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277649

Reagent Alcohol

anhydrous reagent, contains 5% isopropyl alcohol and 5% methyl alcohol as denaturant

Sustainability features

Synonym(s):

Ethyl alcohol, Reagent alcohol, Ethanol, RGA, denatured alcohol

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About This Item

CAS Number:
UNSPSC Code:
15101802
PubChem Substance ID:
NACRES:
NA.21
MDL number:
Grade:
anhydrous, reagent grade
Bp:
78 °C
Vapor pressure:
59.5 hPa ( 20 °C)
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Product Name

Reagent Alcohol, anhydrous, ≤0.003% water

Quality Segment

grade

anhydrous, reagent grade

vapor density

1.59 (vs air)

vapor pressure

59.5 hPa ( 20 °C)

form

liquid

contains

5% isopropyl alcohol as denaturant, 5% methyl alcohol as denaturant

expl. lim.

3.1-27.7 %

greener alternative product characteristics

Safer Solvents and Auxiliaries
Learn more about the Principles of Green Chemistry.

sustainability

Sustainability features

concentration

100%

impurities

≤0.003% water, ≤0.005% water (100 mL pkg)

evapn. residue

<0.0005%

bp

78 °C

mp

-114 °C

greener alternative category

SMILES string

OCC

InChI

1S/C2H6O/c1-2-3/h3H,2H2,1H3

InChI key

LFQSCWFLJHTTHZ-UHFFFAOYSA-N

General description

Our anhydrous solvents deliver exceptionally low water content, making them the ideal choice for moisture-sensitive laboratory applications. Packaged in the exclusive Sure/Seal™ septum bottle system, they are reliably protected against moisture ingress from first use to last drop. The innovative Sure/Seal™ closure combines an advanced plug-style liner with an airtight elastomer and crimp cap design to ensure consistent product integrity. Three unique liner materials provide optimal chemical compatibility across a broad range of solvents. Sure/Seal™ packaging is proven to maintain anhydrous conditions even after repeated punctures. With more than 70 products across all major solvent families, available in pack sizes from 100 mL to 2 L, the portfolio meets virtually every laboratory need. By choosing ready-to-use anhydrous solvents in Sure/Seal™ packaging, researchers eliminate the need for time-consuming and hazardous in-house solvent drying and distillation - saving time, reducing risk, and improving reproducibility.

Application

Anhydrous solvents in Sure/Seal™ packaging are essential wherever water contamination would compromise experimental results. They are widely used in moisture-sensitive applications such as organic synthesis - including Grignard reactions, organometallic chemistry, and catalysis - as well as in peptide, oligonucleotide, and pharmaceutical synthesis.

Features and Benefits

We are committed to bringing you Greener Alternative Products, which adhere to one or more of The 12 Principles of Greener Chemistry. Ethanol is environmentally preferable green solvent and thus it aligns with "Safer Solvents and Auxiliaries". Click here for more information.

Other Notes

95 parts of specially denatured ethyl alcohol 3A, 200 proof, with 5 parts of isopropyl alcohol. Final concentrations are ~ 90% ethanol, ~ 5% methanol and ~ 5% isopropanol.

Legal Information

Sure/Seal is a trademark of Sigma-Aldrich Co. LLC

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This Item
R3154R3279270741
description

anhydrous, ≤0.003% water

description

70%, used for histology tissue preparation

description

80%, used for histology tissue preparation

description

suitable for HPLC, denatured

Quality Level

100

Quality Level

100

Quality Level

200

Quality Level

100

grade

anhydrous, reagent grade

grade

-

grade

-

grade

-

form

liquid

form

liquid

form

liquid

form

liquid

vapor pressure

59.5 hPa ( 20 °C)

vapor pressure

59 hPa ( 20 °C)

vapor pressure

-

vapor pressure

-

vapor density

1.59 (vs air)

vapor density

1.59 (vs air)

vapor density

1.59 (vs air)

vapor density

1.59 (vs air)

impurities

≤0.003% water, ≤0.005% water (100 mL pkg)

impurities

-

impurities

-

impurities

≤0.10% water


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Signal Word

Danger

Hazard Codes

Hazard Classifications

Eye Irrit. 2 - Flam. Liq. 2 - STOT SE 2

Target Organs

Eyes,Central nervous system

Storage Class

3 - Flammable liquids

WGK

WGK 2

Flash Point (°F)

48.2 °F - closed cup

Flash Point (°C)

9 °C - closed cup

PPE (personal protective equipment)

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



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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

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