Revision as of 08:28, 18 February 2012 editBeetstra (talk | contribs)Edit filter managers, Administrators172,081 edits Saving copy of the {{chembox}} taken from revid 472241937 of page Methyl_formate for the Chem/Drugbox validation project (updated: 'ChEMBL'). |
Latest revision as of 17:26, 23 December 2024 edit Nyxion303 (talk | contribs)Extended confirmed users8,383 edits Rescuing 2 sources and tagging 0 as dead.) #IABot (v2.0.9.5Tag: IABotManagementConsole [1.3] |
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{{ambox | text = This page contains a copy of the infobox ({{tl|chembox}}) taken from revid of page ] with values updated to verified values.}} |
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{{chembox |
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{{chembox |
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| Verifiedfields = changed |
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| verifiedrevid = 472240624 |
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| Watchedfields = changed |
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| Name = '''Methyl formate''' |
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| verifiedrevid = 477501961 |
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| ImageFileL1 = Methyl formate.svg |
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| Name = Methyl formate |
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| ImageSizeL1 = 100px |
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| ImageNameL1 = Structural formula of methyl formate |
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| ImageFileL1 = Methyl formate.png |
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| ImageSizeL1 = 150 |
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| ImageFileR1 = Methyl-formate-3D-balls.png |
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| ImageNameL1 = Structural formula of methyl formate |
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| ImageSizeR1 = 100px |
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| ImageFileR1 = Methyl-formate-3D-balls.png |
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| ImageNameR1 = Ball-and-stick model of the methyl formate molecule |
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| ImageSizeR1 = 150 |
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| IUPACName = methyl methanoate |
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| ImageNameR1 = Ball-and-stick model of the methyl formate molecule |
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| Section1 = {{Chembox Identifiers |
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| ImageFile2 = Commercial methyl formate.jpg |
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| CASNo_Ref = {{cascite|correct|CAS}} |
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| PIN = Methyl formate |
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| SystematicName = Methyl methanoate |
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| OtherNames = R-611 |
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|Section1={{Chembox Identifiers |
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| CASNo_Ref = {{cascite|correct|CAS}} |
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| CASNo = 107-31-3 |
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| CASNo = 107-31-3 |
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| ChEBI_Ref = {{ebicite|correct|EBI}} |
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| ChEMBL = 295026 |
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| PubChem = 7865 |
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| ChEBI = 77699 |
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| ChEMBL_Ref = {{ebicite|correct|EBI}} |
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| SMILES = O=COC |
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| ChEMBL = 295026 |
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| ChemSpiderID_Ref = {{chemspidercite|correct|chemspider}} |
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| ChemSpiderID_Ref = {{chemspidercite|correct|chemspider}} |
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| ChemSpiderID = 7577 |
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| ChemSpiderID = 7577 |
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| EC_number = 209-282-1 |
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| InChI = 1/C2H4O2/c1-4-2-3/h2H,1H3 |
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| PubChem = 7865 |
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| InChIKey = TZIHFWKZFHZASV-UHFFFAOYAI |
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| StdInChI_Ref = {{stdinchicite|correct|chemspider}} |
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| UNII_Ref = {{fdacite|correct|FDA}} |
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| UNII = 1MPH591FTG |
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| SMILES = O=COC |
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| InChI = 1/C2H4O2/c1-4-2-3/h2H,1H3 |
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| InChIKey = TZIHFWKZFHZASV-UHFFFAOYAI |
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| StdInChI_Ref = {{stdinchicite|correct|chemspider}} |
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| StdInChI = 1S/C2H4O2/c1-4-2-3/h2H,1H3 |
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| StdInChI = 1S/C2H4O2/c1-4-2-3/h2H,1H3 |
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| StdInChIKey_Ref = {{stdinchicite|correct|chemspider}} |
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| StdInChIKey_Ref = {{stdinchicite|correct|chemspider}} |
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| StdInChIKey = TZIHFWKZFHZASV-UHFFFAOYSA-N |
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| StdInChIKey = TZIHFWKZFHZASV-UHFFFAOYSA-N |
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}} |
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}} |
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| Section2 = {{Chembox Properties |
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|Section2={{Chembox Properties |
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| C=2|H=4|O=2 |
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| C=2 | H=4 | O=2 |
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| Density = 0.98 g/cm³ |
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| Density = 0.98 g/cm<sup>3</sup> |
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| Appearance = Colorless liquid |
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| MeltingPtC = -100 |
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| Odor = pleasant<ref name=PGCH/> |
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| BoilingPtC = 32 |
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| MeltingPtC = -100 |
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| BoilingPtC = 32 |
