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47889

Methyl Paraben

PESTANAL®, analytical standard

Synonim(y):

Methyl 4-hydroxybenzoate, p-Hydroxybenzoic acid methyl ester, Methyl paraben, NIPAGIN

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Do Państwa/SKUDostępnośćCena netto
1000 mg
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256,00 zł

Informacje o tej pozycji

Wzór liniowy:
HOC6H4CO2CH3
Numer CAS:
Masa cząsteczkowa:
152.15
UNSPSC Code:
12164500
E Number:
E218
PubChem Substance ID:
EC Number:
202-785-7
Beilstein/REAXYS Number:
509801
MDL number:
NACRES:
NA.24

256,00 zł


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grade

analytical standard

Quality Segment

product line

PESTANAL®

CofA

current certificate can be downloaded

packaging

ampule of 1000 mg

technique(s)

HPLC: suitable, gas chromatography (GC): suitable

mp

125-128 °C (lit.)

application(s)

cleaning products
cosmetics
food and beverages
personal care

format

neat

storage temp.

2-30°C

SMILES string

COC(=O)c1ccc(O)cc1

InChI

1S/C8H8O3/c1-11-8(10)6-2-4-7(9)5-3-6/h2-5,9H,1H3

InChI key

LXCFILQKKLGQFO-UHFFFAOYSA-N

Gene Information

rat ... Ar(24208)

General description

Methyl paraben is basically a methyl ester of p-hydroxybenzoic acid. It is non-toxic, and non-carcinogenic in nature. It is a stable, non-volatile compound and finds application as an anti-microbial preservative in foods, drugs and cosmetics. It is readily absorbed through the skin and gastrointestinal tract. Upon hydrolyzation, it is hydrolyzed to p-hydroxybenzoic acid, and the conjugates formed get rapidly excreted in the urine.
Methyl Paraben is a stable, non-volatile, methyl ester of p-hydroxybenzoic acid. It can find applications as a broad-spectrum antimicrobial preservative in foods, drugs and cosmetics. It is found to be noncarcinogenic and is highly effective against fungi like molds and yeast as well as bacteria.

Application

Methyl paraben was used a preservative standard in commercial food products, during an experimental investigation, done to study the application of microemulsion electrokinetic chromatography (MEEKC), in detecting food preservatives.
Refer to the product′s Certificate of Analysis for more information on a suitable instrument technique. Contact Technical Service for further support.

Other Notes

Find a digital Reference Material for this product available on our online platform ChemisTwin® for NMR. You can use this digital equivalent on ChemisTwin® for your sample identity confirmation and compound quantification (with digital external standard). An NMR spectrum of this substance can be viewed and an online comparison against your sample can be performed with a few mouseclicks. Learn more here and start your free trial.

Legal Information

PESTANAL is a registered trademark of Merck KGaA, Darmstadt, Germany
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description

PESTANAL®, analytical standard

description

BioReagent, suitable for insect cell culture

description

tested according to Ph. Eur.

description

BioXtra, ≥99.0% (titration)

application(s)

cleaning products
cosmetics
food and beverages
personal care

application(s)

-

application(s)

research use (small molecule)

application(s)

-

technique(s)

HPLC: suitable, gas chromatography (GC): suitable

technique(s)

cell culture | insect: suitable

technique(s)

-

technique(s)

-

format

neat

format

-

format

-

format

-

Quality Level

100

Quality Level

200

Quality Level

200

Quality Level

200

grade

analytical standard

grade

-

grade

-

grade

-

storage temp.

2-30°C

storage temp.

-

storage temp.

-

storage temp.

-


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pictograms

Environment

hcodes

Hazard Classifications

Aquatic Chronic 2

Klasa składowania

11 - Combustible Solids

wgk

WGK 1

flash_point_f

334.4 °F

flash_point_c

168 °C

ppe

dust mask type N95 (US), Eyeshields, Gloves



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Certyfikaty analizy (CoA)

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Questions

1–5 of 5 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?

  3. What is the Department of Transportation shipping information for this product?

    1 answer
    1. Transportation information can be found in Section 14 of the product's (M)SDS.To access the shipping information for this material, use the link on the product detail page for the product.

      Helpful?

  4. What is Product No. 47889 EPA 8040A Phenol Calibration Mix soluble in?

    1 answer
    1. Product No. 47889 EPA 8040A Phenol Calibration Mix is slightly soluble in water and soluble in alcohol, diethyl ether, and acetone

      Helpful?

  5. How is Product No. 47889 EPA 8040A Phenol Calibration Mix packaged?

    1 answer
    1. Product No. 47889 comes packaged in a 4ml amber vial with teflon lined solid cap.

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