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291056

Sigma-Aldrich

Methyl formate

anhydrous, 99%

Synonym(s):

Formic acid methyl ester

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About This Item

Linear Formula:
HCO2CH3
CAS Number:
Molecular Weight:
60.05
Beilstein:
1734623
EC Number:
MDL number:
UNSPSC Code:
12352108
PubChem Substance ID:
NACRES:
NA.21
grade:
anhydrous
bp:
32-34 °C (lit.)
vapor pressure:
32.91 psi ( 55 °C)
9.47 psi ( 20 °C)
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grade

anhydrous

Quality Level

vapor density

2.1 (vs air)

vapor pressure

32.91 psi ( 55 °C)
9.47 psi ( 20 °C)

Assay

99%

form

liquid

autoignition temp.

842 °F

expl. lim.

23 %

impurities

<0.005% water

evapn. residue

<0.0005%

refractive index

n20/D 1.343 (lit.)

pH

4-5 (20 °C, 200 g/L)

bp

32-34 °C (lit.)

mp

−100 °C (lit.)

density

0.974 g/mL at 20 °C (lit.)

SMILES string

[H]C(=O)OC

InChI

1S/C2H4O2/c1-4-2-3/h2H,1H3

InChI key

TZIHFWKZFHZASV-UHFFFAOYSA-N

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Application

Methyl formate may be used in the synthesis of the following building blocks:
  • methyl 4-chloro-2-formylbutanoate from methyl 4-chlorobutanoate via [1]-formylation[1]
  • potassium methyl α-[(methoxyethylidene)amino]-β-hydroxyacrylate from methyl α-[(methoxyethylidene)amino]acetate[2]
  • (S)-(-)-1-formyl-2-hydroxymethylpyrrolidine from (S)-(+)-2-hydroxymethylpyrrolidine via N-formylation[3]

Signal Word

Danger

Hazard Classifications

Acute Tox. 3 Dermal - Acute Tox. 3 Inhalation - Acute Tox. 3 Oral - Eye Irrit. 2 - Flam. Liq. 1 - STOT SE 1 - STOT SE 3

Target Organs

Respiratory system

Storage Class Code

3 - Flammable liquids

WGK

WGK 2

Flash Point(F)

-2.2 °F - closed cup

Flash Point(C)

-19 °C - closed cup

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

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Certificates of Analysis (COA)

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(S)-(-)-1-Amino-2-Methoxymethylpyrrolidine (SAMP) and (R)-(+)-1-Amino-2-Methoxymethylpyrrolidine (RAMP), Versatile Chiral Auxiliaries
Enders D, et al.
Organic Syntheses, 65, 173-173 (1987)
4-Methoxycarbonyl-2-methyl-1,3-oxazole
White JD, et al
Organic Syntheses, 79, 244-244 (2002)
Methyl N-Phenyl Carbamate Synthesis from Aniline and Methyl Formate: Carbon Recycling to Chemical Products.
Yalfani MS, et al.
ChemSusChem, 8(3), 443-447 (2015)
Synthesis of Methyl 1-Formylcyclopropanecarboxylate utilizing Ti-Claisen Condensation
Ashida Y, et al.
Organic Syntheses, 93, 286-286 (2016)
Katherine R Phillips et al.
Journal of the American Chemical Society, 135(2), 574-577 (2012-12-28)
Methyl formate is produced from the photo-oxidation of methanol on preoxidized TiO(2)(110). We demonstrate that two consecutive photo-oxidation steps lead to methyl formate using mass spectrometry and scanning tunneling microscopy. The first step in methanol oxidation is formation of methoxy

Questions

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  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/449/386/product-dating-information-mk.pdf

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  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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