other Notes

Reagent for the rapid identification of Streptococci.

pictograms

Corrosion

signalword

Warning

hcodes

Hazard Classifications

Met. Corr. 1

Storage Class

8B - Non-combustible, corrosive hazardous materials

wgk_germany

WGK 2

ppe

Faceshields, Gloves, Goggles


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Sihui Ma et al.
Journal of food science, 84(8), 2147-2158 (2019-07-18)
Multiple analytical methods are used for quantification of total polyphenols and total flavanols in fruit juices and beverages. Four methods were evaluated in this study: Folin-Ciocalteu (F-C), Lowenthal permanganate (L-P), 4-dimethylaminocinnamaldehyde (DMAC), and the bovine serum albumin (BSA) precipitation method.
L.P. Gordon et al.
Journal of Clinical Microbiology, 2, 238-238 (1987)
Jingying Zhang et al.
Antioxidants (Basel, Switzerland), 8(5) (2019-05-28)
This study investigated the effects of vinification techniques and cultivars (Stevens, Pilgrim and Bergman) on cranberry wine quality. Three winemaking technologies were conducted to prepare cranberry musts before fermentation, including traditional red and white vinifications (Red and White), and thermovinification
Normi Izati Mat Nawi et al.
Polymers, 11(5) (2019-05-16)
Membrane distillation (MD) is an attractive technology for desalination, mainly because its performance that is almost independent of feed solute concentration as opposed to the reverse osmosis process. However, its widespread application is still limited by the low water flux
Stephen J Robinson et al.
BMC plant biology, 9, 101-101 (2009-08-04)
Functional genomics tools provide researchers with the ability to apply high-throughput techniques to determine the function and interaction of a diverse range of genes. Mutagenized plant populations are one such resource that facilitate gene characterisation. They allow complex physiological responses

Articles

There are many other methods of detection to indicate the presence of E. coli. Review common tests and biochemical reactions for this contaminant.

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