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메틸테트라히드로푸란
메틸테트라히드로푸란 · DIMETHYLTETRAHYDROFURAN · Tetrahydromethylfuran · 2-methyl-furamethyltetrahydrofuran
식별자 및 물리적 특성
| CAS No. | 25265-68-3 |
|---|---|
| 분자식 | C5H10O |
| 평균 분자량 | 86.13 g/mol |
| 단동위원소 질량 | 86.07316494 g/mol |
| SMILES | CC1CCCO1 |
| InChIKey | JWUJQDFVADABEY-UHFFFAOYSA-N |
| PubChem CID | 7301 |
| ChEMBL | CHEMBL1580503 |
| EC No. | 202-507-4 |
| DTXSID | DTXSID9030258 |
| 현지명 | 메틸테트라히드로푸란 |
화학 및 물리적 성질
| XLogP | 1 |
|---|---|
| 극성 표면적 | 9.2 |
| 수소 결합 공여자 수 | 0 |
| 수소 결합 수용자 수 | 1 |
| 회전 가능 결합 수 | 0 |
| 무거운 원자 수 | 6 |
| 형식 전하 | 0 |
| 복잡도 | 43.2 |
| 물질 분류 | Flammable agents - 3rd degree |
| Solvents | Solvents -> Ethers (<C12) |
| 밀도 | 0.853 @ 20°C |
| 끓는 점 | 80 °C @760 [mm Hg]77-78 °C |
| 증기압 | 97.3 [mmHg] |
| Physical Description | Methyltetrahydrofuran appears as a colorless liquid with an ether-like odor. Less dense than water. Vapors heavier than air. Used to make other chemicals and as a solvent.Clear, colorless to yellow liquid with a mildly irritating odor of ether[NTP: CSWG] |
| EPA | Furan, tetrahydromethyl- (25265-68-3) |
안전 및 규제
| GHS 분류 | DangerH225 (85.6%): Highly Flammable liquid and vapor [Danger Flammable liquids]P210, P233, P240, P241, P242, P243, P261, P264, P264+P265, P270, P271, P280, P301+P317, P302+P352, P303+P361+P353, P304+P340, P305+P351+P338, P305+P354+P338, P317, P319, P321, P330, P332+P317, P337+P317, P362+P364, P370+P378, P403+P233, P403+P235, P405, and P501 (click each P-code to see the statement)Aggregated GHS information provided per 439 reports by companies from 22 notifications to the ECHA C&L Inventory. Each notification may be associated with multiple companies.H225 (100%): Highly Flammable liquid and vapor [Danger Flammable liquids] |
|---|---|
| 규제 정보 | Chemical: Furan, tetrahydro-2-methyl-Furan, tetrahydro-2-methyl- is listed on the EPA's Chemical Data Reporting (CDR) system. Manufacturers and importers of Furan, tetrahydro-2-methyl- are required to report information about their production and use of this chemical to the EPA under the Toxic Substances Control Act (TSCA). (40 eCFR Part 711)Status: Active Update: 28-02-2022 https://echa.europa.eu/registration-dossier/-/registered-dossier/13699Furan, tetrahydro-2-methyl-: HSNO Approval: HSR001202 Approved with controlsThe New Jersey Worker and Community Right to Know Act requires public and private employers to provide information about hazardous substances at their workplaces. (N.J.S.A. 34:5A-1 et. seq.) |
| 운송 라벨(DOT) | Flammable Liquid |
| 화재 위험 | Excerpt from ERG Guide 127 [Flammable Liquids (Water-Miscible)]:· HIGHLY FLAMMABLE: Will be easily ignited by heat, sparks or flames. |
| 건강 유해성 | Excerpt from ERG Guide 127 [Flammable Liquids (Water-Miscible)]:· Inhalation or contact with material may irritate or burn skin and eyes. |
| 유해성 요약 | Stabilized with 0.025% BHT (CAS# 128-37-0)An eye irritant[Sigma-Aldrich MSDS] See Tetrahydrofuran. |
| 운송 번호 및 가이드(DOT) | 2536 127 |
| 반응성 그룹 | Ethers |
| Reactivity Alerts | Highly Flammable |
| Reactivity Profile | METHYLTETRAHYDROFURAN reacts violently with oxidants, causing fire and explosion hazards [Handling Chemicals Safely 1980. p. 891]. |
| DOT Hazard Classification | MethyltetrahydrofuranUN2536Class 3 Flammable and combustible liquid (49 eCFR § 173.120)PG II: the degree of danger presented by the material is medium |
| Air and Water Reactions | Highly flammable. Partially soluble in water. Oxidizes readily in air to form unstable peroxides that may explode spontaneously [Bretherick 1979. p.151-154, 164]. |
| Peroxide Forming Chemical | 2-MethyltetrahydrofuranB*: Compounds that form peroxides on concentration (distillation/evaporation)5 samples had 0-100 ppm peroxideage >1-10+ yrsKellyUnstabilized MeTHF may quickly form peroxides. See Millapore Sigma Sheet linked for more information.https://www.sigmaaldrich.com/content/dam/sigma-aldrich/docs/Sigma-Aldrich/General_Information/1/greener-solvents-br-ms.PDF |
| 소화 | Excerpt from ERG Guide 127 [Flammable Liquids (Water-Miscible)]: |
| 누출 비상 조치 | · CALL 911. Then call emergency response telephone number on shipping paper. If shipping paper not available or no answer, refer to appropriate telephone number listed on the inside back cover.· ELIMINATE all ignition sources (no smoking, flares, sparks or flames) from immediate area. |
| 응급 처치 | Excerpt from ERG Guide 127 [Flammable Liquids (Water-Miscible)]:General First Aid: |
| 노출 관리 및 개인 보호 | · Wear positive pressure self-contained breathing apparatus (SCBA). |
| 비화재 누출 대응 | Excerpt from ERG Guide 127 [Flammable Liquids (Water-Miscible)]: |
| Isolation and Evacuation | Excerpt from ERG Guide 127 [Flammable Liquids (Water-Miscible)]:Immediate precautionary measure |
| Protective Action Criteria (PAC) | 4.0 [ppm]44 [ppm]270 [ppm] |
| Personal Protective Equipment (PPE) | Excerpt from ERG Guide 127 [Flammable Liquids (Water-Miscible)]: |
| Emergency Response Planning Guidelines | CAUTION: The majority of these products have a very low flash point. Use of water spray when fighting fire may be inefficient. |
| 유해 작용 | Neurotoxin - Acute solvent syndrome |
| Toxicity Data | LC50 (rat) = 6,000 ppm/4hr |
용도
일반 설명
A colorless liquid with an ether-like odor. Less dense than water. Flash point 12°F. Vapors heavier than air. Used to make other chemicals and as a solvent.