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D54702

Dichloroacetic acid

≥99%, liquid, ReagentPlus®

1 of 2 reviewers received a sample product or took part in a promotion

Synonim(y):

2,2-Dichloroacetic acid, DCA, DCAA

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Rozmiar/SKUDostępnośćCena netto
100 mL
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153,00 zł
500 mL
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361,00 zł
2.5 L
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1240,00 zł

Informacje o tej pozycji

Wzór liniowy:
Cl2CHCOOH
Numer CAS:
Masa cząsteczkowa:
128.94
NACRES:
NA.21
PubChem Substance ID:
UNSPSC Code:
12352100
EC Number:
201-207-0
MDL number:
Beilstein/REAXYS Number:
1098596
eCl@ss:
32150319
Assay:
≥99%
Concentration:
≤100%
Form:
liquid

153,00 zł


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Nazwa produktu

Dichloroacetic acid, ReagentPlus®, ≥99%

vapor density

4.5 (vs air)

Quality Segment

vapor pressure

0.19 mmHg ( 20 °C)

product line

ReagentPlus®

assay

≥99%

form

liquid

concentration

≤100%

refractive index

n20/D 1.466 (lit.)

pH

(1,2 at-129 g/l at 20 °C)

bp

194 °C (lit.)

mp

9-11 °C (lit.)

solubility

water: soluble

density

1.563 g/mL at 25 °C (lit.)

functional group

carboxylic acid, chloro

storage temp.

2-8°C

SMILES string

OC(=O)C(Cl)Cl

InChI

1S/C2H2Cl2O2/c3-1(4)2(5)6/h1H,(H,5,6)

InChI key

JXTHNDFMNIQAHM-UHFFFAOYSA-N

Gene Information

General description

Dichloroacetic acid (DCA) is a chlorinated acetic acid that has been reported to be a mouse liver carcinogen. The varying degrees of swelling of polyester in different concentrations of DCA solution has been analyzed by phase-contrast microscopy. The efficiency of titanium dioxide (TiO2) nanoparticles to catalyze the photodegradation of DCA has been investigated.

Application

Dichloroacetic acid (DCA) can be used as:
  • A reactant in the synthesis of chloroketones by reacting with esters in the presence of LiHMDS via Claisen-type homologation reaction.
  • A structure-directing agent, solvent, or plastdopant for the preparation of different morphologies of polyaniline (PANI). Self-assembling nanostructured PANI may be formed due to the presence of strong hydrogen bonding between DCA and aniline/polyaniline.

Legal Information

ReagentPlus is a registered trademark of Merck KGaA, Darmstadt, Germany
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36545
description

ReagentPlus®, ≥99%

description

PESTANAL®, analytical standard

concentration

≤100%

concentration

-

assay

≥99%

assay

-

Quality Level

200

Quality Level

-

form

liquid

form

-

solubility

water: soluble

solubility

-

storage temp.

2-8°C

storage temp.

-


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Słowo ostrzegawcze

Danger

Hazard Classifications

Acute Tox. 3 Dermal - Aquatic Acute 1 - Carc. 2 - Eye Dam. 1 - Lact. - Met. Corr. 1 - Repr. 1B - Skin Corr. 1A - STOT RE 2 Oral

Narządy docelowe

Brain,Liver,Testes

supp_hazards

Klasa składowania

6.1C - Combustible acute toxic Cat.3 / toxic compounds or compounds which causing chronic effects

WGK

WGK 3

Temperatura zapłonu (°F)

235.4 °F - closed cup

Temperatura zapłonu (°C)

113 °C - closed cup

PPE (środki ochrony indywidualnej)

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


Wykazy regulacyjne

Wykazy regulacyjne dotyczą głównie produktów chemicznych. Można w nich podawać ograniczoną liczbę informacji na temat produktów niechemicznych. Brak wpisu oznacza, że żaden ze składników nie znajduje się w wykazie. Użytkownik odpowiada za zagwarantowanie bezpiecznego i zgodnego z prawem stosowania produktu.

79-43-6

CAS No.


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Certyfikaty analizy (CoA)

Lot/Batch Number

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Questions

1–3 of 3 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. What is the molarity of the DCA solution and is the diluent water?

    1 answer
    1. The concentration of this product can be determined using the lot specific purity reported in the Certificate of Analysis, the density, and the compound molecular weight. This product has a density of 1.563 g/mL and a molecular weight of 128.94 g/mol. The minimum purity is 99.0 %, thus, the molarity will vary slightly from lot to lot. The molarity can range from 12.0 M (98.5%) to 12.1 M (100%).

      Helpful?

  3. 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?

Reviews

1–2 of 2 Reviews  

Active Filters

    • Review 1
    • Votes 9
    1 out of 5 stars.

    Not good experience

    Very unsatisfied and frustrating experience I had with this purchase. On my purchase order, the cost was $56.70 but they charged me a higher amount of $126.09 without my approval. When I contact several times to customer representatives. They did not even care to respond to my email.

    Helpful?

    1. Response from Merck KGaA:

      Thank you for your review. We are sorry to hear that your experience did not match your product expectations. We encourage customers who experience problems with our products to call or email us for additional support. Please visit https://www.sigmaaldrich.com/US/en/support/customer-support to submit a request under Other Order Issues.

  1. MA
    • Reviews 7
    • Votes 18
    1 out of 5 stars.

    Bad quality DCA

    The DCA was not the product of Germany. I didn't like the reagent which was delivered.

    Helpful?

    1. Response from Merck KGaA:

      Thank you for taking the time to leave a review! We are sorry to hear that your experience did not meet expectations. We would like to learn more about your experience to see if there is anything we can do to help troubleshoot this issue or find an alternative product. When you have a moment, please contact us by visiting https://www.sigmaaldrich.com/support/customer-support and submit a Report Product Issue ticket. We look forward to hearing from you soon!