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| Solubility = 30% (20°C)<ref name=PGCH/> |
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| VaporPressure = 634 hPa (476 mmHg) (20°C)<ref name=PGCH/> |
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| MagSus = -32.0·10<sup>−6</sup> cm<sup>3</sup>/mol |
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}} |
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}} |
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| Section7 = {{Chembox Hazards |
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|Section7={{Chembox Hazards |
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| ExternalMSDS = |
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| ExternalSDS = |
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| GHS_ref=<ref>{{cite web |title=Methyl formate |url=https://pubchem.ncbi.nlm.nih.gov/compound/7865#section=Safety-and-Hazards |website=pubchem.ncbi.nlm.nih.gov |access-date=19 December 2021 |language=en |archive-date=19 December 2021 |archive-url=https://web.archive.org/web/20211219231403/https://pubchem.ncbi.nlm.nih.gov/compound/7865#section=Safety-and-Hazards |url-status=live }}</ref> |
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| EUClass = Highly flammable (F+); Harmful (Xn)}} |
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| GHSPictograms = {{GHS02}}{{GHS07}} |
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| GHSSignalWord = Danger |
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| HPhrases = {{H-phrases|224|302|319|332|335}} |
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| PPhrases = {{P-phrases|210|233|240|241|242|243|261|264|270|271|280|301+312|303+361+353|304+312|304+340|305+351+338|312|330|337+313|370+378|403+233|403+235|405|501}} |
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| IDLH = 4500 ppm<ref name=PGCH>{{PGCH|0417}}</ref> |
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| REL = TWA 100 ppm (250 mg/m<sup>3</sup>) ST 150 ppm (375 mg/m<sup>3</sup>)<ref name=PGCH/> |
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| PEL = TWA 100 ppm (250 mg/m<sup>3</sup>)<ref name=PGCH/> |
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| LD50 = 1622 mg/kg (oral, rabbit)<ref name=IDLH>{{IDLH|107313|Methyl formate}}</ref> |
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| NFPA-H = 2 |
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| NFPA-F = 4 |
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| NFPA-R = 0 |
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| NFPA-S = |
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| FlashPtF = -2 |
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| FlashPt_ref = <ref name=PGCH/> |
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| ExploLimits = 4.5%-23%<ref name=PGCH/> |
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| LCLo = 50,000 ppm (guinea pig, 20 min)<ref name=IDLH/> |
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}} |
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'''Methyl formate''', also called '''methyl methanoate''', is the methyl ] of ]. The simplest example of a carboxylate ester, it is a colorless liquid with an ethereal odour, high ], and low ]. It is a precursor to many other compounds of commercial interest.<ref name=Ullmann_2009>Werner Reutemann and Heinz Kieczka "Formic Acid" in ''Ullmann's Encyclopedia of Industrial Chemistry'' 2002, Wiley-VCH, Weinheim. {{doi|10.1002/14356007.a12_013}}</ref> |
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==Production== |
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In the laboratory, methyl formate can be produced by the ] of ] and ], as follows: |
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:HCOOH + CH<sub>3</sub>OH → HCOOCH<sub>3</sub> + H<sub>2</sub>O |
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Industrial methyl formate, however, is usually produced by the combination of ] and ] (]) in the presence of a strong base, such as ]:<ref name=Ullmann_2009/> |
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] |
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This process, practiced commercially by BASF among other companies gives 96% selectivity toward methyl formate. The ] for this process is sensitive to water, which can be present in the ] feedstock, which is commonly derived from ]. Very dry ] is, therefore, essential.<ref>W. Couteau, J. Ramioulle, US Patent US4216339</ref> |
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==Uses== |
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Methyl formate is used primarily to manufacture ], ], and ]. These compounds are precursors or building blocks for many useful derivatives. |
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Because of its high ], it is used for quick-drying finishes and as a ] for some ] applications (for example Ecomate'''®''' manufactured by Foam Supplies Inc.)<ref>{{cite web |title=Ecomate |url=https://ecomatetechnology.com/ |website=Ecomate |publisher=Foam Supplies, Inc. |access-date=2023-06-14 |archive-date=2023-05-05 |archive-url=https://web.archive.org/web/20230505060732/https://ecomatetechnology.com/ |url-status=live }}</ref> and as a replacement for ]s, ]s, and ]s. Methyl formate has near zero ] and zero ] and a short atmospheric life of 3 days.<ref name="FoamAndBlow_Excerpt">{{cite book |last1=Wypych |first1=George |title=Handbook of foaming and blowing agents |date=2017 |publisher=ChemTec Publishing |location=Toronto |isbn=9781895198997 |pages=3-28 |chapter=2. Chemical Origin of Blowing Agents |quote=ECOLOGICAL IMPACT Atmospheric life, days: 3 Kyoto compliant: yes Montreal compliant: yes Global warming potential: <1.5 Ozone depletion potential: 0 |doi=10.1016/B978-1-895198-99-7.50004-0}}</ref> |
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It is also used as an ].{{citation needed|date=December 2024}} |
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A historical use of methyl formate, which sometimes brings it attention, was in refrigeration. Before the introduction of less-toxic refrigerants, methyl formate was used as an alternative to ] in domestic refrigerators, such as some models of the famous GE Monitor Top. |
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==References== |
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{{reflist}} |
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==External links== |
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{{Molecules detected in outer space}} |
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{{Esters}} |
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{{Authority control}} |
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{{DEFAULTSORT:Methyl Formate}} |
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] |
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] |